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
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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
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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
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Lewis prescribed Price anti-psychotic medication after a mental health referral Sept. 1.—
Thomas Saccente,
Arkansas Online,
17 Jan. 2023
Adjective
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But at these later stages, none of the remaining instances were in an erroneous state.—
John Timmer,
ArsTechnica,
6 June 2025
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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
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At this juncture, a 10-7 regular season record isn’t unreasonable.—
Charley Walters,
Twin Cities,
25 May 2025
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Are my feelings unreasonable? – Mother-of-the-Groom Gloom Dear Mother: Your feelings are completely reasonable.—
R. Eric Thomas,
Mercury News,
23 May 2025
Adjective
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Each year, about 48 million people in the U.S. get sick with foodborne illnesses, 128,000 are hospitalized, and 3,000 die, according to the Centers for Disease Control and Prevention.—
Stephanie Armour,
Miami Herald,
29 May 2025
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The best defense remains up-to-date vaccination, testing when symptomatic, masking in crowded indoor spaces, and staying home when sick.—
Rachael O'Connor,
MSNBC Newsweek,
28 May 2025
Adjective
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Amanda learned in like 10 seconds, which is insane.—
Scott Roxborough,
The Hollywood Reporter,
24 Mar. 2025
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If 51% of the population is being so underserved, the ratio to opportunity is insane.—
Gemma Allen,
Forbes,
23 Mar. 2025
Adjective
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Ortega also explained that her age makes people assume an inaccurate sense of naiveté.—
Wesley Stenzel,
EW.com,
28 May 2025
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But this is inaccurate as grid-scale storage batteries (BESS) can resolve this problem.—
Ian Dexter Palmer,
Forbes.com,
27 May 2025
Adjective
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It's forged in the quiet, difficult moments when doing the right thing seems irrational.—
Victoria Vitchenco,
Forbes.com,
28 May 2025
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Rejecting his challenge in February 2024, Britain’s High Court said the decision to change Harry’s security status was neither irrational nor procedurally unfair.—
Henry Austin,
NBC news,
2 May 2025
Adjective
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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
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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 10 Jun. 2025.
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