Where does “夜雨” come from?

夜雨 (Japanese) comes from Japanese 夜, from Old Japanese よる, from Proto-Japonic yoru, from Proto-Japonic yo — night.

夜雨 (Japanese): rain that falls during the nighttime; night rain;...

Definitions

  1. rain that falls during the nighttime; night rain;...

Ancestry of “夜雨”, step by step

夜雨 traces back through two separate lines of ancestry.

via Japanese 夜

StepLanguageWordMeaning
1Japanese夜night, evening
2Old Japaneseよる—
3Proto-Japonicyorunight
4Proto-Japonicyonight

via Japanese 雨

StepLanguageWordMeaning
1Japanese雨rain, rainfall; a rainy weather; something...
2Middle Chinese雨—
Every word from Proto-Japonic yo →Every word from Proto-Japonic yoru →Every word from Old Japanese よる →