The Collaborative International Dictionary of English v.0.48:

Sainted \Saint"ed\, a.
   1. Consecrated; sacred; holy; pious. "A most sainted king."
      --Shak.
      [1913 Webster]

            Amongst the enthroned gods on sainted seats.
                                                  --Milton.
      [1913 Webster]

   2. Entered into heaven; -- a euphemism for dead.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Saint \Saint\ (s[=a]nt), v. t. [imp. & p. p. Sainted; p. pr. &
   vb. n. Sainting.]
   To make a saint of; to enroll among the saints by an offical
   act, as of the pope; to canonize; to give the title or
   reputation of a saint to (some one).
   [1913 Webster]

         A large hospital, erected by a shoemaker who has been
         beatified, though never sainted.         --Addison.
   [1913 Webster]

   To saint it, to act as a saint, or with a show of piety.
      [1913 Webster]

            Whether the charmer sinner it or saint it. --Pope.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sainted
    adj 1: marked by utter benignity; resembling or befitting an
           angel or saint; "angelic beneficence"; "a beatific
           smile"; "a saintly concern for his fellow men"; "my
           sainted mother" [syn: angelic, angelical, beatific,
           saintlike, saintly, sainted]

Moby Thesaurus II by Grady Ward, 1.0:

93 Moby Thesaurus words for "sainted":
   aggrandized, angelic, apotheosized, archangelic, asleep,
   asleep in Jesus, at rest, awesome, beatified, bereft of life, big,
   blessed, breathless, called home, canonized, carrion, celestial,
   cherubic, consecrated, croaked, dead, dead and gone, death-struck,
   deceased, dedicated, defunct, deified, demised, departed,
   departed this life, destitute of life, devoted, done for, elevated,
   eminent, ennobled, enshrined, enthroned, exalted, exanimate,
   excellent, fallen, finished, food for worms, glorified, gone,
   gone to glory, gone west, grand, great, hallowed, heavenly,
   held in awe, high, high and mighty, immortal, immortalized,
   in glory, inanimate, late, late lamented, launched into eternity,
   lifeless, lofty, magnified, martyred, mighty, no more, passed on,
   pushing up daisies, redeemed, released, reposing, resting easy,
   saintly, sanctified, saved, seraphic, set apart, shrined, sleeping,
   smitten with death, still, stillborn, sublime, supereminent,
   taken away, taken off, throned, with the Lord, with the saints,
   without life, without vital functions