motive vs rain check

motive

noun
  • An incentive to act in a particular way; a reason or emotion that makes one want to do something; anything that prompts a choice of action. 

  • A motif; a theme or subject, especially one that is central to the work or often repeated. 

  • A motif. 

  • Something which causes someone to want to commit a crime; a reason for criminal behaviour. 

verb
  • To prompt or incite by a motive or motives; to move. 

adj
  • Relating to motion and/or to its cause 

  • Causing motion; having power to move, or tending to move 

rain check

noun
  • In social interactions, a deferred invitation, or deferred acceptance of an invitation. 

  • to make good on any experience that the customer deems unsatisfactory. 

  • A reissue, at no extra charge, of a ticket for a baseball game or other outdoor event postponed or interrupted because of rain. 

  • to provide a sold-out item or temporarily unavailable service at a later date for the running (usually special) price. 

How often have the words motive and rain check occurred in a corpus of books? (source: Google Ngram Viewer )