flatten vs inflate

flatten

verb
  • To make vapid or insipid; to render stale. 

  • To reduce (a data structure) to one that has fewer dimensions, e.g. a 2×2 array into a list of four elements. 

  • To press one's body tightly against a surface, such as a wall or floor, especially in order to avoid being seen or harmed. 

  • To knock down or lay low. 

  • To make something flat or flatter. 

  • To lower by a semitone. 

  • To combine (separate layers) into a single image. 

  • To be knocked down or laid low. 

  • To become flat or flatter; to plateau. 

inflate

verb
  • To swell; to puff up. 

  • To decompress (data) that was previously deflated. 

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

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

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