Where does “พี่ชาย” come from?

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

พี่ชาย (Thai): big brother, elder brother

Definitions

  1. big brother, elder brother

Ancestry of “พี่ชาย”, step by step

พี่ชาย traces back through two separate lines of ancestry.

via Thai ชาย

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

via Thai พี่

StepLanguageWordMeaning
1Thaiพี่elder brother; elder sister; older person;...
2Proto-Taibiːᴮolder sibling
Every word from Proto-Tai ʑaːjᴬ →Every word from Thai ชาย →