General:
* Eerie: Inspiring a feeling of fear or unease
* Elegant: Graceful and stylish in appearance or manner
* Enigmatic: Mysterious and puzzling
* Ephemeral: Lasting for a very short time
* Exotic: Unusual and exciting, typically from a foreign country
* Ethereal: Light and delicate, seeming to belong to another world
* Exceptional: Unusually good or impressive
* Exquisite: Extremely beautiful and delicate
* Expansive: Large in area or scope
* Extraordinary: Highly unusual or remarkable
* Effervescent: Lively and sparkling
* Energetic: Full of energy and enthusiasm
Appearance:
* Emerald: A rich green color
* Ebony: A very dark, almost black color
* Ebon: Black in color
* Elegant: Graceful and stylish
* Exuberant: Full of life and energy
* Exotic: Unusually beautiful or interesting
* Ethereal: Delicate and otherworldly
Feelings:
* Eerie: Unsettling and spooky
* Enthralled: Completely captivated by something
* Euphoric: Feeling intense happiness and excitement
* Elated: Extremely happy and excited
* Excited: Feeling enthusiastic and eager
* Enthusiastic: Having or showing great excitement and interest
* Eager: Very willing and enthusiastic
* Emphatic: Strongly and forcefully expressed
Sound:
* Eerie: Mysterious and unsettling
* Ethereal: Soft and otherworldly
* Echoing: Repeating a sound
* Erupting: Loud and sudden
Other:
* Edible: Suitable for eating
* Effective: Successful in producing a desired result
* Efficient: Achieving maximum productivity with minimum effort
* Eloquent: Fluent and persuasive in speaking or writing
* Enormous: Extremely large
* Essential: Absolutely necessary
* Exceptional: Unusually good or impressive
This list is just a starting point. There are many more description words beginning with "e." You can also use a thesaurus to find synonyms for words you already know.