disassociate vs fracture

disassociate

verb
  • To separate (oneself); to dissolve one's association with a person, group, or situation. 

  • To separate into smaller discrete units, as with analysis. 

  • To separate; to disunite; to disintegrate; to dissolve. 

fracture

verb
  • To amuse (a person) greatly; to split someone's sides. 

  • To break, or cause something to break. 

noun
  • A break in bone or cartilage. 

  • An instance of breaking, a place where something has broken. 

  • A fault or crack in a rock. 

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