From Proto-Tai *ŋwɯːᴬ (“snake”). Cognate with Thai งู (nguu), Northern Thai ᨦᩪ, Lao ງູ (ngū), Lü ᦇᦴ (nguu), Shan ငူး (ngúu), Tai Nüa ᥒᥧᥰ (ngu2), Ahom 𑜂𑜥 (nguu), Zhuang ngwz, Saek งั๊ว.
ꪉꪴ (transliteration needed)