Where does “trai tân” come from?

trai tân (Vietnamese) comes from Vietnamese trái, from Proto-Vietic p-laːs, from Proto-Mon-Khmer laas — to spread; to extend.

trai tân (Vietnamese): virgin, unmarried young man

Definitions

  1. virgin, unmarried young man

Ancestry of “trai tân”, step by step

trai tân traces back through two separate lines of ancestry.

via Vietnamese trái

StepLanguageWordMeaning
1Vietnamesetráileft; reverse; morally wrong, unreasonable,...
2Proto-Vieticp-laːsfathom
3Proto-Mon-Khmerlaasto spread; to extend

via Vietnamese tàn

StepLanguageWordMeaning
1Vietnamesetànashes; remains; residue; to fade; to wither; to...
2Chinese秦—
Every word from Proto-Mon-Khmer laas →Every word from Proto-Vietic p-laːs →Every word from Vietnamese trái →
trai tân — Etymology, Origin & Word History | Etymology Explorer