Assuming command is a phrase that denotes taking control or leadership in a situation. However, there are plenty of antonyms, or opposite words, that can be used to describe the opposite of assuming command. One such antonym could be relinquishing power, which means giving up or surrendering control. Another antonym could be following orders, indicating that a person is taking orders from someone else rather than leading. Additionally, submitting to authority or yielding leadership are other antonyms to assuming command. These words highlight the importance of different leadership styles and how relinquishing control can be beneficial in certain situations.