noun (n)

• someone who has exceptional intellectual ability and originality(noun.person)

  Example:
  Mozart was a child genius.
  

  Synonym:
  brain, brainiac, einstein, mastermind
  

  source: wordnet30
• unusual mental ability(noun.cognition)

  Synonym:
  brilliance
  

  source: wordnet30
• someone who is dazzlingly skilled in any field(noun.person)

  Synonym:
  ace, adept, champion, hotshot, maven, mavin, sensation, star, superstar, virtuoso, whiz, whizz, wiz, wizard
  

  source: wordnet30
• exceptional creative ability(noun.cognition)

  Synonym:
  wizardry
  

  source: wordnet30
• a natural talent(noun.cognition)

  Example:
  He has a genius for interior decorating.
  

  Synonym:
  flair
  

  source: wordnet30
• A good or evil spirit, or demon, supposed by the ancients to preside over a man's destiny in life; a tutelary deity; a supernatural being; a spirit, good or bad. Cf. Jinnee.(noun)

  source: webster1913