Dictionary/同病どうびょうDoubyou同病 (Doubyou) is a Japanese noun meaning “the same sickness”.Meaningsnounthe same sicknessKanji in 同病同same病illRelated words病むto fall ill同じsame一同all present病院hospital同氏the said person病気illness (usu. excluding minor ailments, e.g. common cold)同化assimilation同士fellow同僚coworker病illness同級生classmate同意agreement