establishment vs inception

establishment

noun
  • The act of establishing; a ratifying or ordaining; settlement; confirmation. 

  • That which is established; as a form of government, a permanent organization, business or force, or the place where one is permanently fixed for residence. 

  • The ruling class or authority group in a society; especially, an entrenched authority dedicated to preserving the status quo. Also Establishment. 

  • The number of staff required to run a department or organisation (often used in the context of healthcare and other public services). 

  • The state of being established, founded, etc.; fixed state. 

inception

noun
  • The creation or beginning of something; the establishment. 

  • A layering, nesting, or recursion of something. 

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