securus

Latin

Etymology tree

Latin sē-

Proto-Italic *kʷoizā

Latin cūra

Latin securus

From sē- (“without”) + cūra (“care”). See cure.^[1] Similar to Latin sine cūrā (“without care, carefree”), which led to English sinecure.

sēcūrus (feminine sēcūra, neuter sēcūrum, comparative sēcūrior, adverb sēcūrē); first/second-declension adjective

First/second-declension adjective.

	masculine	feminine	neuter	masculine	feminine	neuter
	singular			plural
nominative	sēcūrus	sēcūra	sēcūrum	sēcūrī	sēcūrae	sēcūra
genitive	sēcūrī	sēcūrae	sēcūrī	sēcūrōrum	sēcūrārum	sēcūrōrum
dative	sēcūrō	sēcūrae	sēcūrō	sēcūrīs
accusative	sēcūrum	sēcūram	sēcūrum	sēcūrōs	sēcūrās	sēcūra
ablative	sēcūrō	sēcūrā	sēcūrō	sēcūrīs
vocative	sēcūre	sēcūra	sēcūrum	sēcūrī	sēcūrae	sēcūra

Insular Romance:
- Sardinian: securu, seguru, sicuru, siguru
Italo-Dalmatian:
- Corsican: sicuru, siguru
  - Gallurese: siguru
  - Sassarese: sigguru
- Istriot: sigoûro
- Italian: sicuro, securo (archaic, regional)
  - → Sabir: sicuro
- Neapolitan: sicuro
- Sicilian: sicuru
  - → Maltese: żgur
- Venetan: seguro (see there for further descendants)
Rhaeto-Romance:
- Friulian: sigûr
- Ladin: segur
- Romansh: sigir, sagir, siir, sieir, sgür
Gallo-Italic:
- Emilian: sicûr
- Ligurian: seguo
- Lombard: seghüür, sigüür, sügür
- Piedmontese: sur
- Romagnol: sicur
Northern Gallo-Romance:
- Franco-Provençal: sûr
- Old French: seur (see there for further descendants)
Southern Gallo-Romance:
- Old Catalan: segur
  - Catalan: segur
- Old Occitan: segur
  - Occitan: segur
Ibero-Romance:
- Aragonese: seguro
- Asturian: seguru
- Leonese: seguru
- Old Galician-Portuguese: seguro
  - Fala: seguru
  - Galician: seguro
  - Portuguese: seguro (see there for further descendants)
- Old Spanish: seguro
  - Ladino: seguro, siguro
  - Spanish: seguro (see there for further descendants)
⇒ Vulgar Latin: *assēcūrāre (see there for further descendants)
Borrowings:
- → Dutch: secuur
- → English: secure
- → Proto-Brythonic: *segʉr
  - Cornish: syger
  - Middle Breton: sigur
  - Middle Welsh: segur
    - Welsh: segur
- → Proto-West Germanic: *sikur (see there for further descendants)

^ De Vaan, Michiel (2008), “cūra (> Derivatives > line 5 > sēcūrus)”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 156

“securus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
“securus”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
"securus", in Charles du Fresne du Cange, Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
“securus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.
Carl Meißner; Henry William Auden (1894), Latin Phrase-Book‎^[1], London: Macmillan and Co.
- to enjoy peace of mind: quieto, tranquillo, securo animo esse