The Collaborative International Dictionary of English v.0.48:

Uncorrupted \Uncorrupted\
   See corrupted.

WordNet (r) 3.0 (2006):

uncorrupted
    adj 1: (of language) not having its purity or excellence
           debased; "uncorrupted English"; "learn to speak pure
           English undefiled"- Van Wyck Brooks [syn: uncorrupted,
           undefiled]
    2: not decayed or decomposed [syn: uncorrupted, unspoiled]
    3: not debased; "though his associates were dishonest, he
       remained uncorrupted"; "uncorrupted values"

Moby Thesaurus II by Grady Ward, 1.0:

110 Moby Thesaurus words for "uncorrupted":
   Christian, absolute, angelic, bare, blameless, childlike,
   clarified, clean, clear, creditable, decent, distilled, dovelike,
   erect, estimable, ethical, fair, faultless, full of integrity,
   good, guiltless, high-minded, high-principled, highly respectable,
   honest, honorable, immaculate, in the clear, incorrupt,
   incorrupted, innocent, inviolate, irreproachable, just, lamblike,
   law-abiding, law-loving, law-revering, manly, moral, naked, neat,
   noble, not guilty, offenseless, prelapsarian, principled, pristine,
   pure, purified, rectified, reproachless, reputable, respectable,
   right, right-minded, righteous, sans reproche, sheer, sinless,
   spotless, stainless, sterling, straight, true-dealing,
   true-devoted, true-disposing, true-souled, true-spirited,
   truehearted, unadulterated, unalloyed, unblemished, unblended,
   uncombined, uncompounded, uncorrupt, undebauched, undefiled,
   undegenerate, undemoralized, undepraved, undiluted, undissolute,
   unerring, unfallen, unfortified, unimpeachable, uniniquitous,
   unlapsed, unleavened, unmingled, unmixed, unsinful,
   unsophisticated, unspotted, unstained, unsullied, untarnished,
   untinged, untouched by evil, unwicked, upright, uprighteous,
   upstanding, virtuous, with clean hands, without reproach, worthy,
   yeomanly