Dictionary:

trickery

  (trĭk'ə-rē)

The practice or use of tricks; deception by stratagem.

noun

Lack of straightforwardness and honesty in action: chicanery, craft, craftiness, deviousness, dishonesty, indirection, shadiness, shiftiness, slyness, sneakiness, trickiness, underhandedness. See honest/dishonest.

Definition: deception
Antonyms: candor, honesty

The noun has 2 meanings:

Meaning #1: verbal misrepresentation intended to take advantage of you in some way
  Synonyms: hocus-pocus, slickness, hanky panky, jiggery-pokery, skulduggery, skullduggery

Meaning #2: the use of tricks to deceive someone (usually to extract money from them)
  Synonyms: chicanery, guile, wile, shenanigan