Muggle??

Esta palabra tan conocida en el mundo magico ahora es aceptada como palabra en el ingles!!! =D


'Muggle' goes into Oxford English Dictionary
* Muggle: invented by JK (Joanne Kathleen) Rowling (b. 1965), British author of children's fantasy fiction (see quot. 1997).

In the fiction of JK Rowling: a person who possesses no magical powers. Hence in allusive and extended uses: a person who lacks a particular skill or skills, or who is regarded as inferior in some way.

http://news.bbc.co.uk/cbbcnews/hi/uk/newsid_2882000/2882895.st