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hyperactive

adjective

ˌhī-pər-ˈak-tiv How to pronounce hyperactive (audio)
Definition of hyperactivenext
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

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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

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of hyperactive The stars and creators of Scary Movie tell EW about their hyperactive new comedy, which even stretches beyond the bounds of horror to films like Michael and Wicked. — Ryan Coleman, Entertainment Weekly, 5 June 2026 Your Immune System May Become Balanced Vitamin D and zinc may also tamp down hyperactive immune responses that occur in autoimmune diseases (conditions in which the body attacks itself). — Megan Nunn, Verywell Health, 12 May 2026 But what should be a hyperactive, frenetic, and fractured mess instead has a curious, uncanny unity. — Reed Jackson, SPIN, 8 May 2026 After 24 hours at 4G, flies stayed hyperactive for weeks. — Aamir Khollam, Interesting Engineering, 1 May 2026 See All Example Sentences for hyperactive
Recent Examples of Synonyms for hyperactive
  1. excited
  2. excitable
  3. heated
  4. nervous
  5. agitated
  6. overactive
Adjective
  • A student who is excited about an experiment is still learning.
    — Arkansas Online, Arkansas Online, 19 Sep. 2026
  • Based on a straw poll of curators, collectors, and rival dealers at a spree of events last week, this is the show everyone’s most excited to see in Chelsea this fall.
    — Nate Freeman, Vanity Fair, 18 Sep. 2026
Definition of excited
Adjective
  • Hailing from San Antonio, Texas, Deanna is a proud mother of three and an excitable introvert.
    — Literary Hub, Literary Hub, 9 Sep. 2026
  • Phuntsok and Hiddleston are pleasant to watch and share a nice, friendly chemistry, with Tenzing as the relatively more excitable one and Hillary as the quieter one.
    — Angie Han, HollywoodReporter, 8 Sep. 2026
Definition of excitable
Adjective
  • In the back, there’s a 38-foot-long heated saltwater pool and a cabana with a full kitchen.
    — Adriane Quinlan, Curbed, 15 Sep. 2026
  • To convert the solid preforms into fiber, workers load them into multi-story draw towers where they are heated and pulled down to 125 microns in diameter — roughly the width of a human hair.
    — Charlotte Observer, Charlotte Observer, 15 Sep. 2026
Definition of heated
Adjective
  • One grandmother initially didn’t understand what the couple was asking, while two were a little nervous about taking on a role traditionally given to children.
    — Ashley Vega, PEOPLE, 15 Sep. 2026
  • But one area that has Chiefs fans a little nervous is the offensive line that will be tasked with keeping Mahomes upright.
    — Scott Chasen, Kansas City Star, 14 Sep. 2026
Definition of nervous
Adjective
  • Migratory birds in captivity develop Zugunruhe, an agitated fitfulness, at certain times of year.
    — Rivka Galchen, New Yorker, 14 Sep. 2026
  • Following instructions from the kidnappers (unbeknownst to his increasingly agitated comrades), Lee drives out to meet them for the exchange, only to wreck his car and become distracted saving a nearby woman, Hua (Moon Lee).
    — Jake Cole, IndieWire, 10 Sep. 2026
Definition of agitated
Adjective
  • Mood stabilizers influence brain receptors that release and maintain neurotransmitters, calm overactive circuits and strengthen cellular connections over time.
    — Jen Christensen, CNN Money, 29 Aug. 2026
  • In the nineties, Edenberg helped identify genetic differences linked to overactive ADH enzymes, which would cause people to turn alcohol into acetaldehyde more quickly.
    — Shayla Love, New Yorker, 26 Aug. 2026
Definition of overactive

Browse Nearby Words

hyperacid
hyperactive
hyperacuity
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Cite this Entry

“Hyperactive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hyperactive. Accessed 20 Sep. 2026.

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