doodle vs editorial cartoon

doodle

noun
  • A small mindless sketch, etc. 

  • Penis. 

  • Any crossbreed of a poodle with a different breed of dog. 

verb
  • To draw or scribble aimlessly. 

  • To drone like a bagpipe. 

editorial cartoon

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

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