Whippersnapper (9)
There are a few possibilities for this:
youngster
(Other definitions for youngster that I've seen before include "one of tender years" , "Juvenile" , "tyke" , "One not fully mature" , "Stripling" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">whippersnapper</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for whelp that I've seen before include "impudent young lad" , "Puppy, cub" , "Have puppies" , "Puppy- young wolf" , "Young pup" .)
(Other definitions for scamp that I've seen before include "Mischievous child (colloq.)" , "Troublemaker" , "Impish youngster" , "villain" , "Tearaway" .)