Proto-Slavic *volsъ

→ Belarusian волас (inherited)

→ Czech vlas (inherited)

→ Old Church Slavonic власъ (inherited)

→ Lower Sorbian włosy (inherited)

→ Lower Sorbian włos (inherited)

→ Persian گرس (cognate)

→ Upper Sorbian włós (inherited)

→ Lithuanian valai (cognate)

→ Macedonian влас (inherited)

→ Old East Slavic волосъ (inherited)

→ Polish włos (inherited)

→ Russian волос (inherited)

→ Sanskrit वल्श (cognate)

→ Serbo-Croatian vlas (inherited)

→ Serbo-Croatian vlat (mention)

→ Slovak vlas (inherited)

→ Ukrainian волос (inherited)