Where does “ard” come from?

ard (Old Frisian) comes from Proto-Germanic ardiz, from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.

Ancestry of “ard”, step by step

StepLanguageWordMeaning
1Proto-Germanicardizcharacteristic; inborn quality; nature;...
2Proto-Indo-Europeanh₂erh₃-to plough
3Proto-Indo-Europeanh₁er-earth

Words derived from “ard”

Every word from Proto-Indo-European h₁er- →Every word from Proto-Indo-European h₂erh₃- →Every word from Proto-Germanic ardiz →