Cefnderw, cefnder, pl. cefnderwedd, cefnderoedd, cefnderydd, cefndryd, first cousin male.
Ceffyl, a horse.
Ceg, the throat; cegu, to swallow greedily; cegrwth, gluttonous.
Cegid, hemlock.
Cegin, a kitchen; ceginwr, a cook.
Cegyrn, pl. Of cogwrn.
Cengl, a girth, a girdle; cengliadur, clynhiadur, the blades or wheel to wind thread upon; cenglu, to gird.
Ceibr, bars, rafters, joists.
Ceidron, pl. Of cadr, handsome.
Ceifn, ceifn int, a nephew's nephew, of the fourth degree.
Ceiliog, a cock; ceiliog mwyalch, a blackbird; ceiliog rhedyn, a grass-hopper.
Ceimliad, traveller, pilgrim.
Ceinach, a hare.
Ceiniad, swift, pliant, subtlety.
Ceiniog, a penny.
Ceinion, pl. of cain.
Ceinmyg, ceinfyg, ceinmyged, honour, reverence, esteem, reputation; ceinmygu, to honour, repute, regard, esteem.
Ceinmyn, a quarrel, combat, duel.
Ceintach, to strive, contend; ceintachus, contentious, quarrelsome.
Ceirch, oats.
Ceirios, cherries.
Ceirniad, a hoofed animal.
Ceirniad, a bugler.
Ceirs, cyrs, corsydd, wettish meadow grounds, moors.
Ceirt, certwyni, carts.
Ceisio, to seek; ceisiad, seeker, lord high treasurer.
Ceispwl, a catchpoll or bailiff.
Ceith, pl. of caeth, captive.
Cêl, concealment, a secret; celc, concealment; celcu, to conceal; celcwr, one that conceals.
Cèl, cèlws, horse.
Celain, the body of him that was slain; celanedd, a company of dead bodies.
Celfi, implements or tools; cel fydd, skilful; celfyddyd, an art of trade.
Celffaint, old rotten timber or wood; celffeinio, to wither, rot, or decay.
Celi, heaven.
Celu, to conceal.
Celwrn, the milking pail.
Celwydd, a lie; celwyddog, lying.
Celyn, holly; celynog, holly grove.
Cell, a cellar, a buttery.
Celli, a grove of hazel trees; Celliwig, King Arthur's palace.
Cellaig, a stag.
Cellast, a great bitch; cellgi, a mastiff.
Cellt, flint.
Cellwair, a jest, joke.
Cenau, cenaw, a whelp, a young cub; cenawon, cenafon, whelps, young cubs.
Cenedl, kindred, generation; cenhedlu, to beget; cenhedlawr, the top of a family; cenhedlig, of the same house or family.
Cenfaint, a herd of swine.
Cenfigen, cynfigen, envy.
Cenhinen, pl. cenin, leek; cenhinen Pedr, daffodil.
Cenllysg, hail-stones.
Cenn, hide, scales; cenn pysgod, the scales of fish; cenn y cerrig, liverwort; marchgen, horse-hide.
Cennad, an ambassador, a messenger, leave or permission; caniatau, to permit, give leave, or grant; cenadwri, a message.