Proto-Mongolian: *bisi-ɣu, *busi-ɣu
Meaning: 1 quick, swift 2 to run away (of horses)
Russian meaning: 1 быстрый, ловкий 2 убегать (о лошадях)
Written Mongolian: bisiɣu, bušiɣu 1 (L 106, 140), busqu- 2 Middle Mongolian: biši'un 'fair, smart' (38 HY); bišun (MA) Khalkha: bušū 1, busga- 2
Buriat: bušū 1
Kalmuck: bušū 1
Ordos: bušū 1
Comments: KW 63. Mong. > Kirgh. bosqɨn 'flight'. monget-prnum,monget-meaning,monget-rusmean,monget-wmo,monget-mmo,monget-hal,monget-bur,monget-kal,monget-ord,monget-reference,