Where does “Булгар” come from?

Булгар (Russian) comes from Medieval Latin Bulgarus, from Slavic блъгаринъ, from Old Turkic 𐰉𐰆𐰞𐰍𐰀, from Proto-Turkic bulgar, from Proto-Turkic bulga- — to stir, stir up; to produce a state of disorder.

Ancestry of “Булгар”, step by step

StepLanguageWordMeaning
1Medieval LatinBulgarusBulgarian; Bulgar
2Slavicблъгаринъ
3Old Turkic𐰉𐰆𐰞𐰍𐰀to stir; to produce a state of disorder, put in...
4Proto-Turkicbulgardisturber, disturbing
5Proto-Turkicbulga-to stir, stir up; to produce a state of disorder

Words derived from “Булгар

Every word from Proto-Turkic bulga-Every word from Proto-Turkic bulgarEvery word from Old Turkic 𐰉𐰆𐰞𐰍𐰀