Synonyms and Antonyms for Insanity

Following is a list of 200 synonym words and phrases that are related to insanity:

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4 Letter Words

fool

5 Letter Words

crazycrazefollyspreechaosmaniamanic

6 Letter Words

madmanlunacyfrenzysanityidiocyinsanemayhembedlamsadismterrormiserymaniacinfamy

7 Letter Words

madnessfantasyinanitylunaticcrueltyanarchyillogicoddnesscarnagedespaircraziesboredom

8 Letter Words

nonsensecrampingdeliriumdementiaparanoiahysteriadelusionneurosisidiotismzaninessmaniacalevilnesslunaticshilarityuglinessvilenessfutilitydeviancynihilismsavagerydumbnesszealotrysanenessfreakdom

9 Letter Words

crazinessabsurditysenselessstupiditywackinesspsychosisweirdnesssillinessdepravitymonomaniaawfulnessobsessionaberrancepsychoticmasochismnuttinesscatatoniawrongnessextremismdelusionsbrutalitygoofinessnonsanitylooninessloopinessconfusionborednesskookinessalonenessdazednessbattinesscruelness

10 Letter Words

ineptitudeimbecilitystupidnessfanaticismsociopathyperversitybuffoonerytomfoolerydebaucherysurrealityexhaustionunrealnessinsanenesscrazednessbonkersdominvalidityunholinessinordinacyunsafenessfreakinessinsobrietyillogicitybemusementwickednessirreligion

11 Letter Words

foolishnesshellishnessincoherencemegalomaniabizarrenesscriminalityderangementdelusionaryawesomenesswitlessnessextremenessincoherencymalevolenceabnormalityunsoundnessbatshitnessperplexmentchaoticnessdeludednessasininenessuncanninessnothingnessbonkersnessgodlessnessuninsurancecorruptness

12 Letter Words

extravagancerecklessnessfreakishnessdreadfulnessillogicalitymindlessnessclownishnesssensiblenessinsanabilityderangednesssubnormalitybewildermentdepravednessconfusednesscluelessnessignorantnessretardednessnonexistence

13 Letter Words

irrationalitysenselessnessobsessivenessludicrousnessatrociousnessmurderousnesspointlessnessbrainlessnessgrotesquenessobnoxiousnessinsidiousnesshallucinationunhealthinesspervertednessinconsistencycorruptedness

14 Letter Words

ridiculousnessoutrageousnesscompulsivenessoverexcitementunproductivityhealthlessnessnonsensicalitybewilderednessdisorderlinessincivilizationgroundlessnessinnumerability

15 Letter Words

destructivenesswrongheadednessmeaninglessnessindefinablenessinexplicabilityunwarrantedness

16 Letter Words

feeblemindednessdysfunctionalityirresponsibilityunreasonablenessmuddleheadednessunscientificnesssubconsciousness

20 Letter Words

incomprehensibleness

Using this list of similar-meaning words, you can choose the best synonyms to replace insanity in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of insanity in your writing.