diddymu

Welsh

Etymology

From diddim +‎ -u.

Verb

diddymu (first-person singular present diddymaf)

1. (law) to abolish, to repeal

Conjugation

Conjugation of diddymu (literary)

	singular			plural			impersonal
	first	second	third	first	second	third
present indicative/future	diddymaf	diddymi	diddyma	diddymwn	diddymwch	diddymant	diddymir
imperfect (indicative/subjunctive)/ conditional	diddymwn	diddymit	diddymai	diddymem	diddymech	diddyment	diddymid
preterite	diddymais	diddymaist	diddymodd	diddymasom	diddymasoch	diddymasant	diddymwyd
pluperfect	diddymaswn	diddymasit	diddymasai	diddymasem	diddymasech	diddymasent	diddymasid, diddymesid
present subjunctive	diddymwyf	diddymych	diddymo	diddymom	diddymoch	diddymont	diddymer
imperative	—	diddyma	diddymed	diddymwn	diddymwch	diddyment	diddymer
verbal noun	diddymu
verbal adjectives	diddymedig diddymadwy

Conjugation of diddymu (colloquial)

inflected colloquial forms	singular			plural
	first	second	third	first	second	third
future	diddyma i, diddymaf i	diddymi di	diddymith o/e/hi, diddymiff e/hi	diddymwn ni	diddymwch chi	diddyman nhw
conditional	diddymwn i, diddymswn i	diddymet ti, diddymset ti	diddymai fo/fe/hi, diddymsai fo/fe/hi	diddymen ni, diddymsen ni	diddymech chi, diddymsech chi	diddymen nhw, diddymsen nhw
preterite	diddymais i, diddymes i	diddymaist ti, diddymest ti	diddymodd o/e/hi	diddymon ni	diddymoch chi	diddymon nhw
imperative	—	diddyma	—	—	diddymwch	—

Note: All other forms are periphrastic, as usual in colloquial Welsh.

Mutation

Mutated forms of diddymu

radical	soft	nasal	aspirate
diddymu	ddiddymu	niddymu	unchanged

Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.

Further reading

• R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “diddymu”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies