wakefulness

(noun) a periodic state during which you are conscious and aware of the world. Example: "Consciousness during wakefulness in a sane person is pretty well ordered and familiar."

(noun) a temporary state in which you are unable (or unwilling) to sleep. Synonyms: sleeplessness. Example: "Accept your wakefulness and sleep in its own contrary way is more likely to come."

(noun) the process of paying close and continuous attention. Synonyms: watchfulness, vigilance, alertness. Examples: "Wakefulness, watchfulness, and bellicosity make a good hunter." "Vigilance is especially susceptible to fatigue."