Synonyms of psychosis

psychosis

noun

as in dementia

a very serious mental illness that makes you behave strangely or believe things that are not true

The patient suffers from some kind of psychosis.

Related Words

• dementia
• schizophrenia
• instability
• neurosis
• paranoia
• insanity
• hysteria
• delirium
• mania
• madness
• irrationality
• derangement
• aberration
• lunacy
• frenzy
• unreasonableness
• delusion
• hypomania
• hallucinosis
• rage
• hallucination
• abnormality
• obsession
• senile dementia
• phobia
• monomania
• unsoundness
• dementedness

Dissimilar Words

• rationality
• lucidity
• reasonableness
• normality
• soundness
• reasonability
• sanity
• mind
• rationalness
• saneness

Example Sentences

Recent Examples of psychosis

As more and more people succumb to AI psychosis, horror movies are (as always) the first to dive into the repercussions. — K. Thor Jensen, PC Magazine, 16 Oct. 2026

Echenoz sketches a lively and personal view of the bonds and minor psychoses that can occur when two people work in tandem, and sometimes in conflict. — Literary Hub, 9 Oct. 2026

It may also be used to treat certain other psychotic conditions, such as psychosis arising in Parkinson disease. — Encyclopedia Britannica, 7 Oct. 2026

During Clancy’s trial, which ended in a mistrial, Reddington argued that his client had been suffering from postpartum psychosis and overmedication at the time of the killings. — Liam Quinn, PEOPLE, 1 Oct. 2026