European day of languages

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Across
  1. 2. a state or period when there is no war
  2. 5. a single, meaningful element which forms a sentence
  3. 6. informal language used in everyday situations
  4. 7. a book that lists the words of a language with their meaning
  5. 8. exchanging of information by speaking etc
  6. 10. the ideas, customs, and social behaviour of a particular people
  7. 11. customs or beliefs passed on from one generation to another.
Down
  1. 1. an organ in a mouth used for eating or speaking
  2. 2. a person who knows and uses several languages
  3. 3. list of words used in particular language
  4. 4. set of words containing subject, verb,or object
  5. 9. a nation with its own government and territory