This is the 5017th most frequent German word.
angehöriger
"Angehöriger" means "relative" or "member (of a group or organization)."
Angehörige is used here to denote a member of a family, as a noun in the singular form to indicate an affiliation to a group, specifically familial.
Der Angehörige der Familie kam pünktlich zur Feier.
The family member arrived on time for the celebration.
Angehörigen refers to the members of an organization, used in the plural form to refer collectively to individuals belonging to a specific group.
Die Angehörigen der Organisation trafen sich im großen Saal.
The members of the organization met in the grand hall.
Angehörige is employed to signify relatives of patients, utilized in the plural to denote individuals associated with others (patients in this case) by familial or relational ties.