- Confidence
- Established
- Formation
- Derivation
- First attested
- Cicero
- Ultimate origin
- Proto-Indo-European (*spend-)
Etymology tree
Pronunciation
Forms
spōnsor m (genitive spōnsōris); third declension[1]
Etymology
It is from Latin spondeō (“to pledge”) + -tor.[2][1] De Vaan traces ⟨spondeō⟩ to Proto-Italic *spondeje/o- (“to libate many times; pledge”), Proto-Indo-European *spond-éye/o- (“to libate”), cognate with Ancient Greek σπένδω (spéndō, “to pour a libation”) and Hittite išpant- (“to libate”).[3]
Earliest recorded meaning
Köbler's earliest source is Cicero, and Gaffiot cites his letters.[4][5] Köbler dates Cicero 81–43 BC.[4]
Semantic evolution
In law it meant one who formally guarantees the good faith of another, a surety, bondsman, as in Cicero, who also has prōmissōrum alicuius spōnsor “guarantor of someone's promises”.[2][6][5]
In Ecclesiastical and Medieval Latin it was a sponsor at baptism, a godparent.[7][8][9] English sponsor (1650s, first “godparent”) is from it, and German Sponsor too.[10][4]
Timeline
Meanings
Noun
Related words
Usage notes
Lewis & Short compare vās, praes and vindex.[6]
References
- ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
- ^ a b c Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
- ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Borrowed into
- English sponsor
Cite this entry
“Sponsor.” Etymologically, 17 Oct. 2026, etymologically.com/la/sponsor. Accessed 17 Oct. 2026.
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