Where does “สี่แยก” come from?

สี่แยก (Thai) comes from Thai สี่, from Proto-Tai siːᴮ, from Middle Chinese 四, from Proto-Sino-Tibetan *pV-lij — four.

สี่แยก (Thai): four-way intersection; crossroads

Definitions

  1. four-way intersection; crossroads

Ancestry of “สี่แยก”, step by step

สี่แยก traces back through two separate lines of ancestry.

via Thai สี่

StepLanguageWordMeaning
1Thaiสี่4; four
2Proto-Taisiːᴮfour
3Middle Chinese四—
4Proto-Sino-Tibetan*pV-lijfour

via Thai แยก

StepLanguageWordMeaning
1Thaiแยกto part: to sever, to break, to divide, to separate, to keep apart, etc
Every word from Proto-Sino-Tibetan *pV-lij →Every word from Middle Chinese 四 →Every word from Proto-Tai siːᴮ →