1. fanatic or person with extreme zeal.   zealot   wizard   turncoat   tyro   Hint Half-n-half Clue   2. profligate person.   supernumerary   shyster   wastrel   teetotaler   Half-n-half Clue   3. person who loves luxury and pleasure.   sybarite   reprobate   pyromaniac   wastrel   Half-n-half Clue   4. one who walks in one's sleep.   shyster   sophist   somnambulist   recipient   Half-n-half Clue   5. a person who sells goods.   vendor   reprobate   prude   proxy   Half-n-half Clue   6. hermit or person who lives in isolation.   surrogate   recluse   psychiatrist   tycoon   Half-n-half Clue   7. person who preys on others or bloodsucker.   vampire   waif   psychiatrist   stalwart   Half-n-half Clue