Etymology and origin of the Latin word tremulus
- Confidence
- Established
- Formation
- Derivation
- First attested
- c. 250–184 BC, Plautus
- Ultimate origin
- Proto-Indo-European (*trem-)
Forms
tremulus (feminine tremula, neuter tremulum); first/second-declension adjective[1]
Etymology
It is formed from tremō (“to tremble”) with the suffix -ulus.[2][3][1] De Vaan traces the verb to Proto-Italic *trem-e/o- and Proto-Indo-European *tr(e)m- (“to tremble”), cognate with Umbrian tremitu (“let him scare”), Ancient Greek τρέμω (trémō, “to tremble”) and Lithuanian trìmti (“to tremble”).[3]
Earliest recorded meaning
De Vaan dates it from Plautus,[3] who has a “trembling old woman” in the Curculio.[2][4]
Semantic evolution
It is trembling or shaking, of people and parts of the body, from age, illness, weakness, fear or cold, as Juvenal's feet that cannot stand.[2][4] Of a voluntary movement it is shaking or wriggling, as Catullus' baby boy rocked in his father's arm.[2] Of things it is quivering, as Catullus' creaking bed; of light flickering, as Ennius' trembling light; and of sound quavering, as the mother bird's cry in Cicero's verse.[2][4]
Lewis and Short call it poetic and post-Augustan.[4] In Late Latin, from the 6th-century Plinius Valerius, it is also a noun for the aspen,[1] and medieval Latin keeps it as “trembling poplar”.[5] English tremulous comes from it, from the 1610s.[6]
Timeline
- c. 250–184 BC – Plautus of a trembling old woman.[2][7]
- 204–169 BC – Ennius of flickering light.[2][7]
- 81/79–52/50 BC – Catullus of a quivering bed.[2][7]
- 6th century AD – Plinius Valerius uses it as a noun for the aspen.[1]
- 1610s – English tremulous is formed from it.[6]
Meanings
Adjective
- Trembling, shaking (from age, illness, fear or cold).[2][4][1]
- Shaking, wriggling.[2]
- Quivering, vibrating;[2][4] (of light) flickering;[2][4] (of sound) tremulous, quavering.[2][4]
Noun
Word family
- contremulus
- intremulus
Related words
- tremō
- tremor
- English tremulous
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 l m Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c 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 f g h Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry
“Tremulus.” Etymologically, 19 Oct. 2026, etymologically.com/la/tremulus. Accessed 19 Oct. 2026.
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