gwella

Welsh

gwell (“better”) +‎ -ha.

gwella (first-person singular present gwellaf)

Conjugation (literary)

	singular			plural			impersonal
	first	second	third	first	second	third	impersonal
present indicative/future	gwellaf	gwelli	gwella	gwellwn	gwellwch	gwellant	gwellir
imperfect (indicative/subjunctive)/ conditional	gwellwn	gwellit	gwellai	gwellem	gwellech	gwellent	gwellid
preterite	gwellais	gwellaist	gwellodd	gwellasom	gwellasoch	gwellasant	gwellwyd
pluperfect	gwellaswn	gwellasit	gwellasai	gwellasem	gwellasech	gwellasent	gwellasid, gwellesid
present subjunctive	gwellwyf	gwellych	gwello	gwellom	gwelloch	gwellont	gweller
imperative	—	gwella	gwelled	gwellwn	gwellwch	gwellent	gweller
verbal noun	gwella
verbal adjectives	gwelledig gwelladwy

Conjugation (colloquial)

Inflected colloquial forms	singular			plural
Inflected colloquial forms	first	second	third	first	second	third
future	gwella i, gwellaf i	gwelli di	gwellith o/e/hi, gwelliff e/hi	gwellwn ni	gwellwch chi	gwellan nhw
conditional	gwellwn i, gwellswn i	gwellet ti, gwellset ti	gwellai fo/fe/hi, gwellsai fo/fe/hi	gwellen ni, gwellsen ni	gwellech chi, gwellsech chi	gwellen nhw, gwellsen nhw
preterite	gwellais i, gwelles i	gwellaist ti, gwellest ti	gwellodd o/e/hi	gwellon ni	gwelloch chi	gwellon nhw
imperative	—	gwella	—	—	gwellwch	—
Note: All other forms are periphrastic, as usual in colloquial Welsh.

Welsh mutation
radical	soft	nasal	aspirate
gwella	wella	ngwella	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.