Proto-Slavic *kǫpati

→ Bulgarian къпя (inherited)

→ Czech koupat (inherited)

→ Old Church Slavonic кѫпати (inherited)

→ Macedonian капе (inherited)

→ Polish kąpać (inherited)

→ Russian купать (inherited)

→ Serbo-Croatian kupati (inherited)

→ Serbo-Croatian купати (inherited)

→ Slovene kopati (inherited)

→ Ukrainian купати (inherited)