longing vs satisfaction

longing

noun
  • An earnest and deep, not greatly passionate, but rather melancholic desire. 

  • The buying of a financial instrument with the expectation that its value will rise 

satisfaction

noun
  • A fulfilment of a need or desire. 

  • A reparation for an injury or loss. 

  • The pleasure obtained by such fulfillment. 

  • A vindication for a wrong suffered. 

  • The source of such gratification. 

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