Where does “prosyć” come from?
prosyć (Upper Sorbian) comes from Proto-Slavic prositi, from Proto-Balto-Slavic práśīˀtei, from Proto-Indo-European preḱ-, from Proto-Indo-European pr̥ḱneh₂.
prosyć (Upper Sorbian): to ask
Ancestry of “prosyć”, step by step