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 개원opening of a hospital; opening of an institute

출발departure; leaving 출발선starting line 출발역departure station 출발점starting point 출발지point of departure 폭발outburst 개발development; exploitation 개발비development expense 발견discovery; detection 발급issue

환자patient; sick person 기자reporter; journalist 부자the rich; the wealthy 초보자beginner; novice 출연자cast member; actor 탑승자passenger 토론자panel; debater 판매자seller 편집자editor 피해자victim; sufferer