antipathy vs rancor

antipathy

noun
  • A feeling of dislike (normally towards someone, less often towards something); repugnance or distaste often without any conscious reasoning. 

  • Natural contrariety or incompatibility 

rancor

noun
  • A feeling of long-lasting ire for another, sometimes to the point of hatred, over a perceived wrongdoing; bitterness. 

  • Rancidity, rankness. 

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