1
as in psychotic
having or showing a very abnormal or sick state of mind
disgruntled relatives tried to prove that the woman was of unsound mind when she made her will
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in erroneous
not being in agreement with what is true
an unsound and pernicious stereotype
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in unreasonable
not using or following good reasoning
it is clearly unsound to argue that just because a scientific explanation for that phenomenon does not currently exist, no such explanation is possible
Synonyms & Similar Words
Antonyms & Near Antonyms
4
as in sick
temporarily suffering from a disorder of the body
an unsound horse that will have to be disqualified from the race
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of unsound
One wall in 18-20 Trinity St. — originally built for an insurance company — is structurally unsound.
—
Kenneth R. Gosselin, Hartford Courant, 25 Mar. 2025
Constructed in the 1950s with additions from the 1970s, the building was determined to have a structurally unsound central pillar — which the authorities believe to be the cause of the collapse, the Associated Press reported.
—Rachel Raposas, People.com, 11 Mar. 2025
But experts have found several other reasons for why layoffs lead to negative results:
Mass layoffs are often symptoms of unsound business strategies and don’t do anything to cure the larger problem.
—Mark Dent, thehustle.co, 7 Mar. 2025
Illogical Thinking Distorted, unsound thinking can arise with borderline personality disorder, schizophrenia, and manic episodes of bipolar disorder, among other mental health conditions.
—Mark Gurarie, Verywell Health, 27 Feb. 2025
See All Example Sentences for unsound
Kenneth R. Gosselin, Hartford Courant, 25 Mar. 2025
Constructed in the 1950s with additions from the 1970s, the building was determined to have a structurally unsound central pillar — which the authorities believe to be the cause of the collapse, the Associated Press reported.
—Rachel Raposas, People.com, 11 Mar. 2025
But experts have found several other reasons for why layoffs lead to negative results:
Mass layoffs are often symptoms of unsound business strategies and don’t do anything to cure the larger problem.
—Mark Dent, thehustle.co, 7 Mar. 2025
Illogical Thinking Distorted, unsound thinking can arise with borderline personality disorder, schizophrenia, and manic episodes of bipolar disorder, among other mental health conditions.
—Mark Gurarie, Verywell Health, 27 Feb. 2025
See All Example Sentences for unsound
Recent Examples of Synonyms for unsound
Adjective
-
The counselor also told police Trotman had had a previous psychotic break in which he was found wandering the woods.—
Peter Hermann,
Washington Post,
7 Feb. 2023
-
Lewis prescribed Price anti-psychotic medication after a mental health referral Sept. 1.—
Thomas Saccente,
Arkansas Online,
17 Jan. 2023
Adjective
-
But at these later stages, none of the remaining instances were in an erroneous state.—
John Timmer,
ArsTechnica,
6 June 2025
-
Meta said that its new policies had helped reduce erroneous content removals in the US by half without broadly exposing users to more offensive content than before the changes.—
Paresh Dave,
Wired News,
29 May 2025
Adjective
-
The vast majority of post commenters assured the OP that her feelings are completely valid and that her mother is being unreasonable.—
Toria Sheffield,
People.com,
7 June 2025
-
But leading the team to the Finals is not an unreasonable request.—
Troy Renck,
Denver Post,
6 June 2025
Adjective
-
There is another current salmonella outbreak linked to cucumbers that has already left 45 people sick and 16 hospitalized across 18 states.—
Bruce Y. Lee,
Forbes.com,
9 June 2025
-
Some of the samples tested positive for Salmonella and additional testing found that the samples were closely related to the Salmonella found in sick people.—
Amber Brenza,
Health,
8 June 2025
Adjective
-
Amanda learned in like 10 seconds, which is insane.—
Scott Roxborough,
The Hollywood Reporter,
24 Mar. 2025
-
If 51% of the population is being so underserved, the ratio to opportunity is insane.—
Gemma Allen,
Forbes,
23 Mar. 2025
Adjective
-
Of course, using AI models for intelligence analysis raises concerns about confabulation, where the models generate plausible-sounding, inaccurate information.—
ArsTechnica,
ArsTechnica,
6 June 2025
-
Retailers today face a complex mix of labor shortages, inconsistent customer service, inaccurate inventory data and rising customer expectations.—
Brett Beveridge,
Forbes.com,
6 June 2025
Adjective
-
To many watching, Elon Musk’s decision to publicly insult President Trump seemed self-destructive, if not outright irrational.—
Joel Shulman,
Forbes.com,
8 June 2025
-
And then the irrational with the Tom Thibodeau move.—
Ira Winderman,
Sun Sentinel,
5 June 2025
Adjective
-
The researchers and their partners are also working to track local residents’ health and to measure how well or poorly interventions like masks and household air filters protected them.—
Maggie Astor,
New York Times,
28 Mar. 2025
-
Both the United States and the United Nations have stepped back from leadership roles, a reflection of how poorly interventions in Haiti have gone and also the wide range of issues in other parts of the world at the moment.—
Adam Taylor,
Washington Post,
7 Mar. 2024
Cite this Entry
“Unsound.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsound. Accessed 18 Jun. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share