Where does “bật lửa” come from?

bật lửa (Vietnamese) comes from Vietnamese lửa, from Proto-Vietic -laːs, from Proto-Mon-Khmer slaas — fire, to burn.

bật lửa (Vietnamese): lighter

Definitions

  1. lighter

Ancestry of “bật lửa”, step by step

bật lửa traces back through two separate lines of ancestry.

via Vietnamese lửa

StepLanguageWordMeaning
1Vietnameselửafire
2Proto-Vietic-laːsfire
3Proto-Mon-Khmerslaasfire, to burn

via Vietnamese bật

StepLanguageWordMeaning
1Vietnamesebậtto snap, to switch on; to pluck
Every word from Proto-Mon-Khmer slaas →Every word from Proto-Vietic -laːs →Every word from Vietnamese lửa →