From Proto-Tai *kluəjꟲ (“banana”). Cognate with Thai กล้วย (glûai), Northern Thai ᨠᩖ᩠ᩅ᩠᩶ᨿ or ᨠ᩠ᩃ᩠ᩅ᩠᩶ᨿ, Lao ກ້ວຍ (kuāi), Lü ᦂᦽᧉ (k̇oy²), Tai Dam ꪀ꫁ꪺꪥ, Shan ၵူၺ်ႈ (kōi), Ahom 𑜀𑜤𑜐𑜫 (kuñ), Bouyei joic, Zhuang gyoij.
ᥐᥨᥭᥲ (kòy) (1963 orthography ᥐᥨᥭ̀)