blitz vs descent

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. 

descent

noun
  • A falling upon or invasion. 

  • A particular extension of the idea of gluing. 

  • A sloping passage or incline. 

  • A drop to a lower status or condition; decline. 

  • Lineage or hereditary derivation. 

  • An instance of descending; act of coming down. 

  • A way down. 

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