"slickness" in the noun sense
1. trickery, hocus-pocus, slickness, hanky panky, jiggery-pokery, skulduggery, skullduggery
verbal misrepresentation intended to take advantage of you in some way
2. glibness, slickness
a kind of fluent easy superficiality
"the glibness of a high-pressure salesman"
3. slickness, slick, slipperiness, slip
a slippery smoothness
"he could feel the slickness of the tiller"
Source: WordNet® (An amazing lexical database of English)
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