Oily
Part of speech: adjective
Definition: Relating to oil. Smeared with or containing oil. Excessively friendly or polite so as to sound insincere.
Buttery
Part of speech: noun
Definition: A room for keeping food or beverages.A room in a university where snacks are sold.
Part of speech: adjective
Definition: Made with or tasting of butter.Resembling butter in some way.