The antonyms for the phrase "being in the habit of" are "breaking the habit of" or "struggling to develop the habit of." These antonyms refer to the process of changing one's behavior or forming new habits. Breaking the habit of a certain behavior may require self-discipline, while developing a new habit may require motivation and consistency. The key to transforming habits is to identify the root cause of the behavior and replace it with a new, positive behavior. By breaking bad habits and forming new ones, individuals can improve their lives and achieve their goals.