titular

of or relating to a legal title to something; "titulary rights"

of or bearing a title signifying status or function; "of titular rank"

of or pertaining to the title of a work of art; "performed well in the titular (or title) role"; "the titular theme of the book"

of or associated with or bearing a title signifying nobility; "titular dignitaries"

existing in name only; "the nominal (or titular) head of his party"