Synonyms: insomniac, sleepless person
Definition: someone who cannot sleep
Similar words: sick person, diseased person, sufferer
Definition: a person suffering from an illness
Synonyms: watchful, insomniac, sleepless
Definition: experiencing or accompanied by sleeplessness
Usage: insomniac old people; insomniac nights; lay sleepless all night; twenty watchful, weary, tedious nights- Shakespeare
Similar words: awake
Definition: not in a state of sleep; completely conscious
Usage: lay awake thinking about his new job; still not fully awake