The term "US Congresses" can be replaced by various synonyms that help to describe the same legislative bodies. Some commonly used synonyms for US Congresses include Houses of Representatives, Senates, Legislative Assemblies, and Parliaments. Furthermore, the term "US Congresses" can be synonymous to the phrase "the United States legislative branch". It is worth noting that while these synonyms are interchangeable, they may have different connotations and implications depending on the context in which they are used. However, these synonyms still effectively describe the institution responsible for creating, debating, and passing laws in the United States.