as in impossible
incapable of being solved or accomplished
a combat mission of that type is not only undoable, it's foolish
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Recent Examples of undoable
American leaders’ personal experiences of winning the war gave them the confidence to think the unthinkable and to do what previous generations had dismissed as undoable by constructing an international order that could bring peace.
—
Graham Allison, Foreign Affairs, 24 Nov. 2025
Any new support or system should be as unobtrusive and undoable as possible.
—Srishti Gupta, Interesting Engineering, 23 Nov. 2025
Wandering around the Starfactory, however, this ambition no longer seems undoable.
—Eric Berger, ArsTechnica, 21 Aug. 2025
These challenges seem daunting, but not completely undoable.
—Vibhas Ratanjee, Forbes.com, 1 Apr. 2025
Opponents of ballot initiatives, who include Gov. Ron DeSantis, are pushing legislation to make Florida’s version of direct democracy almost undoable.
—Jeffrey Schweers, Orlando Sentinel, 16 Mar. 2025
Watch out for ‘undoable’ retirement account missteps Federal workers who find themselves unexpectedly out of work may be tempted to take money from their retirement plans.
—Annie Nova,lorie Konish,greg Iacurci,ana Teresa Solá, CNBC, 21 Feb. 2025
Furthermore, the committee’s appointees, Musk especially, are known for doing the undoable.
—Steve Booren, The Denver Post, 19 Jan. 2025
Over the past few years, FLO has done what many assumed was undoable in today’s music climate: revived the concept of the R&B girl group by updating the sound of its ’90s heyday, all with a contemporary twist.
—Selena Kuznikov, Variety, 12 Apr. 2024
Recent Examples of Synonyms for undoable
impossible
Adjective
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While Houston’s rally wasn’t quite as explosive, the Texans pulled off what once seemed impossible.—
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There are great catches and there are impossible catches.—
Cite this Entry
“Undoable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undoable. Accessed 13 Jan. 2026.
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