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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Kuo also confirms that the 18 Pro and 18 Pro Max (plus, presumably, the foldable iPhone) will have enough RAM for these top-flight extras.
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The pop superstar and the Kansas City Chiefs tight end, both 36, tied the knot on Friday, July 3rd, in a glam ceremony held at Madison Square Garden in New York City, Swift's rep confirms to PEOPLE.
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Led by husband-and-wife team Austin and Olivia Kelleher, each headcover is made in the Hudson Valley and embodies sustainability, artistry, and the enduring spirit of the game.
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Emily Charlton embodies decisive accountability, setting clear expectations and driving results with strategic confidence.
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Medicare, the federal insurance program, establishes prices for medical services.
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The graphic above shows that there is year-to-year variability due to things like El Niño and La Niña, but the overall trend clearly establishes a warming trend.
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.
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Consider if the side gig adds unique skills, demonstrates entrepreneurship, or could be perceived as a distraction or conflict of interest.
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The advocacy group Stand Up for Science has posted advice on writing comments, along with an extremely lengthy and detailed submission that demonstrates just how comprehensive a comment can be.
Verb
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On Kalshi, an internal team verifies outcomes against source reporting — typically within 12 hours of confirmation — with payouts landing about three hours after that; winners take $1 per winning share.
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OpenAI starts with national opportunity and democratic competitiveness, and the House draft starts with institutional capacity, asking who defines risk, who verifies compliance, who collects labor data and who enforces the rules.
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 5 Jul. 2026.
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