noun (n)

• the state of having little or no money and few or no material possessions(noun.state)

  Synonym:
  poorness, poverty
  Antonym:
  wealth, wealthiness
  

  source: wordnet30
• the act of making someone poor(noun.act)

  Synonym:
  pauperisation, pauperization
  

  source: wordnet30
• The act of impoverishing, or the state of being impoverished; reduction to poverty.(noun)

  source: webster1913