Elf: A small being with magic powers or a supernatural being or mischievous creature. The word comes from aelfnoth, which means 'elf-courage'. Elves were originally thought of as shining, radiant, beings of light.
Emblem: Symbol that represents something used as a distinctive badge.
Enchant: Put someone under a magic spell or make someone delighted.
Energy: In myths the main use of the term energy is as a force or power or electrical charge.
Entity: A thing that has an existence, often in myths the word is used as a way of referring to a spirit or unknown supernatural being.
Era: A period of history.
Excavate: Make hollow or extract by digging.
Exorcise: Expel an evil spirit from a person or place.
