polish,
smooth,
smoothen,
shine bring to a highly developed, finished, or refined state; "polish your social manners"
Adjective
slick -
made slick by e.g. ice or grease; "sidewalks slick with ice"; "roads are slickest when rain has just started and hasn't had time to wash away the oil"
slippy,
slippery causing or tending to cause things to slip or slide; "slippery sidewalks"; "a slippery bar of soap"; "the streets are still slippy from the rain"
slick -
marked by skill in deception; "cunning men often pass for wise"; "deep political machinations"; "a foxy scheme"; "a slick evasive answer"; "sly as a fox"; "tricky Dick"; "a wily old attorney"
bright full or promise; "had a bright future in publishing"; "the scandal threatened an abrupt end to a promising political career"; "a hopeful new singer on Broadway"
slick -
having only superficial plausibility; "glib promises"; "a slick commercial"
slick -
A camera-ready image to be used by a printer. The "slick" is photographed to produce a negative image which is then used to burn a positive offset plate or other printing device.