delineation vs editorial cartoon

delineation

noun
  • A graphic verbal description. 

  • The act of delineating; depiction. 

  • An image of the outline of an object. 

editorial cartoon

noun
  • An illustration containing a commentary that usually relates to current events or personalities. 

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