as in fumbling
to make or do (something) in a clumsy or unskillful way
I swear, she mucks up everything she tries
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Recent Examples of mucking up
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
The hydrogen flow keeps vaporized tin from mucking up the system’s optics.
—IEEE Spectrum, 12 June 2023
Jeff Spry, Space.com, 29 Aug. 2025
The hydrogen flow keeps vaporized tin from mucking up the system’s optics.
—IEEE Spectrum, 12 June 2023
Recent Examples of Synonyms for mucking up
Verb
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However, his key mistakes included an interception, being sacked six times, and fumbling the ball away twice.—
Matthew Couden,
MSNBC Newsweek,
14 Oct. 2025
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There is no right moment, and the early scenes are about fumbling steps and the tentativeness of awkward new roles.—
Owen Gleiberman,
Variety,
10 Oct. 2025
Verb
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Best of all though is Reeves, channeling his own 1989 comic past from Bill & Ted’s Excellent Adventure or a bit of Todd Higgins from Parenthood to bring deadpan delight as the well-meaning but constantly screwing up angel trying to do good but being so bad at it.—
Pete Hammond,
Deadline,
7 Sep. 2025
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As Nick in the present-adjacent day sure knows a hell of a lot about Dante Alighieri, perhaps the best person to criticize him and recognize his gaps in logic and knowledge, and how Nick is so profoundly screwing up his own life, would be Dante himself.—
Ryan Lattanzio,
IndieWire,
3 Sep. 2025
Verb
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Raking, blowing, and using a mower collection bag are useful for managing leaves on turf.—
Megan Hughes,
Better Homes & Gardens,
19 Oct. 2025
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Maybe Lewis wasn’t blowing smoke but telling the truth.—
Kirk Kenney,
San Diego Union-Tribune,
18 Oct. 2025
Cite this Entry
“Mucking up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mucking%20up. Accessed 22 Oct. 2025.
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