lender vs mortgagee

lender

noun
  • One who lends, especially money; specifically, a bank or other entity that specializes in granting loans. 

mortgagee

noun
  • One who provides a loan secured upon the borrowers' property, the lender in a mortgage agreement. 

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