air conditioning vs ardor

air conditioning

noun
  • The state of temperature and humidity produced by an air conditioner. 

  • An air conditioner or system of air conditioners. 

ardor

noun
  • Intense heat. 

  • Great warmth of feeling; fervor; passion. 

  • Spirit; enthusiasm; passion. 

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