blitz vs retreat

blitz

noun
  • A swift and overwhelming attack or effort. 

  • The act of blending or puréeing food using a blender or processor. 

  • A play in which additional defenders beyond the defensive linemen rush the passer. 

  • A sudden attack, especially an air raid; usually with reference to the Blitz. 

verb
  • To do something quickly or in one session. 

  • To attack quickly or suddenly, as by an air raid or similar action. 

  • To perform a blitz. 

  • To purée or chop (food products) using a food processor or blender. 

retreat

noun
  • The act of pulling back or withdrawing, as from something dangerous, or unpleasant. 

  • A peaceful, quiet place affording privacy or security. 

  • The act of reversing direction and receding from a forward position. 

  • A bugle call or drumbeat signaling the lowering of the flag at sunset, as on a military base. 

  • A military ceremony to lower the flag. 

  • The move of a piece from a threatened position. 

  • A period of retirement, seclusion, or solitude. 

  • A period of meditation, prayer or study. 

  • A signal for a military withdrawal. 

  • Withdrawal by military force from a dangerous position or from enemy attack. 

verb
  • To slope back. 

  • To withdraw military forces 

  • To shrink back due to generally warmer temperatures. 

  • To withdraw from a position, go back. 

  • a retreating forehead 

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