The term "war god" refers to a deity or god who is associated with war, battles, and conflict. There are many synonyms for the term "war god" in different cultures and languages. In ancient Greece, the god of war was called Ares, while the Norse god of war was known as Tyr. In Hinduism, Lord Shiva is often considered a god of war and destruction. In Celtic mythology, the goddess Morrigan was associated with both war and death. In the Aztec religion, Huitzilopochtli was the god of war and the sun. These gods and goddesses represented the violent and chaotic aspects of war in their respective cultures.