Gwirwyd y dudalen hon
| cynhyrfus | agitated |
| cynllun (m.) | plan, scheme |
| cynnal | to support, to maintain |
| cynneu | to light (a fire, a candle, etc.) |
| cyrchu | to fetch, to approach |
| cysegredig | sacred |
| cyson | constant, consistent |
| cwrel (m.) | coral |
| cwta | short, abrupt-ly |
| Chwalu | to scatter |
| chwyfio | to wave |
| chwyrn | rapid |
| chwyrnllif | current |
| chwys | perspiration |
| Darganfod | to discover |
| darganfyddwr (m.) | discoverer |
| deheuig | deftly, neatly |
| delfryd (f.) | ideal |
| dellten (f.) | splinter, lath |
| deniadol | attractive |
| diamddiffyn | helpless |
| dibriod | unmarried |
| dibynnu | to depend |
| didalent | ordinary, stupid |
| didrugaredd | unmerciful-ly |
| diferu | dripping |
| diffeithwch (m.) | desert, jungle |
| digywilydd | unashamed |
| dihysbydd | inexhaustible |
| diobaith | without hope |
| direidus | mischievous |
| dirwyn | to wind |
| disychedu | to allay thirst |
| diynni | without energy |
