as in unreasonable
having no basis in reason or fact
baseless rumors that the baseball player was using steroids
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Recent Examples of baseless
Bianco also faces scrutiny for seizing more than 650,000 election ballots in what critics call a baseless fraud investigation.
—
Hailey Wang, Los Angeles Times, 9 May 2026
In a new legal filing, obtained by Fox News Digital, Lively's legal team argued that Baldoni's dismissed $400 million defamation case was not only baseless but retaliatory.
—Lauryn Overhultz, FOXNews.com, 7 May 2026
Benito himself hasn’t confirmed anything, so these fan theories could pan out — or be totally baseless.
—Maya Georgi, Rolling Stone, 6 May 2026
ExxonMobil officials said when Ellison sued in 2020 that the action was baseless.
—Todd Richmond, Twin Cities, 4 May 2026
The pet claims — which amplified a baseless online rumour — led to the speech being sampled in songs that received millions of views.
—Adam Leventhal, New York Times, 28 Apr. 2026
Jackson’s attorney says those are baseless claims.
—Julia Coin, Charlotte Observer, 27 Apr. 2026
After Howard King was replaced for a time by attorney Mark Geragos, Geragos made a new but equally baseless $40 million demand on behalf of the Cascios.
—Cynthia Littleton, Variety, 24 Apr. 2026
The petition seeking a special prosecutor is frivolous, contains baseless allegations and gross misrepresentations of the law.
—Sabrina Franza, CBS News, 24 Apr. 2026
Hailey Wang, Los Angeles Times, 9 May 2026
In a new legal filing, obtained by Fox News Digital, Lively's legal team argued that Baldoni's dismissed $400 million defamation case was not only baseless but retaliatory.
—Lauryn Overhultz, FOXNews.com, 7 May 2026
Benito himself hasn’t confirmed anything, so these fan theories could pan out — or be totally baseless.
—Maya Georgi, Rolling Stone, 6 May 2026
ExxonMobil officials said when Ellison sued in 2020 that the action was baseless.
—Todd Richmond, Twin Cities, 4 May 2026
The pet claims — which amplified a baseless online rumour — led to the speech being sampled in songs that received millions of views.
—Adam Leventhal, New York Times, 28 Apr. 2026
Jackson’s attorney says those are baseless claims.
—Julia Coin, Charlotte Observer, 27 Apr. 2026
After Howard King was replaced for a time by attorney Mark Geragos, Geragos made a new but equally baseless $40 million demand on behalf of the Cascios.
—Cynthia Littleton, Variety, 24 Apr. 2026
The petition seeking a special prosecutor is frivolous, contains baseless allegations and gross misrepresentations of the law.
—Sabrina Franza, CBS News, 24 Apr. 2026
Recent Examples of Synonyms for baseless
Adjective
-
Another avenue for the administration is to invoke a section of the Trade Act of 1974 that allows tariffs against countries for unreasonable or discriminatory trade practices.—
Judith Kohler,
Denver Post,
7 May 2026
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And to be fair to Rivers, many people wondered aloud if Green was being unreasonable, incorrect, delusional or all of the above.—
Zach Harper,
New York Times,
7 May 2026
Adjective
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The common assumption that, one way or another, the strait will reopen when the crisis ends is unfounded.—
Robert Kagan,
The Atlantic,
10 May 2026
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Although an inquiry by the National Oceanic and Atmospheric Administration was closed, stating that the allegation of his removal and transport of the whale head was unfounded, the absence of a detailed public explanation still leaves the ethical questions unresolved.—
Sam Zeveloff,
STAT,
9 May 2026
Adjective
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China says such allegations are groundless.—
Chan Ho-Him,
Fortune,
6 May 2026
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The former proved ultimately groundless while the latter came to pass, but not until the market was glutted.—
Michael Lynch,
Forbes.com,
2 Mar. 2026
Adjective
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Overwhelmingly, those cases stem from reports later found to be false or unsubstantiated.—
James R Mason,
Hartford Courant,
12 May 2026
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Judge Walgren’s responses to these allegations were measured and appropriate in the face of unsubstantiated allegations.—
Rafael Perez,
Daily News,
7 May 2026
Cite this Entry
“Baseless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/baseless. Accessed 16 May. 2026.
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