self
[self]
noun, plural selves, adjective, pronoun, plural selves, verb
noun 
1. a person or thing referred to with respect to complete individuality: one’s own self. 
2. a person’s nature, character, etc.: his better self. 
3. personal interest.
4. Philosophy .
     a. the ego; that which knows, remembers, desires, suffers, etc., as contrasted with that known, remembered, etc.
     b. the uniting principle, as a soul, underlying all subjective experience. 
adjective
5. being the same  throughout, as a color; uniform.
6. being of one piece with or the same  material as the rest: drapes with a self lining. 
7. Immunology . the natural constituents of the body, which are normally not subject to attack by components of the immune system ( contrasted with nonself). 
8. Obsolete . same.
pronoun
9. myself, himself, herself, etc.: to make a check payable to self.
verb (used with object), verb (used without object)
10. to self-pollinate.