Removing Name Prefixes and Names 
Caution
You can remove name prefixes and names only if they have not been used in a product that is released.
You have a user assigned to the LcrAdministrator role.
Choose .
Choose either the Name Prefixes or the Names tab.
From the Name Category dropdown box, select the object name category you want.
Select the name prefix or name you want to remove.
Choose Remove.