Yes, a judge can go back to being a lawyer, but there are some considerations involved. In many jurisdictions, after a judge's term or tenure ends, they may return to private practice or work as an attorney in various capacities. However, the specific rules and regulations surrounding this process can vary depending on the jurisdiction and the type of court they served in.
For example, some judges may need to resign or retire from their judicial position before they can return to practicing law. Additionally, there may be ethical considerations or restrictions regarding former judges representing clients in cases they previously presided over. It's essential for former judges to be aware of these rules and any potential conflicts of interest before transitioning back to legal practice.