Where does “ความดำ” come from?

ความดำ (Thai) comes from Thai ความ, from Proto-Tai ɣwaːmᴬ — matter.

ความดำ (Thai): blackness

Definitions

  1. blackness

Ancestry of “ความดำ”, step by step

ความดำ traces back through two separate lines of ancestry.

via Thai ความ

StepLanguageWordMeaning
1Thaiความaffair; matter; content; essence; subject;...
2Proto-Taiɣwaːmᴬmatter

via Thai ดำ

StepLanguageWordMeaning
1Thaiดำto dive; to plant; to transplant; black
2Proto-Taiɗamᴬto dive
Every word from Proto-Tai ɣwaːmᴬEvery word from Thai ความ