There are several different synonyms for the phrase "controlling oneself" that one can use in their writing or conversation. Perhaps the most common synonym is "self-discipline," which refers to the ability to regulate one's emotions, thoughts, and actions in order to achieve a desired outcome. Other synonyms include "self-control," "restraint," "self-restraint," and "self-mastery." These words all convey the idea of being able to exercise one's willpower in order to resist temptation, overcome obstacles, or meet personal goals. Whether you prefer to use one of these synonyms or another, the key is to focus on the importance of intentional, purposeful self-regulation in achieving success and happiness in life.