When it comes to expressing the idea that a situation or an emotion is being managed or contained, there are plenty of synonyms for the phrase "under control". Some of these include: regulated, handled, restrained, tamed, subdued, curbed, governed, managed, contained, and grasped. Each of these words carries its own connotations and nuances, depending on the context in which they are used. For example, "regulated" suggests a more formal or official type of control, while "tamed" implies that something wild or unruly has been brought in line. Whatever the word choice, the idea remains the same: something is being properly managed and directed.