One possible synonym for "am control" is "have power over." This phrase implies a sense of authority and the ability to dictate the outcome of a situation. Another synonym could be "am in charge of," which conveys the idea of taking responsibility for something and having the final say in decisions related to that thing. "Manage" is another possible synonym for "am control," suggesting the need to organize and oversee tasks, resources, or people in order to achieve a desired outcome. Ultimately, the choice of synonym will depend on the context in which the phrase is used and the specific nuances of meaning that the author wishes to convey.