Antonyms of adj wide-awake

2 senses of wide-awake

Sense 1
unsleeping, wide-awake -- (fully awake; "the unsleeping city"; "so excited she was wide-awake all night")

INDIRECT (VIA awake) -> asleep -- (in a state of sleep; "were all asleep when the phone rang"; "fell asleep at the wheel")

Sense 2
heads-up, wide-awake -- (fully alert and watchful; "played heads-up ball")

INDIRECT (VIA alert) -> unalert, unwatchful, unvigilant -- (not alert to what is potentially dangerous)

Similarity of adj wide-awake

2 senses of wide-awake

Sense 1
unsleeping, wide-awake -- (fully awake; "the unsleeping city"; "so excited she was wide-awake all night")
       => awake (predicate) (vs. asleep) -- (not in a state of sleep; completely conscious; "lay awake thinking about his new job"; "still not fully awake")

Sense 2
heads-up, wide-awake -- (fully alert and watchful; "played heads-up ball")
       => alert (vs. unalert), watchful -- (engaged in or accustomed to close observation; "caught by a couple of alert cops"; "alert enough to spot the opportunity when it came"; "constantly alert and vigilant, like a sentinel on duty")