nib vs prong

nib

noun
  • A small and pointed thing or part; a point; a prong. 

  • The bill or beak of a bird; the neb. 

  • The shaft of a wagon. 

  • A piece of a roasted, hulled cocoa bean. 

  • Bits of trapped dust or other foreign material that form imperfections in painted or varnished surfaces. 

  • One of the handles projecting from a scythe snath. 

  • The tip of a pen or tool that touches the surface, transferring ink to paper. 

verb
  • To fit (a pen) with a nib. 

prong

noun
  • A thin, pointed, projecting part, as of an antler or a fork or similar tool. A tine. 

  • The penis. 

  • A branch; a fork. 

verb
  • To pierce or poke with, or as if with, a prong. 

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