undoing

Synonyms: accident adversity affliction bad luck bad omen bane blight blow blunder calamity casualty catastrophe collapse curse defeat destroyer difficulty disgrace doom downfall error failure fault faux pas flaw fumble grief humiliation last straw misadventure miscalculation mischance mishap misstep omission overthrow overturn reversal reverse ruin ruination shame slip smash stumble subversion trial trip trouble visitation weakness wreck

Antonyms: building creation doing good fortune