Where does “ngu đần” come from?

ngu đần (Vietnamese) comes from Vietnamese ngủ, from Chinese 伍, from Chinese 亻, from Chinese 工.

ngu đần (Vietnamese): moronic, dim-witted, brainless

Definitions

  1. moronic, dim-witted, brainless

Ancestry of “ngu đần”, step by step

ngu đần traces back through two separate lines of ancestry.

via Vietnamese ngủ

StepLanguageWordMeaning
1Vietnamesengủto sleep
2Chinese伍—
3Chinese亻—
4Chinese工—

via Vietnamese đần

StepLanguageWordMeaning
1Vietnameseđầndull-minded, very stupid
Every word from Chinese 工 →Every word from Chinese 亻 →Every word from Chinese 伍 →