PSYCHO Synonyms: 96 Similar and Opposite Words

psycho

adjective

Definition of psycho

informal + disparaging

as in psychotic

unable to think in a clear or sensible way Only someone who is totally psycho could have committed such a heinous crime.

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Example Sentences

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Recent Examples of psycho Which is psycho, absolutely psycho. — Ryan Coleman, Entertainment Weekly, 27 May 2026 The key figure turns out to be Alex’s mysterious Aunt Gladys, played in full psycho-biddy drag by Amy Madigan. — Louis Peitzman, Vulture, 8 Aug. 2025

Recent Examples of Synonyms for psycho

Adjective

But a poor reaction to her recovery medication kicked off a psychotic episode.

— CT Jones, Rolling Stone, 26 Aug. 2026
Psychiatric disorders are generally divided into mood disorders and psychotic disorders, Osborne said; postpartum psychosis is a mood disorder, in which mood symptoms accompany psychotic symptoms.

— Jen Christensen, CNN Money, 13 Aug. 2026

Definition of psychotic

Adjective

But throughout that, and much more important than the rivalry and being mad at each other or whatever, is just this absolute unending love.

— Yvonne Villarreal, Los Angeles Times, 28 Aug. 2026
What mad honey does to the human body When a human eats more than about a teaspoon of this honey, the toxin interferes with how the heart muscle generates its electrical signals.

— Prayan Pokharel, The Conversation, 27 Aug. 2026

Definition of mad

Adjective

The new season has been absolutely insane through four episodes as the hunt to save Joe (Zoe Saldaña) from her kidnappers is underway.

— David Hookstead OutKick, FOXNews.com, 25 Aug. 2026
If Gigi is malintentioned and insane and a homewrecker, there’s no story, right?

— Hilary Lewis, HollywoodReporter, 25 Aug. 2026

Definition of insane

Adjective

His teammate Christian McCaffrey, who is also known for his maniacal training regimen, has been impressed with Kittle’s recovery.

— Chris Biderman, Sacbee.com, 23 Aug. 2026
Especially after a clunker of a season in 2025, superstar receiver Justin Jefferson won’t settle for anything other than maniacal attention to detail on and off the field.

— Alec Lewis, New York Times, 28 July 2026

Definition of maniacal

Adjective

Subsequent research actually backed him up, finding that habitual calculator use before students had internalized basic arithmetic weakened their mental fluency and fact retrieval.

— Nick Lichtenberg, Fortune, 27 Aug. 2026
When discussing his current mental state, Jake was forthcoming about how difficult this time period has been.

— Jason P. Frank, Vulture, 27 Aug. 2026