Drupaceous is an adjective that describes things that are like or related to drupes (a type of fruit with a fleshy outer layer and a hard inner shell that encloses the seed). Synonyms for drupaceous include stony-fruited, pit-bearing, stone-fruited, and sarcodic. Stony-fruited refers to fruits with hard, stony seeds, while pit-bearing emphasizes the presence of a single hard seed or stone in the fruit. Stone-fruited is another way to describe fruits with hard, stone-like seeds. Sarcodic is a less common synonym that describes fruits with a fleshy outer layer that becomes dry and papery when the fruit is mature. Overall, these synonyms help to describe the unique characteristics of drupaceous fruits.