bleach blow blow out bowdlerize clean clean up cleanse clear clear away clear off clear out clear the decks defecate delouse deplete depurate deterge drain dry-clean dust dust off eliminate empty empty out evacuate exhaust expurgate freshen lustrate purge purify reform remove scavenge scour out spruce steam-clean sweep out sweeten tidy unclog unfoul vent void whiten wipe wipe off wipe out wipe up