Books were rare treasures in the Middle Ages, painstakingly copied out by hand. So how to protect them from theft? Scribes sometimes added a curse to the first page of those books that was supposed to keep thieves away — and some were as vicious as...
snakebite v. to bring (someone) bad luck; to ruin or spoil (a shot, a deal, a game, etc.); snakebite n. bad luck; unluckiness; a curse. Editorial Note: The adjectival forms, snakebitten and snakebit ‘unlucky or cursed,’ are common. (source: Double...
trace v. to swear or to curse (at someone or something). (source: Double-Tongued Dictionary)

