Desert to the other side (6)
I believe the answer is:
defect
(Other definitions for defect that I've seen before include "Failing - desert" , "Desert - flaw" , "mistake" , "Join opponents in a cause" , "Flaw - change sides" .)
I believe the answer is:
defect
(Other definitions for defect that I've seen before include "Failing - desert" , "Desert - flaw" , "mistake" , "Join opponents in a cause" , "Flaw - change sides" .)