Comments:ОСНЯ 1, 306. The Turk. root may also be of a Persian origin (see TMN 3, 645-646). Mong. *küjil- < *küli-l- (with regular dissimilation). Kor. *kằrắm < *kòrắm (with vowel assimilation); cf. also Old Koguryo *kŭăl 'river' (see Miller 1979, 8).