Where does “長雨” come from?

長雨 (Japanese) comes from Japanese 長, from Middle Chinese 長.

長雨 (Japanese): rain that continues to fall for a long duration...

Definitions

  1. rain that continues to fall for a long duration...

Ancestry of “長雨”, step by step

長雨 traces back through two separate lines of ancestry.

via Japanese 長

StepLanguageWordMeaning
1Japanese長chief, head, leader; strong point; major
2Middle Chinese長—

via Japanese 雨

StepLanguageWordMeaning
1Japanese雨rain, rainfall; a rainy weather; something...
2Middle Chinese雨—
Every word from Middle Chinese 長 →Every word from Japanese 長 →