verb (v)

• put to use(verb.consumption)

  Example:
  Exert one's power or influence.
  

  Synonym:
  employed, exercise, utilised, utilized
  

  source: wordnet30
• have and exercise(verb.possession)

  Synonym:
  maintain, wield
  

  source: wordnet30
• make a great effort at a mental or physical task(verb.social)

  Example:
  Exert oneself.
  

  source: wordnet30
• To thrust forth; to emit; to push out.(verb)

  source: webster1913