Etymology and origin of the Latin word certe
- Confidence
- Established
- Formation
- Derivation
- First attested
- 204–169 BC, Ennius
- Ultimate origin
- Proto-Indo-European (*krey-)
Etymology tree
Forms
certē (comparative certius, superlative certissimē)[1]
Etymology
It is formed from Latin certus + -ē, from the adjective “sure, certain”.[2][1] De Vaan explains certus as the old past participle of cernō “to distinguish”, from Proto-Italic *krito- (“distinguished”), from Proto-Indo-European *krito- (“sifted”); compare Ancient Greek κριτός (kritós, “chosen, separated”).[3]
Earliest recorded meaning
Ennius writes certē Eurypylus hic quidem est, “this is surely Eurypylus”;[2] Köbler dates it from Terence.[4]
Semantic evolution
Certē means “certainly, without doubt”, in appeals and protests “surely”, in answers “yes, certainly”, and in questions “really?”.[2][1] With a restrictive force it means “at least, at any rate”, often after aut or vel (aut falsa aut certē obscūra “either false or at least obscure”).[2][1]
Timeline
- 204–169 BC – Ennius: certē Eurypylus hic quidem est.[2][4]
- c. 250–184 BC – Plautus: is est, certē is est, is est profectō, “it's he, certainly it's he, it's he indeed”.[2][4]
- 190–159 BC – Found in Terence.[4]
- 81–43 BC – Cicero: aut falsa aut certē obscūra opīniō.[2][4]
Meanings
Adverb
- certainly, without doubt, surely.[2][1]
- (in answers) Yes, certainly;[2] (in questions) really?[2]
- At least, at any rate.[2][1]
Related words
References
- ^ a b c d e f g h Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k 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 e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry
“Certe.” Etymologically, 18 Oct. 2026, etymologically.com/la/certe. Accessed 19 Oct. 2026.
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