mis·ad·ven·ture 
/ˌmɪsədˈvɛntʃɚ/ noun
plural mis·ad·ven·tures /ˌmɪsədˈvɛntʃɚ/ noun [count] : an unlucky event or occurrence : a bad experience or accident that is usually minor
▪ His vacation turned into a series of misadventures.
▪ His vacation turned into a series of misadventures.
death by misadventure
Brit, law : death caused by an accident
▪ a verdict of death by misadventure
▪ a verdict of death by misadventure
