as in heated
being in a state of increased activity or agitation
the boy manages to panic himself by his own overactive imagination
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Examples Sentences
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Recent Examples of overactive
What scientists do know is this: As in many autoimmune diseases, B cells become overactive and release autoantibodies, proteins that attack healthy tissue or recruit T cells to do their dirty work.
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Byjennifer Couzin-Frankel, science.org, 14 Nov. 2024
According to Farina, this can help soothe an overactive amygdala and regulate emotions more effectively.
—Noma Nazish, Forbes, 4 Nov. 2024
Dry, itchy skin can sometimes be associated with overactive histamines, and suggests taking a daily antihistamine until the condition has resolved.
—Kelsey Eisen, Allure, 28 Oct. 2024
The overactive light switch on night one was not a one-off.
—Kate Sosin, Them, 21 Oct. 2024
See all Example Sentences for overactive 
Byjennifer Couzin-Frankel, science.org, 14 Nov. 2024
According to Farina, this can help soothe an overactive amygdala and regulate emotions more effectively.
—Noma Nazish, Forbes, 4 Nov. 2024
Dry, itchy skin can sometimes be associated with overactive histamines, and suggests taking a daily antihistamine until the condition has resolved.
—Kelsey Eisen, Allure, 28 Oct. 2024
The overactive light switch on night one was not a one-off.
—Kate Sosin, Them, 21 Oct. 2024
See all Example Sentences for overactive
Recent Examples of Synonyms for overactive
Adjective
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The sprawling backyard area has a heated swimming pool.Lana Bortolot, New York Times, 10 Jan. 2025
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Another incident was a heated disagreement with defender Todibo at half-time of the 5-2 home defeat against Arsenal at the end of November.Roshane Thomas, The Athletic, 8 Jan. 2025
Adjective
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Although the rivalry between Daredevil and Kingpin is likely what Daredevil fans are most excited to see in Born Again, the trailer makes clear that other old friends will be along for the ride as well.Christian Holub, EW.com, 15 Jan. 2025
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Avery was excited to hear responses from high-profile brands such as Huda Beauty and artists including Charli XCX who also wanted to participate.Sarah Quiñones Wolfson, Los Angeles Times, 15 Jan. 2025
Adjective
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That’s why, in the final minutes of the team’s home finale last month, agitated fans at Soldier Field serenaded McCaskey and his family with an impassioned request.Dan Wiederer, Chicago Tribune, 12 Jan. 2025
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In the middle of the party, an accordion player jigged among a group of young, unsteady revelers, rapping to the beat like an agitated auctioneer.Matthew Bremner, Rolling Stone, 5 Jan. 2025
Adjective
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The exposure made generations of Americans more depressed, anxious, inattentive or hyperactive, the study says.Elizabeth Chuck, NBC News, 4 Dec. 2024
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Certain moments of unabashed emotion where the music swells feel attuned to the vivid realism of cinematographer Santiago Gonzalez’s hyperactive camera.Carlos Aguilar, Variety, 20 Dec. 2024
Thesaurus Entries Near overactive
Cite this Entry
“Overactive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/overactive. Accessed 21 Jan. 2025.
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