effeithio

Welsh

Etymology

From effaith +‎ -io.

Pronunciation

• IPA^(key): /ɛˈfei̯θjɔ/
• Rhymes: -ei̯θjɔ

Verb

effeithio (first-person singular present effeithiaf)

1. (intransitive) to have an effect, to be effective, to work
2. (transitive, with ar) to affect

   Synonym: dylanwadu

Usage notes

The English verb to affect corresponds to effeithio ar in normative Welsh; dropping the preposition is an Anglicism.

Conjugation

Conjugation (literary)

	singular			plural			impersonal
	first	second	third	first	second	third
present indicative/future	effeithiaf	effeithi	effeithia	effeithiwn	effeithiwch	effeithiant	effeithir
imperfect (indicative/subjunctive)/conditional	effeithiwn	effeithit	effeithiai	effeithiem	effeithiech	effeithient	effeithid
preterite	effeithiais	effeithiaist	effeithiodd	effeithiasom	effeithiasoch	effeithiasant	effeithiwyd
pluperfect	effeithiaswn	effeithiasit	effeithiasai	effeithiasem	effeithiasech	effeithiasent	effeithiasid, effeithiesid
present subjunctive	effeithiwyf	effeithiech	effeithio	effeithiom	effeithioch	effeithiont	effeithier
imperative	—	effeithia	effeithied	effeithiwn	effeithiwch	effeithient	effeithier
verbal noun	effeithio
verbal adjectives	effeithiedig effeithiadwy

Conjugation (colloquial)

inflected colloquial forms	singular			plural
	first	second	third	first	second	third
future	effeithia i, effeithiaf i	effeithi di	effeithith o/e/hi, effeithiff e/hi	effeithiwn ni	effeithiwch chi	effeithian nhw
conditional	effeithiwn i, effeithswn i	effeithiet ti, effeithset ti	effeithiai fo/fe/hi, effeithsai fo/fe/hi	effeithien ni, effeithsen ni	effeithiech chi, effeithsech chi	effeithien nhw, effeithsen nhw
preterite	effeithiais i, effeithies i	effeithiaist ti, effeithiest ti	effeithiodd o/e/hi	effeithion ni	effeithioch chi	effeithion nhw
imperative	—	effeithia	—	—	effeithiwch	—

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

Derived terms

• effeithiol (“effective”)

Mutation

Mutated forms of effeithio

radical	soft	nasal	h-prothesis
effeithio	unchanged	unchanged	heffeithio

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