Where does “pioneer” come from?

Pioneer comes from Middle French pionnier, from Old French peonier, derived from Old French -ier combined with Latin -arius and Latin -are, ultimately from Proto-Indo-European ped- meaning foot.

pioneer (English): One who goes before, as into the wilderness,...

Definitions

  1. One who goes before, as into the wilderness,...

Ancestry of “pioneer”, step by step

pioneer traces back through two separate lines of ancestry.

via Middle French pionnier

StepLanguageWordMeaning
1Middle Frenchpionnierinfantryman
2Old Frenchpeonierfoot soldier
3Old Frenchpeonpawn; footman; a foot soldier
4Latinpedō
5Latinpēsa foot, in its senses as
6Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
7Ancient Greek-τρονForms instrument nouns
8Proto-Hellenic-tronForms instrument nouns from verb stems
9Proto-Indo-European-tromForms nouns denoting a tool or instrument
10Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via French pionnier

StepLanguageWordMeaning
1Frenchpionnierpioneer, soldier employed to form roads, dig...
2GermanPionierpioneer, trailblazer; sapper, engineer

Words derived from “pioneer

Every word from Proto-Indo-European -tḗrEvery word from Ancient Greek -τρονEvery word from Ancient Greek μέτρον