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 The mutual trust and goodwill that xenia sought to cultivate has been eroded by this one deceitful act, creating a world that is defined by this moral violation. — Brianna Zigler, Entertainment Weekly, 19 July 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
  • Brazil's Supreme Court is investigating claims that Bolsonaro used a sports betting company to launder fraudulent deductions from government pensions paid to senior citizens.
    — Arkansas Online, Arkansas Online, 29 Oct. 2026
  • Verify the breach notification before responding Scammers frequently use real data breaches as an excuse to send fraudulent emails.
    — Kurt Knutsson, FOXNews.com, 29 Oct. 2026
Adjective
  • Supporters say licensing will give California the authority to act on any complaints, and to investigate and penalize companies for unfair or deceptive practices.
    — Audrey McGlinchy, Los Angeles Times, 28 Oct. 2026
  • Esparza pushed back against the claim that the group was being deceptive.
    — Stephen Hobbs, Sacbee.com, 27 Oct. 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
  • Soon afterward, an investment-research firm alleged that the company had made misleading claims about pre-orders.
    — Dan Kaufman, New Yorker, 27 Oct. 2026
  • Trump has described the broadcast as false, misleading and defamatory under Florida law.
    — Brittney Melton, NPR, 23 Oct. 2026
Adjective
  • The men stopped short of signing the oath required for vouching, but Moriarty said that giving false names and starting the process was enough to justify the felony charges.
    — Mark Vancleave, Los Angeles Times, 29 Oct. 2026
  • Bhengura faces a maximum of five years in prison on the false statements of citizenship in order to register to vote count and a maximum of one year in prison on the voting by an alien in a federal election count.
    — Emerson Clarridge, Fort Worth Star-Telegram, 29 Oct. 2026

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Cite this Entry

“Deceitful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/deceitful. Accessed 2 Nov. 2026.

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