Supersize is a word that is commonly used in industrialized countries and refers to a larger than average portion of food or beverage. However, there are many other words that can be used as a synonym for the word "supersize." Some of these words include oversized, jumbo, mammoth, immense, outsized, and massive. These words all convey the same meaning as "supersize" and can be used interchangeably. When ordering food at a restaurant, using these synonyms can help you express your desire for a larger portion size in a more creative way. So, the next time you order food, try using one of these synonyms instead of "supersize".