clasp vs fibula

clasp

noun
  • A fastener or holder, particularly one that clasps. 

  • An embrace, a grasp, or handshake. 

verb
  • To shut or fasten together with, or as if with, a clasp. 

  • To take hold of; to grasp. 

fibula

noun
  • An ancient kind of brooch used to hold clothing together, similar in function to the modern safety pin. 

  • The smaller of the two bones in the lower leg. 

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