What is another word for high street?
Pronunciation: [hˈa͡ɪ stɹˈiːt] (IPA) 
High street is a term that is commonly used to refer to the primary commercial and retail district of a town or city. However, there are several other synonyms for the word high street, each with their unique connotations and meanings. These synonyms include Main Street, City Center, Downtown, Shopping Precinct, Market Square, and Commercial District. Each of these synonyms carries a different nuance and connotation, which makes them useful in specific contexts. For instance, Market Square may be a more appropriate term to use when referring to a high street with a strong market presence, while Downtown may be more appropriate when referring to a high street located in the heart of a city.
