Synonyms of dementia

dementia

noun

di-ˈmen(t)-shə 

as in schizophrenia

a serious mental disorder that prevents one from living a safe and normal life

doctors were able to treat the patient's dementia with drugs and thus allow him to function on his own

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of dementia

Pairing slow running with the MIND diet, which includes nuts, whole grains, berries, and leafy greens, may help reduce cognitive decline and dementia risk. — Amber Raiken, Verywell Health, 18 Sep. 2026

Of course, regarding overall health, no amount of alcohol is good for you, as even low consumption has been linked with higher risk for issues including dementia, cancer, high blood pressure and stroke. — Kristen Rogers, CNN Money, 18 Sep. 2026

In 2015, he was commissioned by the Rock & Roll Hall of Fame to design a poster for its induction ceremony, the same year that signs of Max’s dementia started coming out. — Hikmat Mohammed, ARTnews.com, 17 Sep. 2026

Related Stories On the other side are stories about dementia, Alzheimer’s disease and loss of memory, which were prominent in the Toronto Film Festival lineup. — Clayton Davis, Variety, 17 Sep. 2026