1
as in logical
according to the rules of logic
even a well-founded argument can lead to an erroneous conclusion if one of the premises is incorrect
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in reasonable
based on sound reasoning or information
a well-founded complaint about the business's treatment of its customers
Synonyms & Similar Words
Antonyms & Near Antonyms
Examples of well-founded in a Sentence
Recent Examples on the Web
In tandem with their middling 3rd-down conversion rate (41.6%), your frustration as a fan is well-founded.
—
Matthew Self, The Arizona Republic, 26 Sep. 2024
Of course there are trolls out there, but a great deal of criticism for this show is well-founded and compelling and certainly the falling viewership numbers lend credence to critocs.
—Erik Kain, Forbes, 14 Sep. 2024
Those fears appear to have been well-founded with Nvidia’s stock tanking 9.5% overnight, wiping about $300 billion of its market cap, amid a broad sell-off in U.S. markets.
—Lee Ying Shan, CNBC, 4 Sep. 2024
Justice Sotomayor’s fear is well-founded Granting immunity from criminal prosecution is a prosecutorial function, not a judicial function.
—Reader Commentary, Baltimore Sun, 8 July 2024
The group’s initial doubts were well-founded, says Brant Robertson, an astronomer and JADES member at the University of California, Santa Cruz, who is also a co-author of the preprint paper that reported the new record holder.
—Riis Williams, Scientific American, 13 June 2024
Considering that pro–gay rights rulings by the U.S. Supreme Court began in earnest only with Lawrence v. Texas, these fears were more than well-founded.
—Omar G. Encarnación, Foreign Affairs, 28 June 2015
The new audit implies that the public’s skepticism is well-founded.
—Dan Walters, The Mercury News, 13 Apr. 2024
Whether real or simply in Smith’s head, the pressure is well-founded.
—Josh Crutchmer, Rolling Stone, 29 Feb. 2024
Matthew Self, The Arizona Republic, 26 Sep. 2024
Of course there are trolls out there, but a great deal of criticism for this show is well-founded and compelling and certainly the falling viewership numbers lend credence to critocs.
—Erik Kain, Forbes, 14 Sep. 2024
Those fears appear to have been well-founded with Nvidia’s stock tanking 9.5% overnight, wiping about $300 billion of its market cap, amid a broad sell-off in U.S. markets.
—Lee Ying Shan, CNBC, 4 Sep. 2024
Justice Sotomayor’s fear is well-founded Granting immunity from criminal prosecution is a prosecutorial function, not a judicial function.
—Reader Commentary, Baltimore Sun, 8 July 2024
The group’s initial doubts were well-founded, says Brant Robertson, an astronomer and JADES member at the University of California, Santa Cruz, who is also a co-author of the preprint paper that reported the new record holder.
—Riis Williams, Scientific American, 13 June 2024
Considering that pro–gay rights rulings by the U.S. Supreme Court began in earnest only with Lawrence v. Texas, these fears were more than well-founded.
—Omar G. Encarnación, Foreign Affairs, 28 June 2015
The new audit implies that the public’s skepticism is well-founded.
—Dan Walters, The Mercury News, 13 Apr. 2024
Whether real or simply in Smith’s head, the pressure is well-founded.
—Josh Crutchmer, Rolling Stone, 29 Feb. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'well-founded.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Thesaurus Entries Near well-founded
Cite this Entry
“Well-founded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/well-founded. Accessed 30 Oct. 2024.
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