Alleviation (6)
I believe the answer is:
relief
'alleviation' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for relief that I've seen before include "Substitute" , "Pleasure at removal of anxiety" , "That's a load off my mind" , "Deliverance; assistance (to poor)" , "Alleviation - charity - raised decoration" .)