ser

cy-noun

ser m (plural serrod or serroedd, not mutable)

From Old Welsh serr, Proto-Celtic *serrā. Cf. Middle Irish serr.


arf

From Middle Welsh arf, from Proto-Brythonic *arβ̃, borrowed through Vulgar Latin from Latin arma.


pic

piciau (plural)
picys (plural)
pic
bic (soft)
mhic
phic


cryman

crymanau (plural)
cryman
gryman (soft)
nghryman
chryman

From crwm (“convex; crooked, bent, curved, bowed, hooked”) + -an (diminutive suffix).


einion

einionau (plural)
einion
heinion (prothesis-h)
eingian (alternative)
eingion (alternative)
engian (alternative)
engion (alternative)

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


batog

batogau (plural)
batog
fatog (soft)
matog
matog (alternative)
patwg (alternative)

From English mattock with change of initial consonant.


megin

Possibly from Proto-Celtic *makīnā, from the root *mak- (“leather bag”). See Proto-Germanic *magô (“stomach”) for more discussion on the root and cognates.


templed

templedi (plural)
templed
dempled (soft)
nhempled
thempled


pladur

pladuriau (plural)
pladur
bladur (soft)
mhladur
phladur

From older paladur, from palu (“to dig”) + -adur (agent suffix).


caib

ceibiau (plural)
caib
gaib (soft)
nghaib
chaib

Closely resembles Scottish Gaelic caibe (“mattock”), but deriving the -b- in both Gaelic and Welsh from a common inherited source is difficult. Given that the Gaelic word is not found in Irish, it is possible to postulate that the Gaelic word is a borrowing from a Brittonic substrate language.


gordd

From Middle Welsh orð (with g added in nonleniting environments), from Proto-Brythonic *orð (whence also Old Breton ord, modern Breton horzh (“sledgehammer”), and the demonym Ordo-vices), from Proto-Celtic *ordos (whence also Old Irish ord). Connections outside Celtic are uncertain, but it may be related to Old Armenian ուռն (uṙn, “hammer”).


pâl

From Middle Welsh pal, from Proto-Brythonic *pal (compare Breton pal, Cornish pal), either from Latin pala or inherited from a Proto-Celtic derivative of Proto-Indo-European *kʷelh₁- (“to turn”).


nodwydd

cy-noun

nodwydd f (plural nodwyddau, not mutable)

From Proto-Celtic *snātantā (compare Breton nodoez, Old Irish snáthat), from Proto-Indo-European *sneh₁- (“to spin, twist”).


rhwyd

rhwydi (plural)
rhwydau (plural)
rhwyd
rwyd (soft)

From Middle Welsh rwyt, from Proto-Brythonic *rruɨd, from Latin rēte.

net (mesh; device made of mesh for catching fish, birds, etc.)


rhaw

rhawiau (plural)
rhofiau (plural)
rhaw
raw (soft)

From Middle Welsh raw, from Proto-Brythonic *rrọβ̃ (compare Cornish rev, Middle Breton reuf), from Proto-Celtic *rāmyos (“oar”) (compare Old Irish rámae), from Proto-Indo-European *h₁reh₁- (“to row”).


cŷn

cynion (plural)
cŷn
gŷn (soft)
nghŷn
chŷn

From Middle Welsh kyn, from Proto-Brythonic *kün, from Latin cuneus (“wedge”).


taradr

terydr (plural)
taradr
daradr (soft)
nharadr
tharadr
tarad (alternative)

From Proto-Brythonic *taradr, from Proto-Celtic *taratrom, from Proto-Indo-European *térh₁trom.


rhwyf

From Middle Welsh rwyf, from Proto-Brythonic *rruɨβ̃, from Latin rēmus.


gefail

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


microsgop

microsgopau (plural)
microsgop
ficrosgop (soft)


morthwyl

morthwylion (plural)
morthwyl
forthwyl (soft)
mwrthwyl (alternative)
mwthwl (alternative North-Wales)

From Middle Welsh morthwl, from Proto-Brythonic *morθul (compare Breton morzhol), from Vulgar Latin *mortulus, a British Latin variant of Latin martulus (compare martellus).


breuan

breuanau (plural)
breuan
freuan (soft)
mreuan

From Middle Welsh breuan, from Proto-Brythonic *brọw, from Proto-Celtic *brāwū, from Proto-Indo-European *gʷreh₂w-on-.


bwyell

bwyeill (plural)
bwyelli (plural)
bwyell
fwyell (soft)
mwyell
bwyall (alternative)
bwell (alternative)

From Middle Welsh bwell, from Old Welsh bahell, from Proto-Celtic *beyatlis, from the root of *binati (“to strike”). Cognate with Breton bouc'hal, Irish biail, Old Irish biáil.


ysbienddrych

ysbienddrychau (plural)
sbienddrych (alternative)

ysbienna (“spy”) + drych (“(looking) glass”)


siswrn

cy-noun

siswrn m (plural sisyrnau or siswrnau or siswrns, not mutable)

sisyrnau (plural)
siswrnau (plural)
siswrns (plural)

From Middle Welsh siswrn, from Middle English sisours, from Old French cisoires. The -n is of unclear origin; perhaps the word is from a dialect of Middle English in which the plural suffix -en predominated over -s. At any rate, its use in this Welsh word is paralleled by other loanwords like masarn (“maple”) (from Old French masre), miswrn (“visor”), and pinsiwrn (“pincers”).

(pair of) scissors (tool used for cutting)


ffeil

ffeil f (plural ffeiliau or ffeils or ffeilys, not mutable)

ffeiliau (plural)
ffeils (plural)
ffeilys (plural)


gaing

geingiau (plural)
geingion (plural)
gaing
aing (soft)
ngaing


silindr mesur

silindr mesur m (plural silindrau mesur, not mutable)


llosgydd Bunsen

llosgydd Bunsen m (plural llosgyddion Bunsen)

llosgyddion Bunsen (plural)
llosgydd Bunsen
losgydd Bunsen (soft)

/ˌɬɔsɡɨ̞ð ˈbənsən/

[ˌɬɔskɨ̞ð ˈbənsən]

/ˌɬɔsɡɪð ˈbənsən/

[ˌɬɔskɪð ˈbənsən]


gwyntyll

/ˈɡwɨ̞ntɨ̞ɬ/

gwynt + -yll; compare Cornish gwynsell (“fan; winnowing fan”), Breton gwentell (“winnowing fan”).


tyndro

tyndroeon (plural)
tyndro
dyndro (soft)
nhyndro
thyndro


rholbren

rholbren m (plural rholbrenni or rholbrennau)

rholbrenni (plural)
rholbrennau (plural)
rholbren
rolbren (soft)


cynlluniwr siwrnai

cynlluniwr siwrnai m (plural cynllunwyr siwrnai)


bach clo

bachau cloeon (plural)
bach clo
fach clo (soft)
mach clo


mynawyd

mynawyd m (plural mynawydau or mynawydydd)

mynawydau (plural)
mynawydydd (plural)
mynawyd
fynawyd (soft)

Inherited from Middle Welsh mynawyt, from Proto-Brythonic *mɨnawed, from Proto-Celtic *minaweto-.

bwyta uwd â mynawyd

to attempt the impossible; to eat porridge with an awl


seiffon

seiffon m (plural seiffonau, not mutable)

From English siphon, ultimately from Ancient Greek σίφων (síphōn, “pipe, tube”).


sgriwdreifer

cy-noun

sgriwdreifer m (plural sgriwdreifers, not mutable)

sgriwdreifers (plural)
sgriwdreifar (alternative)
sgriwdreifyr (alternative)


torrwr

torwyr (plural)
torrwr
dorrwr (soft)
nhorrwr
thorrwr


torrell

torrellau (plural)
torrell
dorrell (soft)
nhorrell
thorrell


rhathell

rhathellau (plural)
rhathell
rathell (soft)


crafell

crafellau (plural)
crafell
grafell (soft)
nghrafell
chrafell


haearn stilo

haearn stilo m (plural heyrn stilo, not mutable)


haearn smwddio

haearn smwddio m (plural heyrn smwddio, not mutable)