nonsurgical vs surgical

nonsurgical

adj
  • Being medical treatment that does not involve surgery, such as use of drugs or physical therapy. 

surgical

adj
  • Of, relating to, used in, or resulting from surgery. 

  • Precise or very accurate. 

  • Excruciatingly or wearyingly drawn-out 

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