wakeful

adjective

Not sleeping or not able to sleep.

adjective

Without sleep; sleepless.

adjective

Watchful; alert.

Indisposed or unable to sleep; affected by insomnia.

Watchful; vigilant.

Rousing from, or as from, sleep.

Synonyms and

See watchful.

adjective

Not sleeping; indisposed to sleep; watchful; vigilant.