Who, which , what etc-

Relative

Who, Whom, That, Which, Whoever, Whomever

Demonstrative

Such, This, That, These, Those, None, Neither

Reflexive

Myself, Yourself, Herself, Himself, Itself, Yourselves, Ourselves, Themselves

Indefinite

Anybody, Anyone, Anything, Each, Each one, Either, Neither, Everybody, Everyone, Everything, Nobody, No one, Nothing, Somebody, Someone, Something, Both, Many, Few, All, Most, None, Some