Where does “nấm đầu khỉ” come from?

nấm đầu khỉ (Vietnamese) comes from Vietnamese năm, from Proto-Chamic *nam, from Proto-Malayo-Polynesian ənəm, from Proto-Austronesian ənəm, from Proto-Austroasiatic *ənəm.

nấm đầu khỉ (Vietnamese): an edible mushroom, Hericium erinaceus

Definitions

  1. an edible mushroom, Hericium erinaceus

Ancestry of “nấm đầu khỉ”, step by step

nấm đầu khỉ traces back through 3 separate lines of ancestry.

via Vietnamese năm

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

via Vietnamese đầu

StepLanguageWordMeaning
1Vietnameseđầuhead; tip; end; beginning; commencement; start
2Middle Chinese頭—

via Vietnamese khí

StepLanguageWordMeaning
1VietnamesekhíClipping of không khí; gas; chi
2Proto-Vietickʰih—
Every word from Proto-Austroasiatic *ənəm →Every word from Proto-Austronesian ənəm →Every word from Proto-Malayo-Polynesian ənəm →