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

건설construction 설립establishment; foundation 설문survey; questionnaire 설문지questionnaire 설정set-up 설치installation 시설facility; installation 특설special installation; special arrangement 가설installation; construction 가설makeshift construction; temporary construction