### Clue: Wit lacking restraint has nothing to worry about (5,5)
### Answer: OSCAR WILDE 
 ### Explanation: Definition: Wit
 WILD(lacking restraint) **contained in**(… about) [O SCARE]( letter signifying 0;nothing + something to worry;be frightful about).
Defn: … who was a playwright, poet, essayist, novelist in the late 1800s.**
A Wilde play.