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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As in Williams’ case, attorneys argued that a sweep had violated the plaintiffs’ Fourth Amendment rights protecting them from unreasonable search and seizure, as well as their 14th Amendment right to due process.—
Ariane Lange,
Sacbee.com,
24 Mar. 2026
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Because that is ultimately what The Secret Garden is about—the stubborn, almost unreasonable insistence of living things to grow toward the light.—
Literary Hub,
Literary Hub,
23 Mar. 2026
Adjective
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At the time, LGBTQ+ advocates slammed the suit as baseless and damaging.—
Brittny Mejia,
Los Angeles Times,
26 Mar. 2026
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Compounding that volume, legal workers say, is a disorienting veneer of legibility that AI can bring to flawed or baseless arguments.—
Maggie Harrison Dupré,
Futurism,
18 Mar. 2026
Adjective
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Local election officials told the county Board of Supervisors last month that the complaint was unfounded.—
ABC News,
ABC News,
31 Mar. 2026
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The lesion that was removed from his brain is from the part of the brain that causes moments of unfounded fear.—
Gary Bedore,
Kansas City Star,
29 Mar. 2026
Cite this Entry
“Foundationless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foundationless. Accessed 4 Apr. 2026.
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