deracinate vs invalidate

deracinate

verb
  • To liberate or be liberated from a culture or its norms. 

  • To force (people) from their homeland to a new or foreign location. 

  • To pull up by the roots; to uproot; to extirpate. 

invalidate

verb
  • To make invalid. Especially applied to contract law. 

  • To make or declare (an argument, statement, or theory) unsound or erroneous; disprove. 

  • To render invalid; discredit. 

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