Uralic languages ) (In Northern Sami, ( ), while the acute denotes a secondary palatal articulation ( , , ) or, in Hungarian, vowel length. The Finnish letter and the letter in other languages represent the high rounded vowel ; the letters and are the front vowels and . As is apparent from the list, Finnish is the most conservative of the Uralic languages presented here, with nearly half the words on the list below identical to their Proto-Uralic reconstructions and most of the remainder only having minor changes, such as the conflation of *ś into /s/, or widespread changes such as
Uralic languages evidence of a number of extinct languages of uncertain affiliation: Traces of Finno-Ugric substrata, especially in toponymy, in the northern part of European Russia have been proposed as evidence for even more extinct Uralic languages. All Uralic languages are thought to have descended, through independent processes of language change, from Proto-Uralic. The internal structure of the Uralic family has been debated since the family was first proposed. Doubts about the validity of most of the proposed higher-order branchings (grouping the nine undisputed families) are becoming more common. A traditional classification of the Uralic languages has existed since the late 19th