HYPERALERT Synonyms: 61 Similar and Opposite Words

hyperalert

adjective

Definition of hyperalert

as in wakeful

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Recent Examples of Synonyms for hyperalert

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

Nelson remembers hushing her foster children back to sleep that night and calling 911, anxious for an end to those sleepless nights.

— Kendrick Calfee, Kansas City Star, 2 Sep. 2026
This month, her mother’s memory-care facility was in an evacuation zone, causing many sleepless nights.

— Anya Kamenetz, Curbed, 28 Aug. 2026

Definition of sleepless

Adjective

As anyone reading this who is hypervigilant at noticing and advocating for the missing women in the room can tell you, with training and conscious effort, the absence of women at work can indeed be detected.

— Melissa A. Wheeler, Forbes.com, 21 July 2026
These are people who are hypervigilant, attuned to the smallest shift in a room, able to sense when someone is not quite telling them the truth.

— Lyssanoel Frater, USA Today, 15 July 2026

Definition of hypervigilant

Adjective

However, consumers should also be mindful of the potential high salt content in canned fish, as well as the amount of mercury in bigger fish like tuna, the experts noted.

— Diana Anos, CNN Money, 4 Sep. 2026
The Irish Examiner spoke with a young crafter who described cooking alongside knitting and crochet as some of her most mindful time, because the activities require her full attention.

— Ashley Lynch, Sacbee.com, 3 Sep. 2026

Definition of mindful

Adjective

They hone coordination and proprioception skills (the awareness of where your body is in space) as well as joint positioning (like being cognizant of how your knee is bent in a lunge, for example, and adjusting that).

— Deborah Vankin, Los Angeles Times, 18 Aug. 2026
The governor is also cognizant that 2% of the top taxpayers within Connecticut come from Fairfield County, which generates 40% of Connecticut’s revenue so his plan to retain and attract new top taxpayers from outside the state is a solid strategy.

— Kevin McNabola, Hartford Courant, 16 Aug. 2026

Definition of cognizant

Adjective

His father, Francisco, was also wary, afraid that the town’s militarization would somehow provoke further conflict.

— Kate Linthicum, Los Angeles Times, 6 Sep. 2026
South Africa has seemingly overcome its electricity crisis, with the country’s power utility, Eskom, reporting a power surplus during the winter peak-demand season, but civil society groups are wary of the surplus power being sold to data centers.

— ABC News, ABC News, 4 Sep. 2026

Definition of wary

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“Hyperalert.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hyperalert. Accessed 8 Sep. 2026.

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Synonyms of hyperalert

adjective

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