Ketchups are a condiment that many people enjoy on their burgers, fries, and other foods. There are many synonyms for ketchups that you could use to describe this tasty topping. Popular alternatives to the word ketchup include tomato sauce, tomato ketchup, and tomato paste. Other names for ketchup include catsup, catchup, and even red sauce. No matter what you call it, ketchup is a versatile condiment that can be used to add flavor to many different dishes. So, the next time you're looking for a synonym for ketchup, remember that there are many options to choose from, each with their own distinct flavor and texture.