Where does “조사하다” come from?

조사하다 (Korean) comes from Korean ―하다.

조사하다 (Korean): to investigate, to examine; to conduct a survey

Definitions

  1. to investigate, to examine; to conduct a survey

Ancestry of “조사하다”, step by step

조사하다 traces back through 3 separate lines of ancestry.

via Korean ―하다

StepLanguageWordMeaning
1Korean―하다

via Korean 조사(照射)

StepLanguageWordMeaning
1Korean조사(照射)

via Korean 조사(調査)

StepLanguageWordMeaning
1Korean조사(調査)
Every word from Korean ―하다