effaith

Welsh

Etymology

Borrowed from Latin effectus (“effect”), as if via a Proto-Brythonic *efeiθ, but the word is not attested until the 16th century.

Pronunciation

(North Wales, standard, colloquial) IPA^(key): /ˈɛfai̯θ/
- (South Wales, colloquial) IPA^(key): /ˈɛfɛθ/
(South Wales, standard) IPA^(key): /ˈɛfai̯θ/
- (South Wales, colloquial) IPA^(key): /ˈɛfɛθ/

Noun

effaith f (plural effeithiau)

effect

Derived terms

effaith tŷ gwydr (“greenhouse effect”)
effeithio (“to be effective; to affect”)
effeithiol (“effective”)
effeithlon (“efficient”)

Mutation

Mutated forms of *effaith*
radical	soft	nasal	h-prothesis
effaith	unchanged	unchanged	heffaith

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), “effaith”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies