Lifetime and Sleep

Opposite meaning words

Lifetime noun - The period during which something exists, lasts, or is in progress.

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Sleep is an antonym for lifetime.

Nearby Word: life

Sleep noun - The state of being dead.

Usage example: a grieving widower longing to join his beloved wife in her eternal sleep

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Lifetime is an antonym for sleep.

human	human lifetime	human sleep
full	full lifetime	full sleep
long	long lifetime	long sleep
normal	normal lifetime	normal sleep
Other adjectives: natural, standard, entire, apparent, less.

Furthermore, some sleep disorders can cause daytime dozing, such as sleep apnea and insomnia, are more likely to gradually develop over the course of a lifetime.

Source: Senior Sleep Cycle
The Big Bad in Dances on the Snow takes over whole planets by putting everybody to sleep for a few days and making them relive a lifetime of loyal servitude to the Big Bad's regime.

Source: More Than Mind Control
It could be anything from eating, "waste excrement", heat/warmth, sleep, breathing or even companionship (we're talking an entire lifetime of complete isolation here, not just being The Stoic).

Source: The Needless

Cite this Source

Sleep and Lifetime. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/lifetime/sleep

Lifetime & Sleep. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/lifetime/sleep>.

Sleep or Lifetime. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/lifetime/sleep.

Google Ngram Viewer shows how "lifetime" and "sleep" have occurred on timeline