Where does “Hu” come from?

Hu (Proto-Indo-Iranian) comes from Proto-Indo-European h₂ew, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

Ancestry of “Hu”, step by step

StepLanguageWordMeaning
1Proto-Indo-Europeanh₂ewaway from, off; again
2Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact

Words derived from “Hu

Every word from Proto-Indo-European ǵʰeEvery word from Proto-Indo-European h₂ew