J vs jamb

J

noun
  • (plural Js or J's) an Air Jordan shoe 

  • In the name of a serial publication: abbreviation of Journal. 

character
  • The tenth letter of the English alphabet, called jay and written in the Latin script. 

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. 

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