Sanskrit कतर

← Old English hwæþer (cognate)

← English whether (cognate)

← Ancient Greek πότερος (cognate)

← Proto-Indo-Iranian *kátaras (inherited)

← Proto-Indo-Aryan *katarás (inherited)

← Proto-Indo-European *kʷóteros (inherited)

← Proto-Indo-European *kʷos (mention)

← Lithuanian katràs (cognate)

← Russian который (cognate)

← Sanskrit क (mention)

→ Ancient Greek πότερος (cognate)