Etymology and origin of the Old Norse word tveir
- Confidence
- Established
- Formation
- Inherited
- First attested
- 800s runic inscription Ög 136 More words from the 8th century
- Inherited from
- Proto-Germanic *twai
- Ultimate origin
- Proto-Indo-European *dwóh₁
Forms
tveir (feminine tvær, neuter tvau)[1]
Etymology
It is inherited from Proto-Germanic *twai (“two”),[1][2][3] the numeral also in Gothic 𐍄𐍅𐌰𐌹 (twai), Old English twēgen, Old Saxon twēne and Old High German zwēne.[2][4] Kroonen reconstructs the Proto-Germanic forms as masculine *twai, accusative *twans, feminine *twōz, genitive *twajjan and dative *twaimiz, which give Old Norse “tvá”, “tvær”, “tveggja” and “tveim(r)”.[2] De Vries takes “tveir” as a new formation on Proto-Norse *twai, and Ásgeir Blöndal Magnússon explains it as “*twai” with the plural ending “-ʀ”.[5][6]
The numeral continues Proto-Indo-European *dwóh₁ (“two”),[1] the source also of Latin duo, Ancient Greek δύο (dúo) and Proto-Slavic *dъva.[4][6]
Earliest recorded meaning
The earliest dated record is the Swedish Rök stone (Ög 136), which Rundata dates to the ninth century; its text has the feminine tuaR “two” and the masculine kunukaR tuaiR “two kings”.[7] In Norwegian manuscripts it is first dated in the fragment NRA norr fragm 81 A of 1150–1250, with tvær.[8]
Semantic evolution
Beside the plain numeral, tveir gives set phrases: báðir tveir “both”, tveim hǫndum “with both hands”, í tvau “in two, asunder”, and the proverb tveimr er tveggja hugr “two men, two minds”.[9][10] In verse tvær can stand for “both”, as in rjóða tvær eggjar “to redden both edges”.[11]
Icelandic tveir and Faroese tveir keep the nominative, while Swedish två and Danish to continue the masculine accusative tvá.[6][12]
Timeline
- 800s – tuaR and tuaiR on the Rök stone, Ög 136.[7]
- 1150–1250 – tvær in the Norwegian fragment NRA norr fragm 81 A.[8]
- 1200–1225 – tveir, tvá, tvær, tveim and tveggja in AM 619 4to and AM 677 4to.[13][14]
- 1250 – tveir in Sturlunga saga, by IcePaHC's dating.[15]
Meanings
Numeral
Descendants
Related words
- tvennr
- tvisvar
- tvinni
- tvistra
- tólf
- tuttugu
References
- ^ a b c d e f g Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c Kroonen, Guus (2013), Etymological Dictionary of Proto-Germanic, Leiden Indo-European Etymological Dictionary Series 11, Leiden / Boston: Brill, p. 529
- ^ Köbler, Gerhard (2014), Germanisches Wörterbuch, 5th ed., online, koeblergerhard.de/wikiling
- ^ a b Orel, Vladimir (2003), A Handbook of Germanic Etymology, Leiden / Boston: Brill, p. 414
- ^ de Vries, Jan (1977), Altnordisches etymologisches Wörterbuch, 2nd ed., Leiden: Brill, p. 601
- ^ a b c Ásgeir Blöndal Magnússon (1989), Íslensk orðsifjabók, Reykjavík: Orðabók Háskólans, ordsifjabok.arnastofnun.is, p. s.v. tveir
- ^ a b Samnordisk runtextdatabas (Rundata 3.1), Uppsala universitet (inscriptions by signum), p. Ög 136
- ^ a b Menota: Medieval Nordic Text Archive, menota.org (texts by shelfmark; CC BY-SA 4.0), p. NRA norr fragm 81 A
- ^ a b Cleasby, Richard; Vigfússon, Guðbrandur (1874), An Icelandic-English Dictionary, Oxford: Clarendon Press, p. 645
- ^ a b Zoëga, Geir T. (1910), A Concise Dictionary of Old Icelandic, Oxford: Clarendon Press, p. s.v. tveir
- ^ a b Sveinbjörn Egilsson (1860), Lexicon poeticum antiquæ linguæ septentrionalis, Hafniæ: Societas regia antiquariorum septentrionalium, p. 826
- ^ a b Hellquist, Elof (1922), Svensk etymologisk ordbok, Lund, p. s.v. två
- ^ Menota: Medieval Nordic Text Archive, menota.org (texts by shelfmark; CC BY-SA 4.0), p. AM 619 4to
- ^ Menota: Medieval Nordic Text Archive, menota.org (texts by shelfmark; CC BY-SA 4.0), p. AM 677 4to
- ^ Wallenberg, Joel C.; Ingason, Anton Karl; Sigurðsson, Einar Freyr; Rögnvaldsson, Eiríkur, Icelandic Parsed Historical Corpus, version 0.9
- ^ Faulkes, Anthony (2011), A New Introduction to Old Norse III: Glossary and Index of Names, 4th ed., London: Viking Society for Northern Research, p. s.v. tveir
Related etymologies
Cite this entry
“Tveir.” Etymologically, 13 Nov. 2026, etymologically.com/non/tveir. Accessed 14 Nov. 2026.
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