Discourage (5)
'discourage' is the definition.
(synonyms)
This is all the clue.
(Other definitions for deter that I've seen before include "Discourage through fear of consequences" , "stop" , "Discourage, put off" , "Prevent by instilling fear" , "Hinder, discourage" .)
'discourage' is the definition.
(to daunt is to discourage or intimidate)
This is all the clue.
(Other definitions for daunt that I've seen before include "Frighten, intimidate" , "Make (someone) apprehensive" , "Cause to feel intimidated" , "Dishearten" , "Discourage" .)
'discourage' is the definition.
(putting off is a kind of discouraging)
This is all the clue.
(Other definitions for put off that I've seen before include "'Never ... ... till tomorrow what you can do today'" , "Postpone, repel" , "confuse" , "Don't ... ... till tomorrow what can be done today" , "Postpone - disconcert" .)
'discourage' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for inhibit that I've seen before include "Hinder, restrain, prevent" , "Curb" , "Check - prevent" , "Prevent expression of" , "Repress" .)