Zambia Urban dwellers sometimes differentiate between urban and rural dialects of the same language by prefixing the rural languages with 'deep'. Most will thus speak Bemba and Nyanja in the Copperbelt; Nyanja is dominantly spoken in Lusaka and Eastern Zambia. English is used in official communications and is the language of choice at home among – now common – intertribal families. This continuous evolution of languages has led to Zambian slang which can be heard in daily life throughout Lusaka and other major cities. Portuguese has been introduced into the school curriculum due to the presence of a large Portuguese-speaking Angolan
Khwe language in the linguistic orthography which uses symbols from the International Phonetic Alphabet in place of the Latin script use for the applied orthography. The revised orthography has not been granted official status in Namibia. The Khwe language is not taught as a subject or used as a language of instruction in formal education, and few literacy materials exist. Khwe language Khwe (also rendered "Kxoe, Khoe"; or ) is a dialect continuum of the Khoe family of Namibia, Angola, Botswana, South Africa, and parts of Zambia, with some 8,000 speakers. Khwe is a member of the Khoe language family. The 2000