Antonyms for the phrase "am partial" could be "neutral," "objective," "impartial," or "fair." These words imply a lack of bias or prejudice towards a particular person, group, or idea. When we are unbiased, we are open-minded and can make rational decisions based on all available information, regardless of our personal feelings. It is important to be impartial when making important decisions, whether it's in the workplace or personal life. Being fair to everyone is a critical virtue in creating an equitable and just society. Therefore, we should strive to be impartial, neutral, and objective in our thoughts and actions.