depositary vs earnest money

depositary

noun
  • One who receives goods or a deposit in trust. 

  • A place where deposits are kept 

adj
  • Acting as the trusted recipient of a deposit. 

earnest money

noun
  • Money paid as a deposit to show intent to buy or to reserve an item to be purchased; especially, money accompanying an offer to buy real estate. 

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