Zhuang reih

← Ahom 𑜑𑜩 (cognate)

← Lü ᦺᦣᧈ (cognate)

← Lao ໄຮ່ (cognate)

← Northern Thai ᩁᩱ᩵ (cognate)

← Shan ႁႆႈ (cognate)

← Proto-Tai *rɤjᴮ (inherited)

← Thai ไร่ (cognate)

← Isan ไฮ่ (cognate)

→ Thai ไร่ (cognate)

→ Tai Do hảy (cognate)

→ Chinese 餘杭 (cognate)