WordNet (r) 3.0 (2006):

snow job
    n 1: a long and elaborate misrepresentation

Moby Thesaurus II by Grady Ward, 1.0:

69 Moby Thesaurus words for "snow job":
   allurement, bamboozlement, befooling, blandishment, bluffing,
   cajolement, cajolery, calculated deception, circumvention, coaxing,
   conning, deceiving, deception, deceptiveness, defrauding, delusion,
   delusiveness, dupery, engagement, enlistment, enmeshment,
   ensnarement, entanglement, entrapment, exhortation, fallaciousness,
   fallacy, falseness, flimflam, flimflammery, fond illusion, fooling,
   hallucination, hoodwinking, hortation, illusion, inducement,
   jawboning, kidding, lobbying, mirage, outwitting, overreaching,
   persuasion, phantasm, preaching, preachment, putting on,
   sales talk, salesmanship, self-deception, selling, soft soap,
   solicitation, song and dance, spoofery, spoofing, suasion,
   subterfuge, sweet talk, swindling, trickiness, tricking,
   victimization, vision, wheedling, willful misconception,
   wishful thinking, working on