Where does “очи́стить” come from?
очи́стить (Russian) comes from Russian чи́стить, from Proto-Slavic čistiti, from Proto-Slavic čistъ, from Proto-Balto-Slavic skīstas, from Proto-Indo-European skidtos, from Proto-Indo-European (s)keyd-.
Ancestry of “очи́стить”, step by step
Words derived from “очи́стить”