Where does “mưa ngâu” come from?

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

mưa ngâu (Vietnamese): sudden and brief shower in the seventh lunar month

Definitions

  1. sudden and brief shower in the seventh lunar month

Ancestry of “mưa ngâu”, step by step

mưa ngâu traces back through two separate lines of ancestry.

via Vietnamese mưa

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

via Vietnamese ngâu

StepLanguageWordMeaning
1Vietnamesengâuvarious Aglaia species, such as Aglaia duperreana (ngâu ta) and Aglaia odorata (ngâu Tàu)
2Chinese牛—
3Chinese牛屄fucking awesome (or cool, fabulous, great, sweet, terrific, wicked); badass; the dog's bollocks
Every word from Proto-Mon-Khmer gmaʔ →Every word from Proto-Vietic k-maː →Every word from Vietnamese mưa →