Where does “cõi âm” come from?

cõi âm (Vietnamese) comes from Vietnamese ấm, from Proto-Vietic s-ʔəmʔ, from Proto-Mon-Khmer (s)ʔəm.

cõi âm (Vietnamese): the world of the dead

Definitions

  1. the world of the dead

Ancestry of “cõi âm”, step by step

cõi âm traces back through two separate lines of ancestry.

via Vietnamese ấm

StepLanguageWordMeaning
1Vietnameseấmwarm; Short for ấm đầu; pot; kettle
2Proto-Vietics-ʔəmʔlukewarm
3Proto-Mon-Khmer(s)ʔəm—

via Vietnamese cối

StepLanguageWordMeaning
1Vietnamesecốia mortar; the container of a rice mill; a rice...
2Proto-Vietict-koːlʔrice mortar
Every word from Proto-Mon-Khmer (s)ʔəm →Every word from Proto-Vietic s-ʔəmʔ →Every word from Vietnamese ấm →