Where does “miền xuôi” come from?

miền xuôi (Vietnamese) comes from Vietnamese miền, from Chinese 面, from Proto-Sino-Tibetan s-mjal — face.

miền xuôi (Vietnamese): lowland

Definitions

  1. lowland

Ancestry of “miền xuôi”, step by step

miền xuôi traces back through two separate lines of ancestry.

via Vietnamese miền

StepLanguageWordMeaning
1Vietnamesemiềnregion, district; domain
2Chinese
3Proto-Sino-Tibetans-mjalface

via Vietnamese xuôi

StepLanguageWordMeaning
1Vietnamesexuôiin the "usual", "expected" or "conforming" direction
Every word from Proto-Sino-Tibetan s-mjal