From Proto-Tai *C̬.nokᴰ (“bird”). Cognate with Thai นก (nók), Northern Thai ᨶᩫ᩠ᨠ (nok), Tai Dam ꪶꪙꪀ, Lü ᦷᦓᧅ (nok), Shan ၼူၵ်ႉ (nṵ̂uk), Ahom 𑜃𑜤𑜀𑜫 (nuk), Zhuang roeg.
ນົກ • (nok) (classifier ໂຕ)