Where does “bugarrón” come from?

bugarrón (Spanish) comes from French bougeron, 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.

bugarrón (Spanish): a man who engages in sexual intercourse with...