Where does “cái này” come from?

cái này (Vietnamese) comes from Vietnamese này, from Proto-Vietic -niː, from Proto-Mon-Khmer niʔ.

cái này (Vietnamese): this

Definitions

  1. this

Ancestry of “cái này”, step by step

cái này traces back through two separate lines of ancestry.

via Vietnamese này

StepLanguageWordMeaning
1Vietnamesenàythis; here
2Proto-Vietic-niː—
3Proto-Mon-Khmerniʔ—

via Vietnamese cái

StepLanguageWordMeaning
1Vietnamesecáia thing; a whatsit; the solid bits of a broth;...
2Proto-Vietic-keːʔwoman, female
Every word from Proto-Mon-Khmer niʔ →Every word from Proto-Vietic -niː →Every word from Vietnamese này →
cái này — Etymology, Origin & Word History | Etymology Explorer