cuesta vs versant

cuesta

noun
  • A hill or ridge with a gentle slope on one side, and a steep slope on the other. 

versant

noun
  • a slope of a mountain or mountain ridge 

  • the overall slope of a region 

adj
  • conversant 

  • With the wings erect and open. 

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