Where does “vui thú” come from?

vui thú (Vietnamese) comes from Vietnamese thứ, from Chinese 首, from Proto-Sino-Tibetan *qV-luʔ — head.

vui thú (Vietnamese): to be delighted; to be pleased

Definitions

  1. to be delighted; to be pleased

Ancestry of “vui thú”, step by step

vui thú traces back through two separate lines of ancestry.

via Vietnamese thứ

StepLanguageWordMeaning
1Vietnamesethứinferior in quality, second, second vice, under;...
2Chinese首neck
3Proto-Sino-Tibetan*qV-luʔhead

via Vietnamese vui

StepLanguageWordMeaning
1Vietnamesevuimerry; joyful; gay
2Proto-Vietict-puːjjoyful
Every word from Proto-Sino-Tibetan *qV-luʔ →Every word from Chinese 首 →Every word from Vietnamese thứ →