Romansh language change, speakers will slowly become fewer and fewer with each generation. He also concludes however, that there are still enough speakers to ensure that Romansh will survive in the long term at least in certain regions. He considers the Romansh-language school system to be the single most crucial factor in this. Romansh has up to 26 consonant phonemes. Two are only found in some varieties, and one is found only in loanwords borrowed from German. Notes: The voiced obstruents are fully voiced in Romansh and voiceless ones are non-aspirated, in contrast to Swiss German with which Romansh is in extensive
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,