crosscut vs trepan

crosscut

noun
  • A crosscut saw. 

  • A crosswise cut. 

  • A shortcut. 

  • A level driven across the course of a vein, or across the main workings, as from one gangway to another. 

  • An instance of filmic crosscutting. 

verb
  • To cut (wood, lumber) across the grain. 

  • To cut across something. 

  • To cut repeatedly between two concurrent scenes. 

trepan

noun
  • A tool used to bore through rock when sinking shafts. 

  • A surgical instrument used to remove a circular section of bone from the skull; a trephine. 

verb
  • To create a large hole by making a narrow groove outlining the shape of the hole and then removing the plug of material remaining by less expensive means. 

  • To use a trepan; to trephine. 

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