History of the Slovak language ). The usage of Czech in Slovak environment resulted to the Slovakized Czech language - a variant of cultural Czech with Slovak elements. This variant existed since the penetration of Czech to present-day Slovakia and was used e.g. in city books, official correspondence, etc. Early writings had a various frequency of Slovak elements caused by a poor knowledge of standard Czech among many Slovak native speakers, the influence of vernacular language and cultural Slovak. The normalized form of Slovakized Czech existed since the 17th century. In the normalized form, Czech letters and words were systematically replaced by their Slovak equivalents.
Swedish as a foreign language an "equal status" as an official language of the state. This situation remains to this day, despite the near-complete switchover to Finnish in practical usage in governmental affairs. There is compulsory teaching and language testing at all levels of education, and a basic working knowledge of Swedish is required for state government officials. Swedish as a foreign language Swedish as a foreign language is studied by about 40,000 people worldwide at the university level and by over one million people on Duolingo. It is taught at over two hundred universities and colleges in 38 countries. Swedish is the Scandinavian language