1
as in acted out
to behave badly
the two-year-old was acting up in church so much that her dad had to take her outside
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in cut up
to engage in attention-getting playful or boisterous behavior
you should have seen the boys acting up when they put on their aprons
Synonyms & Similar Words
Example Sentences
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Recent Examples of acted up
And of course, Peterson not playing would have made some wonder if the McDonald’s All-American’s hamstring had acted up again.
—
Gary Bedore, Kansas City Star, 7 Dec. 2025
Gary Bedore, Kansas City Star, 7 Dec. 2025
Recent Examples of Synonyms for acted up
Verb
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Friends and family say Wright acted out throughout the trial, including missing previous court dates and removing himself from the stand.—
WCCO Staff,
CBS News,
20 Apr. 2026
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Like other states around the country, Tennessee was closing its public psychiatric hospitals, and mentally ill people who acted out were simply being jailed.—
James Verini,
New Yorker,
2 Mar. 2026
Verb
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His life has come to the reader in bits and pieces, a collage, or, like his poems, a cut up.—
Literary Hub,
Literary Hub,
30 Apr. 2026
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People in yards cut up tree trunks and piled tree branches.—
Rachel Royster,
Fort Worth Star-Telegram,
27 Apr. 2026
Verb
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And of course, the little princess showed off her royal wave!—
Stephanie Petit,
PEOPLE,
2 May 2026
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Edmonton showed off its postseason poise in Game 5, throttling the Ducks in a 4-1 victory and putting the onus on their inexperienced opponents to finish off the series.—
Greg Beacham,
Los Angeles Times,
2 May 2026
Verb
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However, all of the city’s fire stations seemingly disobeyed the mayor by lowering their flags.—
R. Christian Smith,
Chicago Tribune,
29 Apr. 2026
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The group says Ensign misled courts, disobeyed court orders and failed to intervene when lawyers under his supervision engaged in misconduct.—
Jaclyn Diaz,
NPR,
25 Apr. 2026
Verb
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Malik, who has had a challenging relationship with fame throughout his career, left One Direction in 2015; the group carried on as a quartet before taking what was described as a hiatus the following year.—
Jem Aswad,
Variety,
1 May 2026
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Officials ultimately required the item to be checked rather than carried on board, Borenstein said, despite the filmmaker having previously traveled with the award without issue.—
Dave Quinn,
PEOPLE,
1 May 2026
Verb
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As a young woman, my mother rebelled against this laborious femininity, mostly wearing jeans and loose men’s shirts.—
Benny Peterson,
Vogue,
4 May 2026
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Irish nationalists had rebelled against British rule for hundreds of years, but revolution started to become more palatable to the larger public during World War I, according to Sean Farrell, a history professor at Northern Illinois University and 19th century Irish historian.—
Tess Kenny,
Chicago Tribune,
28 Apr. 2026
Verb
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Not too long ago, artificial intelligence was more or less a science project in which data scientists and developers fooled around with one-off small or test projects.—
Joe McKendrick,
Forbes.com,
26 Jan. 2026
Verb
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While hundreds reveled at Thursday night’s all-out bash for The Pierre hotel’s 95th anniversary, some of the building’s tenants in the floors above haven’t been feeling quite as celebratory.—
Rosemary Feitelberg,
Footwear News,
21 Nov. 2025
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In the party scene, though, there would be plenty of swooping camera movements as the guests revelled.—
Margaret Talbot,
New Yorker,
3 Nov. 2025
Cite this Entry
“Acted up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/acted%20up. Accessed 7 May. 2026.
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