inclination vs reaction

inclination

noun
  • A tendency. 

  • The angle of intersection of a reference plane 

  • A physical tilt or bend. 

  • A slant or slope. 

reaction

noun
  • An action or statement in response to a stimulus or other event. 

  • A transformation in which one or more substances is converted into another by combination or decomposition. 

  • An icon or emoji appended to a posted message by a user to express their feeling about it. 

  • Reactionary politics; a period in which reactionary thought or politics is resurgent or dominant. 

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