War horses are strong and powerful animals that have historically played a significant role in battles and wars. Some synonyms for war horses include charger, steed, destrier, mount, and war mount. The term charger refers to a powerful horse that was ridden into battle by knights, while a steed is simply a horse that is ridden. A destrier was a type of war horse that was specifically bred for battle, and a war mount refers to any horse used in war. Overall, each of these synonyms highlights the strength, power, and historic importance of war horses in battle.