verb (v)

• run until the normal working temperature is reached(verb.social)

  source: wordnet30
• become more friendly or open(verb.change)

  source: wordnet30
• get warm or warmer(verb.change)

  Synonym:
  warm
  

  source: wordnet30
• cause to do preliminary exercises so as to stretch the muscles(verb.body)

  source: wordnet30
• make one's body limber or suppler by stretching, as if to prepare for strenuous physical activity(verb.body)

  Synonym:
  limber up, loosen up
  

  source: wordnet30