inclination vs longing

inclination

noun
  • A tendency. 

  • The angle of intersection of a reference plane 

  • A physical tilt or bend. 

  • A slant or slope. 

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 

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