consortium vs severance

consortium

noun
  • A group of symbiotic microbes. 

  • The right of a spouse to all the normal relationships with his or her mate. 

  • An association or combination of businesses, financial institutions, or investors, for the purpose of engaging in a joint venture. 

  • An association or society. 

  • A similar arrangement among non-commercial institutions or organizations. 

severance

noun
  • A separation. 

  • The act of severing or the state of being severed. 

  • A severance payment. 

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