Lithuanian kai

← Old Church Slavonic цѣ (cognate)

← Ancient Greek ποῖ (cognate)

← Proto-Balto-Slavic *koi (inherited)

← Proto-Indo-European *kʷoi (inherited)

← Proto-Indo-European *kʷis (cognate)

← Lithuanian kas (link)

← Lithuanian tai (mention)

← Latvian kā (cognate)

← Old Prussian kāi (cognate)

→ Lithuanian tai (mention)