滑,滑头
Slipperiness \Slip"per*i*ness\, n. The quality of being slippery.
slipperiness n 1: a slippery smoothness; "he could feel the slickness of the tiller" [syn: {slickness}, {slick}, {slip}] 2: the quality of being a slippery rascal [syn: {rascality}, {shiftiness}, {trickiness}]