Inflection verb, noun, adjective, and adverb, according to its function within a sentence and its relation to surrounding words. The Uralic languages are agglutinative, following from the agglutination in Proto-Uralic. The largest languages are Hungarian, Finnish, and Estonian—all European Union official languages. Uralic inflection is, or is developed from, affixing. Grammatical markers directly added to the word perform the same function as prepositions in English. Almost all words are inflected according to their roles in the sentence: verbs, nouns, pronouns, numerals, adjectives, and some particles. Hungarian and Finnish, in particular, often simply concatenate suffixes. For example, Finnish "talossanikinko" "in my house,
Uralic languages grammatical and phonological features, in particular the similarities in the Uralic and Altaic pronouns and the presence of agglutination in both sets of languages, as well as vowel harmony in some. For example, the word for "language" is similar in Estonian ("keel") and Mongolian ("хэл" ("hel")). These theories are now generally rejected and most such similarities are attributed to language contact or coincidence. Nostratic associates Uralic, Indo-European, Altaic, Dravidian, and various other language families of Asia. The Nostratic hypothesis was first propounded by Holger Pedersen in 1903 and subsequently revived by Vladislav Illich-Svitych and Aharon Dolgopolsky in the 1960s. Eurasiatic