Finnish sauna temperature within the sauna. Only the word "löyly" is used for this particular type of steam (the Finnish word "höyry" ('steam, vapour') is never used for it except in a scientific sense. Equivalents for "löyly" can be found in the Finnic languages such as the Karelian "löyly", the Estonian "leil", the Votic "leülü", the Veps "l'öl"' and the Livonian "löul". Its original sense signified 'spirit, breath, soul' and this is still seen in the Uralic languages--for example, the Udmurt "lul", the Komi "lol", the Mansi "läl" ('life'), the Khanty "lil" and the Hungarian "lélek". Occasionally one uses a bunch of
Indo-Uralic languages in 1906 and another by H. Paasonen in 1908 (i.e. 1907) (ib.). Pedersen considered that these two studies sufficed to settle the question and that, after them, "it seems unnecessary to doubt the relationship further" (ib.). Sweet considered the relationship to be securely established, stating (1900:120; "Aryan" = Indo-European, "Ugrian" = Finno-Ugric): Björn Collinder, author of the "Comparative Grammar of the Uralic Languages" (1960), a standard work in the field of Uralic studies, argued for the kinship of Uralic and Indo-European (1934, 1954, 1965). Alwin Kloekhorst, author of the "Etymological Dictionary of the Hittite Inherited Lexicon", endorses the Indo-Uralic grouping