Where does “bầu trời” come from?

bầu trời (Vietnamese) comes from Vietnamese trời, from Proto-Vietic b-ləːj, from Proto-Mon-Khmer briiʔ — sky; rain; forest.

bầu trời (Vietnamese): the vault of heaven; firmament

Definitions

  1. the vault of heaven; firmament

Ancestry of “bầu trời”, step by step

bầu trời traces back through two separate lines of ancestry.

via Vietnamese trời

StepLanguageWordMeaning
1Vietnamesetrờithe sky; weather; a generic deification of the...
2Proto-Vieticb-ləːjsky
3Proto-Mon-Khmerbriiʔsky; rain; forest

via Vietnamese bầu

StepLanguageWordMeaning
1Vietnamesebầugourd; a space of something; pregnancy
2Chinese匏—
Every word from Proto-Mon-Khmer briiʔ →Every word from Proto-Vietic b-ləːj →Every word from Vietnamese trời →
bầu trời — Etymology, Origin & Word History | Etymology Explorer