evasiveness vs subterfuge

evasiveness

noun
  • The quality of being evasive. 

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 evasiveness and subterfuge occurred in a corpus of books? (source: Google Ngram Viewer )