likeness vs severance

likeness

noun
  • That which closely resembles; a portrait. 

  • Appearance or form; guise. 

  • The state or quality of being like or alike 

severance

noun
  • A separation. 

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

  • A severance payment. 

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