may·hem 
(māhĕm′, māəm)
(māhĕm′, māəm)n.
1. Law The criminal offense of willfully maiming, disabling, or disfiguring a person.
2. Infliction of violent injury on a person or thing; wanton destruction: children committing mayhem in the flower beds.
3. A state of violent disorder or riotous confusion; havoc.
[Middle English maim, mayhem, from Anglo-Norman maihem, from Old French mahaigne, injury, from mahaignier, to maim, from Vulgar Latin *mahanāre, probably of Germanic origin.]