From Proto-Tai *χeːwᶜ (“fang”). Cognate with Thai เขี้ยว (kîao), Northern Thai ᨡ᩠᩶ᨿᩅ, Isan แข่ว or แข้ว, Shan ၶဵဝ်ႈ (khāeo), Ahom 𑜁𑜢𑜈𑜫 (khiw), Zhuang heuj.
ແຂ້ວ • (khǣu)