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
Paleo-European languages have occurred, with Uralic languages expanding in from the east. In particular, while the Sami languages of the indigenous Sami people belong in the Uralic family, they show considerable substrate influence, which is thought to represent one or more extinct original languages. The Sami are estimated to have adopted a Uralic language less than 2500 years ago. Some traces of indigenous languages of the Baltic area have been suspected in the Finnic languages as well, but they are much more modest. There are early loanwords from unidentified non-Indo-European languages in other Uralic languages of Europe, as well. Paleo-European languages The