Where does “aro” come from?

aro (Old Dutch) comes from Latin arō, from Proto-Italic araō, from Proto-Indo-European h₂éryeti, from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.

Ancestry of “aro”, step by step

StepLanguageWordMeaning
1Latinarōto plough, till; to cultivate land, farm; to acquire by tillage
2Proto-Italicaraōto plough
3Proto-Indo-Europeanh₂éryetito be ploughing
4Proto-Indo-Europeanh₂erh₃-to plough
5Proto-Indo-Europeanh₁er-earth

Words derived from “aro

Every word from Proto-Indo-European h₁er-