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

Prosecutors at this second trial say Dominguez, diagnosed with schizophrenia, used heavy and frequent doses of marijuana that heightened his psychosis and led to the attacks. — Darrell Smith june 8, Sacbee.com, 8 June 2026

The internet is only just now recovering from the mass psychosis event that kicked off during Heated Rivalry’s inaugural season, which was a ratings hit for HBO Max. — Charles Pulliam-Moore, The Verge, 1 June 2026

Malek colors him in with shades of anger, tenderness, psychosis, and the sheer pesky individuality of Jimmy. — Owen Gleiberman, Variety, 20 May 2026

The evaluator found that Bland was suffering psychosis due to having COVID-19. — Steve Maugeri, CBS News, 19 May 2026