The phrase "caught off balance" means being surprised or unprepared for a situation. Antonyms for this phrase might include "well-prepared," "aware," "calm," "balanced" or "in control." These words suggest a sense of confidence and readiness rather than the sense of vulnerability that "caught off balance" conveys. Other antonyms might include "anticipating," "foreseeing," "expecting," "alert," or "proactive." These words suggest a level of preparedness and foresight that can prevent being caught off guard in the first place. By being aware of these antonyms, you can better express a sense of control and professionalism in your communication.