cell

cy-noun

cell f (plural celloedd, diminutive cellan)

celloedd (plural)
cellan (diminutive)
cell (mutation mutation-radical)
gell (mutation mutation-soft)
nghell (mutation mutation-nasal)
chell (mutation mutation-aspirate)

From Middle Welsh kell, from Proto-Brythonic *kell, from Latin cella.


cut

Borrowed from Middle English [Term?], from Old Northern French cot, cote (“hut, cottage”).

der

hut, shed; cottage, hovel; pen, coop; cage


capel

cy-noun

capel m (plural capeli or capelau or capelydd or capeloedd)

capeli (plural)
capelau (plural)
capelydd (plural)
capeloedd (plural)
capel (mutation mutation-radical)
gapel (mutation mutation-soft)
nghapel (mutation mutation-nasal)
chapel (mutation mutation-aspirate)

From Middle Welsh capel, borrowed from Late Latin cappella (“little cloak; chapel”), diminutive of Latin cappa (“cloak, cape”).


betws

betysau (plural)
betws (mutation mutation-radical)
fetws (mutation mutation-soft)
metws (mutation mutation-nasal)

From Middle Welsh betws, borrowed from Old English bedhūs (“house of prayer”, literally “bede-house”).


eglwys

eglwysi (plural)
eglwysydd (plural)
eglwys (mutation mutation-radical)
heglwys (mutation prothesis-h)

From Proto-Brythonic *egluɨs (compare Cornish eglos, Breton iliz), borrowed from Latin ecclēsia (“church”), from Ancient Greek ἐκκλησίᾱ (ekklēsíā).


llan

llannau (plural)
llan (mutation mutation-radical)
lan (mutation mutation-soft)

From Middle Welsh llann, from Proto-Brythonic *llann, from Proto-Celtic *landā, from Proto-Indo-European *lendʰ- (“land, heath”).


ysgol

From Middle Welsh yscol, from Proto-Brythonic *ɨskol, from Latin schola, from Ancient Greek σχολή (skholḗ).

Bydd hi’n gadael yr ysgol yr haf ’ma i fynd i’r coleg.

She will leave school this summer to go to college.


ysgol

ysgolion (plural)
ysgol (mutation mutation-radical)
hysgol (mutation prothesis-h)

From Middle Welsh yscawl, from Proto-Brythonic *ɨskọl, from Latin scāla.

(North Wales)


tŷ bach

tai bach (plural)
tŷ bach (mutation mutation-radical)
dŷ bach (mutation mutation-soft)
nhŷ bach (mutation mutation-nasal)
thŷ bach (mutation mutation-aspirate)

/ˌtɨː ˈbaːχ/

(euphemistic) A little house: an outhouse.


cachu

cachu (mutation mutation-radical)
gachu (mutation mutation-soft)
nghachu (mutation mutation-nasal)
chachu (mutation mutation-aspirate)

From Middle Welsh cachu, from Proto-Brythonic *kax, from Proto-Celtic *kakkā, from Proto-Indo-European *kakko- (compare Latin cacō).

(vulgar, offensive) shit (instance of defecation)


pont

pontydd (plural)
pont (mutation mutation-radical)
bont (mutation mutation-soft)
mhont (mutation mutation-nasal)
phont (mutation mutation-aspirate)

From Middle Welsh pont, from Old Welsh pont, from Proto-Brythonic *pont, a borrowing from Latin pōns, pontem. Cognate with Cornish pons, Breton pont.

A fo ben bid bont.

Let him who would be a leader be a bridge.


oriel

cy-noun

oriel m or f (plural orielau or orielydd or orieli)

orielau (plural)
orielydd (plural)
orieli (plural)
oriel (mutation mutation-radical)
horiel (mutation prothesis-h)

From Middle English oriel, from Old French oriol (“gallery, corridor”), Late Latin oriolum (“portico, hall”), probably from Latin aureolus (“gilded”), applied to an apartment decorated with gilding.


prifysgol

prifysgolion (plural)
prifysgol (mutation mutation-radical)
brifysgol (mutation mutation-soft)
mhrifysgol (mutation mutation-nasal)
phrifysgol (mutation mutation-aspirate)

From prif- (“chief”) + ysgol (“school”).


toiled

toiledau (plural)
toiledi (plural)
toiled (mutation mutation-radical)
doiled (mutation mutation-soft)
nhoiled (mutation mutation-nasal)
thoiled (mutation mutation-aspirate)

Borrowed from English toilet, from French toilette.


synagog

synagog m (plural synagogau, not mutable)

/ˈsɨ̞naˌɡɔɡ/

From Middle Welsh synagoc, from Middle English synagoge, from Old French synagoge, from Latin synagōga, from Ancient Greek συναγωγή (sunagōgḗ).


yw

ywyn (singulative)
yw (mutation mutation-radical)
hyw (mutation prothesis-h)

From Proto-Celtic *iwos (“yew”), from Proto-Indo-European *h₁eyHw- (“yew”).


tŷ

tai (plural)
tŷ (mutation mutation-radical)
dŷ (mutation mutation-soft)
nhŷ (mutation mutation-nasal)
thŷ (mutation mutation-aspirate)

From Middle Welsh ty, from Proto-Brythonic *tɨɣ, from Proto-Celtic *tegos, from Proto-Indo-European *(s)teg-.


allanfa dân

allanfeydd tân (plural)
allanfa dân (mutation mutation-radical)
hallanfa dân (mutation prothesis-h)


gwaith

gwaith m (plural gweithiau or gweithoedd or gweithydd or gweithion)

gweithiau (plural)
gweithoedd (plural)
gweithydd (plural)
gweithion (plural)

Doublets; from Middle Welsh gweith, from Proto-Brythonic *gweiθ, from Proto-Celtic *wextā (“time, course, turn”) (compare Cornish gweyth, Breton gwezh, Old Irish fecht (“journey; time, occasion”), Irish feacht (“journey; time, occasion”)), feminine past participle of Proto-Indo-European *weǵʰ- (“to carry, drive”).

der

gwaith saer

craftsmanship, workmanship, ornamentation, art, execution

mynd i'r gwaith

gwaith dur

a working place, works, factory, manufactory; mine

(especially South Wales, in the plural) works (industrial district)


gwaith

gweithiau (plural)
gwaith (mutation mutation-radical)
waith (mutation mutation-soft)
ngwaith (mutation mutation-nasal)

Rydyn ni wedi gwylio'r ffilm 'ma dwywaith

time (with cardinal numbers, 'how many times', etc.), occasion, course, turn


palas

palasau (plural)
palas (mutation mutation-radical)
balas (mutation mutation-soft)
mhalas (mutation mutation-nasal)
phalas (mutation mutation-aspirate)

Borrowed from Old French palais, from Latin palātium.


plas

plasau (plural)
plas (mutation mutation-radical)
blas (mutation mutation-soft)
mhlas (mutation mutation-nasal)
phlas (mutation mutation-aspirate)


canopi

canopïau (plural)
canopi (mutation mutation-radical)
ganopi (mutation mutation-soft)
nghanopi (mutation mutation-nasal)
chanopi (mutation mutation-aspirate)


corff

cyrff (plural)
corff (mutation mutation-radical)
gorff (mutation mutation-soft)
nghorff (mutation mutation-nasal)
chorff (mutation mutation-aspirate)

From Middle Welsh corff, from Proto-Brythonic *korf, from Latin corpus. Ultimately from the same Proto-Indo-European root, *krep-, as cryf (“strong”). Compare Breton korf.


neuadd

Old Welsh nouod, from a Proto-Celtic *nom-od- (“temple”), which may be related to the root of *nemos (“heaven, sky”).


cegin

From Middle Welsh kegyn, from Proto-Brythonic *kėgin (whence also Breton and Cornish kegin), from Late Latin cocīna, from earlier coquīna.

“Mae'r bwyd yn barod ar fwrdd y gegin!” gwaeddod Mam.

“The food is ready on the kitchen table!” shouted Mam.


cegin

Picus viridis
Picus viridis#Translingual

(rare) woodpecker (Picidae), notably:
green woodpecker (Picus viridis)

great spotted woodpecker
great spotted woodpecker

Dendrocopos major
Dendrocopos major#Translingual

great spotted woodpecker, witwall (Dendrocopos major)

Garrulus glandarius
Garrulus glandarius#Translingual

(rare) Eurasian jay (Garrulus glandarius)


gwesty

gwestai (plural)
gwesty (mutation mutation-radical)
westy (mutation mutation-soft)
ngwesty (mutation mutation-nasal)

hotel (establishment providing accommodation)


ysbyty

ysbytai (plural)
ysbyty (mutation mutation-radical)
hysbyty (mutation prothesis-h)

From Middle Welsh yspyty, a compound of yspyt + ty (“house”) (modern tŷ). The first element is from Proto-Brythonic *öspɨd, from Latin hospitium (“hospitality; inn”).


ystafell aros

cy-noun

ystafell aros f (plural ystafelloedd aros)

ystafelloedd aros (plural)
ystafell aros (mutation mutation-radical)
hystafell aros (mutation prothesis-h)


amgueddfa

amgueddfa f (plural amgueddfeydd or amgueddfâu or amgueddfaoedd)

amgueddfeydd (plural)
amgueddfâu (plural)
amgueddfaoedd (plural)
amgueddfa (mutation mutation-radical)
hamgueddfa (mutation prothesis-h)

/ˌamɡɨ̞ˈɛðva/

From amguedd (“treasure, wealth”) + -fa, -ma; coined by William Owen Pughe.


ysgol breswyl

ysgol breswyl f (plural ysgolion preswyl)

ysgolion preswyl (plural)
ysgol breswyl (mutation mutation-radical)
hysgol breswyl (mutation prothesis-h)


preswyl

preswylion (plural)
preswyl (mutation mutation-radical)
breswyl (mutation mutation-soft)
mhreswyl (mutation mutation-nasal)
phreswyl (mutation mutation-aspirate)


ystafell

ystafelloedd (plural)
ystafell (mutation mutation-radical)
hystafell (mutation prothesis-h)

From Middle Welsh ystauell, from Proto-Brythonic *ɨstavell, from Vulgar Latin *(i)stabellum, from Latin stabulum (“dwelling; stable”); cognate with English stable (“building for horses”).


stafell

stafell f (plural stafelloedd, not mutable)


caban

cabanau (plural)
caban (mutation mutation-radical)
gaban (mutation mutation-soft)
nghaban (mutation mutation-nasal)
chaban (mutation mutation-aspirate)

From Middle English caban, cabane, from Old French cabane, from Late Latin cabanna.


paladr

pelydr (plural)
paladr (mutation mutation-radical)
baladr (mutation mutation-soft)
mhaladr (mutation mutation-nasal)
phaladr (mutation mutation-aspirate)

From Proto-Celtic *kʷalatros (compare Old Irish celtair (“spear, spear tip”)).

ceiniog baladr

a fine under medieval Welsh law levied on related male landowners when the immediate kin of a murderer proved incapable of paying galanas; spear penny


lle chwech

lle chwech m (plural llefydd chwech or lleoedd chwech)

llefydd chwech (plural)
lleoedd chwech (plural)
lle chwech (mutation mutation-radical)
le chwech (mutation mutation-soft)

/ˌɬeː ˈχweːχ/

From lle (“place”) + chwech (“six”). One theory is that the chwech refers to "sixpence", cf. English spend a penny, although doubtful as sixpence would have been a large sum at the time. See English slang six to refer to a privy for a possible connection.

(North Wales, euphemistic) WC, toilet, loo, lavvy, john


ysgubor

ysgubor f (plural ysguboriau or ysguborau)

ysguboriau (plural)
ysguborau (plural)
ysgubor (mutation mutation-radical)
hysgubor (mutation prothesis-h)

desc

→ English: skipper (“barn or shed to spend the night in”)

From Middle Welsh yscubawr, from Old Welsh scipaur, from Proto-Brythonic *skʉbọr, from British Latin *scōpārium, from Latin scōpa. By surface analysis, ysgub (“(wheat)sheaf”) + -or. Compare Irish scioból, a loanword from Middle Welsh.

surf

1979, Get By In Welsh, quoted in They Thought You'd Say This
Beth yw'r ysgubor ar ganol y cae?

What's the barn in the middle of the field?


talcen

talcennau (plural)
talcenni (plural)
talcen (mutation mutation-radical)
dalcen (mutation mutation-soft)
nhalcen (mutation mutation-nasal)
thalcen (mutation mutation-aspirate)

From Proto-Celtic *talo-. Cognate with Cornish tal, toal, Breton tal, talbenn.


cyntedd

cy-noun

cyntedd m (plural cynteddau or cynteddoedd)

cynteddau (plural)
cynteddoedd (plural)
cyntedd (mutation mutation-radical)
gyntedd (mutation mutation-soft)
nghyntedd (mutation mutation-nasal)
chyntedd (mutation mutation-aspirate)

From Proto-Celtic *kentusedom, cognate to Old Irish cétad (“chair”); ultimately from the root *sed-.


lolfa

From lolian (“to joke, jest, loll”) + -fa, the former perhaps related to English loll.


cilfach

cilfachau (plural)
cilfach (mutation mutation-radical)
gilfach (mutation mutation-soft)
nghilfach (mutation mutation-nasal)
chilfach (mutation mutation-aspirate)


cleddyf

cleddyfau (plural)
cleddyf (mutation mutation-radical)
gleddyf (mutation mutation-soft)
nghleddyf (mutation mutation-nasal)
chleddyf (mutation mutation-aspirate)

From Middle Welsh cledyf, from Proto-Brythonic *klėðɨβ̃, from Proto-Celtic *kladiwos (compare Old Irish claideb, Breton klezeñv).


cromen

cromen f (plural cromenni or cromennau or cromennydd)

cromenni (plural)
cromennau (plural)
cromennydd (plural)
cromen (mutation mutation-radical)
gromen (mutation mutation-soft)
nghromen (mutation mutation-nasal)
chromen (mutation mutation-aspirate)


bwthyn

bythynnod (plural)
bwthyn (mutation mutation-radical)
fwthyn (mutation mutation-soft)
mwthyn (mutation mutation-nasal)

→ English: bwthyn

From bwth (“hut”) + -yn (“diminutive suffix”). Possibly cognate with Scottish Gaelic bothag, Scots and Scottish English bothy.


canolfan

canolfannau (plural)
canolfan (mutation mutation-radical)
ganolfan (mutation mutation-soft)
nghanolfan (mutation mutation-nasal)
chanolfan (mutation mutation-aspirate)


bwa

bwâu (plural)
bwa (mutation mutation-radical)
fwa (mutation mutation-soft)
mwa (mutation mutation-nasal)

From Middle Welsh bwa, from Middle English bowe, from Old English boga.


corlan

cy-noun

corlan f (plural corlannau or corlennydd)

corlannau (plural)
corlennydd (plural)
corlan (mutation mutation-radical)
gorlan (mutation mutation-soft)
nghorlan (mutation mutation-nasal)
chorlan (mutation mutation-aspirate)

cordd (“tribe, clan”) + llan (“enclosure”).

com

fold, pen, enclosure in which animals are kept


archfarchnad

cy-noun

archfarchnad f (plural archfarchnadoedd or archfarchnadau)

archfarchnadoedd (plural)
archfarchnadau (plural)
archfarchnad (mutation mutation-radical)
harchfarchnad (mutation prothesis-h)


puteindy

puteindai (plural)
puteindy (mutation mutation-radical)
buteindy (mutation mutation-soft)
mhuteindy (mutation mutation-nasal)
phuteindy (mutation mutation-aspirate)


cach

cach (mutation mutation-radical)
gach (mutation mutation-soft)
nghach (mutation mutation-nasal)
chach (mutation mutation-aspirate)

From Proto-Brythonic *kax, from Proto-Celtic *kakkos, *kakkā, from a very widespread child-language word for feces.


uniad

uniadau (plural)
uniad (mutation mutation-radical)
huniad (mutation prothesis-h)


maes awyr

meysydd awyr (plural)
maes awyr (mutation mutation-radical)
faes awyr (mutation mutation-soft)

From maes (“field”) + awyr (“air”), a calque of English airfield.


ffatri

ffatri f (plural ffatrïoedd or ffatrïau, not mutable)


silff

silffoedd (plural)
silff (mutation mutation-radical)


campfa

campfa f (plural campfaoedd or campfeydd)

campfaoedd (plural)
campfeydd (plural)
campfa (mutation mutation-radical)
gampfa (mutation mutation-soft)
nghampfa (mutation mutation-nasal)
champfa (mutation mutation-aspirate)


teml

temlau (plural)
temloedd (plural)
teml (mutation mutation-radical)
deml (mutation mutation-soft)
nheml (mutation mutation-nasal)
theml (mutation mutation-aspirate)

From Middle Welsh temhyl, from Proto-Brythonic *templ, from Latin templum.


trothwy

trothwy m (plural trothwyau or trothwyon)

trothwyau (plural)
trothwyon (plural)
trothwy (mutation mutation-radical)
drothwy (mutation mutation-soft)
nhrothwy (mutation mutation-nasal)
throthwy (mutation mutation-aspirate)


rhiniog

rhiniogau (plural)
rhiniog (mutation mutation-radical)
riniog (mutation mutation-soft)

Rebracketing of yr hiniog, from hin + -iog, from hin (“side, edge, border”).


fflat

fflat m (plural fflatiau or fflats, not mutable)


ystafell ymolchi

ystafell ymolchi f (plural ystafelloedd ymolchi)

ystafelloedd ymolchi (plural)
ystafell ymolchi (mutation mutation-radical)
hystafell ymolchi (mutation prothesis-h)


ystafell wely

ystafell wely f (plural ystafelloedd gwely)

ystafelloedd gwely (plural)
ystafell wely (mutation mutation-radical)
hystafell wely (mutation prothesis-h)

Paid â mynd i mewn i fy ystafell wely heb gnocio.

Don't enter my bedroom without knocking.


ystafell fyw

ystafelloed byw (plural)
ystafell fyw (mutation mutation-radical)
hystafell fyw (mutation prothesis-h)


ystafell fwyta

ystafell fwyta f (plural ystafelloed bwyta)

ystafelloed bwyta (plural)
ystafell fwyta (mutation mutation-radical)
hystafell fwyta (mutation prothesis-h)

dining room (room where meals are eaten)


teios

teios (mutation mutation-radical)
deios (mutation mutation-soft)
nheios (mutation mutation-nasal)
theios (mutation mutation-aspirate)

(plural only) little houses, hovels, (expressing small size and sometimes poor quality)


mosg

mosg m (plural mosgiau or mosgau or mosgoedd or mosgiaid)

mosgiau (plural)
mosgau (plural)
mosgoedd (plural)
mosgiaid (plural)
mosg (mutation mutation-radical)
fosg (mutation mutation-soft)

From English mosque, from French mosquée, from Italian moschea, ultimately from Arabic مَسْجِد (masjid, literally “place of prostration”).


cadeirlan

cadeirlannau (plural)
cadeirlan (mutation mutation-radical)
gadeirlan (mutation mutation-soft)
nghadeirlan (mutation mutation-nasal)
chadeirlan (mutation mutation-aspirate)

From cadair (“chair, cathedra”) + llan (“church”).

af

cathedral (principal church of a bishop's diocese)


canolfan iechyd

cy-noun

canolfan iechyd f (plural canolfannau iechyd)

canolfannau iechyd (plural)
canolfan iechyd (mutation mutation-radical)
ganolfan iechyd (mutation mutation-soft)
nghanolfan iechyd (mutation mutation-nasal)
chanolfan iechyd (mutation mutation-aspirate)


stiwdio

stiwdio f (plural stiwdios or stiwdioau, not mutable)

From English studio, from Italian studio, from Latin studium. Doublet of stydi.

studio (place where radio or television programs, records or films are made; establishment where an art is taught; artist’s or photographer’s workshop)


byngalo

byngalos (plural)
byngalo (mutation mutation-radical)
fyngalo (mutation mutation-soft)
myngalo (mutation mutation-nasal)

From English bungalow, from Hindustani बंगला (baṅglā) / بَن٘گْلَہ (banglā), referring to the Bengali-style house.


rhandy

rhandai (plural)
rhandy (mutation mutation-radical)
randy (mutation mutation-soft)

From rhan (“share, part”) + tŷ (“house”).


labordy

labordy m (plural labordai, not mutable)

From English labor(atory) + tŷ (“house”).


maenordy

maenordai (plural)
maenordy (mutation mutation-radical)
faenordy (mutation mutation-soft)


plasty

plastai (plural)
plasty (mutation mutation-radical)
blasty (mutation mutation-soft)
mhlasty (mutation mutation-nasal)
phlasty (mutation mutation-aspirate)


brodordy

brodordai (plural)
brodordy (mutation mutation-radical)
frodordy (mutation mutation-soft)
mrodordy (mutation mutation-nasal)

From brodor, brodyr (“brothers; friars”) + tŷ (“house”).


llythyrdy

llythyrtai (plural)
llythyrdy (mutation mutation-radical)
lythyrdy (mutation mutation-soft)


swyddfa bost

cy-noun

swyddfa bost f (plural swyddfeydd post, not mutable)


glasfyfyriwr

glasfyfyriwr m (plural glasfyfyrwyr, feminine glasfyfyrwraig)

glasfyfyrwyr (plural)
glasfyfyrwraig (feminine)
glasfyfyriwr (mutation mutation-radical)
lasfyfyriwr (mutation mutation-soft)
nglasfyfyriwr (mutation mutation-nasal)

From glas (“green”) + myfyriwr (“student”).


traphont

traphontydd (plural)
traphont (mutation mutation-radical)
draphont (mutation mutation-soft)
nhraphont (mutation mutation-nasal)
thraphont (mutation mutation-aspirate)


ffenestr godi

ffenestr godi f (plural ffenestri codi, not mutable)


cofadeilad

cofadeiladau (plural)
cofadeilad (mutation mutation-radical)
gofadeilad (mutation mutation-soft)
nghofadeilad (mutation mutation-nasal)
chofadeilad (mutation mutation-aspirate)

cof (“memory”) + adeilad (“building, structure”).


bwth

bythod (plural)
bythau (plural)
bwth (mutation mutation-radical)
fwth (mutation mutation-soft)
mwth (mutation mutation-nasal)

a cabin, booth, cottage, shed, hut, outhouse, shack


arsyllfa

cy-noun

arsyllfa f (plural arsyllfaoedd or arsyllfeydd)

arsyllfaoedd (plural)
arsyllfeydd (plural)
arsyllfa (mutation mutation-radical)
harsyllfa (mutation prothesis-h)


bylchog

cy-adj

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

bylchog (feminine singular)
bylchog (plural)
mor fylchog (equative)
mwy bylchog (comparative)
mwyaf bylchog (superlative)
bylchog (mutation mutation-radical)
fylchog (mutation mutation-soft)
mylchog (mutation mutation-nasal)

(architecture) crenellated, having battlements


fowt

From Middle Welsh uot, from Middle English vaute, from Old French volte, from Latin voluta.


hoelbren

cy-noun

hoelbren m or f (plural hoelbrennau, not mutable)


uniad meitr

uniadau meitr (plural)
uniad meitr (mutation mutation-radical)
huniad meitr (mutation prothesis-h)


uniad meitrog

uniad meitrog m (plural uniadau meitrog)

uniadau meitrog (plural)
uniad meitrog (mutation mutation-radical)
huniad meitrog (mutation prothesis-h)


meitrog

cy-adj

meitrog (feminine singular meitrog, plural meitrogion, not comparable)

meitrog (feminine singular)
meitrogion (plural)
meitrog (mutation mutation-radical)
feitrog (mutation mutation-soft)


uniad ffrâm

uniadau ffrâm (plural)
uniad ffrâm (mutation mutation-radical)
huniad ffrâm (mutation prothesis-h)


sgaffald

cy-noun

sgaffald m (plural sgaffaldau or sgaffaldiau, not mutable)

sgaffaldau (plural)
sgaffaldiau (plural)


uniad bagl

uniadau bagl (plural)
uniad bagl (mutation mutation-radical)
huniad bagl (mutation prothesis-h)

uniad (“joint”) + bagl (“crook, crutch”).


uniad bôn

uniadau bôn (plural)
uniad bôn (mutation mutation-radical)
huniad bôn (mutation prothesis-h)


uniad rhigol

uniadau rhigol (plural)
uniad rhigol (mutation mutation-radical)
huniad rhigol (mutation prothesis-h)


uniad tafod a rhych

uniad tafod a rhych m (plural uniadau tafod a rhych)

uniadau tafod a rhych (plural)
uniad tafod a rhych (mutation mutation-radical)
huniad tafod a rhych (mutation prothesis-h)

uniad (“joint”) + tafod (“tongue”) + rhych (“groove”).

tongue and groove joint
tongue and groove joint


uniad tafod a rhigol

uniad tafod a rhigol m (plural uniadau tafod a rhigol)

uniadau tafod a rhigol (plural)
uniad tafod a rhigol (mutation mutation-radical)
huniad tafod a rhigol (mutation prothesis-h)

uniad (“joint”) + tafod (“tongue”) + rhigol (“groove”).


uniad hoelbren

uniad hoelbren m (plural uniadau hoelbren)

uniadau hoelbren (plural)
uniad hoelbren (mutation mutation-radical)
huniad hoelbren (mutation prothesis-h)


uniad cynffonnog

uniad cynffonnog m (plural uniadau cynffonnog)

uniadau cynffonnog (plural)
uniad cynffonnog (mutation mutation-radical)
huniad cynffonnog (mutation prothesis-h)


uniad hanerog

uniad hanerog m (plural uniadau hanerog)

uniadau hanerog (plural)
uniad hanerog (mutation mutation-radical)
huniad hanerog (mutation prothesis-h)


uniad haneru

uniadau haneru (plural)
uniad haneru (mutation mutation-radical)
huniad haneru (mutation prothesis-h)


uniad mortais a thyno

uniad mortais a thyno m (plural uniadau mortais a thyno)

uniadau mortais a thyno (plural)
uniad mortais a thyno (mutation mutation-radical)
huniad mortais a thyno (mutation prothesis-h)

uniad (“joint”) + mortais (“mortise”) + tyno (“tenon”).

mortise and tenon joint
mortise and tenon joint


dafaty

dafatai (plural)
dafaty (mutation mutation-radical)
ddafaty (mutation mutation-soft)
nafaty (mutation mutation-nasal)

dafad (“sheep”) + tŷ (“house, dwelling”).


defeity

defeitai (plural)
defeity (mutation mutation-radical)
ddefeity (mutation mutation-soft)
nefeity (mutation mutation-nasal)

defaid (“sheep (pl.)”) + tŷ (“house, dwelling”).


lladd-dy

lladd-dai (plural)
lladd-dy (mutation mutation-radical)
ladd-dy (mutation mutation-soft)

From lladd (“kill, slaughter”) + tŷ (“house”).