Official language to the government in their native languages. In countries that do not formally designate an official language, a "de facto" national language usually evolves. English is the most common official language, with recognized status in 51 countries. Arabic, French, and Spanish are also widely recognized. An official language that is also an indigenous language is called "endoglossic", one that is not indigenous is "exoglossic". An instance is Nigeria which has three endoglossic official languages. By this the country aims to protect the indigenous languages although at the same time recognising the English language as its lingua franca. Around 500 BC,
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