UN-TRUE 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

Synonyms & Similar Words

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 To have people tearing her down and making hurtful and untrue claims is bad enough but to drag her children into it is just beyond the pale. — Stylecaster Editors, StyleCaster, 14 July 2026 They were initially rumored to make up the album cover, but that proved untrue when Bridgers formally announced Lost Weekend and posted the official glitchy cover art (that was shot by Olof Grind, who also captured Punisher). — Angie Martoccio, Rolling Stone, 6 July 2026 Many of the accusations—that the museum does not celebrate the country enough, that the Founding Fathers are not given significant space—ring as simply untrue for those who know the museum well. — Kelsey Ables, The Atlantic, 6 July 2026 That was quickly proven untrue, and Profumo resigned in disgrace. — Tracy Grant, Encyclopedia Britannica, 26 June 2026 See All Example Sentences for untrue

Recent Examples of Synonyms for untrue

Adjective

Reports based on the erroneous California Crash Reporting System entry surfaced Monday night, prompting Shanahan to address the crash Tuesday.

— Cam Inman, Mercury News, 28 July 2026
However, the vast majority of these folks did not actually vote, and many asked for their erroneous registrations to be purged, contrary to the Republican fantasy that millions of noncitizens are all gunning to illegally vote.

— New York Daily News Editorial Board, New York Daily News, 26 July 2026

Definition of erroneous

Adjective

Bryan Kohberger, who pleaded guilty to stabbing four University of Idaho students to death and waived his right to appeal, is now seeking post-conviction relief by claiming his plea was false.

— Chadd Cripe. Produced with AI assistance, Idaho Statesman, 30 July 2026
On Friday, Tench was arrested on 99 felony charges, which include 33 counts of bid-rigging, 33 of first-degree forgery and 33 of filing false documents.

— Caroline Silva, AJC.com, 30 July 2026

Definition of false

Adjective

Adding a single prompt warning the model that some input might be inaccurate cut those rates substantially, but did not come close to eliminating them.

— Jesse Pines, Forbes.com, 26 July 2026
That did not necessarily mean those individuals were receiving benefits, but inaccurate or unreconciled records create vulnerabilities.

— Armstrong Williams, Baltimore Sun, 26 July 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

At the World Cup, there were at least six examples of incorrect or — to be generous — highly dubious interventions that made reasonable on-field decisions worse across the 104 matches.

— Graham Scott, New York Times, 22 July 2026
In September, the Michigan Department of Health and Human Services sent a notice denying her coverage, citing incorrect income information and stating she wasn't disabled, according to Kolosova and state documents reviewed by KFF Health News.

— Rachana Pradhan, NPR, 20 July 2026

Definition of incorrect

Adjective

The leggings were still wet, heavily soiled, and badly deteriorated, LaHendro testified, making the edge detail too unreliable for comparison.

— Nancy Dillon, Rolling Stone, 24 July 2026
As code generation becomes more accessible, the ability to identify inaccurate or unreliable outputs may become increasingly valuable.

— Felysha Walker, Kansas City Star, 24 July 2026

Definition of unreliable

Adjective

There is a difference, however, between the default belief that certain predictions are wrong and the default belief that certain predictions are embarrassing.

— Gideon Lewis-Kraus, New Yorker, 25 July 2026
There’s a right way and a wrong way to use digital assets such as bitcoin for diversification, financial advisors and market analysts said.

— Greg Iacurci,Annie Nova, CNBC, 25 July 2026

Definition of wrong

Browse Nearby Words

untroubled

untrue

untruss

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Style

“Untrue.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untrue. Accessed 1 Aug. 2026.

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Synonyms of untrue

adjective

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