City boys can be described in different ways depending on the context and audience. Some synonymous words include urbanites, cosmopolitans, metropolitans, and city slickers. Urbanites refer to people who reside in urban areas, while cosmopolitans are culturally diverse individuals who are well-traveled and knowledgeable about different cultures. Metropolitans refer to individuals residing in large cities, while city slickers are seen as sophisticated individuals accustomed to city life. In some cases, city boys can also be called townies or city dwellers. Overall, the synonym used to describe city boys will depend on the specific characteristics or traits being emphasized.