The antonyms of the term "free easy" are restricted and difficult. The word restricted emphasizes a lack of freedom or limitations. In contrast, free easy refers to something that's unrestricted and comfortable. On the other hand, difficult emphasizes a challenging and demanding task, which is the opposite of easy. The word easy represents a task that is effortless and simple, while difficult refers to something that is complicated and challenging. Therefore, the antonyms of free easy are restricted and difficult, representing the opposite meaning of a task that is effortless, unrestricted, and simple.