Where does “guins” come from?

guins (Old Cornish) comes from Proto-Brythonic gwɨnt, from Proto-Celtic wintos, from Proto-Indo-European h₂wéh₁n̥ts, from Proto-Indo-European h₂wḗh₁ti, from Proto-Indo-European h₂weh₁- — to blow.

Ancestry of “guins”, step by step

StepLanguageWordMeaning
1Proto-Brythonicgwɨntwind
2Proto-Celticwintoswind
3Proto-Indo-Europeanh₂wéh₁n̥tsblowing; that which blows; the wind, air
4Proto-Indo-Europeanh₂wḗh₁tito blow
5Proto-Indo-Europeanh₂weh₁-to blow

Words derived from “guins

Every word from Proto-Indo-European h₂weh₁-