as in unreasonable
having no basis in reason or fact
the accusation proved to be unfounded
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Example Sentences
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Recent Examples of unfounded
Those concerns and complaints have proven to be wildly unfounded.
—
Ian Miller Outkick,
FOXNews.com,
15 June 2026
The bill also allows for communication between the state’s health department and IDFPR involving patient abuse allegations, even those a hospital determines are unfounded.
—
Emily Hoerner,
Chicago Tribune,
12 June 2026
Hilton on Tuesday addressed the president’s unfounded but vociferous claims that Democrats have massively cheated in our recent election.
—
Los Angeles Times,
11 June 2026
His fear that the Ross miss might prove to be a bad omen was unfounded.
—
Jack Lang,
New York Times,
9 June 2026
See All Example Sentences for unfounded
Ian Miller Outkick,
FOXNews.com,
15 June 2026
The bill also allows for communication between the state’s health department and IDFPR involving patient abuse allegations, even those a hospital determines are unfounded.
—
Emily Hoerner,
Chicago Tribune,
12 June 2026
Hilton on Tuesday addressed the president’s unfounded but vociferous claims that Democrats have massively cheated in our recent election.
—
Los Angeles Times,
11 June 2026
His fear that the Ross miss might prove to be a bad omen was unfounded.
—
Jack Lang,
New York Times,
9 June 2026
See All Example Sentences for unfounded
Recent Examples of Synonyms for unfounded
Adjective
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According to the Aspen Institute, Norwegian leagues don’t keep score or track standings until the kids are 11 years old, which goes a long way toward eliminating many of the unreasonable pressures that developing athletes often experience in more hyper-competitive environments.
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Luca thinks Marcus is being unreasonable by adding a new ingredient to their dessert at the last minute and by asking Chester to run an errand in awful conditions.
Adjective
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On the evening of June 2, his baseless case was further undercut when Republican Steve Hilton won the second spot on November’s ballot for governor, up against Democrat Xavier Becerra.
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Skepticism of elections flared up recently in California after Trump made a baseless claim that Democrats were cheating to defeat a Republican candidate for governor and another for Los Angeles mayor.
Adjective
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But too often groundless complaints are filed concerning behavior that was an unremarkable part of growing up just a generation ago.
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China says such allegations are groundless.
Adjective
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Conjecture over that evidence fueled unsubstantiated conspiracy theories that there might have been a second shooter, or that his death was staged.
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Conjecture over the evidence in Kirk’s killing has fueled unsubstantiated conspiracy theories that there might have been a second shooter, or that his death was staged.
Cite this Entry
“Unfounded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfounded. Accessed 30 Jun. 2026.
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