Main entry: slick, slickness, slip, slipperiness
Definition: a slippery smoothness
Usage: he could feel the slickness of the tiller
Main entry: slickness, glibness
Definition: a kind of fluent easy superficiality
Usage: the glibness of a high-pressure salesman
Main entry: trickery, jiggery-pokery, skulduggery, skullduggery, slickness, hanky panky, hocus-pocus
Definition: verbal misrepresentation intended to take advantage of you in some way