Where does “Trang” come from?

Trang (French) comes from Vietnamese trắng, from Proto-Vietic k-laŋʔ, from Proto-Mon-Khmer klaŋʔ.

Ancestry of “Trang”, step by step

StepLanguageWordMeaning
1Vietnamesetrắngwhite; pale
2Proto-Vietick-laŋʔwhite
3Proto-Mon-Khmerklaŋʔ—
Every word from Proto-Mon-Khmer klaŋʔ →Every word from Proto-Vietic k-laŋʔ →Every word from Vietnamese trắng →