atomize vs graffiti

atomize

verb
  • to fragment, break into small pieces or concepts 

  • to separate or reduce into atoms 

  • to bomb with nuclear weapons 

  • to make into a fine spray 

graffiti

verb
  • To mark a surface with such images. 

noun
  • Drawings or words drawn on a surface in a public place, usually made without authorization. 

  • Informal inscriptions, figure drawings, etc., as opposed to official inscriptions. 

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