Zhuang soh

← Ahom 𑜏𑜢𑜤𑜈𑜫 (cognate)

← Tai Dam ꪏꪳ꪿ (cognate)

← Lü ᦌᦹᧈ (cognate)

← Khün ᨪᩨ᩵ (cognate)

← Lao ຊື່ (cognate)

← Northern Thai ᨪᩨ᩵ (cognate)

← Shan သိုဝ်ႈ (cognate)

← Proto-Tai *zɤːᴮ (inherited)

← Tai Nüa ᥔᥪ (cognate)

← Thai ซื่อ (cognate)

← Isan ซื่อ (cognate)

← Isan ซือ (mention)

← Nong Zhuang swh (cognate)

→ Ahom 𑜏𑜢𑜤𑜈𑜫 (cognate)

→ Lao ຊື່ (cognate)

→ Thai ซื่อ (cognate)