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}]