Benedict Arnold, Brutus, Judas, Judas Iscariot, Quisling, abomination, archtraitor, atrocity, bad, bane, befoulment, betrayer, blight, cockatrice, conniver, conspirator, conspirer, coral heads, corruption, crying evil, damage, defilement, despoliation, destruction, detriment, double agent, double-crosser, double-dealer, evil, grievance, harm, havoc, hurt, ill, infection, informer, injury, intrigant, intriguer, ironbound coast, ledges, lee shore, machinator, mischief, outrage, pitfall, plotter, poison, pollution, quicksands, quisling, rat, rockbound coast, rocks, sandbank, sandbar, sands, schemer, serpent, shallows, shoals, snake, the worst, timeserver, toxin, traitor, treasonist, trimmer, turncoat, undercurrent, undertow, venom, vexation, woe, wrong