Where does “óc chó” come from?

óc chó (Vietnamese) comes from Vietnamese óc, from Proto-Vietic c-ʔɔːk, from Proto-Mon-Khmer ʔuək — brain.

óc chó (Vietnamese): walnut

Definitions

  1. walnut

Ancestry of “óc chó”, step by step

óc chó traces back through two separate lines of ancestry.

via Vietnamese óc

StepLanguageWordMeaning
1Vietnameseócbrain; brains; a sense
2Proto-Vieticc-ʔɔːkbrain
3Proto-Mon-Khmerʔuəkbrain

via Vietnamese chó

StepLanguageWordMeaning
1Vietnamesechóa dog; a bitch
2Proto-Vieticʔa-cɔːʔdog
3Proto-Mon-Khmercɔʔdog
Every word from Proto-Mon-Khmer ʔuək →Every word from Proto-Vietic c-ʔɔːk →Every word from Vietnamese óc →