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
Romani language as large as, for example, the differences between the Slavic languages. Speakers of the Romani language usually refer to the language as ' "the Romani language" or ' "in a Rom way". This derives from the Romani word ', meaning either "a member of the (Romani) group" or "husband". This is also where the term "Roma" derives in English, although some Roma groups refer to themselves using other demonyms (e.g. 'Kaale', 'Sinti', etc.). The English spelling "Rromani language" (with two initial Rs) may also be found, reflecting a different transcription of the Romani phoneme '. Before the late nineteenth century,