disquiet vs unhinge

disquiet

verb
  • To make (someone or something) worried or anxious. 

noun
  • Lack of quiet; absence of tranquility in body or mind 

unhinge

verb
  • To mentally disturb. 

  • To remove the leaf of a door or a window from its supporting hinges. 

  • To dislocate. 

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