Lao ໄອ

← Ahom 𑜒𑜩 (cognate)

← Aiton ဢႝ (cognate)

← Lü ᦺᦀ (cognate)

← Northern Thai ᩋᩱ (cognate)

← Shan ဢႆ (cognate)

← Saek ไอ๋ (cognate)

← Proto-Tai *ʔajᴬ (inherited)

← Tai Nüa ᥟᥭ (cognate)

← Thai ไอ (cognate)

← Zhuang ae (cognate)

→ Thai ไอ (cognate)

→ Thai ไอ (cognate)

→ Zhuang ae (cognate)