engrossment vs inherence

engrossment

noun
  • The state of being engrossed; concentration or preoccupation. 

  • The fact or instance of preparing the final draft legal document for execution or completion. 

  • Such document that has not yet been executed or completed. 

inherence

noun
  • The state of being inherent or permanently present in something; indwelling. 

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