refrigerator vs thriller

refrigerator

noun
  • One who has a chilling influence. 

  • A similar device used to keep non-food items cold, such as blood, photographic film, drugs, or pharmaceuticals like insulin. 

  • A household appliance used for keeping food fresh by refrigeration (short form fridge). 

thriller

noun
  • Something that thrills. 

  • A suspenseful, sensational genre of story, book, play or film. 

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