noun (n)

• an irrecoverable state of devastation and destruction(noun.state)

  Synonym:
  ruin
  

  source: wordnet30
• an event that results in destruction(noun.event)

  source: wordnet30
• failure that results in a loss of position or reputation(noun.event)

  Synonym:
  downfall, ruin
  

  source: wordnet30
• destruction achieved by causing something to be wrecked or ruined(noun.act)

  Synonym:
  laying waste, ruin, ruining, wrecking
  

  source: wordnet30
• The act of ruining, or the state of being ruined.(noun)

  source: webster1913