The Collaborative International Dictionary of English v.0.48:

Trickery \Trick"er*y\, n.
   The art of dressing up; artifice; stratagem; fraud;
   imposture.
   [1913 Webster]

WordNet (r) 3.0 (2006):

trickery
    n 1: verbal misrepresentation intended to take advantage of you
         in some way [syn: trickery, hocus-pocus, slickness,
         hanky panky, jiggery-pokery, skulduggery,
         skullduggery]
    2: the use of tricks to deceive someone (usually to extract
       money from them) [syn: trickery, chicanery, chicane,
       guile, wile, shenanigan]

Moby Thesaurus II by Grady Ward, 1.0:

123 Moby Thesaurus words for "trickery":
   art, artful dodge, artfulness, artifice, blind, bravery, cheat,
   cheating, chicane, chicanery, chiffon, clinquant, collusion,
   conjuration, connivance, connivery, conspiracy, contrivance, coup,
   covin, craft, craftiness, cute trick, deceit, deception, design,
   device, dodge, dodgery, double-cross, double-dealing, duplicity,
   escamotage, evasiveness, expedient, fakement, feint, festoons,
   fetch, finery, flippancy, folderol, foofaraw, foul play, fraud,
   frilliness, frilling, frills, frills and furbelows, frippery,
   frivolity, froufrou, fuss, gaiety, gambit, game, gaudery, gilding,
   gilt, gimmick, gingerbread, grift, guile, hanky-panky, hocus-pocus,
   hokey-pokey, imposture, intrigue, jiggery-pokery, jugglery,
   juggling, knavery, legerdemain, levity, little game, machination,
   maneuver, merriment, monkey business, move, mumbo jumbo, paste,
   pettifoggery, pettifogging, pinchbeck, playfulness, plot, ploy,
   prankishness, pranksomeness, prestidigitation, racket, red herring,
   roguishness, ruse, scheme, sharp practice, shift, shiftiness,
   shrewdness, skulduggery, sleight, sleight of hand, slyness,
   sportiveness, stratagem, strategy, subterfuge, supercherie,
   superfluity, swindling, tactic, tinsel, trappings, trick,
   trickiness, trumpery, underhand dealing, underhandedness, waggery,
   waggishness, wile, wily device