dismemberment vs unification

dismemberment

noun
  • Removal from membership; detachment from an organization, group, etc. 

  • The act of dismembering. 

  • The state or condition of being dismembered. 

unification

noun
  • Given two terms, their join with respect to a specialisation order. 

  • The act of unifying. 

  • The state of being unified. 

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