bloodshed
blood + shed
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source: Anime Bloodshed GIF - Anime Bloodshed GoblinSlayer - Discover & Share GIFs
noun
the killing or wounding of people, typically on a large scale during a conflict:
殺戮; 流血(の惨事), 殺傷
e.g. the president feared bloodshed and disorder if the demands for reform were not met.