detach vs rivet

detach

verb
  • To separate for a special object or use. 

  • To take apart from; to take off. 

  • To come off something. 

rivet

verb
  • To make firm or immovable. 

  • To command the attention of. 

  • To attach or fasten parts by using rivets. 

  • To install rivets. 

noun
  • Any fixed point or certain basis. 

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

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