as in unsupportable
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Recent Examples of unsustainable
The continuous flow of new investors Ponzi needed was unsustainable.
—
Louis Jacobson, Austin American Statesman, 2 July 2025
But its path remains unsustainable, economists from the investment bank said, as America’s debt-to-GDP ratio approaches its post-World War II high.
—Greg McKenna, Fortune, 29 June 2025
Organizations can quickly spiral from having 36% great performers to having 20% or fewer, as the burden on remaining champions becomes unsustainable.
—Mark Murphy, Forbes.com, 25 June 2025
Domestic production without allied scale is financially unsustainable; allied scale without domestic production is a bridge to nowhere.
—Damien Ma, Foreign Affairs, 23 June 2025
See All Example Sentences for unsustainable
Louis Jacobson, Austin American Statesman, 2 July 2025
But its path remains unsustainable, economists from the investment bank said, as America’s debt-to-GDP ratio approaches its post-World War II high.
—Greg McKenna, Fortune, 29 June 2025
Organizations can quickly spiral from having 36% great performers to having 20% or fewer, as the burden on remaining champions becomes unsustainable.
—Mark Murphy, Forbes.com, 25 June 2025
Domestic production without allied scale is financially unsustainable; allied scale without domestic production is a bridge to nowhere.
—Damien Ma, Foreign Affairs, 23 June 2025
See All Example Sentences for unsustainable
Recent Examples of Synonyms for unsustainable
Adjective
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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
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Someone in this case simply made up a novel but completely unsupportable theory.—
Peter J Reilly,
Forbes.com,
10 Apr. 2025
Adjective
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There would be unverifiable instances from both the patient and the employee side with the visit logging.—
William Jones,
USA Today,
30 June 2025
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Extrinsic: These are unverifiable, meaning there’s no reliable source to back them up.—
Sagar Gupta,
Forbes.com,
23 June 2025
Adjective
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Up here, most questions are fundamentally unprovable, and uncertainty reigns.—
Gregory Barber,
Quanta Magazine,
20 June 2025
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But skeptics say that without the original document, the story is unprovable.—
Virginia Brown,
Charlotte Observer,
14 May 2025
Cite this Entry
“Unsustainable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsustainable. Accessed 18 Jul. 2025.
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