| madman(noun, person, being, individual, human) |
| foolishness(noun, disorder, condition, insanity, mentality) |
| insanity(noun, disorder, condition, mentality, craziness) |
| madness(noun, disorder, condition, insanity, mentality) |
| person(noun, being, individual, human) |
| silliness(noun, disorder, condition, insanity, mentality) |
| brainlessness(noun, disorder, condition, insanity, mentality) |
| brainsickness(noun, disorder, condition, insanity, mentality) |
| characteristic(noun, adjective, feature, trait, attribute) |
| craziness(noun, disorder, condition, insanity, mentality) |
| derangement(noun, disorder, condition, insanity, mentality) |
| insaneness(noun, disorder, condition, insanity, mentality) |
| lunacy(noun, disorder, condition, insanity, mentality) |
| mental illness(expression, disorder, condition, insanity, mentality) |
| nuttiness(noun, disorder, condition, insanity, mentality) |
| psychopathy(noun, disorder, condition, insanity, mentality) |
| psychosis(noun, disorder, condition, insanity, mentality) |
| senselessness(noun, disorder, condition, insanity, mentality) |
| stupidity(noun, disorder, condition, insanity, mentality) |
| unsoundness(noun, disorder, condition, insanity, mentality) |