Where does “ทุ” come from?

ทุ (Thai) comes from Pali du, from Sanskrit द्व, from Proto-Indo-Iranian dwáH, from Proto-Indo-European dwóh₁ — two.

ทุ (Thai): bad

Definitions

  1. bad

Ancestry of “ทุ”, step by step

StepLanguageWordMeaning
1Palidutwo; bad; ill
2Sanskritद्वtwo, both
3Proto-Indo-IraniandwáHtwo
4Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Indo-Iranian dwáH →Every word from Sanskrit द्व →