1
as in to paralyze
to deprive of courage or confidence
the sudden shriek undid the campers
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in to untie
to disengage the knotted parts of
undo a tangled shoelace
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in to disturb
to trouble the mind of; to make uneasy
the mere mention of the home invasion still had the power to undo her
Synonyms & Similar Words
Antonyms & Near Antonyms
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 undo
Trump, who once demanded a Nobel Peace Prize, started a war of choice in Iran, inflicting damage that a deal can’t undo.
—
Amy Davidson Sorkin, New Yorker, 18 Apr. 2026
But now, Walsh’s legacy — which has survived multiple presidencies and migration waves — is coming undone.
—Syra Ortiz Blanes, Miami Herald, 17 Apr. 2026
But even Shemeth admits, one powerful storm can undo years of work in a single day.
—Jacob Wycoff, CBS News, 17 Apr. 2026
Early in the game, he was undone by two wild pitches that led directly to runs by Detroit.
—Jaylon Thompson, Kansas City Star, 16 Apr. 2026
See All Example Sentences for undo
Amy Davidson Sorkin, New Yorker, 18 Apr. 2026
But now, Walsh’s legacy — which has survived multiple presidencies and migration waves — is coming undone.
—Syra Ortiz Blanes, Miami Herald, 17 Apr. 2026
But even Shemeth admits, one powerful storm can undo years of work in a single day.
—Jacob Wycoff, CBS News, 17 Apr. 2026
Early in the game, he was undone by two wild pitches that led directly to runs by Detroit.
—Jaylon Thompson, Kansas City Star, 16 Apr. 2026
See All Example Sentences for undo
Recent Examples of Synonyms for undo
Verb
-
The standoff has paralyzed one of the council’s most consequential bodies and left a growing backlog of zoning proposals in limbo as the committee reviews zoning changes required to begin construction projects of all kinds across the city.—
Jake Sheridan,
Chicago Tribune,
9 Apr. 2026
-
In May 2024, a cyberattack paralyzed many of the organization’s digital resources, affecting electronic medical records systems, prescriptions and refills, credit card payments, processing of electronic lab and radiology orders and access to its patient portal online.—
Paul Sisson,
San Diego Union-Tribune,
9 Apr. 2026
Verb
-
Brashly violent, clattery and pleasingly untied to any direct predecessor, the result is more generic than its braggy auteur claims might promise, but there’s a lot here for gorehounds to feast on.—
Guy Lodge,
Variety,
16 Apr. 2026
-
While other contestants achieved varying results by playing it straight, Rhod Gilbert tied up Horne instead, leaving Horne unable to untie the flimsy rope that Gilbert fastened around his own wrists.—
Encyclopedia Britannica,
Encyclopedia Britannica,
8 Apr. 2026
Verb
-
But those familiar worries around his identity kept disturbing his peace.—
Ben Church,
CNN Money,
16 Apr. 2026
-
Courts also accord high deference to arbitration decisions and require extraordinary findings to vacate an arbitration award, meaning arbitration decisions are normally not disturbed or challenged.—
Michael McCann,
Sportico.com,
15 Apr. 2026
Verb
-
This isn’t a film about trauma, or smuggled-in social issues, or anything at all, really, besides the honest workaday business of scaring the bejesus out of its audience, rinsing, and repeating with extra vigor.—
Guy Lodge,
Variety,
16 Apr. 2026
-
The combination doesn’t scare everyone.—
Jill Goldsmith,
Deadline,
16 Apr. 2026
Verb
-
If your button-down outfit is in need of a little spice, a quick trick is to unfasten the top and slip out a single shoulder.—
Sri Rain Stewart,
InStyle,
13 Jan. 2026
-
Skinny Pedro unfastened his seat belt and turned his seat around to face me.—
Literary Hub,
Literary Hub,
12 Jan. 2026
Verb
-
The administration doesn’t actually bother to project deficits and public debt over the next decade.—
Editorial,
Boston Herald,
17 Apr. 2026
-
In 2019, the band’s bassist and founding member, Steve Harris, told Rolling Stone the fact that the band wasn’t yet inducted at the time didn’t bother him.—
Kory Grow,
Rolling Stone,
17 Apr. 2026
Verb
-
There’s no surefire way to frighten bees and other stinger pollinators from your home, but there are ways to make your living space less attractive to them.—
Asia London Palomba,
The Spruce,
7 Apr. 2026
-
When to see a doctor Ashamalla stressed that people shouldn’t be frightened by every ache or pain.—
Melissa Rudy,
FOXNews.com,
6 Apr. 2026
Verb
-
His hands of steel loosened my back with oils, and various stones like hot and salt.—
Condé Nast,
Condé Nast Traveler,
15 Apr. 2026
-
If necessary, use an offset spatula or butter knife to loosen the edges and then, using the overhang, transfer the brownies to a cutting board.—
Kelly Brant,
Arkansas Online,
14 Apr. 2026
Cite this Entry
“Undo.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undo. Accessed 22 Apr. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
