annuls

abolish abrogate cancel declare delete dissolve expunge invalidate nullify quash repeal rescind retract reverse revoke undo vacate

abate annihilate countermand discharge efface erase kill negate neutralize nix obliterate recall scrub vitiate

blot out call off get off the hook render null and void wipe out

allow approve continue do enact enforce establish institute legalize pass permit ratify sanction support uphold validate

create help revive save schedule set up

keep restore retain revalidate