The phrase "once more" is commonly used to express the idea of doing something again or repeating an action. However, there are several synonyms that can be used interchangeably with this phrase. Some examples include "again", "one more time", "repeat", "replay", and "redo". These synonyms are often used in various contexts, including music, sports, education, and even relationships. Whether it's starting over a project or asking for another chance, these synonyms allow us to express the idea of repetition in different ways. So the next time you need to say "once more", consider using a synonym to add variety and precision to your language.