English to English

noun (n)

• an aptitude that may be developed(noun.cognition)

  Synonym:
  capability, potentiality
  

  source: wordnet30
• the quality of being capable -- physically or intellectually or legally(noun.attribute)

  Synonym:
  capability
  Antonym:
  incapability, incapableness
  

  source: wordnet30
• The quality or state of being capable; capability; adequateness; competency.(noun)

  source: webster1913