William I, also known as William the Conqueror, was a renowned Norman king who played a significant role in shaping English history. Several synonyms are used to refer to him, such as William the Bastard, William of Normandy, and William the Invader. These synonyms reflect different aspects of his life and legacy. "William the Bastard" refers to his illegitimate birth, "William of Normandy" reflects his origins, and "William the Invader" highlights his successful conquest of England in 1066. Regardless of the synonym used, William the Conqueror is a powerful figure in English history who forever changed the country's political and cultural landscape.