Old Armenian անդունդ

← English bottomless (cognate)

← Ancient Greek ἄβυσσος (cognate)

← Proto-Indo-European (inherited)

← Proto-Indo-European *n̥- (mention)

← Proto-Indo-European (mention)

← Proto-Indo-European *bʰudʰmḗn (mention)

← Russian бездна (cognate)

→ Ancient Greek πυθμήν (cognate)

→ Armenian անդունդ (inherited)

→ Old Armenian բուն (cognate)