LETHARGIC Synonyms: 60 Similar and Opposite Words

lethargic

adjective

lə-ˈthär-jik

Definition of lethargic

as in sleepy

slow to move or act a big meal always makes me feel lethargic and sleepy

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of lethargic Female mice dosed with QACs lost interest in food, became lethargic and short of breath, and began to lose muscle control during late pregnancy. — Sandee Lamotte, CNN Money, 7 Aug. 2026 The expansion to California’s film and TV tax credit program hasn’t notably curbed lethargic production levels in Los Angeles, at least not yet. — Winston Cho, HollywoodReporter, 23 July 2026 Signs of heat stroke in dogs include heavy panting and drooling, being weak or lethargic, bright red gums and bloodshot eyes. — Renee Anderson, CBS News, 29 June 2026 When to Contact a Wildlife Rehabilitator Always contact a wildlife rehabilitator if the turtle appears injured, such as having a cracked shell, or seems lethargic or sick. — Michelle Mastro, Martha Stewart, 29 June 2026 See All Example Sentences for lethargic

Recent Examples of Synonyms for lethargic

Adjective

Illustration by Patricia Bolaños In sleepy South Slope, a local son in search of a beer bar walked past a familiar, long-shuttered laundromat.

— Sheldon Pearce, New Yorker, 25 Sep. 2026
Carlotta and Dedo have to do everything in their power to prove her innocence and avoid losing her again, with their investigation taking them to the heart of their sleepy suburban town, Sundersheim.

— Jesse Whittock, Deadline, 23 Sep. 2026

Definition of sleepy

Adjective

This is a season so overwhelmingly dull that it’s taken three different gay guys to recap it.

— Louis Peitzman, Vulture, 2 Oct. 2026
Iñárritu seems to think this visual alone is funny, but that would require getting past the persistently dull and witless writing.

— David Rooney, HollywoodReporter, 29 Sep. 2026

Definition of dull

Adjective

The joint letter also comes against a backdrop of surging government borrowing costs, spiraling inflation and sluggish growth across much of the continent, as well as concerns about rising budget deficits in various EU countries.

— Chloe Taylor, CNBC, 30 Sep. 2026
Labor market remains sluggish That lack of churn was underscored in a separate report released Tuesday by the Bureau of Labor Statistics.

— Alicia Wallace, CNN Money, 29 Sep. 2026

Definition of sluggish

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“Lethargic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lethargic. Accessed 6 Oct. 2026.

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Synonyms of lethargic

adjective

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