Where does “đánh nhau” come from?

đánh nhau (Vietnamese) comes from Vietnamese đánh, from Chinese 打, from English dozen, from Middle English dozen, from Old French dozaine, from Old French doze, from Vulgar Latin dodeci, from Latin duodecim — Creates verbal adjectives from roots.

đánh nhau (Vietnamese): to fight; to come to blows; to exchange blows

Definitions

  1. to fight; to come to blows; to exchange blows

Ancestry of “đánh nhau”, step by step

đánh nhau traces back through two separate lines of ancestry.

via Vietnamese đánh

StepLanguageWordMeaning
1Vietnameseđánhto strike, usually with your palms or a weapon;...
2Chinese
3EnglishdozenA set of twelve; A large, unspecified number of,...
4Middle Englishdozen
5Old Frenchdozainea group of twelve
6Old Frenchdozetwelve
7Vulgar Latindodeci
8Latinduodecimtwelve; 12; dozen
9Latindecemten; 10
10Latin-nus-an
11Proto-Italic-nosCreates verbal adjectives from verb stems
12Proto-Indo-European-nósCreates verbal adjectives from roots

via Vietnamese nhậu

StepLanguageWordMeaning
1Vietnamesenhậuto have a carousal or drinking party, often with hors d'oeuvres
2Proto-Vieticɲuːʔto drink
3Proto-Mon-Khmerɲuʔ
Every word from Proto-Indo-European -nósEvery word from Latin -nusEvery word from Latin decem