1. person who is excessively selfish.   egoist   emissary   insolvent   interloper   Hint Half-n-half Clue   2. tyrant or absolute ruler.   knave   libertine   epistemologist   despot   Half-n-half Clue   3. a dwarf or a midget, underground spirit.   effigy   gnome   malefactor   equestrian   Half-n-half Clue   4. person who compiles dictionaries.   heretic   forebears   imbecile   lexicographer   Half-n-half Clue   5. businessman or person into risky ventures.   entrepreneur   emissary   horde   fancier   Half-n-half Clue   6. person who is unable to sleep.   hedonist   laity   insomniac   junta   Half-n-half Clue   7. one who intrudes into others' affairs (for profit).   savant   ecologist   interloper   dupe   Half-n-half Clue