i Register
In some senses, facade is marked as figuratively. Watch for register when choosing this word.
noun
The face of a building, especially the front view or elevation.
In Egypt the façades of their rock-cut tombs were[…]ornamented so simply and unobtrusively as rather to belie than to announce their internal magnificence.
Like so many of the finest churches, [the cathedral of Siena] was furnished with a plain substantial front wall, intended to serve as the backing and support of an ornamental façade.
The face or front (most visible side) of any other thing, such as the prospect of an organ.
A deceptive or insincere outward appearance.
An object serving as a simplified interface to a larger body of code, as in the facade pattern.
Facades are widely used for tasks like simplifying complex APIs.