Where does “dốt đặc” come from?

dốt đặc (Vietnamese) comes from Vietnamese đặc, from Proto-Mon-Khmer dak — viscous.

dốt đặc (Vietnamese): very stupid

Definitions

  1. very stupid

Ancestry of “dốt đặc”, step by step

StepLanguageWordMeaning
1Vietnameseđặcsolid; thick, stiff; condensed
2Proto-Mon-Khmerdakviscous
Every word from Proto-Mon-Khmer dak →Every word from Vietnamese đặc →
dốt đặc — Etymology, Origin & Word History | Etymology Explorer