A piece or structure that projects from the corner of either a door or window. The ear can serve as decorative or structural on doors, windows, and chimney pieces.
Eaves
Eaves are edges or lower borders of a roof that hang out of a building. These can help cast off water that falls on the roof.
Eclecticism/Eclectic
A popular architectural style in the late 19th and early 20th centuries in Europe and USA where a diverse amount of elements were used for decorative designs.
Entryway
Entry areas can typically be hallways or small rooms that are passed through to access other parts of a residence. For other structures, it is typically just an opening or hallway.