as in supporting
serving to give support to the truth or factualness of something
without some substantiating evidence, such as a stub from a bus ticket, who's going to believe your alibi?
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
1
as in proving
to gain full recognition or acceptance of
substantiated his claim to local mountaineering fame with a photo of himself on the summit of Mount McKinley
Synonyms & Similar Words
Antonyms & Near Antonyms
2
as in verifying
to give evidence or testimony to the truth or factualness of
Mr. MacGregor couldn't substantiate that it was Peter, and not some other rabbit, in the cabbage patch
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in embodying
to represent in visible form
the artist's intense feelings are substantiated by his paintings' bold colors and broad brush strokes
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4
as in establishing
to show the existence or truth of by evidence
substantiate the need for a tuition increase with some concrete figures
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Antonyms & Near Antonyms
5
as in reinforcing
to provide evidence or information for (as a claim or idea)
Darwin spent the rest of his life gathering evidence to substantiate his theory of the origin of species
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of substantiating
Tricia Escobedo, CNN Money, 26 Jan. 2026
Verb
Federal officials have declined to provide critical details substantiating their claim that an agent shot ICU nurse Alex Pretti in self-defense.
—Tricia Escobedo, CNN Money, 26 Jan. 2026
Recent Examples of Synonyms for substantiating
Adjective
-
Some went after Cashman, some after Boone, some after Steinbrenner’s son Hal, and some after Aaron Judge’s non-supporting cast.—
Ian O'Connor,
New York Times,
10 Oct. 2025
-
Sure, that was exacerbated, and to some degree directly caused, by the ample non-supporting cast around him, especially on the offensive line.—
Vahe Gregorian,
Kansas City Star,
11 Sep. 2025
Verb
-
Four years later in his 11th consecutive appearance in the desert, the question is less about proving himself and more about sustaining the level that carried him to the top tier of the game.—
Douglas Robson,
Los Angeles Times,
9 Mar. 2026
-
Despite these challenges, the verification system continued functioning throughout the entire flight, proving that blockchain technology can reliably operate on lightweight onboard hardware used in autonomous aerial vehicles.—
Prabhat Ranjan Mishra,
Interesting Engineering,
9 Mar. 2026
Verb
-
The Audubon Society was the sole organization with a hydrologist on staff in Florida, but after CERP passed, the goal of most organizations working there shifted to verifying the accuracy of reports, data, and modeling.—
Michael Adno,
Rolling Stone,
3 Mar. 2026
-
But states first must update their online portals used by Medicaid participants, their aging computer systems used by state workers and their methods of verifying information through various databases.—
ABC News,
ABC News,
1 Mar. 2026
Verb
-
The service Service here strikes that elusive balance between formal and familiar—the staff embodying Japanese omotenashi (hospitality) while operating with polished international flair.—
Condé Nast,
Condé Nast Traveler,
26 Feb. 2026
-
Ahead, discover the French shoe brands that deserve a place in your wardrobe, each one embodying that elusive, enduring elegance only the French seem to do so well.—
Shelby Comroe,
InStyle,
25 Feb. 2026
Verb
-
The government released thousands more documents in the decades that followed before establishing AARO to investigate sightings and publish reports.—
Danya Gainor,
CNN Money,
7 Mar. 2026
-
Despite establishing nonbinary divisions across major marathons, the category still lacks prize money afforded to other divisions.—
Deborah Vankin,
Los Angeles Times,
6 Mar. 2026
Verb
-
This demonstrates how thoughtful innovation can expand financial opportunity while reinforcing a healthier, more inclusive small business financing ecosystem for years to come.—
CBS News,
CBS News,
5 Mar. 2026
-
Meanwhile, Yasmin, Hayley, and Henry’s threesome is dangled as yet another piece of kompromat, reinforcing how intimacy in Industry is constantly converted into leverage.—
Jeff Ihaza,
Rolling Stone,
5 Mar. 2026
Verb
-
Often, grand jurors are obliged to sit for months at a time, often at great personal expense, demonstrating admirable and selfless fortitude in service of this important public service.—
Barbara Jaffe,
New York Daily News,
4 Mar. 2026
-
Iran's attack on the Ras Tanura refinery represents a major escalation, a Middle East analyst said, with Iran demonstrating that key Gulf energy infrastructure is within its reach, and investor sentiment was likely to worsen.—
DAVID McHUGH,
Arkansas Online,
3 Mar. 2026
Verb
-
In Hazmieh, another southern neighborhood of Beirut, the Comfort Hotel was struck without warning before dawn Wednesday, a local council member told ABC News, confirming reports from Lebanese state media.—
Nadine El-Bawab,
ABC News,
5 Mar. 2026
-
Those claims fueled election conspiracy theories about voter fraud and Dominion voting machines in Georgia, despite multiple audits confirming the results.—
Zachary Bynum,
CBS News,
5 Mar. 2026
Cite this Entry
“Substantiating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/substantiating. Accessed 10 Mar. 2026.
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