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
Relevance
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
Example Sentences
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Recent Examples of well-founded
And that uncertainty may be well-founded, because according to The Athletic national baseball writer and former MLB general manager Jim Bowden, there's another All-Star second baseman in the division who could make sense for New York.
—
Jon Vankin, MSNBC Newsweek, 26 Oct. 2025
That fear was probably well-founded.
—Ryan Whitwam, ArsTechnica, 5 Sep. 2025
One of these targets was to define a sound and well-founded strategy for Calik Denim to become a carbon-neutral company.
—Angela Velasquez, Sourcing Journal, 28 Aug. 2025
That confidence proved well-founded.
—Clayton Davis, Variety, 13 Aug. 2025
While these fears may be well-founded, our response should not be to reject crypto altogether, but rather embrace thoughtful policies to mitigate risks, protect consumers, and promote transparency.
—Jeremy Cooney, New York Daily News, 30 May 2025
Olson argued on behalf of The Bee that St. Hope’s judgment that these charges were not well-founded does not justify non-disclosure.
—Jennah Pendleton, Sacbee.com, 23 May 2025
Rohloff believes this sentiment is well-founded, especially in sectors like government, finance, and healthcare, where the stakes of data mishandling are existential.
—Gary Drenik, Forbes.com, 22 May 2025
Such concern is well-founded, analysts told ABC News, since small businesses typically lack the financial buffer, supply-chain flexibility and political influence of their larger counterparts.
—Max Zahn, ABC News, 10 May 2025
Jon Vankin, MSNBC Newsweek, 26 Oct. 2025
That fear was probably well-founded.
—Ryan Whitwam, ArsTechnica, 5 Sep. 2025
One of these targets was to define a sound and well-founded strategy for Calik Denim to become a carbon-neutral company.
—Angela Velasquez, Sourcing Journal, 28 Aug. 2025
That confidence proved well-founded.
—Clayton Davis, Variety, 13 Aug. 2025
While these fears may be well-founded, our response should not be to reject crypto altogether, but rather embrace thoughtful policies to mitigate risks, protect consumers, and promote transparency.
—Jeremy Cooney, New York Daily News, 30 May 2025
Olson argued on behalf of The Bee that St. Hope’s judgment that these charges were not well-founded does not justify non-disclosure.
—Jennah Pendleton, Sacbee.com, 23 May 2025
Rohloff believes this sentiment is well-founded, especially in sectors like government, finance, and healthcare, where the stakes of data mishandling are existential.
—Gary Drenik, Forbes.com, 22 May 2025
Such concern is well-founded, analysts told ABC News, since small businesses typically lack the financial buffer, supply-chain flexibility and political influence of their larger counterparts.
—Max Zahn, ABC News, 10 May 2025
Recent Examples of Synonyms for well-founded
Adjective
-
Not even a meta ending that pushes that idea to its logical breaking point can sour you on it.—
David Fear,
Rolling Stone,
7 Nov. 2025
-
To be fair, public entities have been stretching public records trade secret exceptions to logical extremes long before college athletes started getting paid—and these carve-outs are often intended to be permissive.—
Daniel Libit,
Sportico.com,
6 Nov. 2025
Adjective
-
The full selection, including Bib Gourmand restaurants (an honor that highlights restaurants offering high-quality food at reasonable prices), recognizes 228 restaurants spanning 44 cuisine types, shining a national and international spotlight on the varied cuisines and talented chefs of the South.—
Alana Al-Hatlani,
Southern Living,
3 Nov. 2025
-
The Penguins have a pretty reasonable amount of depth on the blue line, especially on the right side, which would make that move easier to absorb.—
Josh Yohe,
New York Times,
3 Nov. 2025
Adjective
-
Military admission with valid ID is $18.—
Marcus Smith,
Sacbee.com,
7 Nov. 2025
-
The entrance fee is $30 per vehicle, valid for a full week across all three park units, or $55 for an annual pass.—
Karthika Gupta,
Travel + Leisure,
7 Nov. 2025
Adjective
-
The ledger is the foundation of reasoned conclusion.—
Big Think,
Big Think,
5 Nov. 2025
-
The differences between any given Grokipedia and Wikipedia entry are in some sense hard to debate because there is no shared ground upon which to have a reasoned disagreement; to gravitate toward Grokipedia is to leave the world of evidence for that of belief.—
Matteo Wong,
The Atlantic,
28 Oct. 2025
Adjective
-
Eggers' stunning visuals and meticulous pace draw viewers into their increasingly desperate mania, gradually wedging open the door between rational interpretation and supernatural inescapability.—
Dennis Perkins,
Entertainment Weekly,
31 Oct. 2025
-
The results showed that the chimps’ decisions aligned with rational patterns of belief revision.—
Aamir Khollam,
Interesting Engineering,
30 Oct. 2025
Adjective
-
At 48 percent off, the traveler-adored Matein Travel Laptop Backpack is an excellent, sensible gift that can function as both a personal item and an everyday sightseeing tote.—
Merrell Readman,
Travel + Leisure,
7 Nov. 2025
-
Understanding the absurdity of one trillion anything makes the $38 trillion US national debt that economists have been blathering on about for years look almost sensible.—
Allison Morrow,
CNN Money,
6 Nov. 2025
Adjective
-
Lizzo’s understanding of a litany of online phrases is coherent enough, albeit overwhelming to hear all in succession.—
Fran Hoepfner,
Vulture,
30 Oct. 2025
-
When your nervous system is coherent, time slows down.—
Big Think,
Big Think,
29 Oct. 2025
Adjective
-
If the current fiscal package is estimated to not only cover its costs but grow the economy too, the path is justified, argued Zandi.—
Eleanor Pringle,
Fortune,
27 Oct. 2025
-
Who can claim this jumble of junior-varsity field hockey teams, center-justified poetry, and polyester tux jackets as their intellectual property?—
Dan Piepenbring,
Harpers Magazine,
24 Oct. 2025
Cite this Entry
“Well-founded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/well-founded. Accessed 9 Nov. 2025.
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