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
This perspective that America’s founders supported insurrectionism is baseless.
—
Douglas Letter, Time, 6 Jan. 2026
Kyiv has dismissed the allegation as a baseless lie aimed at building a pretext for the Kremlin to push ahead with its war.
—Yuliya Talmazan, NBC news, 30 Dec. 2025
Then there are the anti-vax politics — including baseless allegations made by Robert Malone, a pathologist turned biotechnology executive, on his personal Substack.
—Eli Cahan, Rolling Stone, 19 Dec. 2025
Fulton County has been at the center of baseless claims by Trump and allies that the 2020 election was rigged against him.
—Npr Washington Desk, NPR, 12 Dec. 2025
The public interest weighs heavily in favor of protecting against highly valuable intellectual property being locked away and restricted from public enjoyment because of baseless legal claims.
—Jenna Sundel, MSNBC Newsweek, 2 Dec. 2025
Her defense team claims the charges are baseless and plans to prove her innocence.
—Miami Herald Archives, Miami Herald, 28 Nov. 2025
Critics denounced the arrests as baseless.
—Stefano Pozzebon, CNN Money, 11 Nov. 2025
Peters, a former Republican clerk and recorder in Colorado who denies that Biden won the 2020 election, was convicted of allowing someone to access data from a secure voting system in attempts to prove baseless election denial conspiracies.
—Josh Meyer, USA Today, 10 Nov. 2025
Douglas Letter, Time, 6 Jan. 2026
Kyiv has dismissed the allegation as a baseless lie aimed at building a pretext for the Kremlin to push ahead with its war.
—Yuliya Talmazan, NBC news, 30 Dec. 2025
Then there are the anti-vax politics — including baseless allegations made by Robert Malone, a pathologist turned biotechnology executive, on his personal Substack.
—Eli Cahan, Rolling Stone, 19 Dec. 2025
Fulton County has been at the center of baseless claims by Trump and allies that the 2020 election was rigged against him.
—Npr Washington Desk, NPR, 12 Dec. 2025
The public interest weighs heavily in favor of protecting against highly valuable intellectual property being locked away and restricted from public enjoyment because of baseless legal claims.
—Jenna Sundel, MSNBC Newsweek, 2 Dec. 2025
Her defense team claims the charges are baseless and plans to prove her innocence.
—Miami Herald Archives, Miami Herald, 28 Nov. 2025
Critics denounced the arrests as baseless.
—Stefano Pozzebon, CNN Money, 11 Nov. 2025
Peters, a former Republican clerk and recorder in Colorado who denies that Biden won the 2020 election, was convicted of allowing someone to access data from a secure voting system in attempts to prove baseless election denial conspiracies.
—Josh Meyer, USA Today, 10 Nov. 2025
Recent Examples of Synonyms for baseless
Adjective
-
Importantly, the president already has full legal authority to impose tariffs when other nations’ behavior places an unreasonable burden on our economy, including through environmental negligence.—
Chip Lamarca,
Sun Sentinel,
6 Jan. 2026
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The logic was that Spirit had projected the league would grow at a rate that the league itself found unreasonable, and so would not be able to field a team while also paying Rodman.—
Louisa Thomas,
New Yorker,
4 Jan. 2026
Adjective
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The law was based on fears of espionage after the attack, which were generally unfounded.—
Nollyanne Delacruz,
Mercury News,
7 Jan. 2026
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This homeowner's unfounded accusation that our office violated this obligation is untrue and personally offensive.—
Olivia Young,
CBS News,
2 Jan. 2026
Adjective
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Similarly, the course of action that will bring recovery—reviving domestic manufacturing, revitalizing small towns, ensuring fairness for farmers and working people—is not an impossibility that will poison our minds with groundless optimism.—
Rosa Lyster,
Harpers Magazine,
30 Dec. 2025
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Those fears weren’t groundless: Research shows that people aren’t especially good at identifying deepfakes.—
Francesco Agnellini,
The Conversation,
24 Nov. 2025
Adjective
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His specific claims are so far unsubstantiated — state investigators found daycares featured in the film operating as expected.—
Stephen Fowler,
NPR,
16 Jan. 2026
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The Kremlin looked to be doubling down on efforts to prolong the Ukraine war, making unsubstantiated claims that Kyiv had sought to attack one of Russian President Vladimir Putin’s residences, while Moscow’s forces launched a large-scale drone attack in southern Ukraine.—
Prashant Rao,
semafor.com,
31 Dec. 2025
Cite this Entry
“Baseless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/baseless. Accessed 22 Jan. 2026.
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