compassion vs empathy

compassion

noun
  • Deep awareness of the suffering of another, coupled with the wish to relieve it. 

empathy

noun
  • Identification with or understanding of the thoughts, feelings, or emotional state of another person. 

  • Capacity to understand another person's point of view or the result of such understanding. 

  • A paranormal ability to psychically read another person's emotions. 

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