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

お徳[otoku] economical
悪徳[akutoku] vice
悪徳新聞[akutokushinbun] irresponsible newspaper
偉徳[itoku] outstanding virtue
威徳[itoku] virtue and influence

遺徳[itoku] benefit from ancestors' virtue
一徳[ittoku] virtue
陰徳[intoku] secret charity
乾徳[kentoku] emperor's virtue
謙譲の美徳[kenjounobitoku] modest virtue