The phrase "hemming and hawing" refers to the act of speaking hesitantly or indecisively. Its antonyms include speaking confidently and authoritatively, expressing oneself clearly and directly, and making decisive statements. Other antonyms may include demonstrating decisiveness, using affirmative language, and displaying conviction. People who are direct in their communication tend to be confident and assertive, which often leads to effective decision-making and productivity. In contrast, those who hem and haw may be perceived as indecisive, unsure of themselves, and less effective at making sound judgments. To avoid hemming and hawing, it's important to practice being clear and confident in your communication style.