Abbreviation Meaning
Ecto Ectofuntus, Ectophial
ED# Enhanced Devoted, with the rank (number) ranging between 1-3.
Edge Edgeville
Ele Chaos Elemental
ELM East of the Lava Maze, Wilderness Warbands location
Ely Elysian spirit shield
Enr Enrage, a boss mechanic which the fight gets tougher the higher the enrage.
Ens, En Tectonic energy, Malevolent energy
Ess Essence drops found in the Heart of Gielinor, Blood essences, Rune or pure essence
EOC, EoC Evolution of Combat
Ext Extend (typically aura or daily challenge)
Excal, EE Enhanced excalibur