as in unquestionable
not capable of being challenged or proved wrong
the contention that there are certain unchallengeable rules governing proper grammar
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Recent Examples of unchallengeable
Regular board and executive succession planning, with a balance of independent directors, can ensure the right questions are asked and no single person becomes unchallengeable.
—
James Henderson, Forbes, 4 Dec. 2024
Unlike Biden, Trump’s intraparty position is nearly unchallengeable.
—The Editors, National Review, 3 July 2024
In the heady days after the Cold War, the order appeared both unchallenged and unchallengeable.
—Ivo Daalder, Foreign Affairs, 21 June 2022
No longer having to play cosmetic chemist is an unchallengeable win.
—Essence, 23 Oct. 2023
Alternatively, maybe journalists and, later, historians, felt that to focus on the unsolved mystery of the break-in would somehow diminish the unchallengeable fact of Nixon’s guilt in the cover-up and various other scandals unearthed in the Watergate investigations and after.
—Timothy Noah, The New Republic, 17 June 2022
This was rooted in a calculation that America’s greatest source of strength was global perceptions of the country as unchallengeable.
—Max Fisher, New York Times, 18 Mar. 2023
However, authoritarian leaders like Vladimir Putin and Mohammed bin Salman are both extremely personally wealthy in ways that are harder to calculate and also have unchallengeable access to the vast wealth of their nations.
—Sean O'Kane, The Verge, 7 Jan. 2021
Smith was daily saving the honor of the unchallengeable ruler: Big Brother.
—Michael Brendan Dougherty, National Review, 2 June 2021
James Henderson, Forbes, 4 Dec. 2024
Unlike Biden, Trump’s intraparty position is nearly unchallengeable.
—The Editors, National Review, 3 July 2024
In the heady days after the Cold War, the order appeared both unchallenged and unchallengeable.
—Ivo Daalder, Foreign Affairs, 21 June 2022
No longer having to play cosmetic chemist is an unchallengeable win.
—Essence, 23 Oct. 2023
Alternatively, maybe journalists and, later, historians, felt that to focus on the unsolved mystery of the break-in would somehow diminish the unchallengeable fact of Nixon’s guilt in the cover-up and various other scandals unearthed in the Watergate investigations and after.
—Timothy Noah, The New Republic, 17 June 2022
This was rooted in a calculation that America’s greatest source of strength was global perceptions of the country as unchallengeable.
—Max Fisher, New York Times, 18 Mar. 2023
However, authoritarian leaders like Vladimir Putin and Mohammed bin Salman are both extremely personally wealthy in ways that are harder to calculate and also have unchallengeable access to the vast wealth of their nations.
—Sean O'Kane, The Verge, 7 Jan. 2021
Smith was daily saving the honor of the unchallengeable ruler: Big Brother.
—Michael Brendan Dougherty, National Review, 2 June 2021
Recent Examples of Synonyms for unchallengeable
Adjective
-
Financial Stability: Rock-Solid Palantir’s financial stability is unquestionable.—
Trefis Team,
Forbes.com,
9 June 2025
-
The mistakes that have been made are unquestionable, but many feel a new owner would create more uncertainty.—
Rob Tanner,
New York Times,
30 Apr. 2025
Adjective
-
Soulmates are a foundational idea in our romantic landscapes, but her logic is irrefutable.—
Belinda Luscombe,
Time,
9 May 2025
-
While these claims are not backed up by evidence, what is irrefutable is that Panama has a long history of Chinese culture within its borders, so much so that many consider dim sum a national tradition here.—
Whitney Eulich,
Christian Science Monitor,
18 Apr. 2025
Adjective
-
In this renaissance of seltzer, its universal appeal is indisputable.—
Liza Weisstuch,
Smithsonian Magazine,
12 June 2025
-
With each passing year, the legacy Carey has crafted only becomes more indisputable.—
Larisha Paul,
Rolling Stone,
28 Apr. 2025
Adjective
-
But the personal drama between them was incontestable.—
Mikal Gilmore,
Rolling Stone,
17 Jan. 2025
-
But for me, the main question isn’t necessarily the badness of the situation, which is incontestable.—
Sean Illing,
Vox,
15 Oct. 2024
Adjective
-
The series had a rather shocking ending, and in some ways, seemed pretty conclusive.—
Paul Tassi,
Forbes.com,
25 June 2025
-
Those observations proved less conclusive than had been hoped, but during the rest of the voyage, Cook was able to map the coastland of New Zealand before sailing west to the southeastern coast of Australia—the first record of Europeans on the continent's Eastern coastline.—
ArsTechnica,
ArsTechnica,
24 June 2025
Adjective
-
According to incontrovertible evidence, the bombings were carried out by the Federal Security Service (FSB) precisely to bring Putin to power.—
Daniel Foster,
National Review,
15 May 2025
-
The incontrovertible fact about obtaining a professional sports team is that cities have to pay to play.—
Letters to the editor,
The Orlando Sentinel,
4 Apr. 2025
Adjective
-
Unknown outcomes for so many negotiations leave supply chains with unanswerable questions.—
SJ Guest Editorial,
Sourcing Journal,
16 May 2025
-
Those larger questions might be unanswerable, but astrology’s longevity and popularity aren’t up for debate.—
Alex Abad-Santos,
Vox,
4 Apr. 2025
Adjective
-
Lush greenery in wicker creates a cottage feel Wicker retaining walls add indubitable charm.—
Katherine McLaughlin,
Architectural Digest,
18 Apr. 2025
-
The DeSantis announcement is an indubitable win for Musk.—
Scott Nover,
Quartz,
24 May 2023
Cite this Entry
“Unchallengeable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unchallengeable. Accessed 1 Jul. 2025.
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