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Definitions

fatigue

[fuh-teeg] / fəˈtig /
NOUN
tiredness
Synonyms
STRONGEST
lethargy weakness weariness
STRONG
debility dullness enervation ennui exhaustion faintness feebleness heaviness languor lassitude listlessness
WEAK
burnout fatigation overtiredness
Antonyms
STRONG
ability energy health liveliness strength vigor
WEAK
freshness spirit
VERB
tire, wear out
Synonyms
STRONGEST
disable exhaust jade weaken
STRONG
bedraggle bush debilitate deplete drain droop drop enervate fag fizzle flag languish overtire poop prostrate sag sink succumb take tucker weary
WEAK
burn out conk out knock out peter out poop out wear down
Antonyms
STRONG
activate add aid assist energize fill give grow help increase invigorate pour rise strengthen
WEAK
envigorate refresh

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.

But then on 5 September last year, Helen started feeling unwell, experiencing a fever, aches, fatigue and nausea.

From BBC • Apr. 12, 2026

But beyond inherent nature, Citadel said it’s starting to pick up on fatigue among retail investors, which could point to something else: that the stock-market bottom is in.

From MarketWatch • Apr. 9, 2026

Far more people work very early morning shifts than overnight schedules, yet many struggle with severe fatigue linked to shift work disorder.

From Science Daily • Apr. 1, 2026

And, yes, the fatigue can be real and travelers should certainly consider their bodies’ limits.

From Los Angeles Times • Mar. 31, 2026

Lupita’s eyes searched his face, haggard with fatigue.

From "Lupita Mañana" by Patricia Beatty

Vocabulary lists containing fatigue

List 2

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Martin Luther King Jr.'s "I Have a Dream" Speech (1963)

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A Long Walk to Water

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