Synonyms of sleeplessness

sleeplessness

noun

as in insomnia

the inability to obtain adequate sleep

the prolonged bouts of sleeplessness were starting to affect his work

Synonyms & Similar Words

• insomnia
• restlessness
• wakefulness
• alertness

Antonyms & Near Antonyms

• drowsiness
• sleepiness
• narcolepsy

Example Sentences

Recent Examples of sleeplessness

Walker goes on to explain that the 20-minute rule is designed to break the association of sleeplessness and frustration with your bed. — Sharon Brandwein, USA Today, 27 June 2026

This sleeplessness has reportedly persisted in jail. — Diego Lasarte, New Yorker, 21 Apr. 2026

His claims cited sleeplessness, soreness, anxiety and stress. — ABC News, 21 Apr. 2026

Like me, Pinker also suffered from weeks of sleeplessness and anxiety. — Katie Jackson, Outside, 19 Mar. 2026

As exhaustion mounts, the boundary between waking life and possession collapses, forcing the women to confront both a supernatural threat and a system that thrives on sleeplessness. — Naman Ramachandran, Variety, 15 Jan. 2026

Something that becomes more noticeable as time marches on is how easily our faces show any sign of stress, sleeplessness, a bit too much salt, or that glass of wine. — Kaitlyn Yarborough, Southern Living, 3 Jan. 2026

Mayo Clinic listed other potential symptoms, including extreme fatigue, muscle weakness, depression, anxiety, irritability, mood swings, trouble with concentration and memory, headache, sleeplessness, skin darkening and stunted growth in children. — Angelica Stabile, FOXNews.com, 13 Dec. 2025

In fact, prioritizing overall wellbeing throughout the year — whether managing stress, exercising more, or seeking help for sleeplessness — is always her top tip. — Jacqueline Kilikita, Refinery29, 12 Dec. 2025