affiche vs leaflet

affiche

noun
  • A written or printed notice to be posted, as on a wall; a poster; a placard. 

verb
  • To fix, fasten; to fix a poster or placard to a wall. 

  • To parade, to advertise, publicise; to display, show. 

leaflet

noun
  • A small sheet of paper containing information, used for dissemination of said information, often an advertisement. 

  • One of the components of a compound leaf. 

  • A flap of a valve of a heart or blood vessel. 

  • A small plant leaf. 

verb
  • To distribute leaflets to. 

  • To distribute leaflets. 

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