1. person without professional ethics or tricky lawyer.   Hint First letter clue   2. person suffering from severe mental disorder.   First letter clue   3. fanatic or person with extreme zeal.   First letter clue   4. person specializing in classification (of animals).   First letter clue   5. person with extraordinary powers or magician.   First letter clue   6. one who can make one's voice seem to come from elsewhere.   First letter clue   7. substitute or authorized agent.   First letter clue