as in wakeful
not sleeping or able to sleep
lay sleepless with worry
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Example Sentences
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Recent Examples of sleepless
Losing a semi-final is supposed to provoke sleepless nights.
—
Sebastian Stafford-Bloor, New York Times, 7 May 2026
After fleeing Afghanistan to Brazil with her parents and two sisters, a four-month journey over rugged mountains and through thick jungles, enduring hunger and cold, sleepless nights, brought them to America.
—Santa Ana College, Oc Register, 30 Apr. 2026
Melatonin has long been framed as a low-risk solution for sleepless nights.
—Allison Palmer, Sacbee.com, 16 Apr. 2026
And there are countless others balancing hospital shifts, therapy schedules, sleepless nights, and advocacy — quietly rewriting what family, work, and resilience look like.
—Dr. Joseph D'orazio, CNBC, 9 Apr. 2026
See All Example Sentences for sleepless
Sebastian Stafford-Bloor, New York Times, 7 May 2026
After fleeing Afghanistan to Brazil with her parents and two sisters, a four-month journey over rugged mountains and through thick jungles, enduring hunger and cold, sleepless nights, brought them to America.
—Santa Ana College, Oc Register, 30 Apr. 2026
Melatonin has long been framed as a low-risk solution for sleepless nights.
—Allison Palmer, Sacbee.com, 16 Apr. 2026
And there are countless others balancing hospital shifts, therapy schedules, sleepless nights, and advocacy — quietly rewriting what family, work, and resilience look like.
—Dr. Joseph D'orazio, CNBC, 9 Apr. 2026
See All Example Sentences for sleepless
Recent Examples of Synonyms for sleepless
Adjective
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Tips to Break the Bedtime Screen Habit Dr. Verma, who was not involved in the research, offers the following tips to prevent wakeful effects from smartphones and get better sleep: Avoid screens 30 to 60 minutes before bedtime.—
Emily Kay Votruba,
EverydayHealth.com,
31 Mar. 2025
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Lauren Goode: Who among us doesn't want to have a nap gently guided by our wakeful rhythm?—
Lauren Goode,
WIRED,
16 Jan. 2025
Adjective
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At six in the morning, long before most people are awake, city crews often arrive at homeless encampments with trash bags, police escorts, and a strict deadline.—
Shianne LeClaire,
Hartford Courant,
17 May 2026
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Sleepless elephant nights As tensions continue to rise, farmer Gaamini Disanaayake, who lives near the village of Bambaragahawatte in central Sri Lanka, says fear of elephants is keeping him awake at night.—
Diaa Hadid,
NPR,
16 May 2026
Cite this Entry
“Sleepless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sleepless. Accessed 22 May. 2026.
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