facade vs gable

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. 

gable

noun
  • The triangular area at the peak of an external wall adjacent to, and terminating, two sloped roof surfaces (pitches). 

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