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
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Recent Examples of undo
Abortion will also be on the ballot again in November, when voters are being asked to approve a measure that would undo the 2024 amendment.
—
Geoff Mulvihill,
Chicago Tribune,
19 June 2026
Dunith Wellalage anchored a lower-order rally for Sri Lanka that was undone when Wanindu Hasaranga (21 off 13 deliveries) was run out in the 19th over, ending a 49-run partnership for the seventh wicket.
—
ABC News,
15 June 2026
In an instant – or rather, through a grueling, ugly, then gritty, then triumphant Game 5 – that temporal distance is temporarily undone.
—
Hannah Keyser,
CNN Money,
14 June 2026
For evenings, style it on its own with a few buttons undone for an effortlessly polished dinner look.
—
Gabrielle Porcaro,
Travel + Leisure,
13 June 2026
See All Example Sentences for undo
Geoff Mulvihill,
Chicago Tribune,
19 June 2026
Dunith Wellalage anchored a lower-order rally for Sri Lanka that was undone when Wanindu Hasaranga (21 off 13 deliveries) was run out in the 19th over, ending a 49-run partnership for the seventh wicket.
—
ABC News,
15 June 2026
In an instant – or rather, through a grueling, ugly, then gritty, then triumphant Game 5 – that temporal distance is temporarily undone.
—
Hannah Keyser,
CNN Money,
14 June 2026
For evenings, style it on its own with a few buttons undone for an effortlessly polished dinner look.
—
Gabrielle Porcaro,
Travel + Leisure,
13 June 2026
See All Example Sentences for undo
Recent Examples of Synonyms for undo
Verb
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Barricades erected on key roads have effectively isolated the city of La Paz, triggering fuel and food shortages, paralyzing transportation and preventing patients from reaching hospitals — causing at least seven deaths for lack of medical attention, the government says.
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Barricades erected on key roads have essentially isolated the city of La Paz, Bolivia’s seat of government, triggering fuel and food shortages, paralyzing transportation and preventing patients from reaching hospitals.
Verb
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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.
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Because you can't get untied every time.
Verb
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The golf practice center would disturb an already fragile ecosystem with a high water table, the board wrote.
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Gorsuch said the opinion was narrow and did not disturb other provisions of the law, which includes a ban on guns for drug addicts, ban on guns for people presently intoxicated and prohibition of firearms for those deemed a danger to themselves or others.
Verb
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Don’t be scared by his blue eyes.
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The intent of the letters isn’t to scare people, but to educate them about water stewardship, Talbott said.
Verb
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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.
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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.
Verb
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While some of the wives wouldn’t bother coming to games every Sunday, Michel said, many of the children saw the Feeney fathers as proper heroes.
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His pace routinely bothered Sweden, including on one impressive solo run in the first half that produced a quality attacking scenario.
Verb
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But her outbursts frightened the children too.
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What frightened me most was what might happen to my children.
Verb
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Add enough of the measured water to loosen the mixture and form a sauce; fluid but not runny is the key.
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The board also had to grant a request to loosen zoning rules, called a variance, to allow for six housing units — which is a few more than would normally be allowed on a lot of its size — and make the project possible.
Cite this Entry
“Undo.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undo. Accessed 28 Jun. 2026.
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