disunify vs divorce

disunify

verb
  • To cause to cease to be unified; to split up or dissociate. 

divorce

verb
  • To separate something that was connected. 

  • To legally dissolve a marriage between two people. 

  • To end one's own marriage to (a person) in this way. 

  • To obtain a legal divorce. 

noun
  • The legal dissolution of a marriage. 

  • A separation of connected things. 

  • The separation of a bonded pair of animals. 

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