adverse fortune; bad luck.

an instance of this; mischance; mishap.

noun

piece of luck

noun

accident , adversity , affliction , annoyance , anxiety , bad break , bad luck , bad news , blow , burden , calamity , casualty , cataclysm , catastrophe , contretemps , cross , crunch , debacle , disadvantage , disappointment , discomfort , dole , failure , hard luck , hardship , harm , inconvenience , infelicity , loss , misadventure , mischance , misery , mishap , nuisance , reverse , rotten luck , setback , tough luck , tragedy , trial , tribulation , trouble , unluck , unpleasantness , visitation , worry , haplessness , unfortunateness , unluckiness , untowardness , ambsace , bereavement , curse , disaster , frustration , holocaust , woe