fracture vs wriggle

fracture

verb
  • To break, or cause something to break. 

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

noun
  • A break in bone or cartilage. 

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

  • A fault or crack in a rock. 

wriggle

verb
  • To cause something to wriggle. 

  • To twist one's body to and fro with short, writhing motions; to squirm. 

  • To use crooked or devious means. 

noun
  • A wriggling movement. 

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