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,
Indo-Uralic languages or from an indirectly attested cognate root noun "*wed-". Proto-Uralic "*toHį-" 'give' and PFU "*wetä-" 'lead' also make perfect phonologic sense as borrowings. The number systems of Indo-European and Uralic show no commonalities. Moreover, while the numbers in all Indo-European languages can be traced back to reconstructed Proto-Indo-European numbers, this cannot be done for the Uralic numbers, where only "two" and "five" are common to all of the family (roots for 3-6 are common to all subgroups other than Samoyedic, and slightly less widespread roots are known for 1 and 10). This would appear to show that if Proto-Indo-European and