A speedbag is a small, cylindrical punching bag that is typically used in boxing and martial arts training. However, there are several different synonyms for the word "speedbag" that can be useful to know. Some common alternatives include "speedball", "punching ball", "boxing ball", "leather bag", and "heavy bag". Each of these words can refer to a similar type of training tool, but they may have slightly different shapes, sizes, or materials used in their construction. Whether you're a professional fighter or just a fitness enthusiast, exploring these different synonyms for the word "speedbag" can help you find the right tool to improve your skills and reach your goals.