cobalt

Borrowed from English cobalt, from German Kobold (“goblin”).


tun

tuniau (plural)
tunnau (plural)
tun
dun (soft)
nhun
thun

From English tin, from Middle English tin, from Old English tin, from Proto-West Germanic *tin, from Proto-Germanic *tiną.


pres

cy-adj

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

gem pres main

slender burnished brass, Thysanoplusia orichalcea

gem pres prin

rare burnished brass, Diachrysia chryson


dur

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

dur (feminine singular)
dur (plural)
dur
ddur (soft)
nur

From Middle Welsh dur, from Proto-Brythonic *dʉr, from Latin dūrus (“hard”).


sinc

Borrowed from English sink, from Proto-Germanic *sinkwaną, from Proto-Indo-European *sengʷ- (“to fall, sink”).


aur

cy-noun

aur m (usually uncountable, plural eurau)

From Middle Welsh eur, from Proto-Brythonic *ėür, from Vulgar Latin from Latin aureus (“golden”, adjective). The vowel au (/aɨ̯/) must have undergone internal i-affection, showing that this word is derived from the adjective aureus, not the noun aurum, which gave the now archaic synonym awr (not to be confused with awr (“hour”) from hōra).


aur

cy-adj

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

aur (feminine singular)
aur (plural)
aur
haur (prothesis-h)


arian

cy-noun

arian m (usually uncountable, plural ariannau or ariannoedd)

From Middle Welsh ariant, from Old Welsh argant, from Proto-Brythonic *arɣant, from Proto-Celtic *argantom (“silver”), from Proto-Indo-European *h₂erǵ- (“white; shine”). Compare Breton arc'hant/argant, Irish airgead and Latin argentum.


arian

cy-adj

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

arian (feminine singular)
arian (plural)
arian
harian (prothesis-h)


einion

einionau (plural)
einion
heinion (prothesis-h)

From Middle Welsh einiawn, from Old Welsh ennian. Compare Old Irish indéin (Irish inneoin).


antimoni

Borrowed from English antimony, from Medieval Latin antimonium, from Arabic إِثْمِد (ʔiṯmid), from Egyptian sdm, msdmt.


uchafu

cy-verb

uchafu (first-person singular present uchafaf)

uchafaf (first-person present singular)
uchafaf (first-person future indicative present singular)
uchefi (future indicative present second-person singular)
uchafa (future indicative present singular third-person)
uchafwn (first-person future indicative plural present)
uchefwch (future indicative plural present second-person)
uchafwch (future indicative plural present second-person)
uchafant (future indicative plural present third-person)
uchefir (future impersonal indicative present)
uchafwn (conditional first-person singular)
uchafwn (first-person imperfect indicative singular subjunctive)
uchafit (conditional second-person singular)
uchafit (imperfect indicative second-person singular subjunctive)
uchafai (conditional singular third-person)
uchafai (imperfect indicative singular subjunctive third-person)
uchafem (conditional first-person plural)
uchafem (first-person imperfect indicative plural subjunctive)
uchafech (conditional plural second-person)
uchafech (imperfect indicative plural second-person subjunctive)
uchafent (conditional plural third-person)
uchafent (imperfect indicative plural subjunctive third-person)
uchefid (conditional impersonal)
uchefid (imperfect impersonal indicative subjunctive)
uchefais (first-person preterite singular)
uchefaist (preterite second-person singular)
uchafodd (preterite singular third-person)
uchafasom (first-person plural preterite)
uchafasoch (plural preterite second-person)
uchafasant (plural preterite third-person)
uchafwyd (impersonal preterite)
uchafaswn (first-person pluperfect singular)
uchafasit (pluperfect second-person singular)
uchafasai (pluperfect singular third-person)
uchafasem (first-person pluperfect plural)
uchafasech (pluperfect plural second-person)
uchafasent (pluperfect plural third-person)
uchafasid (impersonal pluperfect)
uchafesid (impersonal pluperfect)
uchafwyf (first-person present singular subjunctive)
uchefych (present second-person singular subjunctive)
uchafo (present singular subjunctive third-person)
uchafom (first-person plural present subjunctive)
uchafoch (plural present second-person subjunctive)
uchafont (plural present subjunctive third-person)
uchafer (impersonal present subjunctive)
uchafa (imperative second-person singular)
uchafed (imperative singular third-person)
uchafwn (first-person imperative plural)
uchefwch (imperative plural second-person)
uchafwch (imperative plural second-person)
uchafent (imperative plural third-person)
uchafer (imperative impersonal)
uchafu (noun-from-verb)
uchafedig (participle)
uchafadwy (participle)
uchafa i (first-person future singular)
uchafaf i (first-person future singular)
uchafi di (future second-person singular)
uchafith o (future singular third-person)
e (future singular third-person)
hi (future singular third-person)
uchafiff e (future singular third-person)
uchafwn ni (first-person future plural)
uchafwch chi (future plural second-person)
uchafan nhw (future plural third-person)
uchafwn i (conditional first-person singular)
uchafswn i (conditional first-person singular)
uchafet ti (conditional second-person singular)
uchafset ti (conditional second-person singular)
uchafai fo (conditional singular third-person)
fe (conditional singular third-person)
hi (conditional singular third-person)
uchafsai fo (conditional singular third-person)
uchafen ni (conditional first-person plural)
uchafsen ni (conditional first-person plural)
uchafech chi (conditional plural second-person)
uchafsech chi (conditional plural second-person)
uchafen nhw (conditional plural third-person)
uchafsen nhw (conditional plural third-person)
uchafais i (first-person preterite singular)
uchafes i (first-person preterite singular)
uchafaist ti (preterite second-person singular)
uchafest ti (preterite second-person singular)
uchafodd o (preterite singular third-person)
e (preterite singular third-person)
hi (preterite singular third-person)
uchafon ni (first-person plural preterite)
uchafoch chi (plural preterite second-person)
uchafon nhw (plural preterite third-person)
uchafa (imperative second-person singular)
uchafwch (imperative plural second-person)
uchafu
huchafu (prothesis-h)


aloi

aloion (plural)
aloiau (plural)
aloi
haloi (prothesis-h)


haearn

From Middle Welsh haearn, from Proto-Brythonic *hiyarno-, from Proto-Celtic *īsarnom (compare Cornish horn, Breton houarn, Irish iarann), from Proto-Indo-European *h₁ésh₂r̥ (“blood, red”).


plwm

cy-adj

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

plwm (feminine singular)
plwm (plural)
plwm
blwm (soft)
mhlwm
phlwm

From Middle Welsh plwm, from Proto-Brythonic *plum, from Latin plumbum.


cromad

Borrowed from English chromate. By surface analysis, crom- (“chrom-”) + -ad (“-ate”).


efydd

efyddau (plural)
efydd
hefydd (prothesis-h)

From Middle Welsh euyð, from Old Welsh emid, from Proto-Brythonic *öβ̃ɨð, from Proto-Celtic *omiyom. Cognate with Old Irish umae.


copr

From English copr, from Late Latin cuprum (“copper”), contraction of Latin aes Cyprium (literally “Cyprian brass”), from Ancient Greek Κύπρος (Kúpros, “Cyprus”).


metel

Borrowed from Middle English metal, from Old French metal, from Latin metallum.


gefail

Cognates include Cornish gelforn (“forge”), Breton govel (“forge”).


uniad

uniadau (plural)
uniad
huniad (prothesis-h)


metelegol

cy-adj

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

metelegol (feminine singular)
metelegol (plural)
mor fetelegol (equative)
mwy metelegol (comparative)
mwyaf metelegol (superlative)
metelegol
fetelegol (soft)

/ˌmɛtɛˈlɛɡɔl/

/ˌmɛtɛˈleːɡɔl/

/ˌmɛtɛˈlɛɡɔl/


ystaen

Borrowed from Late Latin stagnum, or inherited from Proto-Brythonic *staɨn.


cromiwm

cromiwm
gromiwm (soft)
nghromiwm
chromiwm

Borrowed from English chromium, from New Latin, from French chrome, from Ancient Greek χρῶμα (khrôma, “color”).


manganîs

From English manganese, French manganèse, from Italian manganese, by alteration from Latin magnesia (“magnesia”), from Ancient Greek μαγνησία (magnēsía), after Μαγνησία (Magnēsía, “Magnesia”).


ystaenwydr

/ˌəstaɨ̯nˈwɨ̞dɨ̞r/


erblith

erblithion (plural)
erblith
herblith (prothesis-h)


arian nitrad

(inorganic chemistry) silver nitrate, AgNO₃


manganad

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


metel alcalïaidd

cy-noun

metel alcalïaidd m (plural metelau alcalïaidd)

metelau alcalïaidd (plural)
metel alcalïaidd
fetel alcalïaidd (soft)


adweithydd niwclear

adweithydd niwclear m (plural adweithyddion niwclear)

adweithyddion niwclear (plural)
adweithydd niwclear
hadweithydd niwclear (prothesis-h)