From Proto-Tai *xiəwᴬ. Cognate with Thai เขียว (kǐao), Lao ຂຽວ (khiāu), Shan ၶဵဝ် (khěw), Ahom 𑜁𑜢𑜈𑜫 (khiw), Zhuang heu.
ꪵꪄꪫ (transliteration needed)