noun (n)

• the feeling of lively and cheerful joy(noun.feeling)

  Example:
  He could hardly conceal his excitement when she agreed.
  

  Synonym:
  exhilaration
  

  source: wordnet30
• the state of being emotionally aroused and worked up(noun.state)

  Example:
  His face was flushed with excitement and his hands trembled.
  

  Synonym:
  excitation, fervor, fervour, inflammation
  

  source: wordnet30
• something that agitates and arouses(noun.act)

  Example:
  He looked forward to the excitements of the day.
  

  Synonym:
  excitation
  

  source: wordnet30
• disturbance usually in protest(noun.act)

  Synonym:
  agitation, hullabaloo, turmoil, upheaval
  

  source: wordnet30
• The act of exciting, or the state of being roused into action, or of having increased action; impulsion; agitation; as, an excitement of the people.(noun)

  source: webster1913