HYPERVIGILANT Synonyms: 61 Similar and Opposite Words

hypervigilant

adjective

Definition of hypervigilant

as in sleepless

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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 But Bart is hypervigilant about his son’s fragile health and tries to discourage him from joining the band on the road. — Patrick Ryan, USA Today, 21 Feb. 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

Adjective

No, special teams coach Dave Toub shouldn’t spend sleepless nights scheming up how to improve his team’s field-goal defense for next season.

— Jesse Newell, New York Times, 15 July 2026
Today, there are no more bodies left to bury, but those sleepless nights remain.

— Bo Evans, CBS News, 2 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

Especially in more rural destinations, be mindful of the tenets of Leave No Trace and respect local rules that are put in place to manage crowds.

— Catherine Tansey, Condé Nast Traveler, 17 July 2026
Part of an overall approach to mindfulness is an awareness of one’s surroundings, and celebrating Central Texas culture with mindful movement and creativity is one way to do that.

— Robb Report Studio, Robb Report, 16 July 2026

Definition of mindful

Adjective

The songwriting is airtight, regal but sometimes necessarily absurd, and tastefully cognizant of which points in Madonna’s career are most beloved.

— Craig Jenkins, Vulture, 6 July 2026
Some experts say model makers should be cognizant that the government could weigh in on AI again.

— John Kell, Fortune, 24 June 2026

Definition of cognizant

Adjective

At a time when global fashion is navigating economic uncertainty, shifting supply chains and cautious consumer spending, one country is making an unmistakably confident statement.

— Kate Hardcastle, Forbes.com, 17 July 2026
Those with underlying health conditions like asthma, COPD, heart disease, diabetes, chronic kidney disease or who are pregnant need to be extra cautious about breathing in wildfire smoke.

— ABC News, ABC News, 17 July 2026

Definition of cautious

Adjective

But be wary of high heat forecast for Washington this weekend, as event schedules are subject to change amid sweltering temperatures.

— Nicole Fallert, USA Today, 4 July 2026
Iran may also be wary of attacks by the exiled Mujahadin-e Khalq (MeK), which Iran accuses of carrying out attacks inside Iran over several decades.

— Nadeen Ebrahim, CNN Money, 4 July 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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“Hypervigilant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hypervigilant. Accessed 20 Jul. 2026.

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Synonyms of hypervigilant

adjective

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