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

スポ根[supokon] heart (athletics)
羽根[hane] feather
円屋根[maruyane] dome
家根[yane] roof
卸し大根[oroshidaikon] grated daikon

下し大根[oroshidaikon] grated radish
下種根性[gesukonjou] mean feelings
夏大根[natsudaikon] summer daikon
禍根[kakon] root of evil
塊根[kaikon] tuberous root

演奏練習[ensourenshuu] musical rehearsal
教練[kyouren] drill
訓練[kunren] practice
軍事教練[gunjikyouren] military training
軍事訓練[gunjikunren] military exercise

試練[shiren] test
手練手管[terentekuda] wiles
修練者[shuurensha] (Catholic) neophyte
熟練[jukuren] skill
洗練[senren] polish

馬酔木[asebi] Japanese andromeda (Pieris japonica)
馬鈴薯[jagaimo] potato (Solanum tuberosum)
じゃじゃ馬[jajauma] restive horse
玖馬[kyuuba] Cuba
トロイの木馬[toroinomokuba] Trojan horse

巴奈馬[panama] Panama
馬克[maruku] mark
羅馬字[roomaji] Latin alphabet
ワープロ馬鹿[waapurobaka] someone whose kanji-writing ability has suffered due to overreliance on the kana-to-kanji conversion systems used to input Japanese text on a computer
愛馬[aiba] favourite horse