ready vs warm up

ready

verb
  • To prepare; to make ready for action. 

adj
  • Not slow or hesitating; quick in action or perception of any kind. 

  • Prepared for immediate action or use. 

  • Offering itself at once; at hand; opportune; convenient. 

  • Inclined; apt to happen. 

  • Liable at any moment. 

noun
  • ready money; cash 

warm up

verb
  • To prepare for an activity by carrying out a practice or preparation routine. 

  • To reach, or cause to reach, a normal operating temperature (of a car for example). 

  • To become warmer. 

  • To heat or reheat (e.g. food). 

  • To do gentle exercise, stretching etc., in order to prepare the body for more vigorous exercise. 

  • To make (an audience) enthusiastic or animated before a show 

How often have the words ready and warm up occurred in a corpus of books? (source: Google Ngram Viewer )