Extraneous:
adjective
Synonyms: Outside, Exterior, External, Outward, Irrelevant, Immaterial, Nonessential, Unnecessary, Unrelated, Inapplicable, Superfluous, Foreign, Circumstantial, Incidental.
Outside, beyond.
Extra-oral means outside the mouth.
Beyond; outside of.
It means spare.
"ne te quaesiveris extra" is Latin; that means "don't look for yourself outside".
In medical terms, extracorporeal refers to a procedure performed on the outside of a body.
It means outside of or in addition to, or beyond what is usual. For instance, extracurricular, means in addition to or outside of your normal curriculum.
there are not many words that start with E that mean peace but i found equanimity on synonym.com
Away, outside, or absent. those words mean out.
Begin
adept
immense