misadventure
Concise Oxford English Dictionary © 2008 Oxford University Press:
misadventure/mɪsədˈventʃə(r)/
▶noun
- 1 (also death by misadventure) English Law death caused accidentally while performing a legal act without negligence or intent to harm.
- 2 a mishap.
'misadventure' also found in these Oxford entries:

