Proto-Tai *vaːᶜ

→ Tai Dam ꪡ꫁ꪱ (inherited)

→ Lü ᦝᦱᧉ (inherited)

→ Hlai fas (cognate)

→ Lao ຟ້າ (inherited)

→ Northern Thai ᨼ᩶ᩣ (inherited)

→ Shan ၽႃႉ (inherited)

→ Thai ฟ้า (inherited)

→ Tai Do phã (inherited)

→ Zhuang fax (inherited)