Courtesy of Urban Dictionary:

Vagtinni = When you create your own version of pig latin, “pig latin” in that new language is called “Vagtinni”.

Ex: Konk is Vagtinni for Donka (and Donka is pig latin for Duncan, as in Duncan owns his own chobba … which is Vagtinni for a chop bar, which is a restaurant in Ghana)

Notes