fibula vs fid

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. 

fid

noun
  • A wooden or metal bar or pin, used to support or steady anything. 

  • A square bar of wood or iron, with a shoulder at one end, to support the weight of the topmast (on a ship). 

  • A small thick piece of anything. 

  • A plug of oakum for the vent of a gun. 

  • The penis. 

  • A pointed tool without any sharp edges, used in weaving or knotwork to tighten and form up weaves or complex knots; used in sailing ships to open the strands of a rope before splicing. Compare marlinespike. 

verb
  • To support a topmast using a fid. 

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