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
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
On the one hand, students’ efforts to earn a 4.0 GPA, ace their final tests, and score high on their AP or IB exams are well-founded—a stellar GPA is the foundation of a successful college application.
—Christopher Rim, Forbes.com, 9 May 2025
Engagement Citizens’ concerns over the ways in which increased multifamily housing may affect traffic, schools and other local resources can be well-founded, or at least well-intentioned.
—Matt Frazier, Forbes.com, 21 Apr. 2025
With the draft less than a week away, on Monday, and the declaration deadline behind us, that uncertainty was well-founded.
—Sabreena Merchant, New York Times, 9 Apr. 2025
This drive is well-founded, since jobs reports show well-paying positions are getting harder to find, particularly for Black women, coupled with a successful anti-DEI push led by the conservative right.
—Jasmine Browley, Essence, 25 Mar. 2025
Paul's fears would be well-founded: The Equal Rights Amendment was given a time limit: Seven years, originally, from congressional passage to ratification by the requisite three-quarters of states.
—Phaedra Trethan, USA TODAY, 22 Mar. 2025
This might fuel the anxiety about junior-level developer jobs disappearing—and the fear is well-founded.
—Steve Rodda, Forbes, 18 Mar. 2025
Lawmakers’ focus on reining in the cost of housing is well-founded.
—Patrick Gleason, Forbes, 1 Mar. 2025
Max Zahn, ABC News, 10 May 2025
On the one hand, students’ efforts to earn a 4.0 GPA, ace their final tests, and score high on their AP or IB exams are well-founded—a stellar GPA is the foundation of a successful college application.
—Christopher Rim, Forbes.com, 9 May 2025
Engagement Citizens’ concerns over the ways in which increased multifamily housing may affect traffic, schools and other local resources can be well-founded, or at least well-intentioned.
—Matt Frazier, Forbes.com, 21 Apr. 2025
With the draft less than a week away, on Monday, and the declaration deadline behind us, that uncertainty was well-founded.
—Sabreena Merchant, New York Times, 9 Apr. 2025
This drive is well-founded, since jobs reports show well-paying positions are getting harder to find, particularly for Black women, coupled with a successful anti-DEI push led by the conservative right.
—Jasmine Browley, Essence, 25 Mar. 2025
Paul's fears would be well-founded: The Equal Rights Amendment was given a time limit: Seven years, originally, from congressional passage to ratification by the requisite three-quarters of states.
—Phaedra Trethan, USA TODAY, 22 Mar. 2025
This might fuel the anxiety about junior-level developer jobs disappearing—and the fear is well-founded.
—Steve Rodda, Forbes, 18 Mar. 2025
Lawmakers’ focus on reining in the cost of housing is well-founded.
—Patrick Gleason, Forbes, 1 Mar. 2025
Recent Examples of Synonyms for well-founded
Adjective
-
As a result, that has been seen as the most logical landing spot all along.—
Troy Finnegan,
MSNBC Newsweek,
14 May 2025
-
Returning samples of the Martian surface to Earth for study is the logical next step in these efforts.—
Bruce Jakosky,
Space.com,
14 May 2025
Adjective
-
There is a very reasonable bet that something like this happens.—
Sam Vecenie,
New York Times,
16 May 2025
-
This level needs to be reasonable and proportionate to the risk.—
Mark Littler,
Forbes.com,
16 May 2025
Adjective
-
If somebody received a slap on the wrist for past threats or weapons incidents, then there are valid questions about how school authorities did their jobs.—
Holly Yan,
CNN Money,
10 May 2025
-
The program was also smart enough to create valid Lego designs free of errors that adhered to the text prompt 100% of the time.—
Michael Kan,
PC Magazine,
9 May 2025
Adjective
-
What’s more, behavioral economics suggests that our deviations from rational, deliberate behavior has some predictable structure.—
Jens Ludwig,
Time,
15 May 2025
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The ban on water fluoridation by the Florida Legislature (SB 700) and the outspoken views of the state surgeon general are the antithesis of rational public health measures.—
Sun Sentinel Editorial Board,
Sun Sentinel,
4 May 2025
Adjective
-
With any luck these sensible changes will not be casualties of Trump’s high-risk omnibus strategy.—
Matt Fleming,
Oc Register,
10 May 2025
-
Another year for Howard, who made nine league starts due to injury and loss of form among his younger peers, seems sensible, along with a loan elsewhere for Luke McNicholas.—
Richard Sutcliffe,
New York Times,
9 May 2025
Adjective
-
Any possible legislation is seemingly ages away, as if Congress ever does a coherent job of policing big tech in the first place.—
Paul Tassi,
Forbes.com,
8 May 2025
-
The way the series blended all these disparate elements into something not just coherent but transcendent was a stunning achievement.—
Kelly Lawler,
USA Today,
8 May 2025
Adjective
-
Sometimes anger is righteous, justified and productive.—
Shannon Carpenter,
CNN Money,
18 Apr. 2025
-
According to historian Darren Mulloy, extremists use well-known and accepted American symbols to create a sense that violence is a justified and necessary means of defense.—
Art Jipson,
The Conversation,
17 Apr. 2025
Adjective
-
The cryptocurrency has benefited from a best of both worlds scenario that has led to growing momentum from more bitcoin treasury companies and Wall Street investors.—
Tanaya Macheel,
CNBC,
19 May 2025
-
The film topped Entertainment Weekly's 2022 list of Tom Cruise-starring projects ranked by grade, and came in just behind Born on the Fourth of July as containing Cruise's all-time best screen performance.—
Ryan Coleman,
EW.com,
19 May 2025
Cite this Entry
“Well-founded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/well-founded. Accessed 24 May. 2025.
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