KO, abbreviate, abridge, annihilate, annul, black out, blot, blot out, blue-pencil, bowdlerize, call off, cancel, censor, complete, cross out, cut, dele, delete, discard, dispose of, drop, drop the curtain, edit, edit out, efface, end off, eradicate, erase, exclude, expurgate, extinguish, finalize, finish, fold up, get it over, get over with, get through with, give the quietus, kayo, kibosh, kill, knock out, obliterate, omit, perfect, polish off, put paid to, raze, rescind, rub out, rule out, scrag, scratch, scratch out, shoot down, sponge, sponge out, strike, strike off, strike out, void, wipe out, zap