Where does “огрејати” come from?
огрејати (Serbo-Croatian) comes from Serbo-Croatian грејати, from Proto-Slavic grěti, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.
огрејати (Serbo-Croatian): to warm, heat
Ancestry of “огрејати”, step by step