noun (n)

• a feeling of intense dislike(noun.feeling)

  Synonym:
  aversion, distaste
  

  source: wordnet30
• the object of a feeling of intense aversion; something to be avoided(noun.cognition)

  Example:
  Cats were his greatest antipathy.
  

  source: wordnet30
• Contrariety or opposition in feeling; settled aversion or dislike; repugnance; distaste.(noun)

  source: webster1913