Abets is a verb meaning to actively encourage or assist someone in doing something wrong, especially a crime. It is often used in the context of supporting a criminal, which is the term given in this crossword solution. Abetting a criminal can include providing money, shelter, or other resources to help them commit a crime. It can also involve helping them cover up their crime or providing false testimony in court. Abetting a criminal is a serious offense and can result in legal consequences.