cynicism vs dubiousness

cynicism

noun
  • A distrustful attitude. 

  • An emotion of jaded negativity, or a general distrust of the integrity or professed motives of other people. Cynicism can manifest itself by frustration, disillusionment and distrust in regard to organizations, authorities and other aspects of society, often due to previous bad experience. Cynics often view others as motivated solely by disguised self-interest. 

  • A skeptical, scornful or pessimistic comment or act. 

dubiousness

noun
  • The state of being dubious. 

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