noun (n)

• a feeling of extreme emotional intensity(noun.feeling)

  Example:
  The wildness of his anger.
  

  Synonym:
  abandon
  

  source: wordnet30
• the property of being wild or turbulent(noun.attribute)

  Synonym:
  ferocity, fierceness, furiousness, fury, vehemence, violence
  

  source: wordnet30
• an unruly disposition to do as one pleases(noun.attribute)

  Example:
  Liza had always had a tendency to wildness.
  The element of wildness in his behavior was a protest against repressive convention.
  

  source: wordnet30
• an intractably barbarous or uncultivated state of nature(noun.attribute)

  Antonym:
  domestication, tameness
  

  source: wordnet30
• The quality or state of being wild; an uncultivated or untamed state; disposition to rove or go unrestrained; rudeness; savageness; irregularity; distraction.(noun)

  source: webster1913