The Collaborative International Dictionary of English v.0.48:

Unapproved \Unapproved\
   See approved.

The Collaborative International Dictionary of English v.0.48:

Unapproved \Un`ap*proved"\, a.
   1. Not approved.
      [1913 Webster]

   2. Not proved. [Obs.]
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

40 Moby Thesaurus words for "unapproved":
   Albigensian, Arian, Catharist, Donatist, Ebionitist, Erastian,
   Gnostic, Jansenist, Jansenistic, Jovinianist, Jovinianistic,
   Lollard, Manichaean, Monophysite, Monophysitic, Montanist,
   Montanistic, Pelagian, Sabellian, Waldensian, Wyclifite,
   antinomian, apocryphal, emanationist, erroneous, fallacious,
   heretical, heterodox, hylotheist, hylotheistic, nonorthodox,
   pantheist, pantheistic, unaccepted, unauthentic, unauthoritative,
   uncanonical, unorthodox, unscriptural, unsound