Where does “井戸水” come from?

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

井戸水 (Japanese): wellwater

Definitions

  1. wellwater

Ancestry of “井戸水”, step by step

井戸水 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 井戸

StepLanguageWordMeaning
1Japanese井戸well (source of water)
Every word from Proto-Japonic *mentu →Every word from Old Japanese 水 →Every word from Japanese 水 →