不振ふしん Common Noun Noun I-adj English jmdict 1 noun (common) (futsuumeishi)nouns which may take the genitive case particle 'no' adjectival nouns or quasi-adjectives (keiyodoshi) dullness;slump;stagnation;inactivity;depression
成績不振せいせきふしん Noun English jmdict 1 noun (common) (futsuumeishi) poor (academic) performance;poor (business) results (showing)