Where does “giao mùa” come from?

giao mùa (Vietnamese) comes from Vietnamese mưa, from Proto-Vietic k-maː, from Proto-Mon-Khmer gmaʔ.

giao mùa (Vietnamese): seasonal change

Definitions

  1. seasonal change

Ancestry of “giao mùa”, step by step

giao mùa traces back through two separate lines of ancestry.

via Vietnamese mưa

StepLanguageWordMeaning
1Vietnamesemưarain; to rain
2Proto-Vietick-maːrain
3Proto-Mon-Khmergmaʔ—

via Vietnamese giáo

StepLanguageWordMeaning
1Vietnamesegiáolance, spear; to teach, to educate; religion
2Middle Chinese交—
Every word from Proto-Mon-Khmer gmaʔ →Every word from Proto-Vietic k-maː →Every word from Vietnamese mưa →