Where does “тяга” come from?

тяга (Old East Slavic) comes from Proto-Slavic tęgъ — traction.

Ancestry of “тяга”, step by step

StepLanguageWordMeaning
1Proto-Slavictęgъtraction

Words derived from “тяга

Every word from Proto-Slavic tęgъ
тяга — Etymology, Origin & Word History | Etymology Explorer