mendacity vs pretense

mendacity

noun
  • The fact or condition of being untruthful; dishonesty. 

  • A deceit, falsehood, or lie. 

pretense

noun
  • A false or hypocritical profession 

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

  • Intention or purpose not real but professed. 

  • An unsupported claim made or implied. 

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