Horseradish root is a hardy and pungent root vegetable widely used in cooking. It can add both heat and flavor to a variety of dishes and works well as a condiment. Although horseradish root is a common term, there are many other synonyms for this versatile ingredient. Some of the most common ones include stingweed, mountain radish, great raifort, and red cole. Other names used in different regions include the German term pepperradish or meerrettich, the French term raifort, and the Italian term barbaforte. Regardless of the name you use, horseradish root is a tasty and healthy addition to any meal.