ˌən-ˈrēz-nə-bəl
1
as in irrational
having no basis in reason or fact
an unreasonable assumption
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in unreasoning
not using or following good reasoning
an unreasonable respect for a man who did not deserve it
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unreasonable
Talking to multiple industry people, Jason Schreier’s recent theorizing that building a Destiny 3 from scratch could cost $500 million, before marketing and post-launch support, is not unreasonable in the current state of the industry.
—
Paul Tassi, Forbes.com, 28 May 2026
Across Connecticut, town budgets are failing—and not because residents have suddenly become unreasonable.
—Letters To The Editor, Hartford Courant, 28 May 2026
These are not unreasonable parameters for a compromise between the two countries.
—Arash Azizi, The Atlantic, 27 May 2026
As the complaints piled on, Congress voted to expand the powers of the FMC via the Ocean Shipping Reform Act of 2022 (OSRA), giving the agency the authority to investigate and penalize carriers for unreasonable practices.
—Glenn Taylor, Footwear News, 20 May 2026
See All Example Sentences for unreasonable
Paul Tassi, Forbes.com, 28 May 2026
Across Connecticut, town budgets are failing—and not because residents have suddenly become unreasonable.
—Letters To The Editor, Hartford Courant, 28 May 2026
These are not unreasonable parameters for a compromise between the two countries.
—Arash Azizi, The Atlantic, 27 May 2026
As the complaints piled on, Congress voted to expand the powers of the FMC via the Ocean Shipping Reform Act of 2022 (OSRA), giving the agency the authority to investigate and penalize carriers for unreasonable practices.
—Glenn Taylor, Footwear News, 20 May 2026
See All Example Sentences for unreasonable
Recent Examples of Synonyms for unreasonable
Adjective
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Carpenter says the disturbing encounters left her fearful for her safety and that of relatives living with her, as police label the suspect’s fixation irrational and increasingly dangerous.—
Emily St. Martin,
Los Angeles Times,
2 June 2026
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Great startups often look irrational at first.—
Anna Demeo,
Forbes.com,
31 May 2026
Adjective
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Bainbridge knew about secrets and unreasoning shame.—
Christopher Tayler,
Harpers Magazine,
27 Jan. 2026
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Let sound political prescience but take the place of an unreasoning prejudice, and this will be done.—
Frederick Douglass,
The Atlantic,
16 Aug. 2017
Adjective
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Bounds joked that Evans lives rent-free in his opponents’ heads, while two of Bounds’ friends, Kristen Saponaro Fleming-Wood and Angie Thor, both of whom are politically involved, said the vitriol directed at Evans is unwarranted.—
Matthew Adams,
Fort Worth Star-Telegram,
4 June 2026
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Two big pockets handle the essentials, the stripe pattern handles the styling, and the $17 price handles the (unwarranted) guilt of an impulse buy.—
Jill Layton,
PEOPLE,
29 May 2026
Adjective
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After testing against other economic variables that may have contributed to higher costs, and comparing housing activity in high-fraud ZIP codes to low-fraud ones in the same county, the researchers found illegitimate PPP loans to be one of the core drivers of housing prices.—
Tristan Bove,
Fortune,
29 May 2026
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That does not automatically mean every lawsuit involving a president and an executive agency is illegitimate.—
Andrew Leahey,
Forbes.com,
29 May 2026
Adjective
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Judge Nelson’s concerns are unfounded, as Kalshi and its confederates—Robinhood, Coinbase, and the CFTC—are not relying solely on the 2010 Dodd-Frank Act update to substantiate their claim that the CEA empowers the CFTC to regulate betting on the outcomes of sporting events.—
Daniel Wallach,
Forbes.com,
1 June 2026
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Sacramento County sheriff’s deputies on Friday searched a medical building in Carmichael after receiving what turned about to be unfounded reports of an intruder.—
Rosalio Ahumada,
Sacbee.com,
29 May 2026
Adjective
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State officials and elections experts reject the allegations as baseless, pointing to California’s generous mail voting rules, laborious signature checks and a predictable ‘red mirage’ that initially favors Republicans.—
Kevin Rector,
Los Angeles Times,
4 June 2026
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Cook rejected the charges as baseless, calling them politically motivated.—
Max Zahn,
ABC News,
1 June 2026
Adjective
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According to the report, 71% of those who felt unsupported on productions said safety policies weren’t properly followed.—
Max Goldbart,
Deadline,
28 May 2026
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Many influencers lack formal nutrition credentials and promote unsupported health claims.—
LeeAnn Weintraub,
Oc Register,
27 May 2026
Adjective
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After the claims were not submitted because one of the behavioral health organizations' accreditation was invalid, the two allegedly conspired with another individual to submit claims.—
Luke Barr,
ABC News,
4 June 2026
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Dugan's attorney Steven Biskupic argued that her conviction was invalid and should be overturned.—
CBS News,
CBS News,
3 June 2026
Cite this Entry
“Unreasonable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unreasonable. Accessed 8 Jun. 2026.
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