hydoddeiddio

cy-verb

hydoddeiddio (first-person singular present hydoddeiddiaf, not mutable)

hydoddeiddiaf (first-person present singular)
hydoddeiddiaf (first-person future indicative present singular)
hydoddeiddi (future indicative present second-person singular)
hydoddeiddia (future indicative present singular third-person)
hydoddeiddiwn (first-person future indicative plural present)
hydoddeiddiwch (future indicative plural present second-person)
hydoddeiddiant (future indicative plural present third-person)
hydoddeiddir (future impersonal indicative present)
hydoddeiddiwn (conditional first-person singular)
hydoddeiddiwn (first-person imperfect indicative singular)
hydoddeiddit (conditional second-person singular)
hydoddeiddit (imperfect indicative second-person singular)
hydoddeiddiai (conditional singular third-person)
hydoddeiddiai (imperfect indicative singular third-person)
hydoddeiddiem (conditional first-person plural)
hydoddeiddiem (first-person imperfect indicative plural)
hydoddeiddiech (conditional plural second-person)
hydoddeiddiech (imperfect indicative plural second-person)
hydoddeiddient (conditional plural third-person)
hydoddeiddient (imperfect indicative plural third-person)
hydoddeiddid (conditional impersonal)
hydoddeiddid (imperfect impersonal indicative)
hydoddeiddiais (first-person preterite singular)
hydoddeiddiaist (preterite second-person singular)
hydoddeiddiodd (preterite singular third-person)
hydoddeiddiasom (first-person plural preterite)
hydoddeiddiasoch (plural preterite second-person)
hydoddeiddiasant (plural preterite third-person)
hydoddeiddiwyd (impersonal preterite)
hydoddeiddiaswn (first-person pluperfect singular)
hydoddeiddiasit (pluperfect second-person singular)
hydoddeiddiasai (pluperfect singular third-person)
hydoddeiddiasem (first-person pluperfect plural)
hydoddeiddiasech (pluperfect plural second-person)
hydoddeiddiasent (pluperfect plural third-person)
hydoddeiddiasid (impersonal pluperfect)
hydoddeiddiesid (impersonal pluperfect)
hydoddeiddiwyf (first-person present singular subjunctive)
hydoddeiddiech (present second-person singular subjunctive)
hydoddeiddio (present singular subjunctive third-person)
hydoddeiddiom (first-person plural present subjunctive)
hydoddeiddioch (plural present second-person subjunctive)
hydoddeiddiont (plural present subjunctive third-person)
hydoddeiddier (impersonal present subjunctive)
hydoddeiddia (imperative second-person singular)
hydoddeiddied (imperative singular third-person)
hydoddeiddiwn (first-person imperative plural)
hydoddeiddiwch (imperative plural second-person)
hydoddeiddient (imperative plural third-person)
hydoddeiddier (imperative impersonal)
hydoddeiddio (noun-from-verb)
hydoddeiddiedig (participle)
hydoddeiddiadwy (participle)
hydoddeiddia i (first-person future singular)
hydoddeiddiaf i (first-person future singular)
hydoddeiddi di (future second-person singular)
hydoddeiddith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
hydoddeiddiff e (future singular third-person)
hydoddeiddiwn ni (first-person future plural)
hydoddeiddiwch chi (future plural second-person)
hydoddeiddian nhw (future plural third-person)
hydoddeiddiwn i (conditional first-person singular)
hydoddeiddswn i (conditional first-person singular)
hydoddeiddiet ti (conditional second-person singular)
hydoddeiddset ti (conditional second-person singular)
hydoddeiddiai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
hydoddeiddsai fo (conditional singular third-person)
hydoddeiddien ni (conditional first-person plural)
hydoddeiddsen ni (conditional first-person plural)
hydoddeiddiech chi (conditional plural second-person)
hydoddeiddsech chi (conditional plural second-person)
hydoddeiddien nhw (conditional plural third-person)
hydoddeiddsen nhw (conditional plural third-person)
hydoddeiddiais i (first-person preterite singular)
hydoddeiddies i (first-person preterite singular)
hydoddeiddiaist ti (preterite second-person singular)
hydoddeiddiest ti (preterite second-person singular)
hydoddeiddiodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
hydoddeiddion ni (first-person plural preterite)
hydoddeiddioch chi (plural preterite second-person)
hydoddeiddion nhw (plural preterite third-person)
hydoddeiddia (imperative second-person singular)
hydoddeiddiwch (imperative plural second-person)

/ˌhədɔˈðei̯ðjɔ/


hydoddyn

cy-noun

hydoddyn m (plural hydoddion, not mutable)


hydoddiant

hydoddiant m (plural hydoddiannau, not mutable)

(physical chemistry) solution (homogeneous mixture)


hydoddydd

hydoddydd m (plural hydoddyddion, not mutable)


hydoddedig

cy-adj

hydoddedig (feminine singular hydoddedig, plural hydoddedig, equative mor hydoddedig, comparative mwy hydoddedig, superlative mwyaf hydoddedig, not mutable)

hydoddedig (feminine singular)
hydoddedig (plural)
mor hydoddedig (equative)
mwy hydoddedig (comparative)
mwyaf hydoddedig (superlative)

/ˌhədɔˈðɛdɪɡ/

/ˌhədɔˈðeːdɪɡ/

/ˌhədɔˈðɛdɪɡ/


estynwlad

estynwledydd (plural)
estynwlad
hestynwlad (prothesis-h)

From estyn (“to extend”) + gwlad (“country, land”).


estyn

cy-verb

estyn (first-person singular present estynnaf)

estynnaf (first-person present singular)
estynnaf (first-person future indicative present singular)
estynni (future indicative present second-person singular)
estyn (future indicative present singular third-person)
estynna (future indicative present singular third-person)
estynnwn (first-person future indicative plural present)
estynnwch (future indicative plural present second-person)
estynnant (future indicative plural present third-person)
estynnir (future impersonal indicative present)
estynnwn (conditional first-person singular)
estynnwn (first-person imperfect indicative singular subjunctive)
estynnit (conditional second-person singular)
estynnit (imperfect indicative second-person singular subjunctive)
estynnai (conditional singular third-person)
estynnai (imperfect indicative singular subjunctive third-person)
estynnem (conditional first-person plural)
estynnem (first-person imperfect indicative plural subjunctive)
estynnech (conditional plural second-person)
estynnech (imperfect indicative plural second-person subjunctive)
estynnent (conditional plural third-person)
estynnent (imperfect indicative plural subjunctive third-person)
estynnid (conditional impersonal)
estynnid (imperfect impersonal indicative subjunctive)
estynnais (first-person preterite singular)
estynnaist (preterite second-person singular)
estynnodd (preterite singular third-person)
estynasom (first-person plural preterite)
estynasoch (plural preterite second-person)
estynasant (plural preterite third-person)
estynnwyd (impersonal preterite)
estynaswn (first-person pluperfect singular)
estynasit (pluperfect second-person singular)
estynasai (pluperfect singular third-person)
estynasem (first-person pluperfect plural)
estynasech (pluperfect plural second-person)
estynasent (pluperfect plural third-person)
estynasid (impersonal pluperfect)
estynesid (impersonal pluperfect)
estynnwyf (first-person present singular subjunctive)
estynnych (present second-person singular subjunctive)
estynno (present singular subjunctive third-person)
estynnom (first-person plural present subjunctive)
estynnoch (plural present second-person subjunctive)
estynnont (plural present subjunctive third-person)
estynner (impersonal present subjunctive)
estyn (imperative second-person singular)
estynna (imperative second-person singular)
estynned (imperative singular third-person)
estynnwn (first-person imperative plural)
estynnwch (imperative plural second-person)
estynnent (imperative plural third-person)
estynner (imperative impersonal)
estyn (noun-from-verb singular)
estynedig (participle singular)
estynadwy (participle singular)
estynna i (first-person future singular)
estynnaf i (first-person future singular)
estynni di (future second-person singular)
estynnith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
estynniff e (future singular third-person)
estynnwn ni (first-person future plural)
estynnwch chi (future plural second-person)
estynnan nhw (future plural third-person)
estynnwn i (conditional first-person singular)
estynswn i (conditional first-person singular)
estynnet ti (conditional second-person singular)
estynset ti (conditional second-person singular)
estynnai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
estynsai fo (conditional singular third-person)
estynnen ni (conditional first-person plural)
estynsen ni (conditional first-person plural)
estynnech chi (conditional plural second-person)
estynsech chi (conditional plural second-person)
estynnen nhw (conditional plural third-person)
estynsen nhw (conditional plural third-person)
estynnais i (first-person preterite singular)
estynnes i (first-person preterite singular)
estynnaist ti (preterite second-person singular)
estynnest ti (preterite second-person singular)
estynnodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
estynnon ni (first-person plural preterite)
estynnoch chi (plural preterite second-person)
estynnon nhw (plural preterite third-person)
estynna (imperative second-person singular)
estynnwch (imperative plural second-person)
estyn
hestyn (prothesis-h)

From Middle Welsh estynn, from Proto-Brythonic *estɨnn (compare Cornish ystyn and Middle Breton astenn), from Latin extendō (“to extend, to stretch, to enlarge”).

der

(geography) (of an ice sheet) to advance


adweithiol

cy-adj

adweithiol (feminine singular adweithiol, plural adweithiol, equative mor adweithiol, comparative mwy adweithiol, superlative mwyaf adweithiol)

adweithiol (feminine singular)
adweithiol (plural)
mor adweithiol (equative)
mwy adweithiol (comparative)
mwyaf adweithiol (superlative)
adweithiol
hadweithiol (prothesis-h)


adwy

adwyon (plural)
adwyau (plural)
adwy
hadwy (prothesis-h)

Cognate with Breton ode and Cornish aswy.

dod i'r adwy

to step into the breach, to come to the rescue


chwysigen

cy-noun

chwysigen f (plural chwysigod, not mutable)

/χwəˈsiːɡɛn/

From Middle Welsh chuyssigen, an alteration (with the suffix -en) of Proto-Brythonic *guɨsig, from Latin vēsīca (“bladder”).


cwymplen

cwymplenni (plural)
cwymplen
gwymplen (soft)
nghwymplen
chwymplen


naidlen

naidlen f (plural naidlennni, not mutable)


dewislen

dewislenni (plural)
dewislen
ddewislen (soft)
newislen


affelion

affelion m (plural affelionau or affelia)

affelionau (plural)
affelia (plural)
affelion
haffelion (prothesis-h)

Borrowed from English aphelion, from New Latin aphēlium, from Ancient Greek ἀπο- (apo-, “away, from, off”) + ἥλῐος (hḗlĭos, “the sun”) + -ον (-on, “noun suffix”).


cymhwysiad

cymwysiadau (plural)
cymhwysiad
gymhwysiad (soft)
nghymhwysiad
chymhwysiad

From cymhwyso (“to adapt, to adjust, to qualify”) + -iad (noun-forming suffix).

cymwys

suitable, appropriate; qualified, eligible


gyriad

gyriadau (plural)
gyriad
yriad (soft)
ngyriad


disg

(computer hardware) ellipsis of disg caled (“hard disk”)

disk
ellipsis of disg caled (“hard disk”)

(computer hardware) ellipsis of disg hyblyg (“floppy disk”)

disk
ellipsis of disg hyblyg (“floppy disk”)


grawn

cy-noun

grawn m (collective, singulative gronyn)

gronyn (singulative)
grawn
rawn (soft)
ngrawn

From Proto-Brythonic *grọn, from Proto-Celtic *grānom, from Proto-Indo-European *ǵr̥h₂nóm. Compare Breton greun, Irish grán, Latin grānum.

(zoology) roe, spawn (fish or amphibian eggs)


toddbwynt

ymdoddbwyntiau (plural)
toddbwynt
doddbwynt (soft)
nhoddbwynt
thoddbwynt

/ˈtɔðbʊɨ̯nt/

From toddi (“to melt”) + pwynt (“point”).


echdorri

cy-verb

echdorri (first-person singular present exdorraf)

exdorraf (first-person present singular)
echdorraf (first-person future indicative present singular)
echdorri (future indicative present second-person singular)
echdorra (future indicative present singular third-person)
echdorrwn (first-person future indicative plural present)
echdorrwch (future indicative plural present second-person)
echdorrant (future indicative plural present third-person)
echdorrir (future impersonal indicative present)
echdorrwn (conditional first-person singular)
echdorrwn (first-person imperfect indicative singular subjunctive)
echdorrit (conditional second-person singular)
echdorrit (imperfect indicative second-person singular subjunctive)
echdorrai (conditional singular third-person)
echdorrai (imperfect indicative singular subjunctive third-person)
echdorrem (conditional first-person plural)
echdorrem (first-person imperfect indicative plural subjunctive)
echdorrech (conditional plural second-person)
echdorrech (imperfect indicative plural second-person subjunctive)
echdorrent (conditional plural third-person)
echdorrent (imperfect indicative plural subjunctive third-person)
echdorrid (conditional impersonal)
echdorrid (imperfect impersonal indicative subjunctive)
echdorrais (first-person preterite singular)
echdorraist (preterite second-person singular)
echdorrodd (preterite singular third-person)
echdorasom (first-person plural preterite)
echdorasoch (plural preterite second-person)
echdorasant (plural preterite third-person)
echdorrwyd (impersonal preterite)
echdoraswn (first-person pluperfect singular)
echdorasit (pluperfect second-person singular)
echdorasai (pluperfect singular third-person)
echdorasem (first-person pluperfect plural)
echdorasech (pluperfect plural second-person)
echdorasent (pluperfect plural third-person)
echdorasid (impersonal pluperfect)
echdoresid (impersonal pluperfect)
echdorrwyf (first-person present singular subjunctive)
echdorrych (present second-person singular subjunctive)
echdorro (present singular subjunctive third-person)
echdorrom (first-person plural present subjunctive)
echdorroch (plural present second-person subjunctive)
echdorront (plural present subjunctive third-person)
echdorrer (impersonal present subjunctive)
echdorra (imperative second-person singular)
echdorred (imperative singular third-person)
echdorrwn (first-person imperative plural)
echdorrwch (imperative plural second-person)
echdorrent (imperative plural third-person)
echdorrer (imperative impersonal)
echdorri (noun-from-verb singular)
echdoredig (participle singular)
echdoradwy (participle singular)
echdorra i (first-person future singular)
echdorraf i (first-person future singular)
echdorri di (future second-person singular)
echdorrith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
echdorriff e (future singular third-person)
echdorrwn ni (first-person future plural)
echdorrwch chi (future plural second-person)
echdorran nhw (future plural third-person)
echdorrwn i (conditional first-person singular)
echdorrswn i (conditional first-person singular)
echdorret ti (conditional second-person singular)
echdorrset ti (conditional second-person singular)
echdorrai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
echdorrsai fo (conditional singular third-person)
echdorren ni (conditional first-person plural)
echdorrsen ni (conditional first-person plural)
echdorrech chi (conditional plural second-person)
echdorrsech chi (conditional plural second-person)
echdorren nhw (conditional plural third-person)
echdorrsen nhw (conditional plural third-person)
echdorrais i (first-person preterite singular)
echdorres i (first-person preterite singular)
echdorraist ti (preterite second-person singular)
echdorrest ti (preterite second-person singular)
echdorrodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
echdorron ni (first-person plural preterite)
echdorroch chi (plural preterite second-person)
echdorron nhw (plural preterite third-person)
echdorra (imperative second-person singular)
echdorrwch (imperative plural second-person)
echdorri
hechdorri (prothesis-h)

From ech- (“out-, ex-”) + torri (“to cut”).


echdoriad

echdoriadau (plural)
echdoriad
hechdoriad (prothesis-h)


ocsid

Via English oxide, from archaic French oxide (now oxyde), itself a blend of ox(ygene) and (ac)ide, coined by G. de Morveau and A. Lavoisier.


perocsid

cy-noun

perocsid m (plural perocsidau or perocsidiau)

perocsidau (plural)
perocsidiau (plural)


tryegrid

From try- (“through-, dia-, per-”) + egrid.


ocsidydd

(chemistry) oxidising agent, oxidiser oxidant


ocsidaidd

cy-adj

ocsidaidd (feminine singular ocsidaidd, plural ocsidaidd, equative mor ocsidaidd, comparative mwy ocsidaidd, superlative mwyaf ocsidaidd)

ocsidaidd (feminine singular)
ocsidaidd (plural)
mor ocsidaidd (equative)
mwy ocsidaidd (comparative)
mwyaf ocsidaidd (superlative)
ocsidaidd
hocsidaidd (prothesis-h)


rhydwythol

rhydwythol (feminine singular rhydwythol, plural rhydwythol, equative mor rydwythol, comparative mwy rhydwythol, superlative mwyaf rhydwythol)

rhydwythol (feminine singular)
rhydwythol (plural)
mor rydwythol (equative)
mwy rhydwythol (comparative)
mwyaf rhydwythol (superlative)
rhydwythol
rydwythol (soft)
rhydwythiol (alternative)

/r̥əˈduːɨ̯θɔl/

/r̥əˈdʊi̯θɔl/


erblith

erblithion (plural)
erblith
herblith (prothesis-h)


disgyrchedd

disgyrchedd
ddisgyrchedd (soft)
nisgyrchedd

/dɪsˈɡərχɛð/

[dɪsˈkərχɛð]

From disgyrchu (“to gravitate”, from dis- + cyrchu) + -edd.


nitrad

Borrowed from English nitrate. By surface analysis, nitr- + -ad (“-ate”).


pillffon

From pill (“trunk, pole”) + ffon (“stick, lance”).


gwirfwy

(uncountable, organic chemistry, obsolete) ether


moment ddeubol

cy-noun

moment ddeubol f (plural momentau deubolau)

momentau deubolau (plural)
moment ddeubol
foment ddeubol (soft)


crychiad

crychiadau (plural)
crychiad
grychiad (soft)
nghrychiad
chrychiad

(agriculture, phytopathology) curl, plant disease that causes leaves to shrivel, esp. Potato leafroll virus


llwg

possibly related to llwgu (“to starve”).

(veterinary medicine) foot rot in cows and sheep


undydd unnos

/ˌɨ̞ndɨ̞ð ˈɨ̞nɔs/

/ˌɪndɪð ˈɪnɔs/

(idiomatic, biology) shortlived, ephemeral


undydd unnos

undydd unnos
hundydd unnos (prothesis-h)

/ˌɨ̞ndɨ̞ð ˈɨ̞nɔs/

/ˌɪndɪð ˈɪnɔs/


nanoraddfa

cy-adj

nanoraddfa (feminine singular nanoraddfa, plural nanoraddfa, not comparable, not mutable)

nanoraddfa (feminine singular)
nanoraddfa (plural)


nanoraddfa

cy-noun

nanoraddfa f (plural nanoraddfeydd, not mutable)

(sciences, technology) nanoscale (measuring tool with gradations in nanometers)

(sciences, technology) the scale of nanotechnology


gronyn elfennol

gronyn elfennol m (plural gronynnau elfennol)

gronynnau elfennol (plural)
gronyn elfennol
ronyn elfennol (soft)
ngronyn elfennol


gronyn isatomig

gronyn isatomig m (plural gronynnau isatomig)

gronynnau isatomig (plural)
gronyn isatomig
ronyn isatomig (soft)
ngronyn isatomig


gronyn paill

gronynnau paill (plural)
gronyn paill
ronyn paill (soft)
ngronyn paill


elfennol

cy-adj

elfennol (feminine singular elfennol, plural elfennol, equative mor elfennol, comparative mwy elfennol, superlative mwyaf elfennol)

elfennol (feminine singular)
elfennol (plural)
mor elfennol (equative)
mwy elfennol (comparative)
mwyaf elfennol (superlative)
elfennol
helfennol (prothesis-h)

(chemistry, physics) elementary, relating to chemical elements


atomig

atomig (feminine singular atomig, plural atomig, equative mor atomig, comparative mwy atomig, superlative mwyaf atomig)

atomig (feminine singular)
atomig (plural)
mor atomig (equative)
mwy atomig (comparative)
mwyaf atomig (superlative)


isatomig

isatomig (feminine singular isatomig, plural isatomig, equative mor isatomig, comparative mwy isatomig, superlative mwyaf isatomig)

isatomig (feminine singular)
isatomig (plural)
mor isatomig (equative)
mwy isatomig (comparative)
mwyaf isatomig (superlative)


trochydd

trochyddion (plural)
trochydd
drochydd (soft)
nhrochydd
throchydd

From trochi (“to immerse, to plunge”) + -ydd.

Cymdeithas Edward Llwyd
w:Cymdeithas Edward Llwyd

Peter Hayman
w:Peter Hayman (ornithologist)

Gwasg Carreg Gwalch
w:Gwasg Carreg Gwalch

white-throated dipper
white-throated dipper

Cinclus cinclus
Cinclus cinclus#Translingual

(ornithology) white-throated dipper (Cinclus cinclus)


tiwnig

tiwnigau (plural)
tiwnig
diwnig (soft)
nhiwnig
thiwnig

Borrowed from English tunic, from Latin tunica.


rhywogaeth

rhywogaeth
rywogaeth (soft)
rhyfogaeth (alternative)
rhywfogaeth (alternative)
rhywiogaeth (alternative)
rhywogiaeth (alternative)

/r̥ɪu̯.ˈɔɡaɨ̯θ/

/r̥ɪu̯.ˈɔɡɛθ/

/r̥ɪu̯.ˈoːɡaɨ̯θ/

/r̥ɪu̯.ˈɔɡaɨ̯θ/

/r̥ɪu̯.ˈoːɡɛθ/

/r̥ɪu̯.ˈɔɡɛθ/

From rhywog (“proper, relating to itself”) + -aeth.


isrywogaeth

/ˌiːsrɪu̯.ˈɔɡaɨ̯θ/

/ˌiːsrɪu̯.ˈɔɡɛθ/

/ˌiːsrɪu̯.ˈoːɡaɨ̯θ/

/ˌiːsrɪu̯.ˈɔɡaɨ̯θ/

/ˌiːsrɪu̯.ˈoːɡɛθ/

/ˌiːsrɪu̯.ˈɔɡɛθ/

From is- (“sub-”) + rhywogaeth (“species”).


colofnig

colofnigau (plural)
colofnig
golofnig (soft)
ngholofnig
cholofnig


ofari

ofarïau (plural)
ofari
hofari (prothesis-h)


wyfa

cy-noun

wyfa f (plural wyfaoedd or wyfeydd or wyfâu)

wyfaoedd (plural)
wyfeydd (plural)
wyfâu (plural)
wyfa
hwyfa (prothesis-h)


llabed

llabed f or m (plural llabedau or llabedi)

llabedau (plural)
llabedi (plural)
llabed
labed (soft)


dargludo

cy-verb

dargludo (first-person singular present dargludaf)

dargludaf (first-person present singular)
dargludaf (first-person future indicative present singular)
dargludi (future indicative present second-person singular)
dargluda (future indicative present singular third-person)
dargludwn (first-person future indicative plural present)
dargludwch (future indicative plural present second-person)
dargludant (future indicative plural present third-person)
dargludir (future impersonal indicative present)
dargludwn (conditional first-person singular)
dargludwn (first-person imperfect indicative singular subjunctive)
dargludit (conditional second-person singular)
dargludit (imperfect indicative second-person singular subjunctive)
dargludai (conditional singular third-person)
dargludai (imperfect indicative singular subjunctive third-person)
dargludem (conditional first-person plural)
dargludem (first-person imperfect indicative plural subjunctive)
dargludech (conditional plural second-person)
dargludech (imperfect indicative plural second-person subjunctive)
dargludent (conditional plural third-person)
dargludent (imperfect indicative plural subjunctive third-person)
dargludid (conditional impersonal)
dargludid (imperfect impersonal indicative subjunctive)
dargludais (first-person preterite singular)
dargludaist (preterite second-person singular)
dargludodd (preterite singular third-person)
dargludasom (first-person plural preterite)
dargludasoch (plural preterite second-person)
dargludasant (plural preterite third-person)
dargludwyd (impersonal preterite)
dargludaswn (first-person pluperfect singular)
dargludasit (pluperfect second-person singular)
dargludasai (pluperfect singular third-person)
dargludasem (first-person pluperfect plural)
dargludasech (pluperfect plural second-person)
dargludasent (pluperfect plural third-person)
dargludasid (impersonal pluperfect)
dargludesid (impersonal pluperfect)
dargludwyf (first-person present singular subjunctive)
dargludych (present second-person singular subjunctive)
dargludo (present singular subjunctive third-person)
dargludom (first-person plural present subjunctive)
dargludoch (plural present second-person subjunctive)
dargludont (plural present subjunctive third-person)
dargluder (impersonal present subjunctive)
dargluda (imperative second-person singular)
dargluded (imperative singular third-person)
dargludwn (first-person imperative plural)
dargludwch (imperative plural second-person)
dargludent (imperative plural third-person)
dargluder (imperative impersonal)
dargludo (noun-from-verb singular)
dargludedig (participle singular)
dargludadwy (participle singular)
dargluda i (first-person future singular)
dargludaf i (first-person future singular)
dargludi di (future second-person singular)
dargludith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
dargludiff e (future singular third-person)
dargludwn ni (first-person future plural)
dargludwch chi (future plural second-person)
dargludan nhw (future plural third-person)
dargludwn i (conditional first-person singular)
dargludswn i (conditional first-person singular)
dargludet ti (conditional second-person singular)
dargludset ti (conditional second-person singular)
dargludai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
dargludsai fo (conditional singular third-person)
dargluden ni (conditional first-person plural)
dargludsen ni (conditional first-person plural)
dargludech chi (conditional plural second-person)
dargludsech chi (conditional plural second-person)
dargluden nhw (conditional plural third-person)
dargludsen nhw (conditional plural third-person)
dargludais i (first-person preterite singular)
dargludes i (first-person preterite singular)
dargludaist ti (preterite second-person singular)
dargludest ti (preterite second-person singular)
dargludodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
dargludon ni (first-person plural preterite)
dargludoch chi (plural preterite second-person)
dargludon nhw (plural preterite third-person)
dargluda (imperative second-person singular)
dargludwch (imperative plural second-person)
dargludo
ddargludo (soft)
nargludo

(physics) to conduct (electricity, heat, light or sound)


dargludydd

dargludyddion (plural)
dargludydd
ddargludydd (soft)
nargludydd

/darˈɡlɨ̞dɨ̞ð/

(physics) conductor (of electricity, heat, light or sound)


lled-ddargludydd

cy-noun

lled-ddargludydd m (plural lled-ddargludyddion)

lled-ddargludyddion (plural)
lled-ddargludydd
led-ddargludydd (soft)

/ˌɬeːdðarˈɡlɨ̞dɨ̞ð/

/ˌɬeːdðarˈɡliːdɪð/

/ˌɬeːdðarˈɡlɪdɪð/

From lled- (“semi-”) + dargludydd (“conductor”).


toddiad

toddiadau (plural)
toddiad
doddiad (soft)
nhoddiad
thoddiad


sychdarthiad

cy-noun

sychdarthiad m (plural sychdarthiadau, not mutable)

From sychdarthu (“to sublimate”) + -iad or sych (“dry”) + tarthiad (“evaporation”).


anweddiad

anweddiadau (plural)
anweddiad
hanweddiad (prothesis-h)


rhewiad

rhewiadau (plural)
rhewiad
rewiad (soft)


dyddodiad

dyddodiadau (plural)
dyddodiad
ddyddodiad (soft)
nyddodiad

(chemistry, geography, countable) deposition


ïoneiddiad

ïoneiddiadau (plural)
ïoneiddiad
hïoneiddiad (prothesis-h)


ailgyfuniad

ailgyfuniadau (plural)
ailgyfuniad
hailgyfuniad (prothesis-h)


cyddwysiad

cyddwysiadau (plural)
cyddwysiad
gyddwysiad (soft)
nghyddwysiad
chyddwysiad

/kəˈdʊɨ̯ʃad/


sychdarthu

cy-verb

sychdarthu (first-person singular present sychdarthaf, not mutable)

sychdarthaf (first-person present singular)
sychdarthaf (first-person future indicative present singular)
sychderthi (future indicative present second-person singular)
sychdartha (future indicative present singular third-person)
sychdarthwn (first-person future indicative plural present)
sychderthwch (future indicative plural present second-person)
sychdarthwch (future indicative plural present second-person)
sychdarthant (future indicative plural present third-person)
sychderthir (future impersonal indicative present)
sychdarthwn (conditional first-person singular)
sychdarthwn (first-person imperfect indicative singular subjunctive)
sychdarthit (conditional second-person singular)
sychdarthit (imperfect indicative second-person singular subjunctive)
sychdarthai (conditional singular third-person)
sychdarthai (imperfect indicative singular subjunctive third-person)
sychdarthem (conditional first-person plural)
sychdarthem (first-person imperfect indicative plural subjunctive)
sychdarthech (conditional plural second-person)
sychdarthech (imperfect indicative plural second-person subjunctive)
sychdarthent (conditional plural third-person)
sychdarthent (imperfect indicative plural subjunctive third-person)
sychderthid (conditional impersonal)
sychderthid (imperfect impersonal indicative subjunctive)
sychderthais (first-person preterite singular)
sychderthaist (preterite second-person singular)
sychdarthodd (preterite singular third-person)
sychdarthasom (first-person plural preterite)
sychdarthasoch (plural preterite second-person)
sychdarthasant (plural preterite third-person)
sychdarthwyd (impersonal preterite)
sychdarthaswn (first-person pluperfect singular)
sychdarthasit (pluperfect second-person singular)
sychdarthasai (pluperfect singular third-person)
sychdarthasem (first-person pluperfect plural)
sychdarthasech (pluperfect plural second-person)
sychdarthasent (pluperfect plural third-person)
sychdarthasid (impersonal pluperfect)
sychdarthesid (impersonal pluperfect)
sychdarthwyf (first-person present singular subjunctive)
sychderthych (present second-person singular subjunctive)
sychdartho (present singular subjunctive third-person)
sychdarthom (first-person plural present subjunctive)
sychdarthoch (plural present second-person subjunctive)
sychdarthont (plural present subjunctive third-person)
sychdarther (impersonal present subjunctive)
sychdartha (imperative second-person singular)
sychdarthed (imperative singular third-person)
sychdarthwn (first-person imperative plural)
sychderthwch (imperative plural second-person)
sychdarthwch (imperative plural second-person)
sychdarthent (imperative plural third-person)
sychdarther (imperative impersonal)
sychdarthu (noun-from-verb singular)
sychdarthedig (participle singular)
sychdarthadwy (participle singular)
sychdartha i (first-person future singular)
sychdarthaf i (first-person future singular)
sychdarthi di (future second-person singular)
sychdarthith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
sychdarthiff e (future singular third-person)
sychdarthwn ni (first-person future plural)
sychdarthwch chi (future plural second-person)
sychdarthan nhw (future plural third-person)
sychdarthwn i (conditional first-person singular)
sychdarthswn i (conditional first-person singular)
sychdarthet ti (conditional second-person singular)
sychdarthset ti (conditional second-person singular)
sychdarthai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
sychdarthsai fo (conditional singular third-person)
sychdarthen ni (conditional first-person plural)
sychdarthsen ni (conditional first-person plural)
sychdarthech chi (conditional plural second-person)
sychdarthsech chi (conditional plural second-person)
sychdarthen nhw (conditional plural third-person)
sychdarthsen nhw (conditional plural third-person)
sychdarthais i (first-person preterite singular)
sychdarthes i (first-person preterite singular)
sychdarthaist ti (preterite second-person singular)
sychdarthest ti (preterite second-person singular)
sychdarthodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
sychdarthon ni (first-person plural preterite)
sychdarthoch chi (plural preterite second-person)
sychdarthon nhw (plural preterite third-person)
sychdartha (imperative second-person singular)
sychdarthwch (imperative plural second-person)

/səχˈdarθɨ̞/

[səχˈtarθɨ̞]

From sych (“dry”) + tarthu (“to evaporate”).


dyddodi

dyddodi (first-person singular present dyddodaf)

dyddodaf (first-person present singular)
dyddodaf (first-person future indicative present singular)
dyddodi (future indicative present second-person singular)
dyddoda (future indicative present singular third-person)
dyddodwn (first-person future indicative plural present)
dyddodwch (future indicative plural present second-person)
dyddodant (future indicative plural present third-person)
dyddodir (future impersonal indicative present)
dyddodwn (conditional first-person singular)
dyddodwn (first-person imperfect indicative singular subjunctive)
dyddodit (conditional second-person singular)
dyddodit (imperfect indicative second-person singular subjunctive)
dyddodai (conditional singular third-person)
dyddodai (imperfect indicative singular subjunctive third-person)
dyddodem (conditional first-person plural)
dyddodem (first-person imperfect indicative plural subjunctive)
dyddodech (conditional plural second-person)
dyddodech (imperfect indicative plural second-person subjunctive)
dyddodent (conditional plural third-person)
dyddodent (imperfect indicative plural subjunctive third-person)
dyddodid (conditional impersonal)
dyddodid (imperfect impersonal indicative subjunctive)
dyddodais (first-person preterite singular)
dyddodaist (preterite second-person singular)
dyddododd (preterite singular third-person)
dyddodasom (first-person plural preterite)
dyddodasoch (plural preterite second-person)
dyddodasant (plural preterite third-person)
dyddodwyd (impersonal preterite)
dyddodaswn (first-person pluperfect singular)
dyddodasit (pluperfect second-person singular)
dyddodasai (pluperfect singular third-person)
dyddodasem (first-person pluperfect plural)
dyddodasech (pluperfect plural second-person)
dyddodasent (pluperfect plural third-person)
dyddodasid (impersonal pluperfect)
dyddodesid (impersonal pluperfect)
dyddodwyf (first-person present singular subjunctive)
dyddodych (present second-person singular subjunctive)
dyddodo (present singular subjunctive third-person)
dyddodom (first-person plural present subjunctive)
dyddodoch (plural present second-person subjunctive)
dyddodont (plural present subjunctive third-person)
dyddoder (impersonal present subjunctive)
dyddoda (imperative second-person singular)
dyddoded (imperative singular third-person)
dyddodwn (first-person imperative plural)
dyddodwch (imperative plural second-person)
dyddodent (imperative plural third-person)
dyddoder (imperative impersonal)
dyddodi (noun-from-verb singular)
dyddodedig (participle singular)
dyddodadwy (participle singular)
dyddoda i (first-person future singular)
dyddodaf i (first-person future singular)
dyddodi di (future second-person singular)
dyddodith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
dyddodiff e (future singular third-person)
dyddodwn ni (first-person future plural)
dyddodwch chi (future plural second-person)
dyddodan nhw (future plural third-person)
dyddodwn i (conditional first-person singular)
dyddodswn i (conditional first-person singular)
dyddodet ti (conditional second-person singular)
dyddodset ti (conditional second-person singular)
dyddodai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
dyddodsai fo (conditional singular third-person)
dyddoden ni (conditional first-person plural)
dyddodsen ni (conditional first-person plural)
dyddodech chi (conditional plural second-person)
dyddodsech chi (conditional plural second-person)
dyddoden nhw (conditional plural third-person)
dyddodsen nhw (conditional plural third-person)
dyddodais i (first-person preterite singular)
dyddodes i (first-person preterite singular)
dyddodaist ti (preterite second-person singular)
dyddodest ti (preterite second-person singular)
dyddododd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
dyddodon ni (first-person plural preterite)
dyddodoch chi (plural preterite second-person)
dyddodon nhw (plural preterite third-person)
dyddoda (imperative second-person singular)
dyddodwch (imperative plural second-person)
dyddodi
ddyddodi (soft)
nyddodi


cyddwyso

cyddwyso (first-person singular present cyddwysaf)

cyddwysaf (first-person present singular)
cyddwysaf (first-person future indicative present singular)
cyddwysi (future indicative present second-person singular)
cyddwysa (future indicative present singular third-person)
cyddwyswn (first-person future indicative plural present)
cyddwyswch (future indicative plural present second-person)
cyddwysant (future indicative plural present third-person)
cyddwysir (future impersonal indicative present)
cyddwyswn (conditional first-person singular)
cyddwyswn (first-person imperfect indicative singular subjunctive)
cyddwysit (conditional second-person singular)
cyddwysit (imperfect indicative second-person singular subjunctive)
cyddwysai (conditional singular third-person)
cyddwysai (imperfect indicative singular subjunctive third-person)
cyddwysem (conditional first-person plural)
cyddwysem (first-person imperfect indicative plural subjunctive)
cyddwysech (conditional plural second-person)
cyddwysech (imperfect indicative plural second-person subjunctive)
cyddwysent (conditional plural third-person)
cyddwysent (imperfect indicative plural subjunctive third-person)
cyddwysid (conditional impersonal)
cyddwysid (imperfect impersonal indicative subjunctive)
cyddwysais (first-person preterite singular)
cyddwysaist (preterite second-person singular)
cyddwysodd (preterite singular third-person)
cyddwysasom (first-person plural preterite)
cyddwysasoch (plural preterite second-person)
cyddwysasant (plural preterite third-person)
cyddwyswyd (impersonal preterite)
cyddwysaswn (first-person pluperfect singular)
cyddwysasit (pluperfect second-person singular)
cyddwysasai (pluperfect singular third-person)
cyddwysasem (first-person pluperfect plural)
cyddwysasech (pluperfect plural second-person)
cyddwysasent (pluperfect plural third-person)
cyddwysasid (impersonal pluperfect)
cyddwysesid (impersonal pluperfect)
cyddwyswyf (first-person present singular subjunctive)
cyddwysych (present second-person singular subjunctive)
cyddwyso (present singular subjunctive third-person)
cyddwysom (first-person plural present subjunctive)
cyddwysoch (plural present second-person subjunctive)
cyddwysont (plural present subjunctive third-person)
cyddwyser (impersonal present subjunctive)
cyddwysa (imperative second-person singular)
cyddwysed (imperative singular third-person)
cyddwyswn (first-person imperative plural)
cyddwyswch (imperative plural second-person)
cyddwysent (imperative plural third-person)
cyddwyser (imperative impersonal)
cyddwyso (noun-from-verb singular)
cyddwysedig (participle singular)
cyddwysadwy (participle singular)
cyddwysa i (first-person future singular)
cyddwysaf i (first-person future singular)
cyddwysi di (future second-person singular)
cyddwysith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
cyddwysiff e (future singular third-person)
cyddwyswn ni (first-person future plural)
cyddwyswch chi (future plural second-person)
cyddwysan nhw (future plural third-person)
cyddwyswn i (conditional first-person singular)
cyddwyset ti (conditional second-person singular)
cyddwysai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
cyddwysen ni (conditional first-person plural)
cyddwysech chi (conditional plural second-person)
cyddwysen nhw (conditional plural third-person)
cyddwysais i (first-person preterite singular)
cyddwyses i (first-person preterite singular)
cyddwysaist ti (preterite second-person singular)
cyddwysest ti (preterite second-person singular)
cyddwysodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
cyddwyson ni (first-person plural preterite)
cyddwysoch chi (plural preterite second-person)
cyddwyson nhw (plural preterite third-person)
cyddwysa (imperative second-person singular)
cyddwyswch (imperative plural second-person)
cyddwyso
gyddwyso (soft)
nghyddwyso
chyddwyso

From cy- + dwyso (“to condense, to intenstify”).


ïoneiddio

cy-verb

ïoneiddio (first-person singular present ïoneiddaf)

ïoneiddaf (first-person present singular)
ïoneiddaf (first-person future indicative present singular)
ïoneiddi (future indicative present second-person singular)
ïoneidda (future indicative present singular third-person)
ïoneiddwn (first-person future indicative plural present)
ïoneiddwch (future indicative plural present second-person)
ïoneiddant (future indicative plural present third-person)
ïoneiddir (future impersonal indicative present)
ïoneiddwn (conditional first-person singular)
ïoneiddwn (first-person imperfect indicative singular subjunctive)
ïoneiddit (conditional second-person singular)
ïoneiddit (imperfect indicative second-person singular subjunctive)
ïoneiddai (conditional singular third-person)
ïoneiddai (imperfect indicative singular subjunctive third-person)
ïoneiddem (conditional first-person plural)
ïoneiddem (first-person imperfect indicative plural subjunctive)
ïoneiddech (conditional plural second-person)
ïoneiddech (imperfect indicative plural second-person subjunctive)
ïoneiddent (conditional plural third-person)
ïoneiddent (imperfect indicative plural subjunctive third-person)
ïoneiddid (conditional impersonal)
ïoneiddid (imperfect impersonal indicative subjunctive)
ïoneiddais (first-person preterite singular)
ïoneiddaist (preterite second-person singular)
ïoneiddodd (preterite singular third-person)
ïoneiddasom (first-person plural preterite)
ïoneiddasoch (plural preterite second-person)
ïoneiddasant (plural preterite third-person)
ïoneiddwyd (impersonal preterite)
ïoneiddaswn (first-person pluperfect singular)
ïoneiddasit (pluperfect second-person singular)
ïoneiddasai (pluperfect singular third-person)
ïoneiddasem (first-person pluperfect plural)
ïoneiddasech (pluperfect plural second-person)
ïoneiddasent (pluperfect plural third-person)
ïoneiddasid (impersonal pluperfect)
ïoneiddesid (impersonal pluperfect)
ïoneiddwyf (first-person present singular subjunctive)
ïoneiddych (present second-person singular subjunctive)
ïoneiddo (present singular subjunctive third-person)
ïoneiddom (first-person plural present subjunctive)
ïoneiddoch (plural present second-person subjunctive)
ïoneiddont (plural present subjunctive third-person)
ïoneidder (impersonal present subjunctive)
ïoneidda (imperative second-person singular)
ïoneidded (imperative singular third-person)
ïoneiddwn (first-person imperative plural)
ïoneiddwch (imperative plural second-person)
ïoneiddent (imperative plural third-person)
ïoneidder (imperative impersonal)
ïoneiddio (noun-from-verb singular)
ïoneiddedig (participle singular)
ïoneiddadwy (participle singular)
ïoneidda i (first-person future singular)
ïoneiddaf i (first-person future singular)
ïoneiddi di (future second-person singular)
ïoneiddith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
ïoneiddiff e (future singular third-person)
ïoneiddwn ni (first-person future plural)
ïoneiddwch chi (future plural second-person)
ïoneiddan nhw (future plural third-person)
ïoneiddwn i (conditional first-person singular)
ïoneiddswn i (conditional first-person singular)
ïoneiddet ti (conditional second-person singular)
ïoneiddset ti (conditional second-person singular)
ïoneiddai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
ïoneiddsai fo (conditional singular third-person)
ïoneidden ni (conditional first-person plural)
ïoneiddsen ni (conditional first-person plural)
ïoneiddech chi (conditional plural second-person)
ïoneiddsech chi (conditional plural second-person)
ïoneidden nhw (conditional plural third-person)
ïoneiddsen nhw (conditional plural third-person)
ïoneiddais i (first-person preterite singular)
ïoneiddes i (first-person preterite singular)
ïoneiddaist ti (preterite second-person singular)
ïoneiddest ti (preterite second-person singular)
ïoneiddodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
ïoneiddon ni (first-person plural preterite)
ïoneiddoch chi (plural preterite second-person)
ïoneiddon nhw (plural preterite third-person)
ïoneidda (imperative second-person singular)
ïoneiddwch (imperative plural second-person)
ïoneiddio
hïoneiddio (prothesis-h)


ailgyfuno

ailgyfuno (first-person singular present ailgyfunaf)

ailgyfunaf (first-person present singular)
ailgyfunaf (first-person future indicative present singular)
ailgyfuni (future indicative present second-person singular)
ailgyfuna (future indicative present singular third-person)
ailgyfunwn (first-person future indicative plural present)
ailgyfunwch (future indicative plural present second-person)
ailgyfunant (future indicative plural present third-person)
ailgyfunir (future impersonal indicative present)
ailgyfunwn (conditional first-person singular)
ailgyfunwn (first-person imperfect indicative singular subjunctive)
ailgyfunit (conditional second-person singular)
ailgyfunit (imperfect indicative second-person singular subjunctive)
ailgyfunai (conditional singular third-person)
ailgyfunai (imperfect indicative singular subjunctive third-person)
ailgyfunem (conditional first-person plural)
ailgyfunem (first-person imperfect indicative plural subjunctive)
ailgyfunech (conditional plural second-person)
ailgyfunech (imperfect indicative plural second-person subjunctive)
ailgyfunent (conditional plural third-person)
ailgyfunent (imperfect indicative plural subjunctive third-person)
ailgyfunid (conditional impersonal)
ailgyfunid (imperfect impersonal indicative subjunctive)
ailgyfunais (first-person preterite singular)
ailgyfunaist (preterite second-person singular)
ailgyfunodd (preterite singular third-person)
ailgyfunasom (first-person plural preterite)
ailgyfunasoch (plural preterite second-person)
ailgyfunasant (plural preterite third-person)
ailgyfunwyd (impersonal preterite)
ailgyfunaswn (first-person pluperfect singular)
ailgyfunasit (pluperfect second-person singular)
ailgyfunasai (pluperfect singular third-person)
ailgyfunasem (first-person pluperfect plural)
ailgyfunasech (pluperfect plural second-person)
ailgyfunasent (pluperfect plural third-person)
ailgyfunasid (impersonal pluperfect)
ailgyfunesid (impersonal pluperfect)
ailgyfunwyf (first-person present singular subjunctive)
ailgyfunych (present second-person singular subjunctive)
ailgyfuno (present singular subjunctive third-person)
ailgyfunom (first-person plural present subjunctive)
ailgyfunoch (plural present second-person subjunctive)
ailgyfunont (plural present subjunctive third-person)
ailgyfuner (impersonal present subjunctive)
ailgyfuna (imperative second-person singular)
ailgyfuned (imperative singular third-person)
ailgyfunwn (first-person imperative plural)
ailgyfunwch (imperative plural second-person)
ailgyfunent (imperative plural third-person)
ailgyfuner (imperative impersonal)
ailgyfuno (noun-from-verb singular)
ailgyfunedig (participle singular)
ailgyfunadwy (participle singular)
ailgyfuna i (first-person future singular)
ailgyfunaf i (first-person future singular)
ailgyfuni di (future second-person singular)
ailgyfunith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
ailgyfuniff e (future singular third-person)
ailgyfunwn ni (first-person future plural)
ailgyfunwch chi (future plural second-person)
ailgyfunan nhw (future plural third-person)
ailgyfunwn i (conditional first-person singular)
ailgyfunswn i (conditional first-person singular)
ailgyfunet ti (conditional second-person singular)
ailgyfunset ti (conditional second-person singular)
ailgyfunai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
ailgyfunsai fo (conditional singular third-person)
ailgyfunen ni (conditional first-person plural)
ailgyfunsen ni (conditional first-person plural)
ailgyfunech chi (conditional plural second-person)
ailgyfunsech chi (conditional plural second-person)
ailgyfunen nhw (conditional plural third-person)
ailgyfunsen nhw (conditional plural third-person)
ailgyfunais i (first-person preterite singular)
ailgyfunes i (first-person preterite singular)
ailgyfunaist ti (preterite second-person singular)
ailgyfunest ti (preterite second-person singular)
ailgyfunodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
ailgyfunon ni (first-person plural preterite)
ailgyfunoch chi (plural preterite second-person)
ailgyfunon nhw (plural preterite third-person)
ailgyfuna (imperative second-person singular)
ailgyfunwch (imperative plural second-person)
ailgyfuno
hailgyfuno (prothesis-h)

/ˌai̯lɡəˈvɨ̞nɔ/

/ˌai̯lɡəˈvɪnɔ/

From ail- (“re-”) + cyfuno (“to combine”).


culddail

cy-adj

culddail (feminine singular culddail, plural culddail, not comparable)

culddail (feminine singular)
culddail (plural)
culddail
gulddail (soft)
nghulddail
chulddail

(botany) narrow-leaved, having narrow leaves


tarthu

cy-verb

tarthu (first-person singular present tarthaf)

tarthaf (first-person present singular)
tarthaf (first-person future indicative present singular)
sychderthi (future indicative present second-person singular)
tartha (future indicative present singular third-person)
tarthwn (first-person future indicative plural present)
sychderthwch (future indicative plural present second-person)
tarthwch (future indicative plural present second-person)
tarthant (future indicative plural present third-person)
sychderthir (future impersonal indicative present)
tarthwn (conditional first-person singular)
tarthwn (first-person imperfect indicative singular subjunctive)
tarthit (conditional second-person singular)
tarthit (imperfect indicative second-person singular subjunctive)
tarthai (conditional singular third-person)
tarthai (imperfect indicative singular subjunctive third-person)
tarthem (conditional first-person plural)
tarthem (first-person imperfect indicative plural subjunctive)
tarthech (conditional plural second-person)
tarthech (imperfect indicative plural second-person subjunctive)
tarthent (conditional plural third-person)
tarthent (imperfect indicative plural subjunctive third-person)
sychderthid (conditional impersonal)
sychderthid (imperfect impersonal indicative subjunctive)
sychderthais (first-person preterite singular)
sychderthaist (preterite second-person singular)
tarthodd (preterite singular third-person)
tarthasom (first-person plural preterite)
tarthasoch (plural preterite second-person)
tarthasant (plural preterite third-person)
tarthwyd (impersonal preterite)
tarthaswn (first-person pluperfect singular)
tarthasit (pluperfect second-person singular)
tarthasai (pluperfect singular third-person)
tarthasem (first-person pluperfect plural)
tarthasech (pluperfect plural second-person)
tarthasent (pluperfect plural third-person)
tarthasid (impersonal pluperfect)
tarthesid (impersonal pluperfect)
tarthwyf (first-person present singular subjunctive)
sychderthych (present second-person singular subjunctive)
tartho (present singular subjunctive third-person)
tarthom (first-person plural present subjunctive)
tarthoch (plural present second-person subjunctive)
tarthont (plural present subjunctive third-person)
tarther (impersonal present subjunctive)
tartha (imperative second-person singular)
tarthed (imperative singular third-person)
tarthwn (first-person imperative plural)
sychderthwch (imperative plural second-person)
tarthwch (imperative plural second-person)
tarthent (imperative plural third-person)
tarther (imperative impersonal)
tarthu (noun-from-verb singular)
tarthedig (participle singular)
tarthadwy (participle singular)
tartha i (first-person future singular)
tarthaf i (first-person future singular)
tarthi di (future second-person singular)
tarthith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
tarthiff e (future singular third-person)
tarthwn ni (first-person future plural)
tarthwch chi (future plural second-person)
tarthan nhw (future plural third-person)
tarthwn i (conditional first-person singular)
tarthswn i (conditional first-person singular)
tarthet ti (conditional second-person singular)
tarthset ti (conditional second-person singular)
tarthai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
tarthsai fo (conditional singular third-person)
tarthen ni (conditional first-person plural)
tarthsen ni (conditional first-person plural)
tarthech chi (conditional plural second-person)
tarthsech chi (conditional plural second-person)
tarthen nhw (conditional plural third-person)
tarthsen nhw (conditional plural third-person)
tarthais i (first-person preterite singular)
tarthes i (first-person preterite singular)
tarthaist ti (preterite second-person singular)
tarthest ti (preterite second-person singular)
tarthodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
tarthon ni (first-person plural preterite)
tarthoch chi (plural preterite second-person)
tarthon nhw (plural preterite third-person)
tartha (imperative second-person singular)
tarthwch (imperative plural second-person)


amlgellog

cy-adj

amlgellog (feminine singular amlgellog, plural amlgellog, equative mor amlgellog, comparative mwy amlgellog, superlative mwyaf amlgellog)

amlgellog (feminine singular)
amlgellog (plural)
mor amlgellog (equative)
mwy amlgellog (comparative)
mwyaf amlgellog (superlative)
amlgellog
hamlgellog (prothesis-h)

/ˌamlˈɡɛɬɔɡ/

[ˌaml̩ˈɡɛɬɔɡ]


cellog

cellog (feminine singular cellog, plural cellog, not comparable)

cellog (feminine singular)
cellog (plural)
cellog
gellog (soft)
nghellog
chellog


gwaddod

From Proto-Celtic *wodātu. Synchrynically analysable as a deverbalisation of gwaddodi (“to precipitate”).


tafol

tafolau (plural)
taflau (plural)
tafal (alternative)
tafl (alternative)
tafol
dafol (soft)
nhafol
thafol

From Middle Welsh taval, from Proto-Brythonic *taβol (compare Middle Breton taul, taoll and modern Breton taol), from Latin tabula. Doublet of tabl (“table”).


chwiliwr

cy-noun

chwiliwr m (plural chwilwyr, not mutable)


chwiliwr Hall

chwiliwr Hall m (plural chwilwyr Hall, not mutable)

chwiliwr (“probe”) + named after American physicist Edwin Herbert Hall (1855–1938).


chwiliedydd

cy-noun

chwiliedydd m (plural chwiliedyddion, not mutable)

/χwɪlˈjɛdɨ̞ð/

/χwɪlˈjɛdɪð/


chwiliedydd Hall

chwiliedydd Hall m (plural chwiliedyddion Hall, not mutable)

chwiliedydd (“probe”) + named after American physicist Edwin Herbert Hall (1855–1938).


chwiliedydd fflam

chwiliedydd fflam m (plural chwiliedyddion fflam, not mutable)


chwiliedydd genynnau

chwiliedydd genynnau m (plural chwiliedyddion genynnau, not mutable)

(genetics) hybridization probe, gene probe


gwaddodiad

gwaddodiadau (plural)
gwaddodiad
waddodiad (soft)
ngwaddodiad

From gwaddodi (“to precipitate”) + -iad.


gwaddodi

cy-verb

gwaddodi (first-person singular present gwaddodaf)

gwaddodaf (first-person present singular)
gwaddodaf (first-person future indicative present singular)
gwaddodi (future indicative present second-person singular)
gwaddoda (future indicative present singular third-person)
gwaddodwn (first-person future indicative plural present)
gwaddodwch (future indicative plural present second-person)
gwaddodant (future indicative plural present third-person)
gwaddodir (future impersonal indicative present)
gwaddodwn (conditional first-person singular)
gwaddodwn (first-person imperfect indicative singular subjunctive)
gwaddodit (conditional second-person singular)
gwaddodit (imperfect indicative second-person singular subjunctive)
gwaddodai (conditional singular third-person)
gwaddodai (imperfect indicative singular subjunctive third-person)
gwaddodem (conditional first-person plural)
gwaddodem (first-person imperfect indicative plural subjunctive)
gwaddodech (conditional plural second-person)
gwaddodech (imperfect indicative plural second-person subjunctive)
gwaddodent (conditional plural third-person)
gwaddodent (imperfect indicative plural subjunctive third-person)
gwaddodid (conditional impersonal)
gwaddodid (imperfect impersonal indicative subjunctive)
gwaddodais (first-person preterite singular)
gwaddodaist (preterite second-person singular)
gwaddododd (preterite singular third-person)
gwaddodasom (first-person plural preterite)
gwaddodasoch (plural preterite second-person)
gwaddodasant (plural preterite third-person)
gwaddodwyd (impersonal preterite)
gwaddodaswn (first-person pluperfect singular)
gwaddodasit (pluperfect second-person singular)
gwaddodasai (pluperfect singular third-person)
gwaddodasem (first-person pluperfect plural)
gwaddodasech (pluperfect plural second-person)
gwaddodasent (pluperfect plural third-person)
gwaddodasid (impersonal pluperfect)
gwaddodesid (impersonal pluperfect)
gwaddodwyf (first-person present singular subjunctive)
gwaddodych (present second-person singular subjunctive)
gwaddodo (present singular subjunctive third-person)
gwaddodom (first-person plural present subjunctive)
gwaddodoch (plural present second-person subjunctive)
gwaddodont (plural present subjunctive third-person)
gwaddoder (impersonal present subjunctive)
gwaddoda (imperative second-person singular)
gwaddoded (imperative singular third-person)
gwaddodwn (first-person imperative plural)
gwaddodwch (imperative plural second-person)
gwaddodent (imperative plural third-person)
gwaddoder (imperative impersonal)
gwaddodi (noun-from-verb singular)
gwaddodedig (participle singular)
gwaddodadwy (participle singular)
gwaddoda i (first-person future singular)
gwaddodaf i (first-person future singular)
gwaddodi di (future second-person singular)
gwaddodith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
gwaddodiff e (future singular third-person)
gwaddodwn ni (first-person future plural)
gwaddodwch chi (future plural second-person)
gwaddodan nhw (future plural third-person)
gwaddodwn i (conditional first-person singular)
gwaddodswn i (conditional first-person singular)
gwaddodet ti (conditional second-person singular)
gwaddodset ti (conditional second-person singular)
gwaddodai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
gwaddodsai fo (conditional singular third-person)
gwaddoden ni (conditional first-person plural)
gwaddodsen ni (conditional first-person plural)
gwaddodech chi (conditional plural second-person)
gwaddodsech chi (conditional plural second-person)
gwaddoden nhw (conditional plural third-person)
gwaddodsen nhw (conditional plural third-person)
gwaddodais i (first-person preterite singular)
gwaddodes i (first-person preterite singular)
gwaddodaist ti (preterite second-person singular)
gwaddodest ti (preterite second-person singular)
gwaddododd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
gwaddodon ni (first-person plural preterite)
gwaddodoch chi (plural preterite second-person)
gwaddodon nhw (plural preterite third-person)
gwaddoda (imperative second-person singular)
gwaddodwch (imperative plural second-person)
gwaddodi
waddodi (soft)
ngwaddodi

From gwa- (“under, sub-”) + dodi (“to put, to place”).

af

(chemistry, geography) to deposit sediment, to precipitate


dyddodyn

dyddodion (plural)
dyddodyn
ddyddodyn (soft)
nyddodyn

(geology, mostly plural) deposit, sediment


trilliw

trilliwiau (plural)
trilliw
drilliw (soft)
nhrilliw
thrilliw

Viola tricolor
Viola tricolor#Translingual


bysbrint

bysbrintiau (plural)
bysbrint
fysbrint (soft)
mysbrint


mewnlifol

cy-adj

mewnlifol (feminine singular mewnlifol, plural mewnlifol, equative mor fewnlifol, comparative mwy mewnlifol, superlative mwyaf mewnlifol)

mewnlifol (feminine singular)
mewnlifol (plural)
mor fewnlifol (equative)
mwy mewnlifol (comparative)
mwyaf mewnlifol (superlative)
mewnlifol
fewnlifol (soft)


briger

cy-noun

briger m (collective, singulative brigeryn)

brigeryn (singulative)
briger
friger (soft)
mriger


Haeddel Fach

Use of haeddel fach (“ploughstaff, lesser handle of a plough”).


brigerog

cy-adj

brigerog (feminine singular brigerog, plural brigerogion, not comparable)

brigerog (feminine singular)
brigerogion (plural)
brigerog
frigerog (soft)
mrigerog

/brɪˈɡeːrɔɡ/

(botany) staminated, staminated, characterised by having stamens


cawod goch briger Gwener

cawod goch briger Gwener
gawod goch briger Gwener (soft)
nghawod goch briger Gwener
chawod goch briger Gwener

y gawod goch (“rust, red blight”) + briger Gwener (“maidenhair ferns”).

(phytopathology) maidenhair rust (Hyalopsora adianti-capilli-veneris)


cawod goch

y gawod goch (canonical feminine)
cawod goch
gawod goch (soft)
nghawod goch
chawod goch

(phytopathology) rust, rubigo, red-colored fungal infection of plants


cawod goch rhedynen gorniog

cawod goch rhedynen gorniog
gawod goch rhedynen gorniog (soft)
nghawod goch rhedynen gorniog
chawod goch rhedynen gorniog

y gawod goch (“rust, red blight”) + rhedynen gorniog (“beech fern”).

(phytopathology) beech fern rust (Uredinopsis filicina)


glesni

(phytopathology) chlorosis (yellowing or blanching of plant tissue due to chlorophyll deficiency)


malltod

mall (“pestilence, blight”) + -dod (“-ness”).

af

(veterinary medicine) liver rot, fascioliasis (in sheep)


cawod goch tormaen

cawod goch tormaen
gawod goch tormaen (soft)
nghawod goch tormaen
chawod goch tormaen

y gawod goch (“rust, red blight”) + tormaen (“saxifrage”).

(phytopathology) saxifrage rust (Melampsora vernalis)


parddu tormaen

parddu tormaen
barddu tormaen (soft)
mharddu tormaen
pharddu tormaen

parddu (“smut”) + tormaen (“saxifrage”).

(phytopathology) saxifrage smut (Entyloma chrysosplenii)


rhwd marchredyn

(phytopathology) male fern rust (Milesina carpatorum)


sylffad

cy-noun

sylffad m (plural sylffadau, not mutable)

Borrowed from English sulfate or sulphate. By surface analysis, sylff- (“sulf-”) + -ad (“-ate”).


clorid

Borrowed from English chloride, analysable as clor- (“chlor(o)-”) + -id (“ide”).


fflworid

cy-noun

fflworid m (plural fflworidau, not mutable)

Borrowed from English fluoride, analysable as fflwor- (“fluor(o)-”) + -id (“ide”).


clor-

(organic chemistry) alternative form of cloro- (“containing chlorine”), used before a vowel


fflworo-

(organic chemistry) fluoro- (containing fluorine)


fflwor-

(organic chemistry) alternative form of fflworo- (“containing fluorine”), used before a vowel


nitradu

cy-verb

nitradu (first-person singular present nitradaf, not mutable)

nitradaf (first-person present singular)
nitradaf (first-person future indicative present singular)
nitredi (future indicative present second-person singular)
nitrada (future indicative present singular third-person)
nitradwn (first-person future indicative plural present)
nitredwch (future indicative plural present second-person)
nitradwch (future indicative plural present second-person)
nitradant (future indicative plural present third-person)
nitredir (future impersonal indicative present)
nitradwn (conditional first-person singular)
nitradwn (first-person imperfect indicative singular subjunctive)
nitradit (conditional second-person singular)
nitradit (imperfect indicative second-person singular subjunctive)
nitradai (conditional singular third-person)
nitradai (imperfect indicative singular subjunctive third-person)
nitradem (conditional first-person plural)
nitradem (first-person imperfect indicative plural subjunctive)
nitradech (conditional plural second-person)
nitradech (imperfect indicative plural second-person subjunctive)
nitradent (conditional plural third-person)
nitradent (imperfect indicative plural subjunctive third-person)
nitredid (conditional impersonal)
nitredid (imperfect impersonal indicative subjunctive)
nitredais (first-person preterite singular)
nitredaist (preterite second-person singular)
nitradodd (preterite singular third-person)
nitradasom (first-person plural preterite)
nitradasoch (plural preterite second-person)
nitradasant (plural preterite third-person)
nitradwyd (impersonal preterite)
nitradaswn (first-person pluperfect singular)
nitradasit (pluperfect second-person singular)
nitradasai (pluperfect singular third-person)
nitradasem (first-person pluperfect plural)
nitradasech (pluperfect plural second-person)
nitradasent (pluperfect plural third-person)
nitradasid (impersonal pluperfect)
nitradesid (impersonal pluperfect)
nitradwyf (first-person present singular subjunctive)
nitredych (present second-person singular subjunctive)
nitrado (present singular subjunctive third-person)
nitradom (first-person plural present subjunctive)
nitradoch (plural present second-person subjunctive)
nitradont (plural present subjunctive third-person)
nitrader (impersonal present subjunctive)
nitrada (imperative second-person singular)
nitraded (imperative singular third-person)
nitradwn (first-person imperative plural)
nitredwch (imperative plural second-person)
nitradwch (imperative plural second-person)
nitradent (imperative plural third-person)
nitrader (imperative impersonal)
nitradu (noun-from-verb singular)
nitradedig (participle singular)
nitradadwy (participle singular)
nitrada i (first-person future singular)
nitradaf i (first-person future singular)
nitradi di (future second-person singular)
nitradith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
nitradiff e (future singular third-person)
nitradwn ni (first-person future plural)
nitradwch chi (future plural second-person)
nitradan nhw (future plural third-person)
nitradwn i (conditional first-person singular)
nitradswn i (conditional first-person singular)
nitradet ti (conditional second-person singular)
nitradset ti (conditional second-person singular)
nitradai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
nitradsai fo (conditional singular third-person)
nitraden ni (conditional first-person plural)
nitradsen ni (conditional first-person plural)
nitradech chi (conditional plural second-person)
nitradsech chi (conditional plural second-person)
nitraden nhw (conditional plural third-person)
nitradsen nhw (conditional plural third-person)
nitradais i (first-person preterite singular)
nitrades i (first-person preterite singular)
nitradaist ti (preterite second-person singular)
nitradest ti (preterite second-person singular)
nitradodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
nitradon ni (first-person plural preterite)
nitradoch chi (plural preterite second-person)
nitradon nhw (plural preterite third-person)
nitrada (imperative second-person singular)
nitradwch (imperative plural second-person)


ffenol

Borrowed from English phenol. By surface analysis, ffeno- (“pheno-”) + -ol


ffenolig

cy-adj

ffenolig (feminine singular ffenolig, plural ffenolig, not comparable, not mutable)

ffenolig (feminine singular)
ffenolig (plural)

Borrowed from English phenol. By surface analysis, ffenol + -ig.


ffenoleg

ffenoleg (feminine singular ffenoleg, plural ffenoleg, not comparable, not mutable)

ffenoleg (feminine singular)
ffenoleg (plural)


ffeno-

(organic chemistry) pheno- (containing phenol)


asid fformig

(organic chemistry) synonym of asid methanöig (“methanoic acid”), formic acid


asid methanöig

(organic chemistry) methanoic acid, formic acid.


methanöig

methanöig (feminine singular methanöig, plural methanöig, not comparable)

methanöig (feminine singular)
methanöig (plural)

/ˌmɛθaˈnoː.ɪɡ/

From English methanoic. By surface analysis, methan (“methane”) + -öig.


bwtanöig

cy-adj

bwtanöig (feminine singular bwtanöig, plural bwtanöig, not comparable)

bwtanöig (feminine singular)
bwtanöig (plural)

By surface analysis, bwtan (“butane”) + -öig


ethanöig

cy-adj

ethanöig (feminine singular ethanöig, plural ethanöig, not comparable)

ethanöig (feminine singular)
ethanöig (plural)

By surface analysis, ethan (“ethane”) + -öig


pentanöig

cy-adj

pentanöig (feminine singular pentanöig, plural pentanöig, not comparable)

pentanöig (feminine singular)
pentanöig (plural)

By surface analysis, pentan (“pentane”) + -öig


propanöig

cy-adj

propanöig (feminine singular propanöig, plural propanöig, not comparable)

propanöig (feminine singular)
propanöig (plural)

By surface analysis, propan (“propane”) + -öig


hecsanöig

cy-adj

hecsanöig (feminine singular hecsanöig, plural hecsanöig, not comparable, not mutable)

hecsanöig (feminine singular)
hecsanöig (plural)

By surface analysis, hecsan (“hexane”) + -öig


capröig

cy-adj

capröig (feminine singular capröig, plural capröig, not comparable)

capröig (feminine singular)
capröig (plural)

Borrowed from English caproic. By surface analysis, Latin caper (“goat”) + -öig.

surface analysis

(organic chemistry) synonym of hecsanöig (“hexanoic”), caproic


-öig

(organic chemistry) -oic (suffix denoting carboxylic groups)


fformig

cy-adj

fformig (feminine singular fformig, plural fformig, not comparable, not mutable)

fformig (feminine singular)
fformig (plural)

(organic chemistry) synonym of methanöig (“methanoic”), formic


nitrig

nitrig (feminine singular nitrig, plural nitrig, not comparable, not mutable)

nitrig (feminine singular)
nitrig (plural)


nitrus

nitrus (feminine singular nitrus, plural nitrus, not comparable, not mutable)

nitrus (feminine singular)
nitrus (plural)


sylff-

(organic chemistry) alternative form of sylffo- (“containing sulfur”), used before a vowel


sylffo-

(organic chemistry) sulfo- (containing sulfur)


bwtylamin

Adapted from English butylamine. By surface analysis, bwtyl- + -amin.


ethylamin

Adapted from English ethylamine. By surface analysis, ethyl- + -amin.


methylamin

Adapted from English methylamine. By surface analysis, methyl- + -amin.


propylamin

Adapted from English propylamine. By surface analysis, propyl- + -amin.


nitrobensen

Adapted borrowing of English nitrobenzene. By surface analysis, nitro- + bensen

adapted borrowing

(organic chemistry) nitrobenzene (aromatic compound C₆H₅NO₂)


asetig

cy-adj

asetig (feminine singular asetig, plural asetig, not comparable)

asetig (feminine singular)
asetig (plural)

(organic chemistry) synonym of ethanöig (“ethanoic”), acetic


moleciwlaidd

moleciwlaidd (feminine singular moleciwlaidd, plural moleciwlaidd, not comparable)

moleciwlaidd (feminine singular)
moleciwlaidd (plural)
moleciwlaidd
foleciwlaidd (soft)

Adapted from English molecular. By surface analysis, moleciwl (“molecule”) + -aidd.


moleciwl

moleciwlau (plural)
moleciwl
foleciwl (soft)


isomeredd adeileddol

structural isomerism
structural isomerism


isomer adeileddol

cy-noun

isomer adeileddol m (plural isomerau adeileddol)


isomer optegol

isomer optegol m (plural isomerau optegol)


esteriad

esteriadau (plural)
esteriad
hesteriad (prothesis-h)


esteru

cy-verb

esteru (first-person singular present esteraf)

esteraf (first-person present singular)
esteraf (first-person future indicative present singular)
esteri (future indicative present second-person singular)
estera (future indicative present singular third-person)
esterwn (first-person future indicative plural present)
esterwch (future indicative plural present second-person)
esterant (future indicative plural present third-person)
esterir (future impersonal indicative present)
esterwn (conditional first-person singular)
esterwn (first-person imperfect indicative singular subjunctive)
esterit (conditional second-person singular)
esterit (imperfect indicative second-person singular subjunctive)
esterai (conditional singular third-person)
esterai (imperfect indicative singular subjunctive third-person)
esterem (conditional first-person plural)
esterem (first-person imperfect indicative plural subjunctive)
esterech (conditional plural second-person)
esterech (imperfect indicative plural second-person subjunctive)
esterent (conditional plural third-person)
esterent (imperfect indicative plural subjunctive third-person)
esterid (conditional impersonal)
esterid (imperfect impersonal indicative subjunctive)
esterais (first-person preterite singular)
esteraist (preterite second-person singular)
esterodd (preterite singular third-person)
esterasom (first-person plural preterite)
esterasoch (plural preterite second-person)
esterasant (plural preterite third-person)
esterwyd (impersonal preterite)
esteraswn (first-person pluperfect singular)
esterasit (pluperfect second-person singular)
esterasai (pluperfect singular third-person)
esterasem (first-person pluperfect plural)
esterasech (pluperfect plural second-person)
esterasent (pluperfect plural third-person)
esterasid (impersonal pluperfect)
esteresid (impersonal pluperfect)
esterwyf (first-person present singular subjunctive)
esterych (present second-person singular subjunctive)
estero (present singular subjunctive third-person)
esterom (first-person plural present subjunctive)
esteroch (plural present second-person subjunctive)
esteront (plural present subjunctive third-person)
esterer (impersonal present subjunctive)
estera (imperative second-person singular)
estered (imperative singular third-person)
esterwn (first-person imperative plural)
esterwch (imperative plural second-person)
esterent (imperative plural third-person)
esterer (imperative impersonal)
esteru (noun-from-verb singular)
esteredig (participle singular)
esteradwy (participle singular)
estera i (first-person future singular)
esteraf i (first-person future singular)
esteri di (future second-person singular)
esterith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
esteriff e (future singular third-person)
esterwn ni (first-person future plural)
esterwch chi (future plural second-person)
esteran nhw (future plural third-person)
esterwn i (conditional first-person singular)
esterswn i (conditional first-person singular)
esteret ti (conditional second-person singular)
esterset ti (conditional second-person singular)
esterai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
estersai fo (conditional singular third-person)
esteren ni (conditional first-person plural)
estersen ni (conditional first-person plural)
esterech chi (conditional plural second-person)
estersech chi (conditional plural second-person)
esteren nhw (conditional plural third-person)
estersen nhw (conditional plural third-person)
esterais i (first-person preterite singular)
esteres i (first-person preterite singular)
esteraist ti (preterite second-person singular)
esterest ti (preterite second-person singular)
esterodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
esteron ni (first-person plural preterite)
esteroch chi (plural preterite second-person)
esteron nhw (plural preterite third-person)
estera (imperative second-person singular)
esterwch (imperative plural second-person)
esteru
hesteru (prothesis-h)

(organic chemistry, transitive) to esterify


clorig

cy-adj

clorig (feminine singular clorig, plural clorig, not comparable)

clorig (feminine singular)
clorig (plural)


clorus

clorus (feminine singular clorus, plural clorus, not comparable)

clorus (feminine singular)
clorus (plural)


clorobensen

Adapted borrowing of English chlorobenzene. By surface analysis, cloro- + bensen


asid ethanöig

(organic chemistry) ethanoic acid, acetic acid


asid asetig

(organic chemistry) synonym of asid ethanöig (“ethanoic acid”), acetic acid


asid carbocsylig

cy-noun

asid carbocsylig m (plural asidau carbocsylig or asid carbocsyligion)

asidau carbocsylig (plural)
asid carbocsyligion (plural)


carbocsylig

cy-adj

carbocsylig (feminine singular carbocsylig, plural carbocsylig, not comparable)

carbocsylig (feminine singular)
carbocsylig (plural)

Borrowed from English carboxylic. By surface analysis, carbocsyl + -ig.


asid brasterog

cy-noun

asid brasterog m (plural asidau brasterog or asid brasterogion)

asidau brasterog (plural)
asid brasterogion (plural)

(organic chemistry, biochemistry) fatty acid.


asid glyserig

(organic chemistry, biochemistry) glyceric acid


arian nitrad

(inorganic chemistry) silver nitrate, AgNO₃


osgled

osgledau (plural)
osgled
hosgled (prothesis-h)

osg (“sloping object”) + lled (“width”).


osgiliad

osgiadedau (plural)
osgiliad
hosgiliad (prothesis-h)

Back-formation from osgiliadu (“to oscillate”).


llydanddail

cy-adj

llydanddail (feminine singular llydanddail, plural llydanddail, not comparable)

llydanddail (feminine singular)
llydanddail (plural)
llydanddail
lydanddail (soft)

(botany) broad-leaved, having broad leaves


nifwl

cy-noun

nifwl m (plural nifylau or nifylion or nifwlion, not mutable)

nifylau (plural)
nifylion (plural)
nifwlion (plural)
nifiwl (alternative)
nifwl


rhwd

Perhaps from Proto-Celtic *rutu-, as in the placename Rutupiae.


ffosffad

ffosffad m (plural ffosffadau, not mutable)

Borrowed from English phosphate. By surface analysis, ffosff- (“phosph-”) + -ad (“-ate”).


manganad

Borrowed from English manganate. By surface analysis, mangan- (“mangan-”) + -ad (“-ate”).


croesryw

croes (“cross”) + rhyw (“species, breed”)


croesryw

cy-adj

croesryw (feminine singular croesryw, plural croesryw, equative mor groesryw, comparative mwy croesryw, superlative mwyaf croesryw)

croesryw (feminine singular)
croesryw (plural)
mor groesryw (equative)
mwy croesryw (comparative)
mwyaf croesryw (superlative)
croesryw
groesryw (soft)
nghroesryw
chroesryw


hydrobromid

Internationalism based on English hydrobromide. By surface analysis, hydro- + bromid.

Mae’n llai tebygol o achosi syrthni na hyosin hydrobromid.

2020 September, Cymdeithas Clefyd Niwronau Echddygol, 7A – Problemau llyncu [7A – Swallowing difficulties], Northampton: Motor Neurone Disease Association, adran 2: “Sut gallaf reoli problemau gyda’r poer?” [section 2: “How can I manage difficulties with saliva?”], page 8:

It is less likely to cause drowsiness than hyoscine hydrobromide.

(organic chemistry) hydrobromide (compound of hydrobromic acid with an organic base)


lledred

cy-noun

lledred m (plural lledredau or lledredion)

lledredau (plural)
lledredion (plural)
lledred
ledred (soft)


cnwc

cnwc m (plural cnyciau, diminutive cnwcyn or cnycyn)

cnyciau (plural)
cnwcyn (diminutive)
cnycyn (diminutive)
cnwc
gnwc (soft)
nghnwc
chnwc
cwnwg (alternative)
cnwcc (alternative obsolete)
cnwch (alternative obsolete)
knwk (alternative obsolete)

From Old Irish cnocc (“hill, lump, ulcer”).

Sexdecimal, a. (Ll. sex a decem) âg iddo 6 wyneb a dau gwnwg; âg iddo ddeg wyneb.

1858, Daniel Silvan Evans, An English and Welsh dictionary, adapted to the present state of science and literature; in which the English words are deduced from their originals, and explained by their synonyms, in the Welsh language., volume II: H–Z (overall work in English and Welsh), Denbigh · London: Thomas Gee · Simpkin & Marshall, page 790/2, s.v. “Sexdecimal, a.”:

Sexdecimal, a. (L. sex and decem) having 6 faces and two summits; having ten faces.

(crystallography) a summit (each of the two vertices of a rhombohedral crystal having equangular faces)


astell

astell f (plural estyll or astelloedd or astellau or astelli)

estyll (plural)
astelloedd (plural)
astellau (plural)
astelli (plural)
astell
hastell (prothesis-h)


sgaffald

sgaffald m (plural sgaffaldau or sgaffaldiau, not mutable)

sgaffaldau (plural)
sgaffaldiau (plural)


rhigol

rhigol f or m (plural rhigolau or rhigolydd or rhigolion)

rhigolau (plural)
rhigolydd (plural)
rhigolion (plural)


uslen

uslenion (plural)
uslennau (plural)
uslen
huslen (prothesis-h)

us (“chaff, husks”) + llen (“covering”).


uslennog

cy-adj

uslennog (feminine singular uslennog, plural uslennog, not comparable)

uslennog (feminine singular)
uslennog (plural)
uslennog
huslennog (prothesis-h)


gêr

cy-noun

gêr m or f (plural gerau or geriau or gêrs)

gerau (plural)
geriau (plural)
gêrs (plural)
gêr
ngêr


gyriant cripian

gyriant cripian m (plural gyriannau cripian)


gyriant cadwyn

gyriant cadwyn m (plural gyriannau cadwyn)

(mechanics) chain drive, chain transmission


ceuffon

From cau (“hollow, empty”) + ffon (“stick, lance”).


byffer

hydoddiant byffer
hydoddiant byffer#Welsh

buffer (something used to isolate or minimise the impact of one thing on another)

(physical chemistry) clipping of hydoddiant byffer buffer solution


hydoddiant byffer

cy-noun

hydoddiant byffer m (plural hydoddiannau byffer, not mutable)


crynddail

cy-adj

crynddail (feminine singular crynddail, plural crynddail, not comparable)

crynddail (feminine singular)
crynddail (plural)
crynddail
grynddail (soft)
nghrynddail
chrynddail
crwnddail (alternative)

(botany) round-leaved, having round leaves


dauwynebog

dauwynebog
ddauwynebog (soft)
nauwynebog
deuwynebog (alternative)

From dau (“two”) + wyneb (“face”) + -og.

(botany) pansy, heartsease (Viola tricolor)


parddu briallu

parddu briallu
barddu briallu (soft)
mharddu briallu
pharddu briallu

parddu (“smut”) + briallu (“primroses”).

(phytopathology) bird's-eye-primrose smut (Urocystis primulicola)


pengoch

pengoch
bengoch (soft)
mhengoch
phengoch

(botany) Lamioideae (deadnettles and horehounds)

Acanthis flammea
Acanthis flammea#Translingual

(ornithology) redpoll (Acanthis), especially common redpoll (Acanthis flammea)


meinddail

meinddail (feminine singular meinddail, plural meinddail, not comparable)

meinddail (feminine singular)
meinddail (plural)
meinddail
feinddail (soft)

(botany) narrow-leaved, having narrow leaves

dyfrllys meinddail

slender-leaved pondweed; sharp-leaved pondweed


cysb

(veterinary medicine) grass tetany, the staggers


glyserig

glyserig (feminine singular glyserig, plural glyserig, not comparable)

glyserig (feminine singular)
glyserig (plural)

/ɡlɨ̞ˈsɛrɪɡ/

/ɡlɪˈseːrɪɡ/


datgywasgu

cy-verb

datgywasgu (first-person singular present datgywasgaf)

datgywasgaf (first-person present singular)
datywasgaf (first-person future indicative present singular)
datywesgi (future indicative present second-person singular)
datywasga (future indicative present singular third-person)
datywasgwn (first-person future indicative plural present)
datywesgwch (future indicative plural present second-person)
datywasgwch (future indicative plural present second-person)
datywasgant (future indicative plural present third-person)
datywesgir (future impersonal indicative present)
datywasgwn (conditional first-person singular)
datywasgwn (first-person imperfect indicative singular subjunctive)
datywasgit (conditional second-person singular)
datywasgit (imperfect indicative second-person singular subjunctive)
datywasgai (conditional singular third-person)
datywasgai (imperfect indicative singular subjunctive third-person)
datywasgem (conditional first-person plural)
datywasgem (first-person imperfect indicative plural subjunctive)
datywasgech (conditional plural second-person)
datywasgech (imperfect indicative plural second-person subjunctive)
datywasgent (conditional plural third-person)
datywasgent (imperfect indicative plural subjunctive third-person)
datywesgid (conditional impersonal)
datywesgid (imperfect impersonal indicative subjunctive)
datywesgais (first-person preterite singular)
datywesgaist (preterite second-person singular)
datywasgodd (preterite singular third-person)
datywasgasom (first-person plural preterite)
datywasgasoch (plural preterite second-person)
datywasgasant (plural preterite third-person)
datywasgwyd (impersonal preterite)
datywasgaswn (first-person pluperfect singular)
datywasgasit (pluperfect second-person singular)
datywasgasai (pluperfect singular third-person)
datywasgasem (first-person pluperfect plural)
datywasgasech (pluperfect plural second-person)
datywasgasent (pluperfect plural third-person)
datywasgasid (impersonal pluperfect)
datywasgesid (impersonal pluperfect)
datywasgwyf (first-person present singular subjunctive)
datywesgych (present second-person singular subjunctive)
datywasgo (present singular subjunctive third-person)
datywasgom (first-person plural present subjunctive)
datywasgoch (plural present second-person subjunctive)
datywasgont (plural present subjunctive third-person)
datywasger (impersonal present subjunctive)
datywasga (imperative second-person singular)
datywasged (imperative singular third-person)
datywasgwn (first-person imperative plural)
datywesgwch (imperative plural second-person)
datywasgwch (imperative plural second-person)
datywasgent (imperative plural third-person)
datywasger (imperative impersonal)
datgywasgu (noun-from-verb singular)
datywasgedig (participle singular)
datywasgadwy (participle singular)
datywasga i (first-person future singular)
datywasgaf i (first-person future singular)
datywasgi di (future second-person singular)
datywasgith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
datywasgiff e (future singular third-person)
datywasgwn ni (first-person future plural)
datywasgwch chi (future plural second-person)
datywasgan nhw (future plural third-person)
datywasgwn i (conditional first-person singular)
datywasgswn i (conditional first-person singular)
datywasget ti (conditional second-person singular)
datywasgset ti (conditional second-person singular)
datywasgai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
datywasgsai fo (conditional singular third-person)
datywasgen ni (conditional first-person plural)
datywasgsen ni (conditional first-person plural)
datywasgech chi (conditional plural second-person)
datywasgsech chi (conditional plural second-person)
datywasgen nhw (conditional plural third-person)
datywasgsen nhw (conditional plural third-person)
datywasgais i (first-person preterite singular)
datywasges i (first-person preterite singular)
datywasgaist ti (preterite second-person singular)
datywasgest ti (preterite second-person singular)
datywasgodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
datywasgon ni (first-person plural preterite)
datywasgoch chi (plural preterite second-person)
datywasgon nhw (plural preterite third-person)
datywasga (imperative second-person singular)
datywasgwch (imperative plural second-person)
datgywasgu
ddatgywasgu (soft)
natgywasgu

From dat- (“de-”) + cywasgu (“to compress”).

(computing) to decompress (to restore compressed data)


halwyn

Inherited from Middle Welsh halaen, cf. maharen (“ram”) from maharaen. Doublet of halen (“table salt”).


buanedd

cy-noun

buanedd m (usually uncountable, plural buaneddau)

buaneddau (plural)
buanedd
fuanedd (soft)
muanedd


mallter

mall (“pestilence, blight”) + -ter (“-ness”).


atchweliad

(biology, genetics, psychology, statistics) regression


ardrawiad

From ardaro (“to affect”) + -iad or ar- + trawiad (“strike, blow”).


apig

apigau (plural)
apig
hapig (prothesis-h)


sgalar

cy-adj

sgalar (feminine singular sgalar, plural sgalar, not comparable, not mutable)

sgalar (feminine singular)
sgalar (plural)


sgalar

(mathematics, physics) a scalar (a quantity that has magnitude but no specified direction)


fector

fector (feminine singular fector, plural fector, not comparable, not mutable)

fector (feminine singular)
fector (plural)


fector

(mathematics, physics) a vector (a quantity that has both magnitude and direction)

(biology, medicine) a vector (a means of transmission)


fectoru

cy-verb

fectoru (first-person singular present fectoraf, not mutable)

fectoraf (first-person present singular)
fectoraf (first-person future indicative present singular)
fectori (future indicative present second-person singular)
fectora (future indicative present singular third-person)
fectorwn (first-person future indicative plural present)
fectorwch (future indicative plural present second-person)
fectorant (future indicative plural present third-person)
fectorir (future impersonal indicative present)
fectorwn (conditional first-person singular)
fectorwn (first-person imperfect indicative singular subjunctive)
fectorit (conditional second-person singular)
fectorit (imperfect indicative second-person singular subjunctive)
fectorai (conditional singular third-person)
fectorai (imperfect indicative singular subjunctive third-person)
fectorem (conditional first-person plural)
fectorem (first-person imperfect indicative plural subjunctive)
fectorech (conditional plural second-person)
fectorech (imperfect indicative plural second-person subjunctive)
fectorent (conditional plural third-person)
fectorent (imperfect indicative plural subjunctive third-person)
fectorid (conditional impersonal)
fectorid (imperfect impersonal indicative subjunctive)
fectorais (first-person preterite singular)
fectoraist (preterite second-person singular)
fectorodd (preterite singular third-person)
fectorasom (first-person plural preterite)
fectorasoch (plural preterite second-person)
fectorasant (plural preterite third-person)
fectorwyd (impersonal preterite)
fectoraswn (first-person pluperfect singular)
fectorasit (pluperfect second-person singular)
fectorasai (pluperfect singular third-person)
fectorasem (first-person pluperfect plural)
fectorasech (pluperfect plural second-person)
fectorasent (pluperfect plural third-person)
fectorasid (impersonal pluperfect)
fectoresid (impersonal pluperfect)
fectorwyf (first-person present singular subjunctive)
fectorych (present second-person singular subjunctive)
fectoro (present singular subjunctive third-person)
fectorom (first-person plural present subjunctive)
fectoroch (plural present second-person subjunctive)
fectoront (plural present subjunctive third-person)
fectorer (impersonal present subjunctive)
fectora (imperative second-person singular)
fectored (imperative singular third-person)
fectorwn (first-person imperative plural)
fectorwch (imperative plural second-person)
fectorent (imperative plural third-person)
fectorer (imperative impersonal)
fectoru (noun-from-verb singular)
fectoredig (participle singular)
fectora i (first-person future singular)
fectoraf i (first-person future singular)
fectori di (future second-person singular)
fectorith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
fectoriff e (future singular third-person)
fectorwn ni (first-person future plural)
fectorwch chi (future plural second-person)
fectoran nhw (future plural third-person)
fectorwn i (conditional first-person singular)
fectorswn i (conditional first-person singular)
fectoret ti (conditional second-person singular)
fectorset ti (conditional second-person singular)
fectorai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
fectorsai fo (conditional singular third-person)
fectoren ni (conditional first-person plural)
fectorsen ni (conditional first-person plural)
fectorech chi (conditional plural second-person)
fectorsech chi (conditional plural second-person)
fectoren nhw (conditional plural third-person)
fectorsen nhw (conditional plural third-person)
fectorais i (first-person preterite singular)
fectores i (first-person preterite singular)
fectoraist ti (preterite second-person singular)
fectorest ti (preterite second-person singular)
fectorodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
fectoron ni (first-person plural preterite)
fectoroch chi (plural preterite second-person)
fectoron nhw (plural preterite third-person)
fectora (imperative second-person singular)
fectorwch (imperative plural second-person)
fectoru


graffigol

cy-adj

graffigol (feminine singular graffigol, plural graffigol, not comparable)

graffigol (feminine singular)
graffigol (plural)
graffigol
raffigol (soft)
ngraffigol

Adapted from English graphical. By surface analysis, graffig (“graphic”) + -ol.


echreiddiad

echreiddiadau (plural)
echreiddiad
hechreiddiad (prothesis-h)

From ech- (“ex-”) + craidd (“centre, middle”) + -iad.


echreiddig

cy-adj

echreiddig (feminine singular echreiddig, plural echreiddig, equative mor echreiddig, comparative mwy echreiddig, superlative mwyaf echreiddig)

echreiddig (feminine singular)
echreiddig (plural)
mor echreiddig (equative)
mwy echreiddig (comparative)
mwyaf echreiddig (superlative)

From ech- (“ex-”) + craidd (“centre, middle”) + -ig.


echreiddig

echreiddigau (plural)
echreiddig
hechreiddig (prothesis-h)


tafluniad

tafluniadau (plural)
tafluniad
dafluniad (soft)
nhafluniad
thafluniad


aligylchol

cy-adj

aligylchol (feminine singular aligylchol, plural aligylchol, not comparable)

aligylchol (feminine singular)
aligylchol (plural)
aligylchol
haligylchol (prothesis-h)

Blend of aliffatig (“aliphatic”) + cylchol (“cyclic”). Calque of English alicyclic.


aliffatig

cy-adj

aliffatig (feminine singular aliffatig, plural aliffatig, not comparable)

aliffatig (feminine singular)
aliffatig (plural)
aliffatig
haliffatig (prothesis-h)


atmosffer

atmosfferau (plural)
atmosffer
hatmosffer (prothesis-h)


amledd

cy-noun

amledd m (usually uncountable, plural amleddau)

amleddau (plural)
amledd
hamledd (prothesis-h)


affinedd

affineddau (plural)
affinedd
haffinedd (prothesis-h)


amgrwm

cy-adj

amgrwm (feminine singular amgrom, plural amgrymion, not comparable)

amgrom (feminine singular)
amgrymion (plural)
amgrwm
hamgrwm (prothesis-h)

From am- (“around, circum-”) + crwm (“crooked”).


ceugrwm

cy-adj

ceugrwm (feminine singular ceugrom, plural ceugrwm, not comparable)

ceugrom (feminine singular)
ceugrwm (plural)
ceugrwm
geugrwm (soft)
ngheugrwm
cheugrwm


ecsentrig

ecsentrig (feminine singular ecsentrig, plural ecsentrig, equative mor ecsentrig, comparative mwy ecsentrig, superlative mwyaf ecsentrig)

ecsentrig (feminine singular)
ecsentrig (plural)
mor ecsentrig (equative)
mwy ecsentrig (comparative)
mwyaf ecsentrig (superlative)
ecsentrig
hecsentrig (prothesis-h)


egni cinetig

egni cinetig
hegni cinetig (prothesis-h)


cinetig

cinetig (feminine singular cinetig, plural cinetig, not comparable)

cinetig (feminine singular)
cinetig (plural)
cinetig
ginetig (soft)
nghinetig
chinetig


Plwton

Internationalism. Borrowed from Latin Plūtō, Plūtōnem, possibly via Pluto.


deuol

deuolau (plural)
deuol
ddeuol (soft)
neuol

Adapted borrowing of English diol, with phono-semantic matching to appear like an extension of Etymology 1.


gwahaniaeth potensial

gwahaniaeth potensial
wahaniaeth potensial (soft)
ngwahaniaeth potensial

potential difference
potential difference


isomorffedd

cy-noun

isomorffedd m (usually uncountable, plural isomorffeddau)

isomorffeddau (plural)
isomorffedd
hisomorffedd (prothesis-h)

(biology, chemistry, physics) isomorphism


amledd cysain

amledd cysain m (plural amleddau cysain)

amleddau cysain (plural)
amledd cysain
hamledd cysain (prothesis-h)


rhwd mynawyd-y-bugail

rhwd mynawyd-y-bugail m or f (uncountable)

rhwd mynawyd-y-bugail
rwd mynawyd-y-bugail (soft)

(phytopathology) geranium rust (Uromyces geranii)


cawod goch cegid

cawod goch cegid
gawod goch cegid (soft)
nghawod goch cegid
chawod goch cegid

y gawod goch (“rust, red blight”) + cegid (“hemlock”).

(phytopathology) cowbane rust (Puccinia cicutae)


isorsaf

isorsafoedd (plural)
isorsaf
hisorsaf (prothesis-h)

electrical engineering
electrical engineering

(electrical engineering) electrical substation


newidydd codi

newidydd codi m (plural newidyddion codi, not mutable)

(physics, electrical engineering) step-up transformer


newidydd gostwng

newidydd gostwng m (plural newidyddion gostwng, not mutable)

step-down transformer
step-down transformer

(physics, electrical engineering) step-down transformer


allanu

cy-verb

allanu (first-person singular present allanaf)


ffwythiant

cy-noun

ffwythiant m (plural ffwythiannau, not mutable)

Adapted borrowing of Latin fūnctiō + -iant, with the conceit of applying sound changes that affected Latin loans inherited by Welsh from Common Brittonic.


deilgrwn

cy-adj

deilgrwn (feminine singular deilgron, plural deilgrwn, not comparable)

deilgron (feminine singular)
deilgrwn (plural)
deilgrwn
ddeilgrwn (soft)
neilgrwn

(botany) round-leaved, having round leaves


malig

malig (feminine singular malig, plural malig, not comparable)

malig (feminine singular)
malig (plural)

Internationalism (see English malic), ultimately from French malique.


eiddewddail

eiddewddail (feminine singular eiddewddail, plural eiddewddail, not comparable)

eiddewddail (feminine singular)
eiddewddail (plural)
eiddewddail
heiddewddail (prothesis-h)

(botany) ivy-leaved, having leaves like ivy