as in insomnia
the inability to obtain adequate sleep
the prolonged bouts of sleeplessness were starting to affect his work
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Recent Examples of Synonyms for sleeplessness
insomnia
Noun
-
People who are physically ill, especially those with heart disease or high blood pressure, or who take certain medications, such as for depression, insomnia, or poor circulation, may be affected by extreme heat.—
Staff report,
Hartford Courant,
27 July 2025 -
According to a report released by the American Medical Association earlier this year, one-third of American adults experience acute insomnia, an inability to fall or stay asleep for several days at a time, but one in 10 adults suffer from chronic insomnia.—
Taylor Wilson,
USA Today,
25 July 2025
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“Sleeplessness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sleeplessness. Accessed 5 Aug. 2025.
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