circumvention vs testilying

circumvention

noun
  • The act of prevailing over another by fraud or deception 

  • The act of evading or going around (bypassing). 

testilying

noun
  • The act of a police officer giving false testimony (perjury). 

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