abreactions

/abrɪˈakʃ(ə)n/

noun

The expression and consequent release of a previously repressed emotion, achieved through reliving the experience that caused it (typically through hypnosis or suggestion)

he was using dream abreaction to treat a schizoid patient

purging,purgation,purification,cleansing,release,relief,emotional release,freeing,deliverance,exorcism,ridding