1
as in to prove
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

Relevance

Antonyms & Near Antonyms

2
3
as in to embody
to represent in visible form the artist's intense feelings are substantiated by his paintings' bold colors and broad brush strokes

Synonyms & Similar Words

Antonyms & Near Antonyms

4
5
as in to reinforce
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

Synonym Chooser

How does the verb substantiate contrast with its synonyms?

Some common synonyms of substantiate are authenticate, confirm, corroborate, validate, and verify. While all these words mean "to attest to the truth or validity of something," substantiate implies the offering of evidence that sustains the contention.

the claims have yet to be substantiated

When is authenticate a more appropriate choice than substantiate?

Although the words authenticate and substantiate have much in common, authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.

handwriting experts authenticated the diaries

When might confirm be a better fit than substantiate?

The meanings of confirm and substantiate largely overlap; however, confirm implies the removing of doubts by an authoritative statement or indisputable fact.

confirmed the reports

In what contexts can corroborate take the place of substantiate?

While the synonyms corroborate and substantiate are close in meaning, corroborate suggests the strengthening of what is already partly established.

witnesses corroborated his story

When could validate be used to replace substantiate?

While in some cases nearly identical to substantiate, validate implies establishing validity by authoritative affirmation or by factual proof.

validated the hypothesis by experiments

When would verify be a good substitute for substantiate?

The words verify and substantiate can be used in similar contexts, but verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at.

all statements of fact in the article have been verified

Examples Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of substantiate However, little evidence was presented to substantiate these claims. David Faris, Newsweek, 27 Dec. 2024 Incorporate real human stories to substantiate your content. Nitin Gupta, Forbes, 26 Dec. 2024 After the initial contact, Eggleston would typically receive a packet with letters from acquaintances and other information to substantiate their arguments for the Justice Department review. Bart Jansen, USA TODAY, 24 Dec. 2024 The university has denied these allegations, and a Mountain West investigation into the incident concluded that there was insufficient evidence to substantiate the claims. Jackson Thompson, Fox News, 27 Nov. 2024 See all Example Sentences for substantiate 
Recent Examples of Synonyms for substantiate
Verb
  • Over the span of thousands of years, tasty fruit has proven to be a good way to help with seed dispersal in the environment.
    Heather Zidack, Hartford Courant, 11 Jan. 2025
  • Whatever equation proves free trade also necessarily proves zero rates in other tax domains, first and foremost the domain of income.
    Brian Domitrovic, Forbes, 11 Jan. 2025
Verb
  • Our review process verifies the availability and responsiveness of help desks on the online casino sites.
    Matthew Gover, Miami Herald, 6 Jan. 2025
  • Beneficiaries don't need to take any action to receive the enhanced payments other than verifying that the agency has their current mailing address and direct deposit information.
    Kate Gibson, CBS News, 6 Jan. 2025
Verb
  • Who’s getting which job, which celebrity will wear what, and what, exactly, will people want to buy in order to embody that evolved version of themselves?
    José Criales-Unzueta, Vogue, 13 Jan. 2025
  • Stroll through its six gardens, which embody practices of Japan’s master gardeners.
    Kelsey Glennon, Southern Living, 12 Jan. 2025
Verb
  • Methods include establishing healthy lifestyle habits, opting for certain medical procedures, and implementing complementary methods that help improve blood flow in your legs.4 Testing/Screenings Spider veins are primarily diagnosed through a physical exam by a healthcare provider.
    Laura Schober, Health, 12 Jan. 2025
  • Apply large doses of sage green on kitchen cabinetry or walls to establish a more peaceful atmosphere in the hub of your home.
    Maria Sabella, Better Homes & Gardens, 12 Jan. 2025
Verb
  • Acknowledging your achievements reinforces the positive aspects of embracing discomfort.
    Ryan McGrath, Forbes, 13 Jan. 2025
  • What is The Safeguard and is this omniscient AI called The Algorithm reinforcing the rules of the silos?
    Jeff Spry, Space.com, 13 Jan. 2025
Verb
  • Additionally, the company’s founders, Job Lam and Lawrence Cheng, generously matched Bentley’s campaign proceeds, while colleagues and their families came together to demonstrate an extraordinary level of support that fueled his record-breaking success.
    Forbes, Forbes, 13 Jan. 2025
  • Patients treated with decisions guided by the platform demonstrated an 83% greater benefit than those treated with the standard of care of a doctor's choice.
    Aaron Weitzman, Axios, 13 Jan. 2025
Verb
  • The White later confirmed the event would be rescheduled for next week at the White House to accommodate additional attendees.
    Kevin Lynn, Newsweek, 8 Jan. 2025
  • Anthropic’s potential $60 billion valuation Anthropic, the artificial intelligence startup founded by former OpenAI research executives, is in late-stage talks to raise as much as $2 billion at a $60 billion valuation, CNBC has confirmed.
    Yeo Boon Ping, CNBC, 8 Jan. 2025
Verb
  • Still, many continue to express fears over the potential of losing TikTok.
    Mae Anderson, Chicago Tribune, 17 Jan. 2025
  • Joe Biden, then Vice President, called Ukraine's president Petro Poroshenko, to express the administration's unhappiness.
    Patrick Reevell, ABC News, 17 Jan. 2025

Thesaurus Entries Near substantiate

Cite this Entry

“Substantiate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/substantiate. Accessed 21 Jan. 2025.

More from Merriam-Webster on substantiate

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!