Where does “鹹水魚” come from?

鹹水魚 (Japanese) comes from Japanese 水, from Old Japanese 水, from Proto-Japonic *mentu — water.

鹹水魚 (Japanese): saltwater fish

Definitions

  1. saltwater fish

Ancestry of “鹹水魚”, step by step

鹹水魚 traces back through two separate lines of ancestry.

via Japanese 水

StepLanguageWordMeaning
1Japanese水water; drinking water; a fluid, liquid
2Old Japanese水water
3Proto-Japonic*mentuwater

via Japanese 魚

StepLanguageWordMeaning
1Japanese魚a fish; a fish, "especially" when used as food; a...
2Middle Chinese魚fish
Every word from Proto-Japonic *mentu →Every word from Old Japanese 水 →Every word from Japanese 水 →