In a smooth manner is a phrase that describes an action that is done with grace and precision. The crossword solutions for this phrase are SLEEKLY (7 letters), EVENLY (6 letters), and SLICKLY (7 letters). SLEEKLY implies a glossy, polished look, while EVENLY suggests a balanced, uniform approach. Finally, SLICKLY implies a quick, effortless action. All three words describe an action that is done in a smooth manner.