### Clue: Naturally fitted for role like Hamlet (2,3,6,4)
### Answer: TO THE MANNER BORN 
 ### Explanation: Definition: Naturally fitted for role
  Play on "role", doing double duty in the definition, as well as the theatrical part of Shakespeare's *Hamlet*, from whose lines comes this phrase.  Defn:  Pre-disposed to behave as what is expected of one by virtue of one's birth.  A related phrase, more recent in origin is "to the manor born".
To The Manor Born