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drowsiness

  • a word derived from drowsy.
    drowsy
    adjective
    half-asleep; sleepy.

Example Sentences

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Initial symptoms of meningitis include headache, fever, drowsiness and a stiff neck -- but those are symptoms of different illnesses and can hamper prompt diagnosis.

From Barron's ● Mar. 19, 2026

In some people, these may be followed by drowsiness, altered consciousness, and pneumonia.

From BBC ● Jan. 27, 2026

Sensors in the steering wheel and cabin will analyze a driver’s eye and head movements, as well as driving patterns, for signs of intoxication, drowsiness or other impairments.

From The Wall Street Journal ● Dec. 18, 2025

But there’s no similarly straightforward metric for drowsiness, which makes it difficult for traffic safety enforcers and drivers alike to determine a fatigue cutoff.

From Slate ● Nov. 26, 2025

Frodo and his companions wrapped themselves in cloaks and blankets, and drowsiness stole over them.

From "The Fellowship of the Ring" by J.R.R. Tolkien