promise vs repulsion

promise

verb
  • To commit to (some action or outcome), or to assure (a person) of such commitment; to make an oath or vow. 

  • To give grounds for expectation, especially of something good. 

noun
  • A transaction between two persons whereby the first person undertakes in the future to render some service or gift to the second person or devotes something valuable now and here to his use. 

  • A placeholder object representing the eventual result of an asynchronous operation. 

  • Reason to expect improvement or success; potential. 

  • an oath or affirmation; a vow 

repulsion

noun
  • An extreme dislike of something, or hostility to something. 

  • The repulsive force acting between bodies of the same electric charge or magnetic polarity. 

  • The act of repelling or the condition of being repelled. 

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