trickery

(noun) verbal misrepresentation intended to take advantage of you in some way. Synonyms: hocus-pocus, slickness, hanky panky, jiggery-pokery, skulduggery, skullduggery.

(noun) the use of tricks to deceive someone (usually to extract money from them). Synonyms: chicanery, chicane, guile, wile, shenanigan.