Assists in crime (5)
I believe the answer is:
abets
'assists in crime' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for abets that I've seen before include "Assists in crime" , "Assists dealer, say" , "Aids and encourages" , "Aids in wrong-doing" , "Assists or encourages" .)