lethargy

[leth-er-jee] / ˈlɛθ ər dʒi /

NOUN

laziness, sluggishness

Synonyms

STRONGEST

apathy disinterest drowsiness inactivity

STRONG

coma disregard dullness hebetude heedlessness idleness impassivity inaction inanition indifference indolence inertia inertness insouciance languor lassitude listlessness passiveness phlegm sleep sleepiness sloth slowness slumber stupor torpidity torpidness torpor unconcern unmindfulness

WEAK

supineness

Antonyms

STRONG

action awakening concern consciousness interest liveliness regard wakefulness

WEAK

activity busyness energy life vigor vitality vivaciousness vivacity

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.

It could have been very different had Rangers not lifted themselves out of their lethargy after finding themselves behind to goals from Ben Broggio and Finn Yeats after only 26 minutes.

From BBC • Apr. 12, 2026

Carrick's men paid for their lethargy five minutes into the second half.

From Barron's • Feb. 10, 2026

Three days into their holiday in October, Ashley fell ill with symptoms including stomach pain, diarrhoea, vomiting, fever and extreme lethargy, Irwin Mitchell said.

From BBC • Feb. 1, 2026

Symptoms in dogs include lethargy, vomiting and diarrhea.

From Los Angeles Times • Jan. 17, 2026

He felt like the lethargy of the addled sea creatures was starting to affect him.

From "The Mark of Athena" by Rick Riordan

Vocabulary lists containing lethargy

The Giver

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The Pearl

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