Sleep and Sleeplessness

Opposite meaning words

Sleep noun - A natural periodic loss of consciousness during which the body restores itself.

Usage example: neither of them has been getting much sleep since the baby was born

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Sleeplessness is an antonym for sleep.

Sleeplessness noun - The inability to obtain adequate sleep.

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Sleep is an antonym for sleeplessness in inability to sleep soundly topic.

Nearby Words: sleep, sleepless

Cite this Source

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

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

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

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