Where does “苦無術” come from?

苦無術 (Japanese) comes from Japanese 術, from Middle Chinese 術.

苦無術 (Japanese): kunai technique

Definitions

  1. kunai technique

Ancestry of “苦無術”, step by step

苦無術 traces back through two separate lines of ancestry.

via Japanese 術

StepLanguageWordMeaning
1Japanese術technique; art; way, means
2Middle Chinese術—

via Japanese 苦無

StepLanguageWordMeaning
1Japanese苦無the "kunai" tool and weapon
Every word from Middle Chinese 術 →Every word from Japanese 術 →