The word "kadis" has a few synonyms that you may find useful. First, the word "qadi" is a synonym for "kadis." This term refers to an Islamic judge or magistrate. Another synonym for "kadis" is "mufit," which is a Muslim scholar who specializes in Islamic law. Similarly, the term "fuqaha" refers to a group of Islamic scholars who specialize in Islamic law. Finally, the term "shariah" is a synonym for "kadis." This term refers to the Islamic legal system as a whole, including both civil and criminal law. Whether you're studying Islamic law or simply interested in the language, understanding these synonyms can be helpful.