There are several synonyms for the phrase "goes fast", depending on the context in which it is used. If referring to speed, one could say "moves quickly", "accelerates rapidly", or "zooms". In a racing or driving scenario, "speeds", "races", or "drives swiftly" could be used. If talking about someone who is time-conscious or efficient, "works quickly", "acts fast", or "moves efficiently" may be appropriate. Additionally, "sprints", "flies", or "hurtles" could be used in a context where one is describing a fast-moving object or person. Overall, there are many synonyms available to describe something that goes fast, depending on the specific situation and desired connotation.