Synonyms of drowsiness

drowsiness

noun

as in sleepiness

the quality or state of desiring or needing sleep

we tried to fight our drowsiness but fell asleep anyway

Synonyms & Similar Words

• sleepiness
• fatigue
• somnolence
• sleeping
• resting
• tiredness
• lethargy
• slumbering
• doziness
• weariness
• torpidity
• sluggishness
• torpor
• lassitude
• dozing
• oversleeping

Antonyms & Near Antonyms

• insomnia
• consciousness
• wakefulness
• awareness
• sleeplessness

Example Sentences

Recent Examples of drowsiness

According to the Centers for Disease Control, symptoms of eastern equine encephalitis can include fever, headache, vomiting, diarrhea, seizures, behavioral changes and drowsiness. — Stephen Underwood, Hartford Courant, 5 Nov. 2026

Surveys have repeatedly shown that Americans don't like the current clock changes, with lawmakers and physicians blaming the regular time shifts for drowsiness, inconveniences and even risks to health. — Arkansas Online, 2 Nov. 2026

The Cleveland Clinic notes that as bedtime approaches, the body begins lowering its core temperature as part of the circadian rhythm that signals drowsiness. — Hanna Wickes, Fort Worth Star-Telegram, 22 Oct. 2026

Some medications can contribute to dizziness, drowsiness, low blood pressure, or impaired coordination. — Kristen Gasnick, Verywell Health, 16 Oct. 2026

In addition, both magnesium and L-theanine do not cause daytime drowsiness, so they can be taken at any time. — Emmanuella Ogbonna, HEALTH, 2 Oct. 2026

Provincial traffic police said driver fatigue and drowsiness caused the crash. — ABC News, 26 Sep. 2026

Overdosing on the drug can cause extreme drowsiness, confusion, impaired coordination, decreased reflexes, respiratory depression, coma and possible death. — Natasha Holt, FOXNews.com, 5 Sep. 2026

But Peasley also lives with Type 1 diabetes and wanted to avoid the potential fogginess and drowsiness that can accompany anesthesia. — Marlee Ginter, CBS News, 28 Aug. 2026