Cernăuțeanu (Romanian) comes from Romanian Cernăuți, from Old East Slavic *Чьрновьцꙑ, from Old East Slavic Чьрнь, from Old East Slavic чьрнъ, from Proto-Slavic čьrnъ, from Proto-Balto-Slavic kiršnas, from Proto-Indo-European kr̥snós, from Proto-Indo-European kers- — black, dirty; run; to run.