pretense vs subterfuge

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. 

subterfuge

noun
  • Deception; misrepresentation of the true nature of an activity. 

  • An indirect or deceptive device or stratagem; a blind. Refers especially to war and diplomatics. 

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