slicked

having or being a surface so smooth as to greatly reduce traction area roadways, slicked with ice, were absolutely treacherous for driving Synonyms greased, greasy, lubricated, oiled, slick, slippery, slippy, slitheryRelated Words brushed, buffed, burnished, glossed, ground, polished, rubbed, shined; coated, glazed, waxed; soapy, waxy; rasped, sandblasted, sanded, sandpapered, scoured, scraped, scrubbedNear Antonyms coarsened, rough, roughened, scuffed, uneven