Slick and Unctuous

Slick adjective - Having or being a surface so smooth as to greatly reduce traction.

Unctuous is a synonym for slick in smart topic. In some cases you can use "Unctuous" instead an adjective "Slick", when it comes to topics like fatty.

Nearby Words: slicked, slicker, slickly, slicking

Unctuous adjective - Not being or expressing what one appears to be or express.

Slick is a synonym for unctuous in sycophantic topic. You can use "Slick" instead an adjective "Unctuous", if it concerns topics such as oily.

Nearby Word: unctuously