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 that the Uralic/Yukaghir negative verb goes back to a period of primitive Uralic–Yukaghir unity, from which Indo-European was separate. It could nevertheless be imagined that Indo-European once had this negative verb, but had lost it by Proto-Indo-European times, so this evidence is not conclusive, though strongly suggestive. Chief sources for table: Greenberg 2000, Szemerényi 1996. When Yukaghir alone is cited, it indicates the Tundra and Kolyma dialects have the same form. An asterisk indicates reconstructed forms. "Notes to table" Uralic–Yukaghir languages Uralic–Yukaghir is a proposed language family composed of Uralic and Yukaghir. It is also known as Uralo-Yukaghir. Uralic is