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

亜米利加合衆国[amerikagasshuukoku] United States of America
伊達衆[dateshuu] dandy
一切衆生[issaishujou] all living creatures
烏合の衆[ugounoshuu] disorderly crowd
下衆張る[gesubaru] to be churlish

会衆[kaishuu] audience
観衆[kanshuu] spectators
勤労大衆[kinroutaishuu] working people
公衆[koushuu] the public
公衆ブース[koushuubuusu] public booth

グリーン車[guriinsha] green car (1st class)
愛車[aisha] (one's) beloved car
医療車[iryousha] clinic car
井戸車[idoguruma] well pulley
１等車[ittousha] first-class carriage (coach)

一輪車[ichirinsha] unicycle
横車[yokoguruma] perverseness
下り列車[kudariressha] trains going away from the capital
下車[gesha] alighting (from train, bus, etc.)
火の車[hinokuruma] fiery chariot (which carries the souls of sinners into hell)