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), Zhuang ngwz, Saek งั๊ว.