Where does “pionnier” come from?

pionnier (French) comes from Old French peonier, from Old French peon, from Latin pedō, from Latin pēs, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron, from Proto-Indo-European -trom — Derives agent nouns from verbs, denoting someone...

pionnier (French): pioneer, soldier employed to form roads, dig...

Definitions

  1. pioneer, soldier employed to form roads, dig...

Ancestry of “pionnier”, step by step

pionnier traces back through two separate lines of ancestry.

via Old French peonier

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

via German Pionier

StepLanguageWordMeaning
1GermanPionierpioneer, trailblazer; sapper, engineer

Words derived from “pionnier

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