develop vs inflate

develop

verb
  • To cause a ball to become more open and available to be played on later. Usually by moving it away from the cushion, or by opening a pack. 

  • To progress through a sequence of stages. 

  • To bring out images latent in photographic film. 

  • To advance; to further; to promote the growth of. 

  • To acquire something usually over a period of time. 

  • To place one's pieces actively. 

  • To change with a specific direction, progress. 

  • To create. 

  • To change the form of (an algebraic expression, etc.) by executing certain indicated operations without changing the value. 

inflate

verb
  • To enlarge an object by pushing air (or a gas) into it; to raise or expand abnormally 

  • To decompress (data) that was previously deflated. 

  • To swell; to puff up. 

  • To enlarge by filling with air (or a gas). 

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