clasp vs stapler

clasp

noun
  • A fastener or holder, particularly one that clasps. 

  • An embrace, a grasp, or handshake. 

verb
  • To shut or fasten together with, or as if with, a clasp. 

  • To take hold of; to grasp. 

stapler

noun
  • A device which binds together sheets of paper by driving a thin metal staple through the sheets and simultaneously folding over the ends of the staple against the back surface of the paper. 

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