The term "agree to do" implies a willingness or commitment to undertake a certain action or task. However, there are several antonyms for this phrase, which express the opposite meaning. Some common antonyms for "agree to do" include "refuse to do," "decline to do," "deny to do," "reject to do," and "resist to do." These words suggest a sense of reluctance, unwillingness, or opposition to a particular task or action. Using antonyms for "agree to do" can help to provide clarity and specificity in communication, allowing for a more accurate representation of one's intentions or position on a particular issue.