noun (n)

• a state of misfortune or affliction(noun.state)

  Example:
  A life of hardship.
  

  Synonym:
  adversity, hard knocks
  

  source: wordnet30
• something hard to endure(noun.attribute)

  Synonym:
  asperity, grimness, rigor, rigorousness, rigour, rigourousness, severeness, severity
  

  source: wordnet30
• something that causes or entails suffering(noun.event)

  Example:
  I cannot think it a hardship that more indulgence is allowed to men than to women.
  The many hardships of frontier life.
  

  source: wordnet30
• That which is hard to bear, as toil, privation, injury, injustice, etc.(noun)

  source: webster1913