as in unsupportable
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Recent Examples of unsustainable
Only in today’s time do new generations feel kind of smarter than the old and try to live in a certain way or embrace certain modern knowledge and concepts, such as leaning on AI and the internet, which turns out to be unsustainable.
—
Christian Blauvelt, IndieWire, 30 Oct. 2025
Such ideological exuberance was obviously unsustainable, which was Davis’s main point.
—Literary Hub, 28 Oct. 2025
Meanwhile, climate change, as well as unsustainable coastal and marine development, has affected and, at times, destroyed green turtle habitats.
—Becca Longmire, PEOPLE, 27 Oct. 2025
In late May, the majority of bar advocates — private attorneys contracted by the state to represent criminal defendants — at the district court level in Middlesex and Suffolk counties instituted a work stoppage citing low pay and unsustainable work loads.
—Grace Zokovitch, Boston Herald, 23 Oct. 2025
See All Example Sentences for unsustainable
Christian Blauvelt, IndieWire, 30 Oct. 2025
Such ideological exuberance was obviously unsustainable, which was Davis’s main point.
—Literary Hub, 28 Oct. 2025
Meanwhile, climate change, as well as unsustainable coastal and marine development, has affected and, at times, destroyed green turtle habitats.
—Becca Longmire, PEOPLE, 27 Oct. 2025
In late May, the majority of bar advocates — private attorneys contracted by the state to represent criminal defendants — at the district court level in Middlesex and Suffolk counties instituted a work stoppage citing low pay and unsustainable work loads.
—Grace Zokovitch, Boston Herald, 23 Oct. 2025
See All Example Sentences for unsustainable
Recent Examples of Synonyms for unsustainable
Adjective
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Remote work, low rates, and investor FOMO drove prices to unsupportable highs.—
Suzanne Blake,
MSNBC Newsweek,
31 July 2025
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Maryland families, already feeling the strain of rising utility bills and elevated vehicle prices, may have just dodged another expensive and unsupportable policy created by regulators nearly 3,000 miles away.—
Trent M. Kittleman,
Baltimore Sun,
26 May 2025
Adjective
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Drop the unverifiable boxing deliveries, and the NFL has bragging rights to 84 of the top 100 events on the list.—
Anthony Crupi,
Sportico.com,
6 Jan. 2026
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Such testimony would normally be prohibited by the rule against hearsay evidence, which exists to screen out unverifiable statements.—
David Frum,
The Atlantic,
27 Dec. 2025
Adjective
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Oswego County locals say the sheriff’s patrol is stopping Latino drivers for minor or unprovable violations, then handing them over to Border Patrol.—
Mina Aguilar,
New York Daily News,
29 July 2025
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Up here, most questions are fundamentally unprovable, and uncertainty reigns.—
Gregory Barber,
Quanta Magazine,
20 June 2025
Cite this Entry
“Unsustainable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsustainable. Accessed 9 Jan. 2026.
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