Where does “ทั้งคู่” come from?

ทั้งคู่ (Thai) comes from Thai คู่, from Proto-Tai ɡuːᴮ — pair.

ทั้งคู่ (Thai): both

Definitions

  1. both

Ancestry of “ทั้งคู่”, step by step

ทั้งคู่ traces back through two separate lines of ancestry.

via Thai คู่

StepLanguageWordMeaning
1Thaiคู่pair; even number; couple; partner
2Proto-Taiɡuːᴮpair

via Thai ทั้ง

StepLanguageWordMeaning
1Thaiทั้งall; entire
2Proto-Taidaŋᴬall
Every word from Proto-Tai ɡuːᴮ →Every word from Thai คู่ →
ทั้งคู่ — Etymology, Origin & Word History | Etymology Explorer