1
as in justifiable
capable of being defended with good reasoning against verbal attack
a line of argument that is probably not sustainable in a public forum against skilled debaters
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in verifiable
capable of being proven as true or real
has no sustainable claim to the property without a deed or some other document
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in endurable
capable of being endured
the general didn't think that such heavy casualties could be sustainable for much longer
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of sustainable
Experts say the best diet is one that supports your goals and is sustainable long-term.
—
Health Editorial Team, Health, 9 Jan. 2026
Alongside its research lab, Gucci launched its Circular Hub in 2023, focusing on driving more sustainable and circular practices within the company.
—Emily Chan, Vogue, 9 Jan. 2026
The distillery is focused on utilizing sustainable practices, so the team decided to use waste products left over from coffee production to make the liqueur—specifically, coffee blossom and cascara, the husks of coffee cherries.
—Jonah Flicker, Robb Report, 9 Jan. 2026
Ciarmoli added that the company has a strong and sustainable competitive moat.
—Lisa Kailai Han, CNBC, 9 Jan. 2026
See All Example Sentences for sustainable
Recent Examples of Synonyms for sustainable
Adjective
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The number of killings investigated last year fell to 67, with 57 of those categorized as murders — excluding cases such as justifiable homicides — a total not seen since 1967, according to data compiled by this news organization.—
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The joke isn’t on the protagonists for feeling justifiable feelings.—
Adjective
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Council members Bob Blumenfield and Eunisses Hernandez aim to maximize fines and fees for any individuals impersonating a federal, state or local law enforcement agent, as well as to ensure residents’ can rightfully request verifiable identification of masked, non-uniformed or unmarked individuals.—
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Instead, the agency has claimed savings of between $160 billion and $210 billion, and even those figures are highly disputed, with news reports saying the amounts are vastly inflated and verifiable savings are much lower.—
Adjective
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That's not a just, endurable peace.—
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Waiting for the movie to come to Racine, Wisconsin, didn’t seem endurable.—
Adjective
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These suits frequently transfer millions from corporate balance sheets to predatory law firms, with little or no demonstrable benefit to investors.—
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The path to sustainable profitability winds upward, built by those who dare to invest in quality and understand that valuable customer relationships are forged through demonstrable excellence.—
Adjective
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Assorted arguments, testimony and empirical evidence regarding Title IX haven’t been scrutinized and arguably fall outside the scope of the litigation.—
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As my colleague Rogé Karma explained last year, however, essentially the entire weight of empirical economic evidence suggests that this theory has never been true in practice.—
Adjective
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Given the Restaurants are all in various stages, the timelines for each are not confirmable at this time.—
Cite this Entry
“Sustainable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sustainable. Accessed 13 Jan. 2026.
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