介かいするConjugationsTop 35000MeaningsSuru verbTransitive verb1. to use as an intermediary2. to worry; to mind; to care (as 意に介する)Kanji used介mediatePitch accentかいするExamples1彼かれはどんな忠ちゅう告こくも意いに介かいさない。He doesn't heed any advice.