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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Example Sentences
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Recent Examples of overactive
For chronic pain sufferers like me, the pain pathways in our brains often become overactive.
—
Peter Ubel, Forbes, 25 Feb. 2025
Systemic medications, which impact the whole body and can be more effective than other treatments in tougher eczema cases, work internally to calm the overactive immune response that often drives the condition.
—Lynya Floyd, Allure, 23 May 2025
Sepsis is caused by an overactive immune response to infection.
—Michael L. Millenson, Forbes.com, 22 May 2025
Hypothyroidism is an underactive thyroid gland, and hyperthyroidism is an overactive thyroid gland.
—Colleen Doherty, Verywell Health, 12 May 2025
See All Example Sentences for overactive
Peter Ubel, Forbes, 25 Feb. 2025
Systemic medications, which impact the whole body and can be more effective than other treatments in tougher eczema cases, work internally to calm the overactive immune response that often drives the condition.
—Lynya Floyd, Allure, 23 May 2025
Sepsis is caused by an overactive immune response to infection.
—Michael L. Millenson, Forbes.com, 22 May 2025
Hypothyroidism is an underactive thyroid gland, and hyperthyroidism is an overactive thyroid gland.
—Colleen Doherty, Verywell Health, 12 May 2025
See All Example Sentences for overactive
Recent Examples of Synonyms for overactive
Adjective
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The Los Angeles Dodgers are in the midst of some heated division rivalry matchups, facing the San Francisco Giants after winning their series with the San Diego Padres and with another Padres series looming next.—
Peter Chawaga,
MSNBC Newsweek,
15 June 2025
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Baldoni’s suit cited a particularly heated meeting over rewrites to the script at which Swift was said to be present.—
Jami Ganz,
New York Daily News,
14 June 2025
Adjective
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From there, fans were excited about the existence of an unreleased song between the two Colombian stars, who confirmed their romantic relationship in 2023.—
Maya Georgi,
Rolling Stone,
20 June 2025
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His uncle is clearly excited and expecting big things from him.—
Evan Massey,
MSNBC Newsweek,
20 June 2025
Adjective
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Immigration attorney Mustafa Cetin told NJ.com that around 50 detainees at the private facility pushed down a dormitory wall after becoming agitated when meals were delayed.—
Audrey Conklin,
FOXNews.com,
15 June 2025
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While over 40 Scud missiles hit Tel Aviv and Haifa during the war, an agitated Israel sat tight.—
Paul Iddon,
Forbes.com,
15 June 2025
Adjective
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Attention-Deficit/Hyperactivity Disorder has long been seen as a childhood condition, typically associated with hyperactive boys disrupting classrooms.—
Cheryl Robinson,
Forbes.com,
6 June 2025
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The videos are depraved yet sophisticated, hyperactive yet requiring devotional attention to narrative, and gonzo yet replete with naked emblems of cultural fears around.—
Ryan Coleman,
EW.com,
21 May 2025
Cite this Entry
“Overactive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/overactive. Accessed 25 Jun. 2025.
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