falsity vs pretense

falsity

noun
  • Something that is false; an untrue assertion. 

  • The falsity of that statement is easily proven. 

  • The characteristic of being untrue. 

pretense

noun
  • An unsupported claim made or implied. 

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

  • Intention or purpose not real but professed. 

  • A false or hypocritical profession 

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