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 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 In classical Athens the playwright Aristophanes attacked purveyors of knowledge for being intellectually untrustworthy, essentially deceitful. Clare Bucknell, The New York Review of Books, 25 Apr. 2026 Worse yet, its structure is deceitful. Ben Travers, IndieWire, 21 Apr. 2026 Both the criticism and self-flagellation imply that the act of claiming another person’s words can render these words deceitful, even if the words have been paid for and the content is true. Emily Hodgson Anderson, Fortune, 27 Mar. 2026 See All Example Sentences for deceitful
Recent Examples of Synonyms for deceitful
Adjective
  • Scammers paste a new code overlapping the restaurant’s code and direct customers to a fraudulent payment system.
    ABC News, ABC News, 10 Sep. 2026
  • The pair allegedly turned in the fraudulent petitions to several petition coordinators, in order to receive payments from a petition management company.
    Brittny Mejia, Los Angeles Times, 10 Sep. 2026
Adjective
  • López’s attorney sent Rivas and her group a cease-and-desist letter last month, citing trademark infringement and deceptive and unfair trade practices, the letter shows.
    Sofia Saric, Miami Herald, 9 Sep. 2026
  • The technology was also tested against deceptive behaviour, an in a different scenario, fishing boats appeared to retreat while vessels from another direction accelerated toward the coastguard ship.
    Bojan Stojkovski, Interesting Engineering, 30 Aug. 2026
Adjective
  • Davis said that witnesses were dishonest about his character throughout the trial, including FBI agents and police officers who testified for the prosecution.
    Daniel Kreps, Rolling Stone, 5 Sep. 2026
  • Jacobs is perhaps best known for her role as the environmental activist with an edge, Britta Perry, on Community (2009-2015) and the dishonest love addict Mickey Dobbs on Love (2016-2018).
    Skyler Trepel, PEOPLE, 3 Sep. 2026
Adjective
  • A matter of distance and brightness The stars that compose the Triangle — Vega, Altair, and Deneb — lie at very unequal distances from us, so their apparent brightness can give a misleading impression of their true luminosity.
    Joe Rao, Space.com, 10 Sep. 2026
  • Publishers don’t want irrelevant or misleading ads to appear on their media sources.
    Roman Vrublivskyi, Forbes.com, 10 Sep. 2026
Adjective
  • However, data show that when AI is highly capable, doctors add more errors and false corrections than beneficial insights.
    Abe Baker-Butler, STAT, 9 Sep. 2026
  • The company accused Fox News of airing false claims that voting machines were manipulated to help Joe Biden win the 2020 presidential election.
    Los Angeles Times, Los Angeles Times, 9 Sep. 2026

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Cite this Entry

“Deceitful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/deceitful. Accessed 13 Sep. 2026.

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