1. There are also several similar words to Butyraceous in our dictionary, which are Adipose, Buttery, Creamy, Lardy, Lubricant, Lustrous, Oiled, Oleaginous, Polished, Rich, Saponaceous, Sleek, Slippery, Smeary, Smooth, Soapy, Soothing, Swimming, Unctuous, Waxy and Lubricative.