IDIOSYNCRASY Synonyms: 58 Similar and Opposite Words

idiosyncrasy

noun

ˌi-dē-ə-ˈsiŋ-krə-sē

Definition of idiosyncrasy

as in trick

an odd or peculiar habit his only idiosyncrasy is his inveterate wearing of sneakers, even with business suits

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of idiosyncrasy Much of his work has poked at the idiosyncrasies and absurdities of modern business, some of it toeing the line between documentary and fiction. — Rebecca Keegan, NBC news, 7 Sep. 2026 There’s no better way to quickly learn a person’s idiosyncrasies than living with them. — Maddie Lee, Los Angeles Times, 25 Aug. 2026 If LRMs can supercharge mathematics research the way AlphaFold did for computational biology, this line of thinking goes, why not embrace them, idiosyncrasies and all, and just verify the results? — John Pavlus, Quanta Magazine, 31 July 2026 Nolan said that Odysseus’ idiosyncrasies were challenging to adapt. — Skyler Trepel, PEOPLE, 17 July 2026 See All Example Sentences for idiosyncrasy

Recent Examples of Synonyms for idiosyncrasy

Noun

Tickets for the children’s museum’s trick-or-treat morning cost $3 per person aged 1 and older, and members may attend for free.

— Camila Pedrosa, Sacbee.com, 29 Oct. 2026
More Life Kit on home organization 5 clever design tricks to make a small home look bigger.

— Andee Tagle, NPR, 29 Oct. 2026

Definition of trick

Noun

The traits rewarded in high-performing individual contributors—like decisiveness, high output, competitive drive—are not necessarily the same traits that make an effective manager.

— Miriam Groom, Forbes.com, 30 Oct. 2026
Like Saban, Smart demands physicality, instills competitiveness and obsesses over details — traits Sumrall values, too.

— Edgar Thompson, The Orlando Sentinel, 30 Oct. 2026

Definition of trait

Noun

And also like the fat bears of Katmai, every bear here has their own habits and quirks.

— Laura Baisas, Popular Science, 29 Oct. 2026
The majority have no chance of making it into the 120-seat Parliament — but a quirk of the Israeli election system ensures that even the most obscure contenders get their moment in the political limelight.

— Lia Lapidot Aaron Boxerman and Lia Lapidot, New York Times, 27 Oct. 2026

Definition of quirk

Noun

The system was trained for over a thousand hours on roughly six thousand images and frames of film and other media in order to replicate Dalí’s facial expressions, body movements, speech patterns, and mannerisms.

— Literary Hub, Literary Hub, 30 Oct. 2026
And judging by the amount of controversy that’s already been stirred up, Sacha Baron Cohen’s iconic character of a middle-class white Brit appropriating hip-hop and Jamaican mannerisms still has the ability to rile people.

— Frank Scheck, HollywoodReporter, 22 Oct. 2026

Definition of mannerism

Noun

Due to peculiarities of history and tax law, a special district to fund a major project, like a baseball stadium, could be more powerful in West Sacramento than in other cities.

— Sacbee.com, Sacbee.com, 16 Oct. 2026
Premium formats are creating a delta there, which addresses a peculiarity of this — uniform pricing.

— Matt Donnelly, Variety, 7 Oct. 2026

Definition of peculiarity

Noun

There’s a hint of eccentricity and individuality to it that feels particularly exciting for SS27.

— Madeleine Schulz, Vogue, 14 Oct. 2026
But the scenes of Roy using household objects to relay the action of the game (accompanied by twinkling music) push Keeley beyond the limits of eccentricity.

— Keith Phipps, Vulture, 30 Sep. 2026

Definition of eccentricity

Noun

She was arrested and charged with second-degree child endangerment after her daughter reportedly arrived at school with sunburns, sparking a media frenzy over Krentcil's extreme tanning habits and parenting.

— Jasmine Baehr, FOXNews.com, 24 Oct. 2026
YPulse’s reporting on Gen Z shopping habits digs into how younger buyers can treat finding affordable alternatives as a legit shopping achievement.

— Ashley Lynch, Fort Worth Star-Telegram, 23 Oct. 2026

Definition of habit

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idiosyncrasies

idiosyncrasy

idiosyncratic

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“Idiosyncrasy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/idiosyncrasy. Accessed 4 Nov. 2026.

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Synonyms of idiosyncrasy

noun

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