Proto-Slavic *lьvъ

→ Belarusian леў (inherited)

→ Bulgarian лев (inherited)

→ Bulgarian лъв (inherited)

→ Czech lev (inherited)

→ Old Church Slavonic львъ (inherited)

→ Lower Sorbian law (inherited)

→ Upper Sorbian law (inherited)

→ Macedonian лав (inherited)

→ Polish lew (inherited)

→ Romanian leva (derived)

→ Russian лев (inherited)

→ Serbo-Croatian lav (inherited)

→ Serbo-Croatian лав (inherited)

→ Slovak lev (inherited)

→ Slovene lev (inherited)

→ Ukrainian лев (inherited)

→ Old Czech lev (inherited)