ambidextrousness vs pretense

ambidextrousness

noun
  • The state or quality of being ambidextrous. 

pretense

noun
  • An insincere attempt to reach a specific condition or quality. 

  • Intention or purpose not real but professed. 

  • A false or hypocritical profession 

  • An unsupported claim made or implied. 

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