The term "cleanhanded" refers to someone who is honest and free from guilt or wrongdoing. Thus, antonyms for this term would be words that convey the opposite meaning of being cleanhanded. Some antonyms to describe individuals who are not cleanhanded include deceitful, corrupt, dishonest, fraudulent, treacherous, disreputable, and untrustworthy. These words imply that someone has been involved in criminal or unethical activities, and cannot be trusted to act in a fair or lawful manner. Therefore, it is essential to steer clear of such people as they may lead us astray by manipulating circumstances to their advantage.