fracture vs rift

fracture

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

  • A break in bone or cartilage. 

  • A fault or crack in a rock. 

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

  • To break, or cause something to break. 

rift

noun
  • A chasm or fissure. 

  • A break in the clouds, fog, mist etc., which allows light through. 

  • A shallow place in a stream; a ford. 

verb
  • To form a rift; to split open. 

  • To belch. 

  • To cleave; to rive; to split. 

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