개교establishment of a school 개교기념일school anniversary 개교식school opening ceremony 개발development; exploitation 개발비development expense 개방opening; opening to the public 개봉관first-run theater 개봉작new release 개업의private practice physician 개최hosting; holding

퇴원leaving the hospital; being discharged from the hospital 학원school 대학원graduate school 대학원생graduate student 병원hospital; clinic 입원hospitalization 고시원accommodations for students studying for exams 미장원beauty parlor; beauty salon 어학원language school; language institute 연구원institute