Cathartic
kəˈθɑːrtɪk
adjective
providing psychological relief through the open expression of strong emotions
The word 'cathartic' originates from the Greek word 'kathartikos', which means 'cleansing'. It is often used to describe something that brings a sense of emotional release or purification.
See how T. E. Lawrence uses "cathartic", with its meaning, pronunciation and a real book example.
Examples from books
Pain was to them a solvent, a cathartic, almost a decoration, to be fairly worn while they survived it.
T. E. Lawrence
Seven Pillars of Wisdom