From Proto-Southwestern Tai *caɰᴬ², from Proto-Tai *cɤɰᴬ (“heart; breath”). Cognate with Thai ใจ (jai), Northern Thai ᨧᩲ, Lao ໃຈ (chai), Lü ᦺᦈ (ṫsay), Tai Dam ꪻꪊ, Shan ၸႂ် (tsǎue), Tai Nüa ᥓᥬ (tsaue), Ahom 𑜋𑜨𑜧 (chow), Phu Thai เจ๋อ.
ꩡ︀ၞ် (caü)
