From Proto-Tai *z.ɟɯːꟲ. Cognate with Thai ซื้อ (sʉ́ʉ), Lao ຊື້ (sư̄), Isan ซื้อ, Northern Thai ᨪᩨ᩶, Khün ᨪᩨ᩶, Lü ᦌᦹᧉ (sue²), Shan သိုဝ်ႉ (sṵ̂e), Tai Dam ꪏꪳ꫁, Ahom 𑜏𑜢𑜤𑜈𑜫 (süw), Zhuang cawx, Bouyei xex.
ᥔᥪᥳ (su̇e) (1963 orthography ᥔᥪ̇)