ardor vs enmity

ardor

noun
  • Intense heat. 

  • Great warmth of feeling; fervor; passion. 

  • Spirit; enthusiasm; passion. 

enmity

noun
  • A state or feeling of opposition, hostility, hatred or animosity. 

  • The quality of being an enemy; hostile or unfriendly disposition. 

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