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Definitions

fitness

[fit-nis] / ˈfɪt nɪs /
NOUN
good condition
Synonyms
STRONGEST
health strength vigor
STRONG
fettle kilter repair robustness shape trim
WEAK
good health
Antonyms
STRONGEST
enervation lethargy weakness
WEAK
inappropriateness poor health unsuitability
NOUN
appropriateness
Synonyms
STRONGEST
adequacy compatibility competence consistency eligibility preparedness qualification readiness suitability
STRONG
accommodation accordance adaptation admissibility agreeableness applicability appositeness aptitude aptness assimilation auspiciousness concurrency congeniality congruousness consonance convenience correspondence decency decorum expediency harmony keeping order patness pertinence propriety relevancy rightness seasonableness seemliness timeliness
Antonyms
STRONGEST
inability inadequacy
STRONG
bad manners disagreement discord immorality impropriety indecency
WEAK
inappropriateness poor health unsuitability

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.

Residents also enjoy an indoor pool, a fitness center, wine lockers, and other high-end amenities.

From MarketWatch • Apr. 30, 2026

This complexity allows them to survive in diverse environments and compete based on their fitness.

From Science Daily • Apr. 29, 2026

Shares roared higher in 2020 and 2021 amid the Covid-19 pandemic as people bought fitness equipment and subscriptions while lockdowns prevented them attending gyms.

From Barron's • Apr. 27, 2026

Hyrox participants “take their fitness and wellness seriously,” said Edward Hertzman, founder and CEO of Athletech News, a wellness and fitness industry media company.

From The Wall Street Journal • Feb. 27, 2026

It is not a matter of build or fitness.

From "Escape from Camp 14: One Man's Remarkable Odyssey from North Korea to Freedom in the West" by Blaine Harden

Vocabulary lists containing fitness

Word Generation Science - Life Science

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Physical Education - Introductory

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Exercise Vocabulary

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