disinclination vs tendency

disinclination

noun
  • The state of being disinclined; want of propensity, desire, or affection; slight aversion or dislike 

tendency

noun
  • A likelihood of behaving in a particular way or going in a particular direction; a tending toward. 

  • An organised unit or faction within a larger political organisation. 

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