1
as in fumbling
to make or do (something) in a clumsy or unskillful way
tried not to foul up the football play
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in stumbling
to make a mistake
unfortunately, I fouled up and in my e-mail gave everyone the wrong date for the meeting
Synonyms & Similar Words
Example Sentences
Recent Examples of Synonyms for fouling up
Verb
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The image of Gobert fumbling with the ball and having his shot attempt rim out has been a lasting one.—
Jon Krawczynski,
New York Times,
7 Jan. 2026 -
Georgia Tech also went 3 of 6, fumbling at the BYU 11-yard line in the third quarter and having a 35-yard field goal by Aidan Birr blocked late in the quarter.—
CBS News Atlanta Digital Team,
CBS News,
29 Dec. 2025
Verb
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The Packers are stumbling coming into the playoff with four straight losses, two of them via absolute giveaways.—
Hank Gola,
New York Daily News,
9 Jan. 2026
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Government agencies and businesses that invest in this training, and that insist every critical number survives a deterministic check, will capture AI's benefits without stumbling into its blind spots.—
Arkansas Online,
Arkansas Online,
8 Jan. 2026
Verb
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Tim overcame his fear of screwing up again and asked Lucy to move in.—
Nellie Andreeva,
Deadline,
6 Jan. 2026
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After screwing up his job interview, Anders tries to see his sister, who’s been burned by him one too many times and sends her girlfriend to run interference.—
Margaret Talbot,
New Yorker,
3 Nov. 2025
Verb
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Smart’s Bulldogs could now do with the Crimson Tide slipping up to improve their conference prospects, with Texas A&M still out in front as the SEC’s only unbeaten team.—
Ben Verbrugge,
MSNBC Newsweek,
8 Nov. 2025
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The main components have measurement indicators so there’s no chance of slipping up, and the parts can all nest inside the large container for easy storage when you’re done drinking your coffee.—
Mark Marino,
Bon Appetit Magazine,
29 Aug. 2025
Verb
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Try to find a place that will block blowing or falling debris.—
CA Weather Bot,
Sacbee.com,
8 Nov. 2025
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What To Know In , the Kuskokwim Delta Coast and Nunivak Island are expected to see blowing snow and strong southeasterly winds from early Sunday morning through the afternoon.—
Martha McHardy,
MSNBC Newsweek,
8 Nov. 2025
Verb
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Early in the third period, Blue Jackets forward Dmitri Voronkov was checking with his stick instead of his body when he was called for tripping former Blue Jackets forward Yegor Chinakhov.—
Aaron Portzline,
New York Times,
5 Jan. 2026
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The police footage shows the man turning and bolting away from officers before quickly tripping over his own feet just a few steps past his car.—
Sean Neumann,
PEOPLE,
5 Jan. 2026
Verb
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At least not Will Welch, GQ’s longstanding editor-in-chief and global editorial director, who was absolutely zen about the threat of an atmospheric river mucking up the mag’s Men of the Year celebration last night.—
Chris Gardner,
HollywoodReporter,
14 Nov. 2025
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What's mucking up the process is a telepathic outlier named The Mule (Pilou Asbæk), whose ravenous appetite for galactic dominance has created anomalies in Seldon's branching prognostications of how this whole ordeal will unfold.—
Jeff Spry,
Space.com,
29 Aug. 2025
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Cite this Entry
“Fouling up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fouling%20up. Accessed 11 Jan. 2026.
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