purgation, clear-out, expunction, expunging, eradication, vacuation, depletion, binge-purge, expunctuation, emptying, more...

retain, keep, preserve, save

bloodletting, cleansing, cleansing purge, purge purge, more...

great, political, bloody, thorough, brisk, massive, drastic, general, major, wholesale, mercurial

rapidly remove,   induce vomiting,   to clean out,   to get red of bad,   cathartic release,   remove undesirables,   mass delete,   rid of undesirables,   cleanse (of),   self purification