hypervigilant

adjective

Definition of hypervigilantnext
as in sleepless

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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 hypervigilant Woodland shared one incident of being hypervigilant. — ABC News, 10 Mar. 2026 When expectations are unclear, like those communicated by busy bosses, teachers or healthcare providers, people become hypervigilant. — Rabbi Bruce D. Forman, Sun Sentinel, 3 Feb. 2026 And in a world where daily messages now top a trillion, that hypervigilant regulation becomes necessary. — Eva Roytburg, Fortune, 15 Oct. 2025 The auditory hallucinations, diagnosed in 2021 as schizophrenia, turned the big-hearted, caring side of his personality his family loved into a hypervigilant, protective paranoia that his parents, Elisabeth and Jeffrey, tried to de-escalate. — Andrew Greif, NBC news, 10 Oct. 2025 See All Example Sentences for hypervigilant
Recent Examples of Synonyms for hypervigilant
  1. sleepless
  2. wakeful
  3. mindful
  4. cognizant
  5. cautious
  6. careful
  7. wary
  8. heedful
Adjective
  • At first, the smell permeated the bedrooms, bringing with it sleepless nights.
    — Celina Tebor, CNN Money, 8 Aug. 2026
  • Like most expectant parents, Briana Faucette heard the typical warnings about sleepless nights.
    — Roni Robbins, AJC.com, 20 July 2026
Definition of sleepless
Adjective
  • Low to medium doses show a reduction in the alpha frequency of brain waves (which correspond to relaxed and wakeful states), along with rising entropy, a signature finding of sober brains sinking deeper into a trip.
    — Oshan Jarow, Vox, 4 Nov. 2024
  • Having the right pillow can make a big difference between a peaceful night’s sleep and a restless, wakeful one.
    — Casey Clark, Peoplemag, 9 Sep. 2024
Definition of wakeful
Adjective
  • Be mindful when the PAC is critical of a person or position that is supported by the very party that the PAC appears to serve.
    — Andrew Moshirnia, The Conversation, 12 Aug. 2026
  • Zebra striping works best as one part of a broader, mindful approach to drinking.
    — Ryan Brennan, Miami Herald, 11 Aug. 2026
Definition of mindful
Adjective
  • But with the interest rate environment subject to change in the months ahead and only the high-yield savings account poised to respond in real time, savers will need to be cognizant of the limits of each account type.
    — Matt Richardson, CBS News, 11 Aug. 2026
  • The biography, drawn from interviews with Altman as well as with more than 250 of his friends, family, and associates, casts a balanced portrait of a figure who is by turns self-effacing and cognizant of his unique place in history.
    — Monitor reviewers, Christian Science Monitor, 10 Aug. 2026
Definition of cognizant
Adjective
  • Officials were urging residents to be cautious as the hurricane approached.
    — Dalia Faheid, CNN Money, 15 Aug. 2026
  • Despite expert consensus ranking him QB2 (31st overall), there's reason to be cautious.
    — Steve Bradshaw, Forbes.com, 15 Aug. 2026
Definition of cautious
Adjective
  • Kurz said that the field team put careful consideration into selecting each site.
    — John Moritz, Hartford Courant, 14 Aug. 2026
  • Steve Bardens/Getty Images Brighton & Hove Albion must be careful that the chill of winter does not arrive much earlier than normal for them this season in the Conference League.
    — Andy Naylor, New York Times, 14 Aug. 2026
Definition of careful
Adjective
  • The experts Fortune spoke with were wary of leaning too hard on age in this debate.
    — Sydney Lake, Fortune, 9 Aug. 2026
  • The communicators interviewed for this story were much warier of letting AI write public-facing material than of using it behind the scenes for research or other tasks.
    — Mary Randolph, Scientific American, 8 Aug. 2026
Definition of wary
Adjective
  • Her heedful eyes meet those of a young Black girl in overalls and braids on the other side of the room.
    — Hazlitt, Hazlitt, 9 Aug. 2023
  • That’s partly because retailers have grown less heedful about developing the necessary pipelines, a problem that’s worsened in recent years as retailers saw profits crushed by a push into low-margin e-commerce.
    — Phil Wahba, Fortune, 13 Feb. 2023
Definition of heedful

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hyperventilating
hypervigilant
hypes
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Cite this Entry

“Hypervigilant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hypervigilant. Accessed 16 Aug. 2026.

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