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

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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 Net worth is then valued as of December 31, 2026—meaning even James’s move to Philadelphia this summer wouldn’t retroactively undo his California residency status on the trigger date. — Nick Lichtenberg, Fortune, 27 July 2026 Since the losing streak began, the Marlins’ bullpen has repeatedly undone the work performed ahead of it. — Tyler M. Carmona july 26, Miami Herald, 26 July 2026 The Angels erased deficits of 5-1 and 6-4 behind Vaughn Grissom’s game-tying two-run homer, only to be undone by a clutch Giants defensive gem and extra-innings rally. — Los Angeles Times, 25 July 2026 Those plans were undone when 10 days later, the British boxer was involved in a tragic car crash which killed two of his closest friends and team members, Sina Ghami and Latif Ayodele, in Nigeria. — Sarah Shephard, New York Times, 25 July 2026 See All Example Sentences for undo

Recent Examples of Synonyms for undo

Verb

Silva and his mother did not have easy lives, even before he was paralyzed.

— Trevor Morgan, Sacbee.com, 24 July 2026
In June of this year, a northern Colorado city agreed to pay $675,000 to settle a lawsuit after police shot and paralyzed Herkimer, a healthy 14-month-old family dog who was later euthanized because of his injuries.

— Vanessa Shakib, Oc Register, 23 July 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

Out of competition The world of elite sports is taken to disturbing new heights full of brutality and painful ambition in the new film from Nikias Chryssos (The Bunker, Rave On, A Pure Place).

— Georg Szalai, HollywoodReporter, 29 July 2026
When walking down the charming Main Street, you won't be disturbed by honking or traffic since the island has banned cars since 1898.

— Kathleen Wong, USA Today, 29 July 2026

Definition of disturb

Verb

Still, with McLaurin the only receiver likely to scare opposing defenses, each practice is an opportunity for the remaining players to make plays.

— Barry Svrluga, New York Times, 31 July 2026
Those movies may have helped scare younger viewers away from romance at all.

— Amy Nicholson, Los Angeles Times, 30 July 2026

Definition of scare

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

Taylor contends the company welcomes more FDA scrutiny, and cautions against letting the outbreak frighten consumers away from eating fresh fruits and vegetables.

— Danielle Chemtob, Forbes.com, 27 July 2026
Studios that let a government inquiry frighten them into caution are not managing risk.

— Christopher Racster, IndieWire, 23 July 2026

Definition of frighten

Verb

Combine the hot pasta with the sauce, loosening with splashes of reserved pasta water until every noodle is coated.

— Maggie Meyer Glisan, Better Homes & Gardens, 30 July 2026
Cuba’s government had already made moves to loosen restrictions on private industry over the last few decades.

— ABC News, ABC News, 29 July 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 1 Aug. 2026.

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Synonyms of undo

verb

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