as in unsupportable
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Recent Examples of unsustainable
That kind of move was clearly unsustainable.
—
Frank Cappelleri, CNBC, 25 Mar. 2026
This is an unsustainable situation; outages leave manatees vulnerable, and in the future, most power plants plan to transition their technology to methods that no longer discharge warm water.
—Elizabeth Neville, The Orlando Sentinel, 22 Mar. 2026
But warmer temperatures and continuous sunshine eventually made that unsustainable.
—Spencer Wilson, CBS News, 22 Mar. 2026
Our budget proposals work to rectify this unsustainable imbalance and restore the funding our city deserves.
—Cordell Cleare, New York Daily News, 18 Mar. 2026
See All Example Sentences for unsustainable
Frank Cappelleri, CNBC, 25 Mar. 2026
This is an unsustainable situation; outages leave manatees vulnerable, and in the future, most power plants plan to transition their technology to methods that no longer discharge warm water.
—Elizabeth Neville, The Orlando Sentinel, 22 Mar. 2026
But warmer temperatures and continuous sunshine eventually made that unsustainable.
—Spencer Wilson, CBS News, 22 Mar. 2026
Our budget proposals work to rectify this unsustainable imbalance and restore the funding our city deserves.
—Cordell Cleare, New York Daily News, 18 Mar. 2026
See All Example Sentences for unsustainable
Recent Examples of Synonyms for unsustainable
Adjective
-
Currah’s opinion piece is wrong on the facts, the law, and the science, and reaches unsupportable conclusions.—
Paisley Currah,
The New York Review of Books,
18 Dec. 2025
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The venerable but troubled outlet has been for sale since its previous owners ran up unsupportable debts and were removed in 2023.—
Tom Chivers,
semafor.com,
24 Nov. 2025
Adjective
-
Researchers contend with a patchwork of numbers Figures the administration has released are inconsistent and unverifiable.—
Rebecca Santana,
Los Angeles Times,
16 Mar. 2026
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Figures the administration has released are inconsistent and unverifiable.—
ABC News,
ABC News,
15 Mar. 2026
Adjective
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Researchers already had reason to believe that the pigeonhole principle can’t be proved from the axioms of PV1 alone, so Li, Chen and Oliveira’s results imply that their other equivalent theorems are also likely unprovable in PV1.—
Ben Brubaker,
Quanta Magazine,
1 Dec. 2025
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Given that many of Epstein’s correspondents are redacted and that threads start and stop randomly, many of the emails are perfect building blocks for constructing plausible but ultimately unprovable narratives.—
Charlie Warzel,
The Atlantic,
14 Nov. 2025
Cite this Entry
“Unsustainable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsustainable. Accessed 5 Apr. 2026.
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