Synonyms of 'insanity'
1 madnessDictionary, mental disorder, dementiaa powerful study of a woman's descent into insanity
related phobias lyssophobiamaniaphobia
The word insane has a specific legal use, as in insane and unfit to plead. The word insanity, however, is not acceptable in general mental health contexts, and many of its synonyms, for example mental derangement, are also considered inappropriate or offensive. Acceptable terms are psychiatric disorder or psychiatric illness.
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If someone is suffering from delirium, they are not able to think or speak in a sensible and reasonable way because they are very ill and have a fever.
In her delirium, she fell to the floor.
If you say that a particular action or way of behaving is folly or a folly, you mean that it is foolish.
a reminder of the follies of war
Video: pronunciation of 'insanity'
Thesaurus for insanity from the Collins English Thesaurus
Insanity is the state of being insane.