fitness

1 the condition of being sound in body a gymnastics program promoting fitness and agility in school-aged children Synonyms health, healthiness, heartiness, robustness, sap, soundness, verdure, wellness, wholeness, wholesomenessRelated Words fettle, shape; cleanliness, hygiene; hardiness, lustiness, robustiousness, ruggedness, stamina, strength, toughness, vigor, vigorousness, vitality; bloom, flush, flushness; activeness, agility, liveliness, spryness; weal, welfare, well-beingNear Antonyms debility, decrepitude, feebleness, frailness, infirmity, lameness, sickliness, weakness; ailment, condition, disease, disorder, malady, troubleAntonyms illness, sickness, unhealthiness, unsoundness

2 the quality or state of being especially suitable or fitting I have to question the fitness of wearing a bright red dress to a funeral Synonyms appositeness, aptness, felicitousness, felicity, appropriateness, fittingness, happiness, properness, propriety, rightness, seemliness, suitability, suitablenessRelated Words agreeableness, compatibility, congruity, harmoniousness; applicability, bearing, connection, justifiability, materiality, pertinence, relevance, relevancy, validity; acceptability, adequacy, adequateness, convenience, expedience, expediency, satisfactoriness, serviceableness, usefulnessNear Antonyms disagreeableness, incompatibility, incongruence, incongruity, incongruousness, inexpedience, inexpediency, inharmoniousness, unbecomingness; immateriality, inapplicability, irrelevance, irrelevancy; meaninglessness, pointlessnessAntonyms improperness, impropriety, inappositeness, inappropriateness, inaptness, infelicity, unfitness, unseemliness, unsuitability, wrongness