facade vs frontage

facade

noun
  • The face of a building, especially the front view or elevation. 

  • A deceptive or insincere outward appearance. 

  • An object serving as a simplified interface to a larger body of code, as in the facade pattern. 

  • The face or front (most visible side) of any other thing, such as an organ. 

frontage

noun
  • The front part of a property or building that faces the street. 

  • The land between a property and the street. 

  • The length of a property along a street. 

  • Property or territory adjacent to a body of water. 

  • The front part generally. 

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