Cognate with Thai เข้าใจ (kâo-jai), Lao ເຂົ້າໃຈ (khao chai), Lü ᦃᧁᧉᦺᦈ (ẋaw2ṫsay), Northern Thai ᨡᩮᩢ᩶ᩣᨧᩲ, Shan ၶဝ်ႈၸႂ် (khāw tsǎue).
ꪹꪄ꫁ꪱ ꪻꪊ (khảu chaư)