Jane, a native Bostonian, refers to her sandwich as a "peanut butter and Fluff" sandwich rather than "Fluffernutter," the long-standing New England term for such a sandwich.
Under questioning by Sister Winifred Callahan, Detective Barry Frost admits his given name is Berold. Sister Callahan says this means "spear", which is not really correct. Barry is a common nickname for the Irish Berach, which means "pointed" or "spear", but Berold is a different name.