Diddychryn, a. fearless
Diddyfniad, n. a weaning
Diddyfnu, v. to wean
Diddyled, a. out of debt
Diddym, a. destitute; void
Diddymadwy, a. defeasible
Diddymder, n. nothingness
Diddymedig, a. annulled
Diddymedigaeth, n. abrogation
Diddymiad, n. annihilation