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as in fraudulent
marked by, based on, or done by the use of dishonest methods to acquire something of value false advertising that claimed that the vegetables were organically grown when they weren't

Synonyms & Similar Words

Antonyms & Near Antonyms

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Synonym Chooser

How is the word false different from other adjectives like it?

Some common synonyms of false are disloyal, faithless, perfidious, traitorous, and treacherous. While all these words mean "untrue to what should command one's fidelity or allegiance," false stresses the fact of failing to be true in any manner ranging from fickleness to cold treachery.

betrayed by false friends

When is disloyal a more appropriate choice than false?

Although the words disloyal and false have much in common, disloyal implies a lack of complete faithfulness to a friend, cause, leader, or country.

disloyal to their country

When is it sensible to use faithless instead of false?

The words faithless and false can be used in similar contexts, but faithless applies to any failure to keep a promise or pledge or any breach of allegiance or loyalty.

faithless allies

How are the words perfidious and faithless related as synonyms of false?

Perfidious adds to faithless the implication of an incapacity for fidelity or reliability.

a perfidious double-crosser

Where would traitorous be a reasonable alternative to false?

In some situations, the words traitorous and false are roughly equivalent. However, traitorous implies either actual treason or a serious betrayal of trust.

traitorous acts punishable by death

When can treacherous be used instead of false?

The synonyms treacherous and false are sometimes interchangeable, but treacherous implies readiness to betray trust or confidence.

a treacherous adviser

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 false After so many false hopes, most Swifties had stopped looking so closely for Rep (TV) clues by the beginning of this year. Rachel Simon, Vulture, 19 Mar. 2025 Police beat Chase ends with arrest of woman A Little Rock woman was arrested Monday and charged with fleeing from police and having false evidence of a car title, according to a Little Rock police arrest report. arkansasonline.com, 18 Mar. 2025 To illustrate, in the United Kingdom vaccinations took a considerable dip in the early 2000s after Wakefield’ false claims of a link between the MMR shot and autism were posted in the media. Joshua P. Cohen, Forbes, 8 Mar. 2025 In those documents, West discussed not only how to conduct experiments to implant false memories, instill specific mental disorders, and induce trance states, but also how to hide them. Randall Colburn, EW.com, 8 Mar. 2025 See All Example Sentences for false
Recent Examples of Synonyms for false
Adjective
  • The Washington Post previously reported that DOGE wants to check federal benefits spending against tax records, which could help Musk's team identify duplicative or erroneous payments.
    arkansasonline.com, arkansasonline.com, 14 Mar. 2025
  • There were also erroneous reports regarding the Seven Dwarfs.
    James Hibberd, The Hollywood Reporter, 12 Mar. 2025
Adjective
  • Better Homes & Gardens Marble Toothbrush Holder This luxe faux marble toothbrush holder from Better Homes & Gardens looks so much more expensive than its under-$10 price tag.
    Megan Schaltegger, People.com, 11 Mar. 2025
  • During her second pregnancy, there was the faux fur Loewe outfit in May 2023 and billowing white Valentino gown from the Met Gala that same month.
    Robyn Merrett, StyleCaster, 10 Mar. 2025
Adjective
  • Health authorities have issued numerous notices to warn about counterfeit medicines sold on the internet.
    Katia Hetter, CNN, 5 Mar. 2025
  • The yearslong dispute finally went to trial in a New York federal court last year with both sides disputing trademark infringement, false advertising, an implication of an alliance that did not exist, claims of counterfeit goods and other issues.
    Rosemary Feitelberg, WWD, 3 Mar. 2025
Adjective
  • Starship reached nearly 90 miles in altitude before trouble struck and before four mock satellites could be deployed.
    Marcia Dunn, Los Angeles Times, 7 Mar. 2025
  • The space-skimming flight was supposed to last an hour and couldn’t release the mock satellites into space as planned.
    Angie DiMichele, Sun Sentinel, 7 Mar. 2025
Adjective
  • Multiple users commented on Joann's latest post about fraudulent websites to criticize the chain's decision about gift cards.
    Taylor Ardrey, USA TODAY, 19 Mar. 2025
  • March 6 Check fraud: The City of Saratoga reported that someone attempted to access government funds with fraudulent checks.
    Anne Gelhaus, The Mercury News, 14 Mar. 2025
Adjective
  • But what will their first move as a traitorous duo be?
    Tom Smyth, Vulture, 27 Feb. 2025
  • The blame for this terrifying scenario, McCarthy declared, rested with traitorous federal employees, who had sold their country out and had to be purged from its service.
    Made by History, TIME, 9 Feb. 2025
Adjective
  • Implementing controls to reign in its AI agents’ behavior that can initiate incorrect orders, offer bad advice or generate inaccurate research.
    Gene Marks, Forbes, 19 Mar. 2025
  • But to say that each team’s problems are entirely talent-and-bad-luck issues would be inaccurate in our view.
    Barry Jackson, Miami Herald, 19 Mar. 2025
Adjective
  • Undoubtedly, bad actors will seek to exploit these AI agents to create synthetic buyer identities, manipulate transactions and automate fraudulent purchases at scale.
    Expert Panel®, Forbes, 13 Mar. 2025
  • In a proactive move, Canada began cracking down on fentanyl and synthetic opioids well before Trump imposed tariffs this year.
    Anna Giaritelli, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 12 Mar. 2025

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Cite this Entry

“False.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/false. Accessed 23 Mar. 2025.

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