This might be exclave - but if so, this is a really lame definition.
A seven letter word starting with E could be epitome.
tangelo
malaria
EndingsErosionEverestErodingElevateEnduresevidentescourtemotionengrossengraveearringexcitedexpiredextremeexpressessence
gaininggallonsgambledgardensgarmentgetawaygatewaygathersgeneralgentilegesturegettingghastlygiraffegirlishglassesglimmerglistenglorifygolfinggoslingglowinggradinggrantedglaringgleefulgloatedgovernsgravitygreatlygrowinggravelygrantedgreetedgravinggriffingrimacegrizzlygrosslygroomedgroomergroovedgrufflygrumblegruntedguessedgunshotguzzledgushinggutting
alleged
another archive
gabriea
anteing
snapped
silence
You are serious.