effeithiau

== Welsh == === Pronunciation === (North Wales, standard) IPA(key): /ɛˈfei̯θjaɨ̯/ (North Wales, colloquial) IPA(key): /ɛˈfei̯θjɛ/, /ɛˈfei̯θja/ (South Wales, standard) IPA(key): /ɛˈfei̯θjai̯/ (South Wales, colloquial) IPA(key): /ɛˈfei̯θjɛ/ === Noun === effeithiau plural of effaith === Mutation ===