Where does “ชายแดน” come from?

ชายแดน (Thai) comes from Thai ชาย, from Proto-Tai ʑaːjᴬ — eaves; male; man; male.

ชายแดน (Thai): border

Definitions

  1. border

Ancestry of “ชายแดน”, step by step

ชายแดน traces back through two separate lines of ancestry.

via Thai ชาย

StepLanguageWordMeaning
1Thaiชายmale; man; edge; eaves
2Proto-Taiʑaːjᴬeaves; male; man; male

via Thai แดน

StepLanguageWordMeaning
1Thaiแดนsphere; area; zone; region; territory; district;...
Every word from Proto-Tai ʑaːjᴬEvery word from Thai ชาย