buckram vs slap

buckram

verb
  • To stiffen with or as if with buckram. 

noun
  • A coarse cloth of cotton, linen or hemp, stiffened with size or glue, used in bookbinding to cover and protect the books, in garments to keep them in the form intended, and for wrappers to cover merchandise. 

  • A plant, Allium ursinum, also called ramson, wild garlic, or bear garlic. 

slap

verb
  • To cause something to strike soundly. 

  • To impose a penalty, etc. on (someone). 

  • To play slap bass on (an instrument). 

  • To be excellent. 

  • To strike soundly against something. 

  • To place, to put carelessly. 

  • To give a slap to. 

adv
  • Exactly, precisely 

noun
  • The percussive sound produced in slap bass playing. 

  • An eye-catching sticker used in street art. 

  • Makeup; cosmetics. 

  • A blow, especially one given with the open hand, or with something broad and flat. 

  • A sharp percussive sound like that produced by such a blow. 

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