verb (v)

• cause to accept or become hardened to; habituate(verb.change)

  Example:
  He was inured to the cold.
  

  Synonym:
  harden, indurate
  

  source: wordnet30
• To apply in use; to train; to discipline; to use or accustom till use gives little or no pain or inconvenience; to harden; to habituate; to practice habitually.(verb)

  source: webster1913
• To pass into use; to take or have effect; to be applied; to serve to the use or benefit of; as, a gift of lands inures to the heirs.(verb)

  source: webster1913