cicatrise vs scarp

cicatrise

verb
  • To form a scar. 

  • To heal a wound through scarring (by causing a scar or cicatrix to form). 

scarp

verb
  • to cut, scrape, erode, or otherwise make into a scarp or escarpment 

noun
  • A cliff at the edge of a plateau or ridge caused by erosion or faulting; the steeper side of an escarpment. 

  • The steep artificial slope below a fort's parapet. 

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