Etymology and origin of the Latin word languesco
- Confidence
- Probable
- Formation
- Derivation
- First attested
- 96–55 BC, Lucretius
- Ultimate origin
- Latin (langueō)
Etymology tree
Forms
languēscō (present infinitive languēscere, perfect active langüī); third conjugation, no passive, no supine stem[1] Lucan scans the perfect languit as three syllables.[2]
Etymology
It is from Latin langueō (“to be weak, faint”) + -scō, an inchoative.[2][1] De Vaan derives langueō from an adjective “faint, weak”, from Proto-Italic *(s)lā̆ng-u-, perhaps Proto-Indo-European *sl̥-n-ǵ-u-, a nasalised form of the root of laxus (“loose”).[3] Cognate with Ancient Greek λαγαρός (lagarós, “slack, thin”) and Old English slæc (“weak, slack”).[3]
Earliest recorded meaning
De Vaan dates it from Lucretius;[3] Catullus has “not before death makes my eyes grow faint”.[2]
Semantic evolution
It means to grow weak or feeble, and to fall sick, as Suetonius' Nero, ill only three times in fourteen years.[2] Of mental powers it is to fail, as Cicero's fear that the orator grows weak with age.[2] Of plants it is to droop or wilt, as Virgil's flower cut by the plough, and of moving things to lose force, as Ovid's wave dying down after a strong wind;[2] Curtius uses it of water cooling.[2] Of people it is to lose resolve or calm down, and of efforts and passions to flag, both in Cicero.[2] Church Latin glosses it “become weak, faint, languid”.[4]
Timeline
- 96–55 BC – Lucretius.[3][5]
- 81/79–52/50 BC – Catullus of eyes growing faint in death.[2][5]
- 81–43 BC – Cicero of an orator weakening with age.[2][5]
- 70–19 BC – Virgil of a wilting flower.[2][5]
- c. 75–c. 150 AD – Suetonius of Nero falling ill.[2][5]
Meanings
Verb
- To grow weak, faint, languid; to fall sick; of the mind, to fail.[2][6][4][1]
- Of plants, to wilt, droop; to lose force or intensity.[2][1]
- To lose keenness, calm down; of efforts, to flag.[2]
Word family
- ēlanguēscō
- oblanguēscō
- relanguēscō
Related words
References
- ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l m n o Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d 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 Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
- ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
Derived terms
Cite this entry
“Languesco.” Etymologically, 19 Oct. 2026, etymologically.com/la/languesco. Accessed 20 Oct. 2026.
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