Where does “грубить” come from?
грубить (Russian) comes from Russian гру́бый, from Proto-Slavic grǫbъ, from Proto-Slavic grěti, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.
Ancestry of “грубить”, step by step
Words derived from “грубить”