Synonyms of fitness in English:

fitness


See definition of fitness

noun

1‘polo requires tremendous fitness’

SYNONYMS

health, strength, robustness, sturdiness, hardiness, vigour, lustiness, stalwartness

athleticism, toughness, ruggedness, physical fitness, muscularity, tone

good health, good condition, good shape, well-being

state of health, condition, shape, trim, fettle

informal huskiness

British informal nick

ANTONYMS

unfitness

2‘he was called before medical boards to assess his fitness for active service’

SYNONYMS

suitability, capability, competence, competency, proficiency, ability, aptitude

readiness, preparedness, qualification, eligibility, worthiness, appropriateness, appropriacy

adequacy

ANTONYMS

unfitness, unsuitability