Where does “pr̥g-” come from?

pr̥g- (Proto-Indo-European) comes from Proto-Indo-European pr̥-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “pr̥g-”, step by step

StepLanguageWordMeaning
1Proto-Indo-Europeanpr̥-—
2Proto-Indo-Europeanper-before, in front; first; to go through
3Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “pr̥g-”

Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Proto-Indo-European pr̥- →
pr̥g- — Etymology, Origin & Word History | Etymology Explorer