Northern Thai ᨼᩱ

← Tai Dam ꪼꪡ (cognate)

← Lü ᦺᦝ (cognate)

← Lao ໄຟ (cognate)

← Bouyei fix (cognate)

← Shan ၽႆး (cognate)

← Shan ၾႆး (mention)

← Saek วี๊ (cognate)

← Proto-Tai *wɤjᴬ (inherited)

← Tai Nüa ᥜᥭᥰ (cognate)

← Thai ไฟ (cognate)

← Zhuang feiz (cognate)

→ Tai Dam ꪼꪡ (cognate)

→ Lü ᦺᦝ (cognate)

→ Lao ໄຟ (cognate)

→ Northern Thai ᨼᩱᨼ᩶ᩣ (compound)

→ Shan ၽႆး (cognate)

→ Shan ၾႆး (cognate)

→ Saek วี๊ (cognate)

→ Tai Nüa ᥜᥭᥰ (cognate)

→ Thai ไฟ (cognate)

→ Zhuang feiz (cognate)