(v. t.) To purify; to clear from anything noxious, offensive, or erroneous; to cleanse; to purge; as, to expurgate a book.

abbreviate abridge bleach blot out blue-pencil bowdlerize cancel censor clean clean out clean up cleanse clear out cross out cut delete delouse depurate deterge dry-clean dust dust off edit edit out erase expunge freshen kill lustrate omit purge purify reform rescind rub out scavenge spruce steam-clean strike strike off strike out sweep out sweeten tidy void whiten wipe wipe off wipe out wipe up