Proto-Indo-European *kʷr̥mis

→ Belarusian чарвяк (derived)

→ Czech červ (derived)

→ Lower Sorbian cerw (inherited)

→ Finnish käärme (derived)

→ Ancient Greek ἕλμινς (mention)

→ Upper Sorbian čerw (inherited)

→ Latgalian kurms (derived)

→ Latvian kurmis (inherited)

→ Macedonian црв (derived)

→ Polish czerw (mention)

→ Russian червь (derived)

→ Serbo-Croatian crv (derived)

→ Serbo-Croatian црв (derived)

→ Slovak červ (derived)

→ Slovene črv (derived)

→ Tajik кирм (inherited)

→ Ukrainian черв'як (inherited)

→ Zazaki qırm (inherited)