シュタイナー学校[shutainaagakkou] Steiner school
下校[gekou] coming home from school
夏期学校[kakigakkou] summer school
開校[kaikou] opening a school
各校[kakukou] each school

學校[gakkou] school
勘校[kankou] examination and correction
休校[kyuukou] closing school (temporarily)
空軍連絡将校[kuugunrenrakushoukou] air liaison officer
軍医学校[gunigakkou] military medical college

開け閉て[aketate] opening and shutting
開閉[kaihei] opening and shutting
基地閉鎖[kichiheisa] (military) base closing
自閉症[jiheishou] autism
腸閉塞[chouheisoku] intestinal obstruction

閉まる[shimaru] to be shut
店閉まい[misejimai] closing up shop
閉ざす[tozasu] to shut
閉じる[tojiru] to close (e.g. book, eyes, meeting, etc.)
閉込める[tojikomeru] to lock up