muzzling vs proscription

muzzling

noun
  • The act of placing a muzzle on an animal. 

proscription

noun
  • Decree of condemnation toward one or more persons, especially in the Roman antiquity. 

  • A prohibition. 

  • A decree or law that prohibits. 

  • The act of proscribing, or its result. 

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