occupation vs subjection

occupation

noun
  • The act, process or state of possessing a place. 

  • The control of a country or region by a hostile military and/or paramilitary force. 

  • An activity or task with which one occupies oneself; usually specifically the productive activity, service, trade, or craft for which one is regularly paid; a job. 

subjection

noun
  • The act of bringing something under the control of something else. 

  • The state of being subjected. 

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