Like a whippersnapper (5)
I believe the answer is:
young
(Other definitions for young that I've seen before include "like Lochinvar?" , "without experience" , "Fry" , "At an early stage of development" , "issue" .)
I believe the answer is:
young
(Other definitions for young that I've seen before include "like Lochinvar?" , "without experience" , "Fry" , "At an early stage of development" , "issue" .)