Mis-demeanors are offenses that are not considered as serious as felonies. Antonyms for mis-demeanors would be lawful behavior or good conduct. People who follow the law and maintain good conduct can be described as having an unblemished record. They are truthful and honest, and do not engage in wrongdoing or criminal activity. Antonyms for mis-demeanors also include obedience, virtue, morality, integrity, decency, and probity. These words suggest that someone is adhering to a code of ethics and acting in accordance with what society considers to be right and just. Those who avoid mis-demeanors will find themselves on the right side of the law and will be respected by their peers.