De-spoil, ysbeilio; difrodi; lladrata

De-spond, anobaith: anobeithio

Des-pot, gormesdeyrn; brenin

Des-tine, arfaethu; darparu; dedfrydu

De-stroy, dystrywio; difrodi; lladd

De-tach, dydoli, neillduo; rhyddhau

De-tail, manwl adrodd; neillduoli

De-tails, manylion, neillduolion

De-tain, attalgwyn: attal, rhwystro

De-tect, dadguddio; canfod; cyhuddo