International English the sphere of influence of English-speaking countries. Here English may serve as a useful lingua franca between ethnic and language groups. Higher education, the legislature and judiciary, national commerce, and so on, may all be carried out predominantly in English. The "expanding circle" refers to those countries where English has no official role, but is nonetheless important for certain functions, e.g. international business and tourism. By the twenty-first century, non-native English speakers have come to outnumber native speakers by a factor of three, according to the British Council. Darius Degher, a professor at Malmö University in Sweden, uses the term
Mixed language one, or both, of parent languages. For instance, Michif retains the complexities of its French nouns and its Cree verbs. It also differs from a language that has undergone heavy borrowing, such as Korean, Japanese, and Vietnamese from Chinese (see Sino-Xenic), English from French, or Maltese from Sicilian/Italian. In these cases, despite the heavy borrowing, the grammar and basic words of the borrowing language remain relatively unchanged, with the borrowed words confined mainly to more abstract or foreign concepts. In the case of Maltese, for example, if verbs borrowed from Italian were inflected using Italian inflectional rules rather than Arabic-derived