Where does “nằm xuống” come from?

nằm xuống (Vietnamese) comes from Vietnamese năm, from Proto-Chamic *nam, from Proto-Malayo-Polynesian ənəm, from Proto-Austronesian ənəm, from Proto-Austroasiatic *ənəm.

nằm xuống (Vietnamese): to lie down

Definitions

  1. to lie down

Ancestry of “nằm xuống”, step by step

nằm xuống traces back through two separate lines of ancestry.

via Vietnamese năm

StepLanguageWordMeaning
1Vietnamesenămfive; a year
2Proto-Chamic*namsix
3Proto-Malayo-Polynesianənəmsix
4Proto-Austronesianənəmsix
5Proto-Austroasiatic*ənəm—

via Vietnamese xuống

StepLanguageWordMeaning
1Vietnamesexuốngto go downwards; to descend; to get off; to go to
2Proto-Vietictʃɔːŋʔ—
Every word from Proto-Austroasiatic *ənəm →Every word from Proto-Austronesian ənəm →Every word from Proto-Malayo-Polynesian ənəm →