Languages of the European Union languages, Latvian and Lithuanian; the Celtic languages, including Irish; and Greek are also Indo-European. Outside the Indo-European family, Estonian, Finnish, and Hungarian are Uralic languages while Maltese is the only Afroasiatic language with official status in the EU. The Basque language, a language isolate whose roots are unknown, is an official language in some parts of northern Spain, but not an official language of the EU. Most official EU languages are written in the Latin script. The two exceptions are Greek, which is written in the Greek script, and Bulgarian, which is written in Cyrillic script. With the accession of
Finnic languages East Finnish dialects, and is only missing from West Finnish dialects and Standard Finnish. A special characteristic of the languages is the large number of diphthongs. There are 16 diphthongs in Finnish and 25 in Estonian; at the same time the frequency is greater in Finnish than in Estonian. There are 14 grammatical cases in Estonian and 15 in Finnish, which are denoted by adding a suffix. The Finnic languages form a complex dialect continuum with few clear-cut boundaries. Innovations have often spread through a variety of areas, even after variety-specific changes. A broad twofold conventional division of the Finnic