When it comes to describing a large retail store, the term "big-box store" is often used. However, there are many other words that can be used to describe these types of stores. One common synonym is "superstore," which emphasizes the store's size and variety of products. Another option is "hypermarket," which suggests a store that combines both groceries and general merchandise. "Mega-retailer" emphasizes the store's market dominance, while "warehouse store" suggests a store that stocks items in bulk. "Goliath store" or "behemoth store" are more playful terms that suggest the store is a giant in the retail industry. Overall, there are many creative alternatives to using the term "big-box store".