Wide-awake: alternatives and connections

To call to arms for defense; to give notice to (any one) of approaching danger; to rouse to vigilance and action; to put on the alert.

In an alert manner; nimbly.

The quality of being alert or on the alert; briskness; nimbleness; activity.

the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz

the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz

an alert cognitive state in which you are aware of yourself and your situation; "he lost consciousness"

To slumber; to sleep lightly; to be in a dull or stupefied condition, as if half asleep; to be drowsy.

A kind of thick woolen cloth of a dun, or dull brownish yellow, or dull gray, color; -- called also drabcloth.

Furnishing little delight, spirit, or variety; uninteresting; tedious; cheerless; gloomy; melancholy; depressing; as, a dull story or…

Watchful; alert.

Knowing; wide awake; fully understanding another's meaning.

alert carnivorous mammal with pointed muzzle and ears and a bushy tail; most are predators that do not hunt in packs

an alert and refreshed state

Quick of perception; alert; sharp.

an alert and refreshed state

Knowing, or perceiving, by intuition; capable of knowing without deduction or reasoning.

Acute of mind; sharp; penetrating; having or expressing mental acuteness; as, a man of keen understanding; a keen look; keen features.

alert and fully informed; "a knowing collector of rare books"; "surprisingly knowledgeable about what was going on"