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
Example Sentences
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Recent Examples of well-founded
That skepticism is well-founded in the wake of the recent wildfires.
—
Connor Sheets, Los Angeles Times, 18 Jan. 2025
Borenstein’s contention is that these diversions run contrary to the promises made to voters and that argument appears to be well-founded.
—Jon Coupal, Orange County Register, 8 Jan. 2025
The entire hockey world will be watching Game 3 on Friday to see if Knoblauch’s confidence in Skinner is well-founded.
—Daniel Nugent-Bowman, The Athletic, 25 Apr. 2024
If the Bears can’t shake the defeat off at Arizona in Week 9, that panic could be well-founded and the team may end up in the NFC North cellar.
—Steve Silverman, Forbes, 28 Oct. 2024
There’s urgency to Sunday’s game that is well-founded for a squad build for a deep playoff run.
—Jay Paris, Forbes, 19 Oct. 2024
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
Connor Sheets, Los Angeles Times, 18 Jan. 2025
Borenstein’s contention is that these diversions run contrary to the promises made to voters and that argument appears to be well-founded.
—Jon Coupal, Orange County Register, 8 Jan. 2025
The entire hockey world will be watching Game 3 on Friday to see if Knoblauch’s confidence in Skinner is well-founded.
—Daniel Nugent-Bowman, The Athletic, 25 Apr. 2024
If the Bears can’t shake the defeat off at Arizona in Week 9, that panic could be well-founded and the team may end up in the NFC North cellar.
—Steve Silverman, Forbes, 28 Oct. 2024
There’s urgency to Sunday’s game that is well-founded for a squad build for a deep playoff run.
—Jay Paris, Forbes, 19 Oct. 2024
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
Recent Examples of Synonyms for well-founded
Adjective
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The policy becomes logical when considering the incubation periods of STDs and how those timelines differ between illnesses.—
Zoey Lyttle,
People.com,
24 Jan. 2025
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In the absence of that, there may be a need for an arbiter, with Igbokwe and Berwick’s boss, Langley, as the logical choice.—
Peter White,
Deadline,
24 Jan. 2025
Adjective
-
The moves alienated longtime shoppers who valued Kohl’s for its quality clothes at reasonable prices.—
Maria Sole Campinoti,
CNN,
27 Jan. 2025
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All of this could have been avoided with any number of reasonable, common-sense approaches to addressing homebuilding on a statewide basis.—
Kaitlyn Schallhorn,
Orange County Register,
27 Jan. 2025
Adjective
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Others believe the practice undermines the valid goal of requiring workers to come back to work sites to improve productivity.—
Paul Davidson,
USA TODAY,
21 Jan. 2025
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Sanchez also did not have a valid driver's license, according to the affidavit.—
Kiki Intarasuwan,
CBS News,
21 Jan. 2025
Adjective
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As brutal as the action looks on the surface, there is some rational trading taking place, even if some of the moves in individual stocks end up being overdone.—
Zev Fima,
CNBC,
27 Jan. 2025
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Our rational impulses are so automatic, and so strong, that we’re now faced with the problem of what to do with the irrational.—
Joshua Rothman,
The New Yorker,
25 Jan. 2025
Adjective
-
Another sensible name is Seahawks defensive backs coach/passing game coordinator Karl Scott, who’s been with the Seahawks since 2022.—
Vic Tafur,
The Athletic,
24 Jan. 2025
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The angle here will be for those who wish to adroitly adopt a frugal perspective and carry that predilection into their daily endeavors in a sensible fashion.—
Lance Eliot,
Forbes,
18 Jan. 2025
Adjective
-
Wave functions remain coherent, transitions between states are smooth and computational systems operate at peak efficiency.—
Eric Solis,
Forbes,
22 Jan. 2025
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More support for Calvert-Lewin — and empowering attacking players One of the main criticisms of the football Dyche’s sides played was that there was little guidance or semblance of a coherent blueprint in the attacking third.—
Patrick Boyland,
The Athletic,
22 Jan. 2025
Adjective
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The first penalty, a roughing the passer on Anderson, Anderson argued, was a straightforward and justified call.—
David Faris,
Newsweek,
19 Jan. 2025
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Costly means paying a premium for justified value, while expensive is simply overpriced.—
Lela London,
Forbes,
13 Jan. 2025
Adjective
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The hotel whose setting and décor is the next best thing to visiting Austria is also full of the real family’s history.—
Ulrike Lemmin-Woolfrey, contributor,
CNBC,
20 Jan. 2025
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Boyd may have tried to explain the situation, but pushing a coach, or anyone for that matter, is never a good look.—
David Faris,
Newsweek,
19 Jan. 2025
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 1 Feb. 2025.
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