Compare to Kyrgyz өч (öc, “spite”), Proto-Turkic *ȫč.
ӧч • (öč)
N. A. Baskakov, Toščakova N.A, editor (1947), “ӧч”, in Ojrotsko-Russkij Slovarʹ [Oyrot-Russian Dictionary], Moscow: M.: OGIZ, →ISBN