handgrip vs rivet

handgrip

noun
  • A handle. 

  • A handshake; a way of gripping hands with another person. 

  • A covering (often rubber or foam) on a handle, designed to allow the user a more comfortable or more secure hold on the handle. 

  • A grasp or grip; a close struggle. 

  • The ability of a person (or other animal with hands) to grip something with a hand. 

rivet

noun
  • A cylindrical mechanical fastener that attaches multiple parts together by fitting through a hole and deforming the head(s) at either end. 

  • Any fixed point or certain basis. 

verb
  • To command the attention of. 

  • To attach or fasten parts by using rivets. 

  • To make firm or immovable. 

  • To install rivets. 

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