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sleepiness
Derived word form of sleepy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Solriamfetol, the drug evaluated in this study, is already approved for treating excessive sleepiness in people with obstructive sleep apnea and narcolepsy.

From Science Daily • Apr. 1, 2026

It’s acquiring Centessa Pharmaceuticals, which is working on orexin receptor 2 agonists for conditions like narcolepsy and idiopathic hypersomnia — forms of daytime sleepiness.

From MarketWatch • Mar. 31, 2026

Among patients who received a high dose of the drug, 12% reported sleepiness, compared to 6% on placebo.

From Barron's • Dec. 31, 2025

According to a new survey from the American Academy of Sleep Medicine, 72% of American adults say that sleepiness interferes with their daily activities.

From Salon • Dec. 9, 2025

The fire was gone, the other pains dulled by a sleepiness seeping through my body.

From "Twilight" by Stephenie Meyer