The phrase "easy progress" can be replaced with a variety of synonyms that convey a similar meaning. Some options include the phrase "smooth sailing," which implies that the process is going well without any significant obstacles or difficulties. Another option is "uncomplicated advancement," which suggests that the progress is straightforward and easy to understand. "Effortless development" is another synonym that indicates that the process is progressing smoothly without requiring much effort or exertion. Other potential synonyms for "easy progress" could include "painless growth," "untroubled improvement," or "seamless evolution." Ultimately, the choice of synonym will depend on the specific context in which the phrase is being used.