flesher vs torturer

flesher

noun
  • A butcher. 

  • A person who removes the flesh from the skin during the making of leather. 

  • A tool used to remove the flesh from the skin during the making of leather. 

torturer

noun
  • Someone who tortures. 

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