blitz vs bombard

blitz

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

  • 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 swift and overwhelming attack or effort. 

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. 

bombard

noun
  • A bombardment. 

  • A bombardon. 

  • a medieval primitive cannon, used chiefly in sieges for throwing heavy stone balls. 

verb
  • To direct at a substance an intense stream of high-energy particles, usually sub-atomic or made of at most a few atoms. 

  • To attack something or someone by directing objects at them. 

  • To continuously attack something with bombs, artillery shells or other missiles or projectiles. 

  • To continuously send or direct (at someone) 

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