The phrase "doest one's thing" is often used to describe someone who is doing something they enjoy or are skilled at. Antonyms for this phrase would include "doing nothing," "being unproductive," or " being idle." These words describe a lack of action or lack of enthusiasm towards pursuing one's interests or skills. Additionally, antonyms for "doest one's thing" might include "conforming," "following the crowd," or "bending to the will of others." These words describe a lack of individualism and self-expression, which is the opposite of doing one's thing.