noun (n)

• governmental provision of economic assistance to persons in need(noun.act)

  Example:
  She lives on welfare.
  

  Synonym:
  public assistance, social welfare
  

  source: wordnet30
• something that aids or promotes well-being(noun.attribute)

  Synonym:
  benefit
  

  source: wordnet30
• a contented state of being happy and healthy and prosperous(noun.state)

  Synonym:
  eudaemonia, eudaimonia, upbeat, well-being, wellbeing
  Antonym:
  ill-being
  

  source: wordnet30
• Well-doing or well-being in any respect; the enjoyment of health and the common blessings of life; exemption from any evil or calamity; prosperity; happiness.(noun)

  source: webster1913