From Proto-Tai *cɤɰᴬ. Cognate with Thai ใจ (jai), Northern Thai ᨧᩲ, Lao ໃຈ (chai), Tai Dam ꪻꪊ, Tai Nüa ᥓᥬᥴ (tsáue), Shan ၸႂ် (tsǎue).
ᦺᦈ • (ṫsay)