Where does “pomme de terre” come from?

pomme de terre (French) comes from German Erdapfel, from German Erde, from Middle High German erde, from Old High German erda, from Proto-West Germanic erþu, from Proto-Germanic erþō, from Proto-Indo-European h₁er- — earth.

pomme de terre (French): potato

Definitions

  1. potato

Ancestry of “pomme de terre”, step by step

StepLanguageWordMeaning
1GermanErdapfelpotato
2GermanErdesoil; the ground; a world; a space to live in
3Middle High Germanerdeearth
4Old High GermanerdaThe Earth; earth, ground, soil
5Proto-West Germanicerþuearth, world; earth, soil
6Proto-Germanicerþōearth
7Proto-Indo-Europeanh₁er-earth

Words derived from “pomme de terre”

Every word from Proto-Indo-European h₁er- →Every word from Proto-Germanic erþō →Every word from Proto-West Germanic erþu →