Discharge of pent-up emotions (9)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
catharsis
(Other definitions for catharsis that I've seen before include "The release of pent-up emotions" , "Release of feelings" , "Emotional purge" , "Purification - is rash act (anag)" , "Emotional release" .)