Thai ไว้

← Ahom 𑜈𑜩 (cognate)

← Ahom 𑜉𑜩 (mention)

← Tai Dam ꪼꪫ꫁ (cognate)

← Lü ᦺᦞᧉ (cognate)

← Lao ໄວ້ (cognate)

← Northern Thai ᩅᩱ᩶ (cognate)

← Northern Thai ᩅᩱ᩠᩶ᨿ (mention)

← Shan ဝႆႉ (cognate)

← Proto-Southwestern Tai *waj/aɰᶜ² (inherited)

← Tai Nüa ᥝᥭᥳ (cognate)

→ Thai ไว้ใจ (compound)

→ Thai อดเปรี้ยวไว้กินหวาน (compound)

→ Thai ไว้วางใจ (compound)