ASSERTIONS Synonyms: 52 Similar and Opposite Words

assertions

noun

plural of assertion

as in declarations

a solemn and often public declaration of the truth or existence of something the assertion that all men have certain unalienable rights is set forth in the Declaration of Independence

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as in contentions

an idea or opinion that is put forth in a discussion or debate made the unlikely assertion that gravity affects light

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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 assertions Their assertions come on the heels of Class 6A Thomas County Central’s historic season in which the Yellow Jackets averaged nearly 54 points per game and beat every opponent by 14 or more on the way to a 15-0 season. — Jack Leo, AJC.com, 4 Aug. 2026 Such assertions are clearly false and were almost certainly knowably false from the start. — Tom Nichols, The Atlantic, 22 July 2026 Sami Sheen, daughter of Charlie Sheen and Denise Richards, is pushing back on any nepo-baby assertions. — Taijuan Moorman, USA Today, 20 July 2026 Numerous analysts, conservative and liberal, have contradicted these assertions. — The Christian Science Monitor, Christian Science Monitor, 20 July 2026 But many of his claims, which echo his assertions after losing the 2020 election, have been debunked by investigations, audits or court proceedings. — Justine McDaniel, Los Angeles Times, 17 July 2026 Smith agrees with those assertions, and adds that the thickness and dairy-forward flavor make Rita’s top tier. — Karla Walsh, Southern Living, 15 July 2026 That tweet has been peppered by at least a dozen community notes that keep coming and going, challenging PlayStation’s assertions about digital adoption. — Paul Tassi, Forbes.com, 7 July 2026 While there’s some scientific support for the idea that finger movements can engage the brain, neurologists say assertions that daily pinky time can ward off dementia on its own are overblown. — Stephanie Anderson Witmer, Health, 3 July 2026

Recent Examples of Synonyms for assertions

Noun

Baghdad made similar declarations over six years ago following American and Iranian strikes on its sovereign soil.

— Paul Iddon, Forbes.com, 1 Aug. 2026
These mutual declarations of victory ultimately could not save the memorandum.

— Erik Lin-Greenberg, Foreign Affairs, 31 July 2026

Definition of declarations

Noun

Los Angeles Dodgers owner Mark Walter, whose tenure brought team success and three World Series contentions, now faces significant scrutiny over his business practices.

— Peter Chawaga, Forbes.com, 29 July 2026
At the time, Sackler offered no response to these contentions.

— Gary Baum, HollywoodReporter, 12 June 2026

Definition of contentions

Noun

The piece urges critical inquiry into such claims, emphasizing that human oversight, not AI's inherent deviousness, can be a sizable contributor.

— Lance Eliot, Forbes.com, 5 Aug. 2026
The Ethics Committee, a bipartisan panel that investigates claims of misconduct involving House members, did not say if Miller’s request is what triggered the investigation.

— Joseph Konig, PEOPLE, 4 Aug. 2026

Definition of claims

Noun

The Sezioni Unite — the highest rung of the Cassazione — accepted her arguments and overturned previous rulings, including one by a lower tier of the Cassazione which had upheld the minor issue as recently as 2024.

— Julia Buckley, CNN Money, 4 Aug. 2026
They are sometimes submitted by outside parties in lawsuits to help stress particular arguments or inform a judge’s thinking.

— Eric Tucker, Los Angeles Times, 4 Aug. 2026

Definition of arguments

Noun

In the 8-page document answering Hanaway’s petition, Johnston denied the attorney general’s allegations.

— Laura Bauer July 31, Kansas City Star, 31 July 2026
Zoom Books, a Canadian company identified in some of the reports, denied these allegations and told Swiss broadcaster SRF the purchases were part of its regular recycling and trading model.

— Tatiana Sataua, Fortune, 31 July 2026

Definition of allegations

Noun

The World Health Organization’s independent scientific advisory group reported in 2025 that much of the information needed to fully evaluate the competing hypotheses had not been provided by China.

— Art Jipson, The Conversation, 30 July 2026
The researchers, however, did not find that their data supported their hypotheses entirely.

— Refractor, Refractor, 27 July 2026

Definition of hypotheses

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assertions

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“Assertions.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assertions. Accessed 5 Aug. 2026.

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Synonyms of assertions

noun

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