as in unreasonable
having no basis in reason or fact
the accusation proved to be unfounded
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Recent Examples of unfounded
Those stereotypes are unfounded because, yes, blended scotch, can be both complex and widely-appealing at the same time.
—
Brad Japhe, Forbes.com, 15 June 2025
Apples to oranges between 1992 and now ‒ so far
Republicans have begun to draw parallels between the current unrest in Los Angeles and the Rodney King riots in 1992 – comparisons Young said are completely unfounded.
—Christopher Cann, USA Today, 10 June 2025
More recently, unfounded antagonism against immigrants is being used to sow fear across many Orlando-area communities.
—Orlando Sentinel Editorial Board, The Orlando Sentinel, 12 June 2025
Bolsonaro has already been banned by Brazil's top electoral court from running in elections until 2030 over abuse of power while in office and casting unfounded doubts on the country's electronic voting system.
—Arkansas Online, 11 June 2025
See All Example Sentences for unfounded
Brad Japhe, Forbes.com, 15 June 2025
Apples to oranges between 1992 and now ‒ so far
Republicans have begun to draw parallels between the current unrest in Los Angeles and the Rodney King riots in 1992 – comparisons Young said are completely unfounded.
—Christopher Cann, USA Today, 10 June 2025
More recently, unfounded antagonism against immigrants is being used to sow fear across many Orlando-area communities.
—Orlando Sentinel Editorial Board, The Orlando Sentinel, 12 June 2025
Bolsonaro has already been banned by Brazil's top electoral court from running in elections until 2030 over abuse of power while in office and casting unfounded doubts on the country's electronic voting system.
—Arkansas Online, 11 June 2025
See All Example Sentences for unfounded
Recent Examples of Synonyms for unfounded
Adjective
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Solomon, 47, of Fairburn, was arraigned in federal court on June 17 on charges of using unreasonable force and obstructing justice, the U.S. Attorney’s Office for the Northern District of Georgia said in a news release.—
Julia Marnin,
Miami Herald,
18 June 2025
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California Department of Education officials in 2018 found that school staff used unreasonable and unnecessary force in restraining Max.—
Darrell Smith,
Sacbee.com,
17 June 2025
Adjective
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The site has a history of promoting groundless conspiracy theories.—
Tom Dreisbach,
NPR,
20 Feb. 2025
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On Thursday, Gottlieb and Hudson blasted the lawsuit as legally groundless and an effort to silence the actress.—
Daniel S. Levine,
People.com,
21 Mar. 2025
Adjective
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As the Diddy trial continues to make headlines, the rise of cosplay journalism driven by influencers and content creators sharing unsubstantiated claims is eroding the foundation of trustworthy news.—
Ime Ekpo,
Forbes.com,
21 June 2025
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In an Instagram post, Northgate said reports of raids at its stores were unsubstantiated.—
Lauren Ng,
Los Angeles Times,
17 June 2025
Cite this Entry
“Unfounded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfounded. Accessed 3 Jul. 2025.
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