Old Irish adcí

← Old English torht (cognate)

← Proto-Celtic *kʷiseti (inherited)

← Proto-Celtic (derived)

← Ancient Greek δέρκομαι (cognate)

← Proto-Indo-European *kʷeys- (root)

← Proto-Indo-European *kʷeys- (inherited)

← Proto-Indo-European *derḱ- (inherited)

← Sanskrit चायति (cognate)

← Sanskrit दृश् (cognate)

← Old Irish ad·rodarcar (mention)

← Albanian dritë (cognate)

→ Gaulish pissiumi (cognate)