as in unreasonable
having no basis in reason or fact
a careful investigation proved that the charges were foundationless
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Recent Examples of foundationless
Buying a foundationless house is not the only real-estate mistake Handler has made.
—
Kim Velsey, Curbed, 11 Mar. 2026
Kim Velsey, Curbed, 11 Mar. 2026
Recent Examples of Synonyms for foundationless
Adjective
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Gill's decision came after Scott's lawyer requested to suspend the trial on the grounds that the grandparents had not met the state statute requiring them to prove Scott's decision to keep them from seeing Laila was unreasonable.—
Juliet Pennington,
PEOPLE,
24 Apr. 2026
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Keirans, 59, argued the 144-month prison term was unreasonable and that special conditions of supervised release were improper.—
CBS News,
CBS News,
24 Apr. 2026
Adjective
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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
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The petition seeking a special prosecutor is frivolous, contains baseless allegations and gross misrepresentations of the law.—
Sabrina Franza,
CBS News,
24 Apr. 2026
Adjective
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An Amazon spokesperson said workers’ fears were unfounded.—
Greg Bensinger,
USA Today,
23 Apr. 2026
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Experts say those concerns are not unfounded.—
Larry Seward,
Miami Herald,
21 Apr. 2026
Cite this Entry
“Foundationless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foundationless. Accessed 1 May. 2026.
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