Where does “*persterti” come from?

*persterti (Proto-Slavic) comes from Proto-Slavic per-, from Proto-Slavic pro-, from Proto-Slavic *pro, from Proto-Balto-Slavic *pra, from Proto-Indo-European pró, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “*persterti”, step by step

StepLanguageWordMeaning
1Proto-Slavicper-over-; re-
2Proto-Slavicpro-pro-, for-, through
3Proto-Slavic*profor
4Proto-Balto-Slavic*pra
5Proto-Indo-Europeanprótoward, leading to
6Proto-Indo-Europeanper-before, in front; first; to go through
7Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “*persterti

Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pró