gimlet vs trephine

gimlet

noun
  • A small screw-tipped tool for boring holes. 

  • A cocktail, usually made with gin and lime juice. 

verb
  • To turn round (an anchor) as if turning a gimlet. 

  • To pierce or bore holes (as if using a gimlet). 

trephine

noun
  • A surgical instrument with a cylindrical blade used to remove a circular section of tissue, f.e. bone or cornea; a trepan. 

verb
  • To use a trephine during surgery. 

  • To perforate with a trephine. 

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