Proto-Tai *pajᴬ

→ Aiton ပႝ (inherited)

→ Tai Dam ꪼꪜ (inherited)

→ Biao poi¹ (cognate)

→ Lü ᦺᦔ (inherited)

→ Lü ᦺᦗ (inherited)

→ Khün ᨻᩱ (inherited)

→ Lao ໄປ (inherited)

→ Northern Thai ᨻᩱ (inherited)

→ Bouyei bail (inherited)

→ Phake ပႝ (inherited)

→ Shan ပႆ (inherited)

→ Thai ไป (inherited)

→ Zhuang bae (inherited)