(n.) Nicknames that are derived directly from your real or actual name.
Actually given to others when your preferred nickname is also used in your
office,
group, school or any other organization you belong to or for other instances or situtations.
The nickname you'll most likely give to those closely related to you.
Office Guy 1: Hey, new
guy! You said we can call you Sparky?
New
Guy: Just use my real name nickname, Ed. They call that
guy from accounting Sparky too.