Welsh golau

← Breton gouloù (cognate)

← Proto-Brythonic *gwoluɣʉ (inherited)

← Proto-Indo-European *lewk- (root)

← Proto-Indo-European *lewk- (derived)

← Cornish golow (cognate)

← Middle Welsh goleu (inherited)

→ Breton gouloù (cognate)

→ Welsh lleuad (mention)

→ Welsh goleuni (affix)

→ Welsh goleuo (affix)

→ Welsh goleudy (affix)

→ Welsh blwyddyn golau (affix)

→ Welsh adlewyrchu (mention)