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
Uralic languages resembles Nostratic in including Uralic, Indo-European, and Altaic, but differs from it in excluding the South Caucasian languages, Dravidian, and Afroasiatic and including Chukotko-Kamchatkan, Nivkh, Ainu, and Eskimo–Aleut. It was propounded by Joseph Greenberg in 2000–2002. Similar ideas had earlier been expressed by Heinrich Koppelmann in 1933 and by Björn Collinder in 1965. The hypothesis that the Dravidian languages display similarities with the Uralic language group, suggesting a prolonged period of contact in the past, is popular amongst Dravidian linguists and has been supported by a number of scholars, including Robert Caldwell, Thomas Burrow, Kamil Zvelebil, and Mikhail Andronov. This