The term "mis-doer" refers to someone who has done something wrong or immoral. Synonyms for this word include "wrongdoer," "offender," "culprit," "delinquent," "transgressor," "malefactor," "lawbreaker," "perpetrator," "evildoer," and "misdemeanant." These words are commonly used in legal or official contexts to describe individuals who have committed a crime or violated a rule. While some of these terms may have slightly different connotations, they all refer to individuals who have behaved in a manner that is considered unacceptable or illegal. It is important to note that the use of these terms should be based on accurate information and not used to unfairly label someone without evidence.