SFT is an acronym that stands for "Software Functional Testing." There are several synonyms that can be used in place of these terms, depending on the context and the industry. Some common synonyms include "software testing," "functional testing," and "application testing." Other related terms include "quality assurance," "test automation," and "regression testing." These terms all refer to the process of testing software applications to ensure they meet the intended requirements, are free of bugs and errors, and perform as expected. The use of these synonyms may vary depending on the industry and the specific software being tested, but all share the goal of ensuring high-quality software products.