Maleficium is an act of sorcery, historically usually performed by a witch, intended to cause harm or injury. More generally the derived term malefactor describes any person who behaves badly or illegally against another person, the opposite of benefactor.[1]

References

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Bibliography

OED. “Maleficium, n.” Oxford English Dictionary, Online, Oxford University Press, 2018, http://www.oed.com/view/Entry/244658.