UNTRUE Synonyms: 121 Similar and Opposite Words

untrue

adjective

ˌən-ˈtrü

Definition of untrue

as in erroneous

not being in agreement with what is true "the sky is purple" is an untrue statement

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in false

not true in one's allegiance to someone or something untrue to his country in its time of need

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Antonyms & Near Antonyms

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 untrue Seeing a lot of negative chatter out there, including claims that CPUs are not needed as much as thought in agentic AI (just untrue). — Jim Cramer, CNBC, 3 Aug. 2026 The outlet’s fact-check concluded that the bottle-throwing being an intentional attack on Sanborn was untrue. — Claire Carter, The Washington Examiner, 31 July 2026 That is both not enough rides to understand the concerns of frequent riders and flatly untrue. — Nik Hunder, Chicago Tribune, 19 July 2026 The name suggests camping chairs are only used for sitting around a fire in the great outdoors, which is untrue. — Bestreviews, Mercury News, 16 July 2026 See All Example Sentences for untrue

Recent Examples of Synonyms for untrue

Adjective

Towers told ProPublica that the audit had reached erroneous conclusions, that the auditors did not give him the opportunity to fully defend his work and that the journal’s willingness to stand by the study is proof that his research is sound.

— Amy Yurkanin, ProPublica, 24 Aug. 2026
For example, antiquarian scholars introduced the erroneous notion that druids built stone circles—most notably Stonehenge—for their ceremonies, an idea that became embedded in the popular imagination during the 18th century.

— Encyclopedia Britannica, Encyclopedia Britannica, 14 Aug. 2026

Definition of erroneous

Adjective

Another false dawn was Manchester City’s bright start in a 2-0 win over Chelsea, without the man who had just been named player of the tournament at Euro 2024, Rodri.

— Michael Cox, New York Times, 26 Aug. 2026
In turn, Baldoni and Wayfarer Studios filed a defamation suit, which claimed Lively and her husband, Ryan Reynolds, had planted false claims in order to take over creative control of the film.

— Caitlin Huston, HollywoodReporter, 26 Aug. 2026

Definition of false

Adjective

During more than 2,600 test interactions, researchers found inaccurate answers, weak sources, and serious safety failures.

— Dan Fitzpatrick, Forbes.com, 23 Aug. 2026
That is inaccurate, not what the investigation covers, and viral posts on X are misleading people either through incompetence or purposefully misleading information.

— Ian Miller OutKick, FOXNews.com, 21 Aug. 2026

Definition of inaccurate

Adjective

Telemachus’ lone contribution is killing Melanthius, the traitorous Ithacan farmhand, thus preventing him from continuing to arm the suitors.

— Marlow Stern, Variety, 17 July 2026
And at the very center of Hell is Satan himself, the traitorous Archangel Lucifer, depicted as a monstrous creature with wings and three heads.

— Keith Cooper, Space.com, 11 May 2026

Definition of traitorous

Adjective

In between some of the manager’s more clip-worthy quotes, there were more of his usual — and not incorrect — platitudes.

— Cody Stavenhagen, New York Times, 25 Aug. 2026
Mosseri said the plaintiff lawyers are incorrect in suggesting that Meta also reduced the number of researchers studying youth mental health harms after Haugen’s leaks.

— Jonathan Vanian, CNBC, 25 Aug. 2026

Definition of incorrect

Adjective

Summary This Week 1 DFS preview emphasizes defense's crucial role, particularly with early-season stats being unreliable.

— Gladys Louise Tyler, Forbes.com, 22 Aug. 2026
Additionally, detection may be unreliable if a wall or other obstacle, like a human body, interferes with a signal.

— Ashley Belanger, ArsTechnica, 21 Aug. 2026

Definition of unreliable

Adjective

There’s nothing wrong with holding on to childhood and being a little immature from time to time.

— Loren Savini, Allure, 22 Aug. 2026
Cleveland Police said a Volkswagen Passat carrying five members of the public was traveling the wrong way down the A66 highway near Middlesbrough and collided with a police vehicle on the same road going in the right direction.

— ABC News, ABC News, 22 Aug. 2026

Definition of wrong

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untroubled

untrue

untruss

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“Untrue.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untrue. Accessed 29 Aug. 2026.

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Synonyms of untrue

adjective

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