Defer, deter (3,3)
I believe the answer is:
put off
This clue is a double definition.
'defer' is the first definition.
(synonyms)
'deter' is the second definition.
(thesaurus)
(Other definitions for put off that I've seen before include "confuse" , "Postpone; distract" , "Postpone, repel" , "Throw" , "Deter; deterred" .)