— [noun] (23)

— [adjective] (52)

— [adverb] (13)

— fail to comprehend [verb (intransitive)] (5)

— imperfect perception (64)

— lack of reason, irrationality (87)

— stupidity, dullness of intellect (478)

— foolishness, folly (685)

— weakness of intellect (250)

— stupid, foolish, or inadequate person (832)