UNQUESTIONABLE Synonyms: 57 Similar and Opposite Words

unquestionable

adjective

ˌən-ˈkwes-chə-nə-bəl

Definition of unquestionable

as in undeniable

not capable of being challenged or proved wrong a person of unquestionable integrity

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Example 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 unquestionable There are unquestionable truths about the 19-year-old Hagens. — Fluto Shinzawa, New York Times, 11 Sep. 2026 His passion for gastronomy and an unquestionable business vision led him to open his first restaurant in Los Angeles. — Condé Nast, Condé Nast Traveler, 4 Aug. 2026 Rockstar has a track record of clustering major beats around its parent company’s reporting dates, and a trailer ahead of that call would give the company’s brass something to point at as a symbol of unquestionable success. — Brian Mazique, Forbes.com, 21 July 2026 Nonetheless, its power is unquestionable. — Maximilíano Durón, ARTnews.com, 22 May 2026 See All Example Sentences for unquestionable

Recent Examples of Synonyms for unquestionable

Adjective

The fact of the narrator being a protagonist, in a way, is undeniable.

— Sky Davis, Christian Science Monitor, 13 Oct. 2026
The controversy complicates its legacy, but its influence on contemporary dining is undeniable.

— Robb Report, Robb Report, 9 Oct. 2026

Definition of undeniable

Adjective

In the film, directed by Danny Boyle and written by Aaron Sorkin, Jobs (Michael Fassbender) is still the indisputable hero, a creator of miraculous products that can be only so marred by his personal blemishes.

— Brady Brickner-Wood, New Yorker, 12 Oct. 2026
Scientists have an indisputable playful side, evidenced by frequent allusions to popular culture in their research publications.

— Jennifer Ouellette, ArsTechnica, 9 Sep. 2026

Definition of indisputable

Adjective

As a result, mathematical truths do not make up a unified whole of equally indubitable truths; instead, their status as knowledge varies gradually from doubtless facts to increasingly uncertain hypotheses.

— Quanta Magazine, Quanta Magazine, 18 May 2026
The second route, and the route that makes indubitable sense, entails using the techniques and methods of psychology to gauge the performance of AI.

— Lance Eliot, Forbes.com, 15 Apr. 2026

Definition of indubitable

Adjective

Funnyman, vulgarian, auteur — Mel Brooks’s imprint on American cinema is incontestable yet scandalously undervalued.

— Manohla Dargis, New York Times, 26 June 2026
The mark was federally registered in 2015 and has since achieved incontestable status, a legal designation that strengthens ownership rights.

— Bryan West, USA Today, 30 Mar. 2026

Definition of incontestable

Adjective

Yet despite these unarguable facts, the direction of the animation world lately has been decidedly pro-Shrek and anti–French rat.

— Jason P. Frank, Vulture, 26 June 2026
But the unarguable fact is that the federal government would be providing less money to pay for health care for the roughly 72 million Americans on Medicaid.

— Nicholas Kristof, The Mercury News, 11 Mar. 2025

Definition of unarguable

Adjective

And through the former player's testimony on Friday, the attorneys for Vaccaro have not yet produced incontrovertible evidence of physical violence by Hill against their client.

— Armando Salguero OutKick, FOXNews.com, 9 Oct. 2026
To some, the attack fulfilled long-term right-wing warnings that Israel’s withdrawal from Gaza would yield disaster; and the attack was incontrovertible proof that Palestinians will never live in peace with Israel.

— Dahlia Scheindlin, Time, 7 Oct. 2026

Definition of incontrovertible

Adjective

Some experiments also indicate improvement in markers of inflammation, though, here, as with many areas, the findings are not conclusive, says Lee.

— Will Stone, NPR, 11 Oct. 2026
The reply from John Thorn, the official historian of Major League Baseball, was far less conclusive.

— Bill Shaikin, Los Angeles Times, 6 Oct. 2026

Definition of conclusive

Browse Nearby Words

unquenchable

unquestionable

unquestionably

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“Unquestionable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unquestionable. Accessed 18 Oct. 2026.

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Synonyms of unquestionable

adjective

Example Sentences

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