Where does “trùng roi” come from?

trùng roi (Vietnamese) comes from Vietnamese trứng, from Chinese 中, from Proto-Sino-Tibetan t/duŋ — navel; centre.

trùng roi (Vietnamese): flagellate

Definitions

  1. flagellate

Ancestry of “trùng roi”, step by step

trùng roi traces back through two separate lines of ancestry.

via Vietnamese trứng

StepLanguageWordMeaning
1Vietnamesetrứngan egg
2Chinese中middle
3Proto-Sino-Tibetant/duŋnavel; centre

via Vietnamese rối

StepLanguageWordMeaning
1VietnameserốiShort for con rối; tangled; ravelled; entangled;...
2Proto-Vieticp-rɔːj—
Every word from Proto-Sino-Tibetan t/duŋ →Every word from Chinese 中 →Every word from Vietnamese trứng →
trùng roi — Etymology, Origin & Word History | Etymology Explorer