jamb vs prong

jamb

verb
  • To fix or attach a jamb to. 

noun
  • Synonym of jambeau (“piece of armor for the leg”). 

  • Either of the vertical components that form the side of an opening in a wall, such as that of a door frame, window frame, or fireplace. 

  • Any thick mass of rock that prevents miners from following the lode or vein. 

prong

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

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