Editing Magic in Harry Potter (section)

===Inferius===
An '''inferius''' (plural: '''inferi'''){{efn|The Latin word ''inferus'' (plural: ''inferi'') means "those below", often referring in the plural to "the gods below" (see ''[[di inferi]])'' or the spirits of the dead (q.v. ''[[lemures]]'' and ''[[manes]]'').<ref name="lexicon">{{cite book |last1=Lewis |first1=Charlton T. |last2=Short |first2=Charles |title=A Latin Dictionary |publisher=Clarendon Press |year=1879 |place=Oxford, UK |chapter=q.v., ''inferus'', as positive noun I.{{sc|B}}, as comparative adjective II.{{sc|A}} |chapter-url=https://www.perseus.tufts.edu/hopper/text?doc=Perseus%3Atext%3A1999.04.0059%3Aentry%3Dinferus }}</ref> ''Inferius'' is a neuter singular form of ''inferior'', a [[comparative adjective]] meaning "lower".<ref name="lexicon"/><ref>{{cite web |url= https://www.perseus.tufts.edu/hopper/morph?l=inferius&la=la |title=Morphology of ''inferius'' |website=The Perseus Project |publisher=[[Tufts University]]}}</ref>}} is a corpse that is animated and manipulated by a Dark wizard. An inferius is not alive, but has been bewitched to perform a specific duty. An inferius carries out its assigned task mindlessly and cannot think for itself. In the novels, the Ministry of Magic fears that Voldemort is killing enough people to make an army of ''inferi''.

Inferi appear in ''Harry Potter and the Half-Blood Prince'', in the cave where one of Voldemort's Horcruxes (the locket of Salazar Slytherin) is kept. They inhabit the lake surrounding the island where the locket is; if the water is disturbed through means other than the enchanted boat, they will attack the intruder, killing them if they have consumed the emerald potion in the locket's cauldron.