Proto-Tungus-Manchu: *kosi-
Meaning: 1 to enclose 2 enclosure 3 to graze
Russian meaning: 1 огораживать 2 заграждение 3 пасти
Even: kös- 1, köstiŋ 2, kösči- 3
Comments: ТМС 1, 420. Attested only in Evn., but having plausible Turkic and Mongolian parallels.