chiller vs fridge

chiller

noun
  • A machine that removes heat from the working fluid in a refrigeration cycle 

  • A frightening dramatic work, such as a book or film 

  • a heat exchanger between a coolant and a refrigerant, to transfer heat from the coolant loop into the refrigeration system 

  • a machine that produces cold air, either for air conditioning, to prepare chilled foods etc. 

fridge

noun
  • A refrigerator. 

verb
  • To place (something) inside a refrigerator to chill; to refrigerate. 

  • To gratuitously kill, disempower, or otherwise remove (a character, usually female) from a narrative, often strictly to hurt another character (usually male) and motivate vengeance. 

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