Definition of untruthfulnext

Synonym Chooser

How does the adjective untruthful differ from other similar words?

Some common synonyms of untruthful are deceitful, dishonest, and mendacious. While all these words mean "unworthy of trust or belief," untruthful stresses a discrepancy between what is said and fact or reality.

an untruthful account of their actions

When is deceitful a more appropriate choice than untruthful?

The words deceitful and untruthful are synonyms, but do differ in nuance. Specifically, 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 untruthful?

While the synonyms dishonest and untruthful are close in meaning, dishonest implies a willful perversion of truth in order to deceive, cheat, or defraud.

a swindle usually involves two dishonest people

When might mendacious be a better fit than untruthful?

While in some cases nearly identical to untruthful, 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

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 untruthful Federal authorities announced an investigation Friday of two immigration officers who appeared to have made untruthful statements under oath about a shooting in Minneapolis last month. Hannah Schoenbaum, Los Angeles Times, 14 Feb. 2026 Trump, of course, was rude, untruthful, and excessively, if not quite so egregiously, long-winded in his first term, too. Susan B. Glasser, New Yorker, 22 Jan. 2026 King suggested the defense attorney was being untruthful. Darcie Moran, Freep.com, 13 Nov. 2025 Officers making contact with Hyatt noted an odor of intoxicants, staggering gait, confusion and illogical, untruthful responses to questions, according to the motion. Arkansas Online, 18 Aug. 2025 See All Example Sentences for untruthful
Recent Examples of Synonyms for untruthful
Adjective
  • Judge Nicole Hopps last month increased his minimum term of incarceration to 60 years after granting his request to correct the erroneous sentence.
    Tom Olsen, Twin Cities, 8 June 2026
  • There is a widespread, but erroneous, belief that fraud is why the state Unemployment Insurance Fund is deeply in the red.
    Dan Walters, Mercury News, 3 June 2026
Adjective
  • Manny Salazar, the Police Department’s public information officer and former drone team member, said the 46-drone figure is misleading.
    Walker Armstrong, San Diego Union-Tribune, 7 June 2026
  • He was also booked on suspicion of making false or misleading statements to a public servant, per the records.
    Angel Saunders, PEOPLE, 6 June 2026
Adjective
  • But Grossman described characterizations of his wife driving drunk, racing and hitting the boys after going as fast as 82 mph in a 45-mph zone as inaccurate.
    Richard Winton, Los Angeles Times, 9 June 2026
  • Prosecutors alleged that Kroger used inaccurate calorie information on five varieties of its Carbmaster bread, both online and on the product's packaging.
    Fernando Cervantes Jr, USA Today, 9 June 2026
Adjective
  • Fragmented oversight creates opportunities for dishonest actors to exploit the gaps.
    Sally Pipes, Forbes.com, 1 June 2026
  • The election took place amid a surge in violent crime and corruption that has fueled widespread discontent among voters, who largely view candidates as dishonest and unprepared for the presidency.
    Arkansas Online, Arkansas Online, 16 May 2026
Adjective
  • But according to an opinion from the Florida Attorney General’s Office, the city’s position is incorrect.
    Aaron Leibowitz, Miami Herald, 2 June 2026
  • Some readers may disagree with our analysis, and of course there are many decisions that the KMI panel deemed correct or incorrect that fans from all teams will dispute.
    Graham Scott, New York Times, 2 June 2026
Adjective
  • The 2026 State of the Union speech stands in contrast, a speech by a mendacious demagogue who has degraded his listeners by debauching their instincts.
    Eliot A. Cohen, The Atlantic, 26 Feb. 2026
  • Supporters of recent state AI regulations said the measures will address potential threats to public safety and personal privacy, and to counter any mendacious actions created by AI, while not hindering innovation.
    Hope Moses, Chicago Tribune, 10 Jan. 2026
Adjective
  • Wirskye then asked who was wrong that day.
    Dawn White, CBS News, 7 June 2026
  • Lauren McCormick, a spokeswoman for travel insurance provider Squaremouth, says your phone is the most efficient tool for protecting your travel investment if things go wrong.
    Christopher Elliott, Forbes.com, 6 June 2026
Adjective
  • Today, rumors circulating on social media in the DRC include false claims that Ebola is not real, that humanitarian workers are descending on the area solely for their own profit and that aid groups are withholding the best care available.
    Gabrielle Emanuel, NPR, 29 May 2026
  • In January, Roberts pleaded guilty to making a false statement for employment and one count of unlawfully possessing a firearm while being in the country illegally.
    Corky Siemaszko, NBC news, 29 May 2026

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Cite this Entry

“Untruthful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untruthful. Accessed 10 Jun. 2026.

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