Definition of deceitfulnext
1
as in fraudulent
marked by, based on, or done by the use of dishonest methods to acquire something of value charged the store owner with such deceitful practices as inflating the list prices for items only so he could put them on sale at drastically reduced prices

Synonyms & Similar Words

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Antonyms & Near Antonyms

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Synonym Chooser

How does the adjective deceitful differ from other similar words?

Some common synonyms of deceitful are dishonest, mendacious, and untruthful. While all these words mean "unworthy of trust or belief," deceitful usually implies an intent to mislead and commonly suggests a false appearance or double-dealing.

the secret affairs of a deceitful spouse

When would dishonest be a good substitute for deceitful?

In some situations, the words dishonest and deceitful are roughly equivalent. However, dishonest implies a willful perversion of truth in order to deceive, cheat, or defraud.

a swindle usually involves two dishonest people

Where would mendacious be a reasonable alternative to deceitful?

The meanings of mendacious and deceitful largely overlap; however, mendacious may suggest bland or even harmlessly mischievous deceit and when used of people often suggests a habit of telling untruths.

mendacious tales of adventure

When might untruthful be a better fit than deceitful?

While the synonyms untruthful and deceitful are close in meaning, untruthful stresses a discrepancy between what is said and fact or reality.

an untruthful account of their actions

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 deceitful Bogus texts, mystery calls, deceitful emails all aimed at stealing your personal information and your money are relentless. — Donna Vickroy, Chicago Tribune, 13 Aug. 2026 Keep your actual and suspected traitors closer – the non-loyal, uncommitted, secretive, suspicious, dishonest, deceitful, chronically negative, and regularly undermining. — Peter D. Banko, Forbes.com, 18 June 2026 The interview was secretly filmed in her apartment at Kensington Palace while she was separated from then-Prince Charles and later revealed to have been secured by deceitful methods. — Janine Henni, PEOPLE, 2 June 2026 While Swift hasn’t publicly commented on the reasoning behind her trademark filings, the reputational damage that deceitful deepfakes pose to her billion-dollar brand can hardly be overlooked. — Miles Klee, Wired News, 29 Apr. 2026 See All Example Sentences for deceitful
Recent Examples of Synonyms for deceitful
Adjective
  • Prosecutors alleged in the complaint that the applications included false and fraudulent statements, such as the number of employees and average monthly payroll.
    — Ruben Vives Follow, Los Angeles Times, 5 Nov. 2026
  • Fake celebrity endorsements, manipulated videos and fraudulent holiday giveaways can make questionable offers appear legitimate.
    — Kurt Knutsson, FOXNews.com, 3 Nov. 2026
Adjective
  • The agency said undisclosed collection or use of personal information to personalize prices could violate the FTC Act’s prohibition on unfair or deceptive practices.
    — Alexandra Harrell, Footwear News, 3 Nov. 2026
  • The Brennan Center for Justice tested ChatGPT, Gemini, Grok, Claude, Perplexity and DeepSeek for their willingness to facilitate deceptive content.
    — Julia Boorstin, CNBC, 3 Nov. 2026
Adjective
  • The debate also took on an edgy, deeply personal tone, as the candidates repeatedly accused each other of being dishonest or misleading.
    — ABC News, ABC News, 15 Oct. 2026
  • The other coach is dishonest and decides to strategically rank their players in a different order.
    — Dana Mackenzie, Scientific American, 14 Oct. 2026
Adjective
  • Early voting trends and stories about how long the lines are in reliably red or blue districts are tempting to use as data points — but are notoriously misleading.
    — Ben Smith, semafor.com, 3 Nov. 2026
  • The claim featured in the ad was rated misleading, as a series of court records undercut the claim that Hamilton attempted to protect the child abuser.
    — Kansas City Star, Kansas City Star, 3 Nov. 2026
Adjective
  • Black asserts that the statements made by Garcia are false and that traveling to appear on national television to make such statements about the inquiry into Epstein’s crimes goes beyond the purview of a member of Congress.
    — Claire Carter, The Washington Examiner, 5 Nov. 2026
  • The hotel had something of a false, albeit star-studded, start, opening for just one night in April 2020 (with first guests including stellar artists Hiroshi Sugimoto and Takashi Murakami), before it was closed by the pandemic.
    — Condé Nast, Condé Nast Traveler, 5 Nov. 2026

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Cite this Entry

“Deceitful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/deceitful. Accessed 9 Nov. 2026.

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