Nigerian Pidgin, also known as Naija or Naijá in scholarship, is an English-based creole language spoken as a lingua franca across Nigeria. The language is sometimes referred to as Pijin, Brokun 'Ullu' or "Vernacular". It can be spoken as a pidgin, a creole, dialect or a decreolised acrolect by different speakers, who may switch between these forms depending on the social setting. In the 2010s, a common orthography was developed for Pidgin which has been gaining significant popularity in giving the language a harmonized writing system.Variations of what this article refers to as "Nigerian Pidgin" are also spoken across West and Central Africa, in countries such as Benin, Ghana, and Cameroon. Source: Wikipedia (en)