Word.ws English Dictionary

How to use unfounded in a sentence

19 example sentences · adjective

Unfounded means having no strong foundation; not based on solid reasons or facts. Example: “This whole fear over swine flu was unfounded; it was clearly an overreaction.”

Examples of unfounded by meaning

adjectiveHaving no strong foundation; not based on solid reasons or facts.

  • an unfounded report; unfounded fears

adjectiveNot having been founded or instituted.

  • Even the great world as yet undiscovered, the cities as yet unfounded, and the history as yet unwritten, are lost: fallen from the beginning.1980, Helen Louise Gardner, John Carey, English Renaissance studies, page 268

More sentences with unfounded

  • This whole fear over swine flu was unfounded; it was clearly an overreaction.From the entry overreaction
  • The hope that he’d react proved utterly unfounded.From the entry prove
  • How could they print an unfounded rumour like that?From the entry print
  • The celebrity was stunned to find herself confronted with unfounded allegations on the front page of a newspaper.From the entry stun
  • Together, our studies show that the perception of moral decline is pervasive, perdurable, unfounded and easily produced.2023, Mastroianni, Adam M., Gilbert, Daniel T, “The illusion of moral decline”, in Nature, 618 782-789 (2023). From the entry perdurable
  • His resolve not to worry about unfounded scuttlebutt lasted about two minutes.2003, Len Custer, Called to Serve: A Historical Novel of the Korean War, New York, N.Y.: iUniverse, →ISBN, page 211. From the entry scuttlebutt
  • First thing you gotta have is some sort of confounding unfounded prejudicial spew and contrived agenda aimed at humanity.2009, Lee Kierig, Where, Is Infinite Love?, →ISBN. From the entry spew
  • Cruickshank has faced a series of lawsuits as a result of his no-holes-barred brand of often libellous or unfounded investigative journalism.2009 March 2, George Binning, “Welcome to Digger land”, in Glasgow Guardian Archive, archived from the original on 26 Dec 2025. From the entry no holes barred
  • This is not unfounded – the goolar is a 'riparian' tree, growing naturally near streams or ponds in moist, clayey loams.2006, Pradip Krishen, “Jamun-like Leaves”, in Trees of Delhi: A Field Guide, New Delhi: Dorling Kindersley (India), →ISBN, pages 56–57. From the entry gular
  • Many uplines convince their distributors to develop an "us vs. them" attitude that is completely unfounded in reality.1998, Charles F. Amick, Network Marketing: How to Play by Your Own Rules and Win, page 48. From the entry up line
  • The second part of the premise, which claims that calls for a secular Iran continue to foster the cause of Western imperialism, seems unfounded.2023 November 6, Hossein Dabbagh, Patrick Hassan, “Secularism in Iran”, in aeon, archived from the original on 18 Nov 2023. From the entry criterial
  • Cyberchondria (compucondria) is the unfounded escalation of concerns about common symptomology based on a review of search results and literature online (13).2020 June 12, Christina Nikolova Grupcheva, Mladena Nikolaeva Radeva, Dimitar Ivanov Grupchev, “How to run an efficient eye care practice…. From the entry compucondria
  • Learning the distinction between well placed concern and unfounded crazymaking is a life long lesson in developing good instincts and creating solid emotional boundaries.2007, Michelle T. Johnson, Black Out, page 68. From the entry crazymaking
  • Castelló called the spy claim unfounded.2006 November 25, Andy Newman, “Standoff at Miami Papers Ends in Cartoonist's Arrest”, in The New York Times. From the entry blood libel
  • It may come as some relief to hear, then, that for every alarmist headline there are plenty of neuroscientists, psychologists and philosophers who believe this moral panic is unfounded.2025 January 29, Amy Fleming, “All in the mind? The surprising truth about brain rot”, in The Guardian, →ISSN. From the entry moral panic
  • He also puts forth unfounded claims like the one that australopitheci had prehensile feet like chimps and not feet like men, enabling them to walk upright.2002 December, Martin Riexinger, “The Islamic Creationism of Harun Yahya”, in Dick Douwes, editor, ISIM Newsletter, number 11, Leiden…. From the entry australopithecus
  • Then, if one bewares of voluntary mistakes, of exaggeration and unfounded assertion, if one builds only upon actual and carefully observed facts, an important and well-grounded discipline must ensue.1918, Hans Gross, translated by Horace M. Kallen, Criminal Psychology, page 86. From the entry bewares

Meaning of unfounded

  1. adjective Having no strong foundation; not based on solid reasons or facts.
  2. adjective Not having been founded or instituted.
  3. adjective Bottomless.

Full definition of unfounded

Questions about unfounded in a sentence

How do you use unfounded in a sentence?
Unfounded is used as an adjective. For example: “This whole fear over swine flu was unfounded; it was clearly an overreaction.”
What is a short sentence with unfounded?
“an unfounded report; unfounded fears”
What does unfounded mean?
Unfounded means having no strong foundation; not based on solid reasons or facts.

Source and license

Adapted from Wiktionary: unfounded (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.

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Cite this page: “How to use unfounded in a sentence.” Word.ws, https://word.ws/sentences/unfounded. Based on Wiktionary, CC BY-SA 4.0.