1
as in excited
being in a state of increased activity or agitation
the skyrocketing price of oil resulted in a wildly fluctuating, hyperactive stock market
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in excitable
easily excited by nature
hyperactive children who are in dire need of a guardian with a firm hand
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of hyperactive
Researchers found that these cells became hyperactive, burning through their energy reserves and losing their ability to rest, a crucial trait for long-term regeneration.
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Pranjal Malewar, New Atlas, 20 Sep. 2025
All of them place us somewhere in 1997, 1998 or 1999, with the upside acceleration, euphoric sentiment and hyperactive capital markets mostly ahead of us.
—Michael Santoli, CNBC, 19 Sep. 2025
But then Lacey was back with the kids, banging around in the kitchen, and the first of the evening’s friends and acquaintances began to show up and the blessedness passed, as had the roadrunner, hyperactive and vigilant and always on the make, gone off to seek somebody else’s snakes.
—T. Coraghessan Boyle, New Yorker, 14 Sep. 2025
Inattentive symptoms typically persist with age, while hyperactive ADHD symptoms often decline, according to the National Institutes of Health.
—Clare Mulroy, USA Today, 11 Sep. 2025
See All Example Sentences for hyperactive
Pranjal Malewar, New Atlas, 20 Sep. 2025
All of them place us somewhere in 1997, 1998 or 1999, with the upside acceleration, euphoric sentiment and hyperactive capital markets mostly ahead of us.
—Michael Santoli, CNBC, 19 Sep. 2025
But then Lacey was back with the kids, banging around in the kitchen, and the first of the evening’s friends and acquaintances began to show up and the blessedness passed, as had the roadrunner, hyperactive and vigilant and always on the make, gone off to seek somebody else’s snakes.
—T. Coraghessan Boyle, New Yorker, 14 Sep. 2025
Inattentive symptoms typically persist with age, while hyperactive ADHD symptoms often decline, according to the National Institutes of Health.
—Clare Mulroy, USA Today, 11 Sep. 2025
See All Example Sentences for hyperactive
Recent Examples of Synonyms for hyperactive
Adjective
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Jones is particularly excited about the opportunities for personalization.—
Jessica Coacci,
Fortune,
9 Oct. 2025
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But while countless fans couldn’t be more excited for Bad Bunny’s showcase, other people — including the president of the United States — aren’t as keen that a primarily Spanish-speaking artist got the gig.—
Hannah Dailey,
Billboard,
8 Oct. 2025
Adjective
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Pups with excitable and reactive temperaments were especially responsive to on-screen content, suggesting that many canines may interpret moving images much like real-world events.—
Lucy Notarantonio,
MSNBC Newsweek,
10 Oct. 2025
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The cranky and irritating backseat driver, who bums a lift midway through the Griswolds' adventure, also has with her the easily excitable pooch Dinky.—
Jordan Hoffman,
Entertainment Weekly,
28 Sep. 2025
Adjective
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McGuire and Kansas head coach Lance Leipold could be seen having a heated discussion after the game.—
Jamie Barton,
CNN Money,
12 Oct. 2025
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The bathrooms are all marble with heated flooring and assistance bars.—
Janelle Ash,
FOXNews.com,
12 Oct. 2025
Adjective
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But as the departure date neared and the plane tickets hadn’t arrived, Pérez got nervous.—
Melissa Sanchez,
ProPublica,
10 Oct. 2025
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Children usually accompany the players onto the pitch, wide-eyed youngsters in pristine kits, looking nervous and staring up in awe at Harry Kane or Bukayo Saka or Declan Rice.—
Nick Miller,
New York Times,
9 Oct. 2025
Adjective
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In a September 15 TikTok video posted by user @belmelly, a dog sat in the backseat of a vehicle, agitated and barking nonstop.—
Liz O'Connell,
MSNBC Newsweek,
13 Oct. 2025
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Two passengers later described him as agitated and angry.—
Sarah Rumpf-Whitten,
FOXNews.com,
8 Oct. 2025
Adjective
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Treg cells also control internal revolt in the form of an overactive immune response by other immune cells that can trigger allergies and autoimmune diseases such as arthritis, lupus and multiple sclerosis – diseases that develop when Treg cells are defective in either number, function or both.—
Mitzi Nagarkatti,
The Conversation,
10 Oct. 2025
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An overactive immune system also contributes.—
Daryl Austin,
USA Today,
7 Oct. 2025
Cite this Entry
“Hyperactive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hyperactive. Accessed 16 Oct. 2025.
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