Etymology and origin of the Proto-Germanic word *luftuz
- Confidence
- Established
- From
- Proto-Indo-European *lewbʰ-
Etymology tree
From the same root
Reconstruction
The word is *luftuz in Orel and Wiktionary,[1][2] the stem *luftu- in Kroonen and Köbler,[3][4] and *luf-tu- in Bammesberger.[5]
Etymology
Wiktionary, following Kroonen, has it from Proto-Indo-European *lewbʰ- (“to peel, to break off, to damage”), from a PIE *lubʰ-tu-s.[2] Kroonen derives it from the root of *laubą "foliage", which he calls a European word with no clear PIE etymology.[3][6]
Morphology
A tu-stem, masculine in Kroonen,[3] feminine in Orel.[1] Bammesberger finds a feminine ti-stem *luf-ti- beside it, continued in Old English lyft,[5] and Orel takes the Old Norse word from *luftan.[1] EWA sets up *luftu-, *lufti- and *lufta-.[7]
Evidence
The word is attested in all three branches: Gothic 𐌻𐌿𐍆𐍄𐌿𐍃 (luftus) in Gothic, Old Norse loft in Old Norse, and Old English lyft, Old Frisian lufte, Old Saxon luft and Old High German luft in West Germanic.[3] Gothic has it in three passages of the Pauline epistles.[8] The Old Norse word passed into Middle English and Irish, and was borrowed as Finnish luhti (“upper storey”).[9]
Competing analyses
Kroonen thinks the original meaning was "roof", perhaps made of bark, comparing Russian луб (lub, “bast”) and Old Prussian lubbo (“bast, plank”), and rejects a link with the Hittite word for "sky".[3][2] Orel relates it to a Sanskrit verb "to break, to injure" and to Lithuanian lùpti (“to peel”), and allows the original meaning to have been "porch" or "upper floor", or else "air" seen as a section.[1] Köbler derives it, probably, from Pokorny's *lāip- "to shine, to burn",[4] Lehmann probably from PIE *lew- "to cut off", after Torp and Falk and Grienberger.[10] Feist found no sure comparisons,[11] and Casaretto calls the base word unknown, its labial continuing PIE b, bʰ or p.[12]
Meanings
EWA explains the word as properly "the sky as the upper ceiling", comparing Old English hūs-heofon (“ceiling of a room”).[7] In North Germanic only the sense "uppermost room of a building" survived, and "air, sky" is found only at the oldest stage;[7] de Vries glosses the Old Norse word "upper room in a house", also "air, sky".[9]
Derivatives
Reflexes
- Gothic: 𐌻𐌿𐍆𐍄𐌿𐍃 (luftus, “air”)[11]
- Old Norse: lopt (“upper room of a house; air, sky”)[15]
- Old English: lyft (“air, sky, height”)[16]
- Old Frisian: lufte (“air”)[17]
- Old Saxon: luft (“air”)[18]
- Old High German: luft (“air, sky, atmosphere, breeze”)[7]
References
- ^ a b c d Orel, Vladimir (2003), A Handbook of Germanic Etymology, Leiden / Boston: Brill, p. s.v. *luftuz
- ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org, p. s.v. *luftuz
- ^ a b c d e f g Kroonen, Guus (2013), Etymological Dictionary of Proto-Germanic, Leiden Indo-European Etymological Dictionary Series 11, Leiden / Boston: Brill, p. 342
- ^ a b c d Köbler, Gerhard (2014), Germanisches Wörterbuch, 5th ed., online, koeblergerhard.de/wikiling, p. s.v. *luftu-
- ^ a b Bammesberger, Alfred (1990), Die Morphologie des urgermanischen Nomens, Heidelberg: Winter, p. 157
- ^ Kroonen, Guus (2013), Etymological Dictionary of Proto-Germanic, Leiden Indo-European Etymological Dictionary Series 11, Leiden / Boston: Brill, p. 328
- ^ a b c d Lloyd, Albert L.; Springer, Otto; Lühr, Rosemarie, et al. (1988–), Etymologisches Wörterbuch des Althochdeutschen, Göttingen: Vandenhoeck & Ruprecht; online ewa.saw-leipzig.de, p. s.v. luft
- ^ Köbler, Gerhard (2014), Gotisches Wörterbuch, 4th ed., online, koeblergerhard.de/wikiling, p. s.v. luftus
- ^ a b de Vries, Jan (1977), Altnordisches etymologisches Wörterbuch, 2nd ed., Leiden: Brill, p. 366
- ^ Lehmann, Winfred P. (1986), A Gothic Etymological Dictionary, based on the third edition of Vergleichendes Wörterbuch der gotischen Sprache by Sigmund Feist, Leiden: Brill, p. s.v. *luftus
- ^ a b Feist, Sigmund (1939), Vergleichendes Wörterbuch der gotischen Sprache, 3rd ed., Leiden: Brill, p. s.v. luftus
- ^ Casaretto, Antje (2004), Nominale Wortbildung der gotischen Sprache: Die Derivation der Substantive, Heidelberg: Winter, p. s.v. luftus
- ^ Wiktionary, the free dictionary, https://en.wiktionary.org, p. s.v. *luftijaną
- ^ Orel, Vladimir (2003), A Handbook of Germanic Etymology, Leiden / Boston: Brill, p. s.v. *luftjanan
- ^ de Vries, Jan (1977), Altnordisches etymologisches Wörterbuch, 2nd ed., Leiden: Brill, p. s.v. lopt
- ^ Holthausen, Ferdinand (1934), Altenglisches etymologisches Wörterbuch, Heidelberg: Carl Winter, p. s.v. lyft
- ^ Hofmann, Dietrich; Popkema, Anne Tjerk (2008), Altfriesisches Handwörterbuch, Heidelberg: Carl Winter, p. s.v. lufte
- ^ Köbler, Gerhard (2014), Altsächsisches Wörterbuch, 5th ed., online, koeblergerhard.de/wikiling, p. s.v. luft
Related etymologies
- *stainaz · also from Proto-Indo-European
- *beraną · also from Proto-Indo-European
- *fadēr · also from Proto-Indo-European
- *watōr · also from Proto-Indo-European
- *ga- · also from Proto-Indo-European
- *frijaz · also from Proto-Indo-European
- *fallaną · also from Proto-Indo-European
- *standaną · also from Proto-Indo-European
Cite this entry
“*luftuz.” Etymologically, 16 Nov. 2026, etymologically.com/gem-pro/*luftuz. Accessed 16 Nov. 2026.
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