Compare Chinese 五 (wǔ).
𑜂𑜥 (ṅū)
From Proto-Tai *ŋwɯːᴬ (“snake”). Cognate with Thai งู (nguu), Northern Thai ᨦᩪ, Lao ງູ (ngū), Lü ᦇᦴ (nguu), Tai Dam ꪉꪴ, Shan ငူး (ngúu), Tai Nüa ᥒᥧᥰ (ngü), Bouyei ngeaz, Zhuang ngwz, Nong Zhuang nguz, Saek งั๊ว.