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
Uralic–Yukaghir languages has vaguely implied the existence of a Uralic–Yukaghir genetic node, and in this he seems to have been followed by Ruhlen and Greenberg, followed in turn by Bomhard. The actual relations of these languages remain to be scrutinized in detail. No work of synthesis of a definitive nature has appeared on this subject. As in several other cases of this sort (see Ural–Altaic languages), that Uralic and Yukaghir are related has been argued for in some detail, but how they are related remains uncertain. It is therefore not surprising that, at the present time (2009), the validity of the Uralic–Yukaghir