FALLACIES Synonyms: 38 Similar and Opposite Words

fallacies

noun

plural of fallacy

as in myths

a false idea or belief the once-common fallacy that girls just weren't any good at math

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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 fallacies Understanding vicious cycles and logical fallacies. — Kaitlyn Schallhorn, Oc Register, 4 May 2026 While counting the president’s fallacies has become routine, the ideological subservience of his senior-most cabinet members and advisors this term has given the public reason to second-guess statements and data issued by them or their offices. — Jeffrey Sonnenfeld, Fortune, 6 Apr. 2026 Rose pointed out that our decision-making, especially System 1 decision-making, is affected by cognitive biases and logical fallacies. — Neil J. Rubenking, PC Magazine, 26 Mar. 2026 While a painter envies the novelist’s ability to inhabit consciousness, or a filmmaker envies the freedom from production costs, artists must be warned that writing carries its own myths and seductive fallacies. — Literary Hub, 8 Dec. 2025 Such fallacies are utterly unacceptable anywhere…The Chinese military will continue to take necessary measures to resolutely safeguard national sovereignty and security, and firmly uphold regional peace and stability. — Ryan Chan, MSNBC Newsweek, 31 Oct. 2025 Trying to pin down what a novelist actually believes is a sure way to get trapped in a labyrinth of misreadings and fallacies. — Jeremy Gordon, The Atlantic, 12 Sep. 2025 And a world of fallacies underlies the President and his administration’s rejection of climate action. — IEEE Spectrum, 29 Mar. 2017

Recent Examples of Synonyms for fallacies

Noun

One of the more popular myths accepted as fact is that the WNBA has bricked the breakaway slam dunk that is Caitlin Clark phenomenon.

— Fort Worth Star-Telegram, Fort Worth Star-Telegram, 21 Aug. 2026
The movie is inspired by Gavras’ affinity for mythology, having grown up listening to his father interweave tales with myths.

— Rebecca Aizin, PEOPLE, 19 Aug. 2026

Definition of myths

Noun

That’s the sign of an overmatched team, and one that should be far, far away from any delusions of postseason grandeur.

— Grant Brisbee, New York Times, 25 Aug. 2026
Symptoms of toxicity can include delusions, loss of appetite, difficulty breathing and increases in blood pressure and heart rate.

— Bryan Lynn, CBS News, 19 Aug. 2026

Definition of delusions

Noun

Lynch’s massive draft whiffs feel like harmless clerical rounding errors next to his good work in handling all the off-the-field stuff that lands on his desk.

— Dieter Kurtenbach, Mercury News, 24 Aug. 2026
Hafley and staff must clean up the operation Penalties and mental errors have been more common in joint practices and games than when the Dolphins had intrasquad practices.

— Chris Perkins, Sun Sentinel, 23 Aug. 2026

Definition of errors

Noun

Russia’s invasion of Ukraine shattered Europe’s remaining illusions not just about Moscow but also about Beijing.

— Kurt M. Campbell, Foreign Affairs, 18 Aug. 2026
Published in the journal Computers in Human Behavior, 95 people—Millennial and Gen Z men and women, all of whom had a history of using Instagram for an average of eight years—underwent a virtual reality experience called body illusions.

— Nicole Karlis, Allure, 14 Aug. 2026

Definition of illusions

Noun

His obsessive court rituals — including meticulously aligning his water bottles and executing his precise pre-point routines — were not merely superstitions, but coping mechanisms in a high-stress, solitary sport.

— Max Gao, Los Angeles Times, 18 Aug. 2026
While black cats can get a bad rap due to old superstitions, these black cats overcame that to secure their spot in pop culture history.

— Maddie Rhodes, USA Today, 17 Aug. 2026

Definition of superstitions

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“Fallacies.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacies. Accessed 26 Aug. 2026.

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