The Collaborative International Dictionary of English v.0.48:

Infamy \In"fa*my\, n.; pl. Infamies. [L. infamia, fr. infamis
   infamous; pref. in- not + fama fame: cf. F. infamie. See
   Fame.]
   [1913 Webster]
   1. Total loss of reputation; public disgrace; dishonor;
      ignominy; indignity.
      [1913 Webster]

            The afflicted queen would not yield, and said she
            would not . . . submit to such infamy. --Bp. Burnet.
      [1913 Webster]

   2. A quality which exposes to disgrace; extreme baseness or
      vileness; as, the infamy of an action.
      [1913 Webster]

   3. (Law) That loss of character, or public disgrace, which a
      convict incurs, and by which he is at common law rendered
      incompetent as a witness.
      [1913 Webster]

            Yesterday, Dec. 7, 1941 -- a day which will live in
            infamy, . . .                         --Franklin D.
                                                  Roosevelt.

Moby Thesaurus II by Grady Ward, 1.0:

57 Moby Thesaurus words for "infamy":
   abhorrence, abomination, atrocity, bad, degradation, demotion,
   depluming, desecration, detestation, discredit, disesteem,
   disgrace, disgracefulness, dishonor, displuming, disrepute,
   egregiousness, error, evil, hatred, heinousness, ignobility,
   ignominiousness, ignominy, ill fame, ill repute, infamousness,
   ingloriousness, iniquity, knavery, loathsomeness, loss of honor,
   monstrosity, notoriety, notoriousness, obliquity, obloquy, odium,
   opprobrium, outrage, peccancy, pity, profanation, reprobacy,
   revulsion, sacrilege, scandal, shame, shamefulness, sin, stigma,
   terrible thing, vileness, villainy, violation, wickedness, wrong