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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Sibrian then retaliated against Soto for her claims by reducing her hourly wage, assigning unreasonable workloads and changing her schedule, according to the lawsuit.—
Rachel McRady,
PEOPLE,
1 May 2026
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If these requirements are not met, the search is unreasonable and therefore unlawful, and evidence obtained in that search cannot be used in court, barring a good-faith exception.—
Anne Toomey McKenna,
The Conversation,
29 Apr. 2026
Adjective
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The pet claims — which amplified a baseless online rumour — led to the speech being sampled in songs that received millions of views.—
Adam Leventhal,
New York Times,
28 Apr. 2026
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Jackson’s attorney says those are baseless claims.—
Julia Coin,
Charlotte Observer,
27 Apr. 2026
Adjective
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Additionally, the notion that this community is a drain on our resources is completely unfounded.—
Linh Tat,
Oc Register,
4 May 2026
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Geminis are famously known for spreading the tea, which is why Chris aligns with the unfounded and inaccurate tales the air sign often tells.—
Lisa Stardust,
PEOPLE,
3 May 2026
Cite this Entry
“Foundationless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foundationless. Accessed 8 May. 2026.
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