Where does “nón lưỡi trai” come from?

nón lưỡi trai (Vietnamese) comes from Vietnamese nón, from Proto-Vietic k-nɔːn, from Proto-Vietic kɔːn, from Proto-Mon-Khmer kuun — child.

nón lưỡi trai (Vietnamese): a cap with visor

Definitions

  1. a cap with visor

Ancestry of “nón lưỡi trai”, step by step

nón lưỡi trai traces back through two separate lines of ancestry.

via Vietnamese nón

StepLanguageWordMeaning
1VietnamesenónAsian conical hat; hat; cap; helmet
2Proto-Vietick-nɔːn—
3Proto-Vietickɔːnchild
4Proto-Mon-Khmerkuunchild

via Vietnamese lưỡi trai

StepLanguageWordMeaning
1Vietnameselưỡi traivisor
2Vietnamesetráileft; reverse; morally wrong, unreasonable,...
3Proto-Vieticp-laːsfathom
4Proto-Mon-Khmerlaasto spread; to extend
Every word from Proto-Mon-Khmer kuun →Every word from Proto-Vietic kɔːn →Every word from Proto-Vietic k-nɔːn →