Proto-Slavic *čęstъ

→ Belarusian часты (inherited)

→ Bulgarian чест (inherited)

→ Czech častý (inherited)

→ Old Church Slavonic чѧстъ (inherited)

→ Lower Sorbian cesty (inherited)

→ Macedonian чест (inherited)

→ Polish częsty (inherited)

→ Russian частый (inherited)

→ Russian чаща (mention)

→ Serbo-Croatian чест (inherited)

→ Silesian czynsty (inherited)

→ Ukrainian частий (inherited)