The phrase "dost one's thing" refers to doing something according to one's own preferences or choices. The antonyms for this phrase can be "obeying rules," "following instructions," or "complying with expectations." These words suggest going against one's own desires and conforming to external guidance or norms. Other antonyms can include "ignoring responsibilities," "being careless," or "disregarding standards," as these terms denote a lack of attention or concern for the task at hand. When we say someone is "doing their thing," it implies they are confident, independent, and autonomous. Therefore, the opposite of "dost one's thing" is often associated with being doubtful, dependent, or obedient to external authority.