abrasion vs incision

abrasion

noun
  • A superficial wound caused by scraping; an area of skin where the cells on the surface have been scraped or worn away. 

  • The effect of mechanical erosion of rock, especially a river bed, by rock fragments scratching and scraping it. 

  • An abraded, scraped, or worn area. 

  • The wearing away of the surface of the tooth by chewing. 

  • The act of abrading, wearing, or rubbing off; the wearing away by friction. 

incision

noun
  • A cut, especially one made by a scalpel or similar medical tool in the context of surgical operation; the scar resulting from such a cut. 

  • A cut-back 

  • The act of cutting into a substance. 

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