"Over sized" is a common term used to describe something that is larger than it should be. However, there are many other words that can be used to describe this same idea. A few synonyms for over sized include bulky, hefty, large, massive, and outsized. Additionally, one might use words like colossal, mammoth, or gargantuan to describe something that is truly massive in size. A more casual term for over sized might be "jumbo," while a more technical term could be "macroscopic." Whatever the word of choice, it's important to choose the right term that accurately reflects the size of the object being described.