becket vs clevis

becket

noun
  • The clevis of a pulley block. 

  • A loop of rope with a knot at one end to catch in an eye at the other end. Used to secure oars etc. at their place. 

  • A spade for digging turf in the Fens. 

  • A short piece of rope spliced to form a circle 

  • A method of joining fabric, for example the doors of a tent, by interlacing loops of cord (beckets) through eyelet holes and adjacent loops. 

  • An eye in the end of a rope. 

  • A pocket in clothing. 

  • A loop of thread, typically braided, attached at each end to a jacket. Used to pass through the brooch bar of medals to affix them to the jacket without damaging it. 

clevis

noun
  • A U-shaped coupling having holes at each end, through which a bolt is run; used especially to fit attachments to a tractor or other vehicle as it allows a degree of rotation about the bolt. 

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