as in unreasonable
having no basis in reason or fact
please stop making groundless accusations against innocent people fears of a strike proved groundless
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Recent Examples of groundless
The rider who smashed his phone insisted in an interview with Chinese state media that the complaint lodged against him was groundless.
—
Chris Lau, CNN, 17 Oct. 2024
Lively’s attorneys, Mike Gottlieb and Esra Hudson, blasted the suit as legally groundless and an effort to silence her.
—Elizabeth Rosner, People.com, 20 Mar. 2025
The bill was first introduced last year as Republicans focused on noncitizen voting
Ahead of the 2024 election, Trump and his allies repeated the groundless claim that Democrats planned to cheat by encouraging noncitizens to illegally vote.
—Jude Joffe-Block, NPR, 12 Mar. 2025
The claims of an invasion of the Eastern seaboard by swarms of drones has every marker of a groundless social media frenzy.
—Michael Hiltzik, Los Angeles Times, 24 Dec. 2024
See All Example Sentences for groundless
Chris Lau, CNN, 17 Oct. 2024
Lively’s attorneys, Mike Gottlieb and Esra Hudson, blasted the suit as legally groundless and an effort to silence her.
—Elizabeth Rosner, People.com, 20 Mar. 2025
The bill was first introduced last year as Republicans focused on noncitizen voting
Ahead of the 2024 election, Trump and his allies repeated the groundless claim that Democrats planned to cheat by encouraging noncitizens to illegally vote.
—Jude Joffe-Block, NPR, 12 Mar. 2025
The claims of an invasion of the Eastern seaboard by swarms of drones has every marker of a groundless social media frenzy.
—Michael Hiltzik, Los Angeles Times, 24 Dec. 2024
See All Example Sentences for groundless
Recent Examples of Synonyms for groundless
Adjective
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The same could be true of the recent cost estimates, but construction technology has advanced in the past half century, so that lower costs per mile are not unreasonable.—
Michael Lynch,
Forbes.com,
25 July 2025
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Barbara Attard, a police accountability expert, said meet and confer can last months, but beyond a year is unreasonable.—
Kelly Davis,
San Diego Union-Tribune,
25 July 2025
Adjective
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However, the cruise line says the claims are unfounded as the rule changes in question have been in place since February 2023, and items like clack fans that some users say are banned are just not allowed on indoor dance floors anymore.—
Thomas Westerholm,
MSNBC Newsweek,
17 July 2025
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But research and real-world experience show these fears are unfounded.—
Erika Villegas,
Chicago Tribune,
15 July 2025
Cite this Entry
“Groundless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/groundless. Accessed 30 Jul. 2025.
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