Accessory :: Accessory (n.) Anything that enters into a work of art without being indispensably necessary, as mere ornamental parts..
Inaccessibility :: Inaccessibility (n.) The quality or state of being inaccessible; inaccessibleness.
Inaccessible :: Inaccessible (a.) Not accessible; not to be reached, obtained, or approached; as, an inaccessible rock, fortress, document, prince, etc..
Misacceptation :: Misacceptation (n.) Wrong acceptation; understanding in a wrong sense.