blacklist vs brandmark

blacklist

verb
  • To place on a blacklist; to mark a person or entity as one to be shunned or banned. 

noun
  • A list or set of people or entities to be shunned or banned. 

brandmark

verb
  • To name or mark by branding; to give a brandmark to. 

noun
  • The logo of a brand 

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