Where does “prōˀwas” come from?

prōˀwas (Proto-Balto-Slavic) comes from Proto-Indo-European preh₃-wo-s, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “prōˀwas”, step by step

StepLanguageWordMeaning
1Proto-Indo-Europeanpreh₃-wo-s
2Proto-Indo-Europeanper-before, in front; first; to go through
3Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “prōˀwas

Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₃-wo-s