Where does “水道水” come from?

水道水 (Chinese) comes from Japanese 水道水, from Japanese 水道, from Japanese 水, from Old Japanese 水, from Proto-Japonic *mentu — water.

水道水 (Chinese): tap water

Definitions

  1. tap water

Ancestry of “水道水”, step by step

StepLanguageWordMeaning
1Japanese水道水tap water, running water
2Japanese水道water service, water supply; channel; aqueduct
3Japanese水water; drinking water; a fluid, liquid
4Old Japanese水water
5Proto-Japonic*mentuwater
Every word from Proto-Japonic *mentu →Every word from Old Japanese 水 →Every word from Japanese 水 →