jamb vs middle

jamb

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. 

verb
  • To fix or attach a jamb to. 

middle

noun
  • A centre, midpoint. 

  • The part between the beginning and the end. 

  • The middle stump. 

  • The central part of a human body; the waist. 

  • The middle voice. 

adj
  • Pertaining to the middle voice. 

  • Located in the middle; in between. 

  • Central. 

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