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 the subgrouping of the language family that must have existed if Uralic, Yukaghir, and Indo-European are all related. While the similarities he attributes to Uralic and Yukaghir, but not to Indo-European, such as the imperative endings, show closer kinship of Uralic and Yukaghir than of Uralic and Indo-European, the similarities he attributes to Uralic and Indo-European, but not to Uralic and Yukaghir, could also be placed in the balance, for example a plural in "*-i". Collinder appears to enumerate approximately as many morphological similarities between Uralic and Indo-European as between Uralic and Yukaghir and at least as many similarities in