1. one who eats too much or is insatiably eager.   heretic   functionary   malefactor   glutton   Hint Half-n-half Clue   2. person who is unable to pay his debts.   liaison   ingrate   ichthyologist   insolvent   Half-n-half Clue   3. prima donna or chief singer in an opera.   diva   iconoclast   insolvent   genealogist   Half-n-half Clue   4. clique or cabal.   imbecile   entomologist   drone   junta   Half-n-half Clue   5. person who studies words and their formation.   lecher   etymologist   diva   hireling   Half-n-half Clue   6. one who constantly talks about oneself.   knave   ingrate   despot   egotist   Half-n-half Clue   7. one interested in other persons and external world.   imbecile   extrovert   dupe   egoist   Half-n-half Clue