Where does “意気投合” come from?

意気投合 (Japanese) comes from Japanese 意気 — spirits, especially high spirits.

意気投合 (Japanese): finding a kindred spirit, on the same wavelength, hit it off with

Definitions

  1. finding a kindred spirit, on the same wavelength, hit it off with

Ancestry of “意気投合”, step by step

意気投合 traces back through two separate lines of ancestry.

via Japanese 意気

StepLanguageWordMeaning
1Japanese意気spirits, especially high spirits

via Japanese 投合

StepLanguageWordMeaning
1Japanese投合agreement; matching
Every word from Japanese 意気 →