1
as in proves
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
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2
as in confirms
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
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3
as in embodies
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 establishes
to show the existence or truth of by evidence
substantiate the need for a tuition increase with some concrete figures
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5
as in reinforces
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
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Example Sentences
Recent Examples of Synonyms for substantiates
Verb
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This kind of record-keeping proves especially useful when interacting with large bureaucracies or county departments.
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This easy summer casserole recipe proves meatless meals can be incredibly hearty, healthy, and colorful.
Verb
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Ray advises Anna to let the police handle the situation, which confirms him as the most rational character on the show and thus the only threat that Cady seems to recognize.
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The veteran anchor, 65, who hosted the weekend show Alex Witt Reports, is set to leave the channel later this summer, PEOPLE confirms.
Verb
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There’s something about paisley that embodies warmth and timeless charm, two qualities that the South is proudly known for.
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Whether paired with heels for dinner or sandals after a day by the water, the collection embodies the relaxed glamour defining Summer 2026.
Verb
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This establishes a baseline for each user by monitoring heart rate, respiratory rate, blood oxygen levels and other physiological signals during sleep over a seven-day period.
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The City Council’s vote formally establishes the partnership, making Morelia Sacramento’s newest sister city.
Verb
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Dress professionally, and either make sure your background is clutter free or use a virtual background that reinforces your message.
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The order also reinforces Saab’s position in the global submarine market.
Verb
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While generative AI has reignited concerns about AI taking over jobs, Oracle demonstrates one way AI can contribute to job losses beyond direct human replacements.
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Commissioning the spacecraft ahead of schedule and immediately starting orbital maneuvers demonstrates the ability to respond rapidly during a crisis.
Verb
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When a bartender goes missing, Ohm descends into both his own history and that of this Overlook Hotel–esque setting in a film that verifies the suspicion that McCarthy is one of the best genre directors currently working.
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The fault line of the next decade is not who generates knowledge the fastest, but who verifies it.
Verb
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Someone expresses displeasure, raises their voice slightly or applies the soft pressure of sustained silence, and the original position softens, shifts or vanishes entirely.
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Written in a style disarming and gently subversive, Slaughterhouse-Five expresses outrage at war that even now remains in opposition to conventional wisdom.
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Cite this Entry
“Substantiates.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/substantiates. Accessed 2 Jul. 2026.
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