1. person specializing in classification (of animals).   Hint First letter clue   2. advocate of total abstinence (from alcohol).   First letter clue   3. miserly person.   First letter clue   4. person who makes and sells wines.   First letter clue   5. middle-class farmer or countryman owning small estate.   First letter clue   6. one who can make one's voice seem to come from elsewhere.   First letter clue   7. traitor or person who changes sides.   First letter clue