Death
Death noun - The permanent stopping of all the vital bodily activities.
Usage example: we were all saddened by the death of our friend
Sleep and death are semantically related. in end of life topic. In some cases you can use "Sleep" instead a noun "Death".
Sleep
Sleep noun - The state of being dead.
Usage example: a grieving widower longing to join his beloved wife in her eternal sleep
Mutual synonyms
How words are described
Both words in one sentence
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Saint Seiya has the heroes fight Hades, god of the underworld... and his minion gods Thanatos and Hypnos, gods of death and sleep, respectively.
Source: Enemies with Death -
The main character, Quoyle, has trouble explaining this to his young daughter, who doesn't quite understand the difference between death and sleep.
Source: Waking Up at the Morgue -
He is tried, convicted, and put to death, but the Daemon had an agent that somehow made him simply be put to sleep instead of dying.
Source: Death by Origin Story
Cite this Source
Sleep and Death. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/death/sleep
Death & Sleep. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/death/sleep>.
Sleep or Death. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/death/sleep.
Google Ngram Viewer shows how "death" and "sleep" have occurred on timeline