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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Example Sentences

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 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 The humor—dry, humane, occasionally absurd—is ever-present … The Vermont setting, spare and bracing, acts as a quiet amplifier of these idiosyncrasies, while Mason remains attuned to the natural world. — Literary Hub, 10 July 2026 Norton, for instance, drew many of Hawk’s idiosyncrasies from his friends. — Patrick Ryan, USA Today, 7 July 2026 See All Example Sentences for idiosyncrasy

Recent Examples of Synonyms for idiosyncrasy

Noun

How modular workstation sinks work A workstation sink looks like a standard basin at first glance, but the walls hide the trick.

— Lauren Jarvis-Gibson, Charlotte Observer, 1 Oct. 2026
With each trick and tactic, companies are reinventing the ripoff right under our noses.

— Lindsay Owens, Washington Post, 1 Oct. 2026

Definition of trick

Noun

Below, Forbes Coaches Council members share some unusual questions to ask and the kinds of traits or behaviors their answers may reveal.

— Expert Panel®, Forbes.com, 25 Sep. 2026
The early amphibian is described in a study published today in the Journal of Vertebrate Paleontology, and is an example of how some of the classic traits seen in today’s living frogs and salamanders evolved.

— Laura Baisas, Popular Science, 24 Sep. 2026

Definition of trait

Noun

Precious metals, coins, and stones require different checks, and both their characteristics and applicable market prices inform the amount offered.

— Kaitlyn Gomez, Miami Herald, 30 Sep. 2026
These characteristics, along with technical skills that include critical thinking, are ideal in candidate evaluation today.

— Expert Panel®, Forbes.com, 29 Sep. 2026

Definition of characteristic

Noun

While Miller pores over Kaczynski’s famous manifesto, correctly concluding that its linguistic quirks will lead the authorities to him, the upshot of Murray’s study four decades before is that the young Kaczynski shows signs of schizophrenia.

— Guy Lodge, Variety, 25 Sep. 2026
So these are the scheduling quirks that come with our awesome move to nine games that has sure looked so great here lately.

— Mark Harris OutKick, FOXNews.com, 24 Sep. 2026

Definition of quirk

Noun

Growing older, Christian inherited his father’s mannerisms and infectious energy and often wears a glittering Bad Boy chain around his neck, firmly tying himself to his father’s shadow.

— Nancy Dillon, Rolling Stone, 21 Sep. 2026
Others noticed how similar Ella’s voice and mannerisms are to Bening’s.

— Victoria Edel, PEOPLE, 11 Sep. 2026

Definition of mannerism

Noun

By contrast, modern proponents of the existence of a ninth planet focus their searches further out, looking instead to orbital peculiarities in smaller objects that occupy the distant reaches of the solar system.

— Micah Hanks, Space.com, 14 Sep. 2026
In that context, the extra lending since the end of June and the peculiarities of that Gordon transfer instalment make plenty of sense, as the club continues to lose cash each season, even as underlying profitability measures are much improved.

— Chris Weatherspoon, New York Times, 11 Sep. 2026

Definition of peculiarity

Noun

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
This vast misshapen island was traditionally noted for ghosts, folktales, eccentricity, fish, and friendliness.

— Paul Theroux, Condé Nast Traveler, 22 Sep. 2026

Definition of eccentricity

Noun

The Aries Full Moon illuminates your private 12th house, bringing an old emotion, habit, memory, or attachment closer to the surface.

— Tarot.com, Hartford Courant, 26 Sep. 2026
Your routines and health habits are under a microscope, urging you to consider what is no longer sustainable.

— Valerie Mesa, PEOPLE, 26 Sep. 2026

Definition of habit

Browse Nearby Words

idiosyncrasies

idiosyncrasy

idiosyncratic

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“Idiosyncrasy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/idiosyncrasy. Accessed 2 Oct. 2026.

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Synonyms of idiosyncrasy

noun

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