Mongolian бух

← Mongolian буга (link)

← Old Turkic 𐰉𐰆𐰸𐰀 (cognate)

← Turkish boğa (cognate)

← Proto-Turkic *buka (derived)

← Proto-Mongolic *buka (inherited)

→ Hungarian bika (cognate)

→ Dongxiang bagvachou (cognate)