tassel vs wall knot

tassel

noun
  • A ball-shaped bunch of plaited or otherwise entangled threads from which at one end protrudes a cord on which the ball is hung, and which may have loose, dangling threads at the other end (often used as decoration along the bottom of garments, curtains or other hangings). 

  • A kind of bur used in dressing cloth; a teasel. 

  • A thin plate of gold on the back of a bishop's gloves. 

  • A narrow silk ribbon, or similar, sewed to a book to be put between the pages. 

  • The panicle on a male plant of maize, which consists of loose threads with anthers on them. 

  • The loose hairs at the end of a braid. 

  • A piece of board that is laid upon a wall as a sort of plate, to give a level surface to the ends of floor timbers. 

verb
  • To adorn with tassels. 

  • To put forth a tassel or flower. 

wall knot

noun
  • A knot made by unlaying the strands of a rope, and making a bight with the first strand, then passing the second over the end of the first, and the third over the end of the second and through the bight of the first. 

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