The crossword solution for the term 'LESSEN THE INTENSITY OF' is 'PALLIATE', which is an 8-letter word. Palliative care is a type of medical care that focuses on relieving symptoms and providing comfort to those who are suffering from a serious illness, rather than curing the illness itself. It is used to lessen the intensity of pain and other symptoms, as well as to provide emotional and spiritual support to the patient and their family.