burgher vs residentiary

burgher

noun
  • A citizen of a medieval city. 

  • A member of the medieval mercantile class. 

  • A prosperous member of the community; a middle class citizen (may connote complacency). 

residentiary

noun
  • A canon who has an official residence. 

adj
  • Of, pertaining to, or having residence, especially official residence. 

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