noun (n)

• a strange attitude or habit(noun.attribute)

  Synonym:
  crotchet, oddity, quirk, quirkiness
  

  source: wordnet30
• a sexual attraction to (or sexual relations with) persons of the same sex(noun.act)

  Synonym:
  gayness, homoeroticism, homosexualism, homosexuality
  

  source: wordnet30
• The quality or state of being queer.(noun)

  source: webster1913