^ Alter: M-W Definition

Parents

*Dissociative People/Parts/Alters
^ Duration of treatment can vary depending on patient goals, which can extend from elimination of all alters to merely reducing inter-alter amnesia, but generally takes years.[18] Wikipedia.org
^ the Bringing about of an Alteration by Force or through Some Natural Agency
^ the Process of Change or Alteration Considered as a Natural Condition :
^ the Progressive Alteration of Mental States or of Mental and Physical States Coordinately Especially when Resulting in an Observable Effect on the External World —compare Behavior 1b
^ to Settle or Decide by Choice of Alternatives or Possibilities
A.) ^ Dissociative Dictionary Definitions
Merriam-Webster Online Unabridged Dictionary

^ Activity
^ to Cause to Become Different in Some Particular Characteristic (as Measure, Dimension, Course, Arrangement, or Inclination) without Changing into Something Else
Ann A Multiple's "part(s)"