Where does “成程” come from?

成程 (Japanese) comes from Japanese 程.

成程 (Japanese): I see!, Indeed!, Aha!, just as you say, of course

Definitions

  1. I see!, Indeed!, Aha!, just as you say, of course

Ancestry of “成程”, step by step

成程 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanese

via Japanese 成る

StepLanguageWordMeaning
1Japanese成るto become, succeed; become
Every word from Japanese
成程 — Etymology, Origin & Word History | Etymology Explorer