Where does “uja” come from?

uja (Proto-Turkic) comes from Russian уж, from Old East Slavic ѫжь, from Proto-Slavic ǫžь, from Proto-Balto-Slavic *ángis, from Proto-Indo-European h₂éngʷʰis — snake.

Ancestry of “uja”, step by step

StepLanguageWordMeaning
1Russianужalready; grass snake
2Old East Slavicѫжьrope
3Proto-Slavicǫžьsnake
4Proto-Balto-Slavic*ángissnake
5Proto-Indo-Europeanh₂éngʷʰissnake

Words derived from “uja

Every word from Proto-Indo-European h₂éngʷʰis