disinterested vs longing

disinterested

adj
  • Uninterested, lacking interest. 

  • Having no stake or interest in the outcome, and no conflicts of interest; free of bias, impartial. 

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 disinterested and longing occurred in a corpus of books? (source: Google Ngram Viewer )