film vs naturalness

film

noun
  • A visual art form that consists of a sequence of still images preserved on a recording medium to give the illusion of motion; movies generally. 

  • A medium used to capture images in a camera. 

  • A slender thread, such as that of a cobweb. 

  • A thin layer of some substance; a pellicle; a membranous covering, causing opacity. 

verb
  • To cover or become covered with a thin skin or pellicle. 

  • To visually record (activity, or a motion picture) in general, with or without sound. 

  • To record (activity, or a motion picture) on photographic film. 

naturalness

noun
  • Of a picture or recording, likeness to the original. 

  • The state or quality of being natural. 

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