perceiver vs standee

perceiver

noun
  • One who perceives. 

standee

noun
  • Somebody who is forced to stand up, for example, on a crowded bus. 

  • A free-standing, rigid print (usually life-sized), for instance of a celebrity, often displayed for advertising and promotional purposes. 

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