From Wiktionary, the free dictionary
From Proto-Turkic *kurt-. Cognate to Kyrgyz кутулуу (kutuluu), etc.
кудулар • (kudular)
- to escape, disappear
- “кудулар”, in Grammatika Altajskovo Jazyka [Altaic language Grammar], Kazan: V universtiteskoj til, 1869, →ISBN, page 199