*opa

white powder, white lead

Proto-Turkic: *opa
Altaic etymology: Altaic etymology
Proto-Altaic: *op`V
Russian meaning: белый порошок, свинцовые белила
Turkic: *opa
Mongolian: *(h)ow
Tungus-Manchu: *upa
Comments: VEWT 363, EDT 6, ЭСТЯ 1, 465-466.
Old Turkic: opo (OUygh.)
Karakhanid: opo (MK)
Middle Turkic: opa (Ettuhf.)
Uzbek: upa
Uighur: upa
Shor: oba
Oyrat: obo
Kirghiz: upa
Kazakh: opa
Karakalpak: opa