What is another word for most builtup?
Pronunciation: [mˈə͡ʊst bˈɪltʌp] (IPA) 
The phrase "most builtup" can be replaced with several synonyms. One option is "most urbanized," which implies an area that is heavily populated with buildings, roads, and other infrastructure typical of a city. Another synonym is "most densely populated," which refers to the number of people living in a given area relative to its size. "Highly developed" is also a useful synonym, indicating an area that has gone through significant industrialization and modernization, resulting in an abundance of buildings and infrastructure. Other synonyms include "heavily populated" and "thickly settled." Regardless of the term used, the underlying concept remains the same - a heavily built-up area where infrastructure and population are concentrated.
