capability vs commensurateness

capability

noun
  • the power or ability to generate an outcome 

  • A digital token allowing a user or process to interact in a specified way with an object that is subject to access control. 

commensurateness

noun
  • The state or quality of being commensurate. 

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