UNDO Synonyms: 147 Similar and Opposite Words

undo

verb

ˌən-ˈdü

Definition of undo

as in to paralyze

to deprive of courage or confidence the sudden shriek undid the campers

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in to untie

to disengage the knotted parts of undo a tangled shoelace

Synonyms & Similar Words

Antonyms & Near Antonyms

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 The only truly positive play on the first-team offense came thanks to a first-down reception from Jalen Coker … only for the gain to be undone by a Luke Fortner penalty. — Alex Zietlow, Charlotte Observer, 15 Aug. 2026 For McMurray, getting people interested means undoing some of what they have been taught about bugs. — Naomi Taxay, Sacbee.com, 15 Aug. 2026 The rise of this offshore world—in which wealthy forces can keep their lucre safe from any kind of transparency or democratic oversight—also sparked a global revolution in how to undo existing checks on oligarchs’ wealth. — Literary Hub, 14 Aug. 2026 The scoop neck has five functional buttons that can be undone, as well as elbow-length sleeves that can be unbuttoned to hang even lower. — Amelia McBride, Travel + Leisure, 13 Aug. 2026 See All Example Sentences for undo

Recent Examples of Synonyms for undo

Verb

In March, a cyberattack briefly paralyzed municipal systems and prompted an emergency declaration in Foster City, a Bay Area suburb of 32,000 people.

— Los Angeles Times, Los Angeles Times, 15 Aug. 2026
Responsible deployment does not require paralyzing every use case.

— Stephen Messer, Fortune, 15 Aug. 2026

Definition of paralyze

Verb

One popular saying suggests a knot tied on a rainy day is harder to untie.

— Bryan West, USA Today, 4 July 2026
There, by definition, each match has to have a winner and a loser, so any match that ends in a draw proceeds to two 15-minute periods of overtime, and, if that fails to untie the score, a penalty kick shootout.

— Harmeet Kaur, CNN Money, 24 June 2026

Definition of untie

Verb

Road construction can disturb natural hydrology, said Kate Groetzinger, the communications director for the Center for Western Priorities.

— Sarah Henry, AZCentral.com, 19 Aug. 2026
A couple of years ago, a neighbor’s trees were disturbing the view from their $3-million summer house on the coast of Maine.

— Jack Dolan, Los Angeles Times, 18 Aug. 2026

Definition of disturb

Verb

Transforming the cabin from sitting to sleeping is a group effort that includes unpacking the ladder (usually stowed beneath the seats with the luggage), unfastening the upper bunks, and making the beds.

— Emily Manthei, Travel + Leisure, 10 May 2026
After the pink fabric is unfastened from styrofoam beams floating 200 feet out from each island, the sections are towed to shore and rolled up in bundles, Morgan said.

— Miami Herald Archives, Miami Herald, 29 Apr. 2026

Definition of unfasten

Verb

Contreras rarely takes days off but asked for a day off Sunday with his leg bothering him.

— Jen McCaffrey, New York Times, 18 Aug. 2026
Chapman won’t play another game for the Giants this year after undergoing core muscle surgery earlier this week, but the 33-year-old has finally addressed an ailment that’s bothered him for effectively the whole season.

— Justice delos Santos, Mercury News, 15 Aug. 2026

Definition of bother

Verb

Diego Gomez is a stop-gap alternative, but Mitoma remains a key figure who frightens opposing defences with his dribbling speed and influential record in the top flight.

— Chris Weatherspoon, New York Times, 14 Aug. 2026
But what frightened me most was not death alone, but the idea of dying before my writings reached the world—that my story would disappear with me, and that my feelings, my memories, my identity, and my human experience would be erased.

— Literary Hub, Literary Hub, 14 Aug. 2026

Definition of frighten

Verb

Made from wood chips and sawdust bound with resin, particleboard can swell when exposed to moisture, while screws and bolts can loosen over time.

— Rachel Silva, Martha Stewart, 14 Aug. 2026
Even before this summer’s heat, the EU had begun loosening a number of its emissions targets and delaying the phaseout of gas and diesel vehicles, in an apparent effort to blunt the far right’s use of green policies as a campaign issue.

— Ned Temko, Christian Science Monitor, 13 Aug. 2026

Definition of loosen

Browse Nearby Words

undivided

undo

undoable

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“Undo.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undo. Accessed 22 Aug. 2026.

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Synonyms of undo

verb

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