Kammala jumla mai zuwa: An fara ambatonsa a rubuce a cikin 1469, lokacin da sojojin Rasha suka wuce nan a kan hanyarsu zuwa Khanate na Kazan. Amma, bisa ga binciken da 'yan tone-tone suka yi, an riga an zauna a wannan yankin tun da daɗewa. Wurin ya dauki bakuncin garin Bulgaria na Veda Suvar, wanda ya bayyana bayan Mongols
ya ci manyan biranen Volga Bulgarian a cikin karni na 13. A lokacin Khanate, wasu sun yi imanin cewa garin yana da sunan Turkic (mai yiwuwa, Tatar) Çabaqsar kuma cewa sunayen Rasha da Ingilishi na yanzu sun samo asali ne daga gare ta. Koyaya, a cikin taswirar matafiya na Turai an yi masa alama a matsayin Cibocar (Pizzigano, 1367), Veda-Suar (Fra Mauro, 1459). Shupashkar, sunan Chuvash a zahiri yana nufin "mafaka na Chuvash".