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

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

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

Also, that Frodo Baggins camera trick makes Katie look even tinier in the turret.

— Alice Burton, Vulture, 25 Sep. 2026
If the extent of your lawn care consists of blowing leaves off a patio every now and then, a DeWalt leaf blower (or even a simple broom) will do the trick.

— BestReviews, Chicago Tribune, 24 Sep. 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

Also, its rolling olive oil cart, replete with its own menu describing the oils’ characteristics and origins, allows passengers to sample many.

— Condé Nast, Condé Nast Traveler, 23 Sep. 2026
The design is part of Kairos Power’s approach to developing advanced reactors with different safety characteristics from traditional nuclear plants.

— Sujita Sinha, Interesting Engineering, 22 Sep. 2026

Definition of characteristic

Noun

Welcome to The Athletic’s data notebook, a periodic look at the key trends, standout figures and tactical quirks shaping the Premier League season.

— Conor O'Neill, New York Times, 14 Sep. 2026
Fraying friendship Thanks to a geographic quirk, Louis Patenaude’s freight business straddles the border between the US and Canada.

— Daniel Wine, CNN Money, 14 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

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

— Paul Theroux, Condé Nast Traveler, 22 Sep. 2026
Voorhees’ 19th century eccentricities stretched to the installation of beehives in the attic, but the space is now a cozy two-bedroom layout, with a living room and improved versions of the original porthole windows.

— Richard Lane, Des Moines Register, 21 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

See all Nearby Words

Cite this Entry

Style

“Idiosyncrasy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/idiosyncrasy. Accessed 29 Sep. 2026.

Copy Citation

Synonyms of idiosyncrasy

noun

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

argot

Popular in Grammar & Usage

Do You Need a New Language Peeve?

More Commonly Mispronounced Words

Merriam-Webster’s Great Big List of Words You Love to Hate

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

7 Great Ways to Say 'Great'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

Popular

Do You Need a New Language Peeve?

7 Great Ways to Say 'Great'

The Longest Long Words List

Games & Quizzes