Where does “tồi tệ” come from?

tồi tệ (Vietnamese) comes from Vietnamese tối, from Vietnamese tí, from Middle Chinese 子, from Proto-Sino-Tibetan *tsəʔ — child, son, offspring; grandson; relatives; nephew/niece.

tồi tệ (Vietnamese): bad; evil; terrible

Definitions

  1. bad; evil; terrible

Ancestry of “tồi tệ”, step by step

tồi tệ traces back through two separate lines of ancestry.

via Vietnamese tối

StepLanguageWordMeaning
1Vietnamesetốidark; the duration from the late evening to the...
2Vietnamesebreast; a little bit; tiny; small
3Middle Chinese
4Proto-Sino-Tibetan*tsəʔchild, son, offspring; grandson; relatives; nephew/niece

via Vietnamese tệ

StepLanguageWordMeaning
1Vietnamesetệbad
2Vietnamesenhân dân tệrenminbi
3Chineserénmínbì
Every word from Proto-Sino-Tibetan *tsəʔEvery word from Middle Chinese Every word from Vietnamese