31 possible answers to
Answers with 4 characters: CALM EASE EASY EVEN FILE FLAT GLIB HONE IRON OILY PAVE SAND Answers with 5 characters: FLUID PLANE SATIN SILKY SLEEK SLICK SUAVE Answers with 6 characters: FACILE FLUENT GLASSY SATINY CREAMY LEGATO SILKEN Answers with 7 characters: FLOWING IRONOUT Answers with 8 characters: ROUNDOFF Answers with 10 characters: EFFORTLESS UNWRINKLED