Exploits (6,2)
'exploits' is the definition.
(use is a kind of exploit)
This is all the clue.
(Other definitions for uses that I've seen before include "Customs" , "Employs" , "Employments" , "Operates" , "Functions, applications" .)
'exploits' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Another definition for trades on that I've seen is " Exploits".)