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Showing results for paranoia. Search instead for paranoida.
Definitions

paranoia

[par-uh-noi-uh] / ˌpær əˈnɔɪ ə /
NOUN
mental illness
Synonyms
STRONGEST
insanity mental disorder
WEAK
crack-up craziness delusions depression derangement disturbed mind emotional disorder emotional instability loss of mind lunacy madness maladjustment mania mental disease mental sickness nervous breakdown nervous disorder neurosis neurotic disorder phobia psychopathy psychosis sick mind troubled mind unbalanced mind unsoundness of mind

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As the obstacles mount against Kornev, his paranoia grows, leading to fleeting moments of surrealism.

From Los Angeles Times • Mar. 26, 2026

"I had paranoia, delusions. I had my first full-on episode when I was 15."

From BBC • Feb. 6, 2026

The paranoia and fear fomented by the sweeping immigration crackdown in the Midwestern state has led many migrants -- both those with legal status and those without -- to shelter at home, campaigners say.

From Barron's • Jan. 30, 2026

We’ve also reached a point in the season at which previous groups of Traitors turned on each other for reasons similar to those that do in tyrannical cabals: mutual envy, paranoia and greed.

From Salon • Jan. 28, 2026

Anyone else would have sparked a cascade of paranoia, but he didn’t.

From "Made You Up" by Francesca Zappia

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.