Kazakh:buw; buw-la- 'to steam', bu-la- 'to treat with steam (medically)'
Noghai:buw; buwaldɨr 'hoar-frost'
Bashkir:bɨw
Balkar:buwaq 'hoar-frost'
Gagauz:bū
Karaim:buv
Karakalpak:puw
Kumyk:buɣaq 'hoar-frost'
Comments:EDT 292, VEWT 86, ЭСТЯ 2, 229-230, Лексика 37. The behaviour of final -g after a long vowel is probably regular (although this combination is rather rare). Turk. > MMong. buɣ (АФМ) 'steam' (Щербак 1997, 163).