Where does “Pertti” come from?

Pertti (Finnish) comes from Swedish part, from Latin pars, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “Pertti”, step by step

StepLanguageWordMeaning
1Swedishpartpart, piece
2Latinparspart, side, piece, share; some; faction
3Proto-Indo-Europeanper-before, in front; first; to go through
4Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “Pertti

Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Latin pars