The Italian word "riserva" is often used in reference to reserved or set-aside items, such as a reserved table at a restaurant or reserved seats in a theater. Synonyms for riserva include "reserve," "allocation," "set-aside," "holdback," and "earmark." In the context of wine, "riserva" is used to describe a wine that has been aged for an extended period of time, and synonyms for this usage include "vintage," "aged," and "cellared." Additionally, in the context of wildlife, "riserva" is used to refer to natural reserves or protected areas, and synonyms for this usage include "preserve," "sanctuary," and "refuge".