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 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 Led by those two, the depth and tenacity of Argentina were on full display from the opening kick, with no signs of being lethargic despite having nothing to play for except national pride. — Steven Johnson, Fort Worth Star-Telegram, 28 June 2026 Wasn’t Messi just standing over there a few seconds earlier, looking downright lethargic? — Filip Bondy, New York Daily News, 22 June 2026 See All Example Sentences for lethargic

Recent Examples of Synonyms for lethargic

Adjective

No one predicted the sleepy backwater of Sassnitz would be rebranded ‘Crashnitz’ or ‘Smashnitz’ by the end of the first edition of the German Sail Grand Prix last year.

— Andrew Rice, New York Times, 20 Aug. 2026
During an allegedly sleepy period on the NBA schedule, the Lakers shook everyone awake with a blaring alarm.

— Los Angeles Times, Los Angeles Times, 18 Aug. 2026

Definition of sleepy

Adjective

After another sluggish start by the first five, coach Natalie Nakase handed the reins over to her reserves for the majority of the second half.

— Joseph Dycus, Mercury News, 22 Aug. 2026
In a sluggish labor market where competition is stiff, experts say there are a few things job seekers can do to increase their chances of getting an employer’s attention.

— Courtney Connley-Hampton, Forbes.com, 21 Aug. 2026

Definition of sluggish

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lethal

lethargic

lethargically

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“Lethargic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lethargic. Accessed 27 Aug. 2026.

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Synonyms of lethargic

adjective

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