Noun fitness has 4 senses
  1. fitness, fittingness - the condition of being suitable; "they had to prove their fitness for the position"
    --1 is a kind of suitability, suitableness
    Antonyms: unfitness
    --1 has particulars: qualification, makings
  2. fitness, physical fitness, good shape, good condition - good physical condition; being in shape or in condition
    --2 is a kind of condition, shape
    Antonyms: unfitness, poor shape, bad condition
    --2 has particulars: fettle
  3. seaworthiness, fitness - fitness to traverse the seas
    --3 is a kind of soundness
  4. fitness - the quality of being qualified
    --4 is a kind of
    competence, competency
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