お大事に[odaijini] take care of yourself
暗黒大陸[ankokutairiku] Dark Continent (i.e. Africa)
伊勢大神宮[isedaijinguu] the Grand Shrines of Ise
伊勢大廟[isetaibyou] the Grand Shrines of Ise
偉大[idai] greatness

医科大学[ikadaigaku] medical school
医大[idai] medical university
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一大[ichidai] one large ...
一大事[ichidaiji] serious affair

一審[isshin] first instance
下級審[kakyuushin] lower court
勘審[kanshin] careful investigation
球審[kyuushin] baseball chief umpire
結審[kesshin] conclusion of trial (hearing)

原審[genshin] original sentence
誤審[goshin] misjudgment
口頭審理[koutoushinri] oral proceedings
控訴審[kousoshin] appeal trial
再審[saishin] review

医院[iin] doctor's office (surgery)
医院長[iinchou] head doctor
育児院[ikujiin] orphanage
一院制[ichiinsei] unicameral system
院外[ingai] outside congress

院号[ingou] former emperor (or his empress, imperial princesses, etc.)
院政[insei] government by cloistered emperors
院生[insei] graduate student
院宣[inzen] imperial command (decree)
院長[inchou] director