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

逢瀬[ouse] rendezvous
やる瀬ない[yarusenai] helpless
瀬戸[seto] strait
瀬戸際[setogiwa] brink
瀬戸内海[setonaikai] Inland Sea

瀬戸物[setomono] earthenware
瀬戸物市[setomonoichi] ceramic market
浅瀬[asase] shoal
早瀬[hayase] swift current