Staple food is a term used for the essential food items that form a major part of an individual's diet. However, there are many synonyms to this term depending on the region or culture. In some parts of the world, it is called "core food," while in some areas, it is known by the name "primary food." Other synonymous terms include "basic food," "daily bread," "mainstay food," and "foundation food." These terms refer to the most commonly consumed food items, such as rice, bread, potatoes, and vegetables in the respective regions. Despite the differences in names, the concept of staple food remains a crucial aspect of every culture as it provides the necessary nutrients for healthy living.