Urban VI was a pope who reigned from 1378 to 1389. Some synonyms for the word "urban" can be cosmopolitan, city, metropolitan, or civic. When we use the word "urban," it's generally associated with something related to the city life, like architecture, slang, or fashion. The term "urbanization" also refers to the process when the rural population moves towards cities and towns, resulting in their growth. In conclusion, the word "urban" is often used to describe something that pertains to the city. However, Urban VI was a Pope, therefore the reference of the word "Urban" does not pertain to a city.