Where does “cùng nhau” come from?

cùng nhau (Vietnamese) comes from Vietnamese nhậu, from Proto-Vietic ɲuːʔ, from Proto-Mon-Khmer ɲuʔ.

cùng nhau (Vietnamese): together

Definitions

  1. together

Ancestry of “cùng nhau”, step by step

cùng nhau traces back through two separate lines of ancestry.

via Vietnamese nhậu

StepLanguageWordMeaning
1Vietnamesenhậuto have a carousal or drinking party, often with hors d'oeuvres
2Proto-Vieticɲuːʔto drink
3Proto-Mon-Khmerɲuʔ

via Vietnamese cùng

StepLanguageWordMeaning
1Vietnamesecùngthe end, limit; with; and
2Middle Chinese
Every word from Proto-Mon-Khmer ɲuʔ