Etymologically

Etymology and origin of the Italian word cagliare

Confidence
Established
Formation
Inherited
First attested
1348 Senisio's Declarus (Sicilian quaglare) More words from the 14th century
Inherited from
Latin coagulo
Ultimate origin
Latin cōgō
Etymology tree
inherited borrowed derived
Latin agō
French agir
Latin cōgō
Latin coāgulum
Latin coāgulō
Italian cagliare
Spanish cuajar
From the same root
Latin abigō ← agō
Latin āctiō ← agō
Latin āctitō ← agō
Latin āctīvus ← agō
Latin āctrīx ← agō
Latin āctus ← agō
Latin adigō ← agō
Latin age ← agō
Latin agēns ← agō
Latin agilis ← agō
Latin agitō ← agō
Latin agmen ← agō
Latin agōnia ← agō
Latin ambāgēs ← agō
Latin ambigō ← agō
Latin aurīga ← agō
Latin circumago ← agō
Latin dego ← agō
Latin exāmen ← agō
Latin exigō ← agō
Latin exīlis ← agō
Latin fatīgō ← agō
Latin indāgō ← agō
Latin nāvigō ← agō
Latin peragō ← agō
Latin prōdigō ← agō
Latin reagō ← agō
Latin redigō ← agō
Latin rēmex ← agō
Latin subigō ← agō
See all derived words →

Pronunciation

  • /kaʎˈʎa.re/[1]

Forms

cagliare (first-person singular present càglio, first-person singular past historic cagliài, past participle cagliàto, auxiliary (intransitive) èssere or (transitive) avére)[1] The variant quagliare keeps the /kw/ of the Latin word;[2][3] Old Sicilian had Old Italian quaglari, with the participle quaglatu.[2][3] Early northern forms include Bergamasque cagiar (1429) and caiare (before 1481).[4]

Etymology

It is inherited from Latin coāgulō (“to curdle”),[5][3][6][1] through Vulgar Latin *coāglāre and *quāglāre, with the middle vowel lost.[1] The Latin grammarians already record a popular pronunciation of the verb in three syllables,[7][8] and an inscription has the past form coaglāvī.[9] The Latin verb is formed from coāgulum (“rennet”),[3][10] which comes from cōgō.[9] Italian coagulare and coagulo are the learned doublets of cagliare and caglio.[5][1]

The verb survives in most of the Romance languages: French cailler, Occitan calhar, Spanish cuajar, Portuguese coalhar, Sardinian cazare and Romanian închega.[3][1] The LEI notes that most of them keep the /kw/ of Latin, as quagliare and the Spanish and Portuguese verbs do; forms with a plain /k/, such as the Italian and French verbs and Friulian caglâ, need a base *cagulare or a later loss of the /w/, while the Romanian verb goes back to a compound *incoagulāre.[11] Meyer-Lübke explained the /k/ of the Italian word by a crossing with gaglio, the plant bedstraw, and cited Bartoli's view that it came from French.[12]

Earliest recorded meaning

The oldest record of the verb in Italy is Sicilian: in Senisio's Latin glossary Declarus (1348) Old Italian quaglare translates Latin coagulo, of milk thickening when rennet is added.[2] The form cagliare is dated before 1491 by GRADIT, with the sense “of milk, to curdle under the action of rennet”.[6]

Semantic evolution

From the curdling of milk the verb was extended early to other liquids that thicken, such as blood.[2][13] The LEI groups the dialect forms by what curdles: milk and cheese-making, animals, plants, the human body and its feelings, and the weather; the types cagliare and quagliare are found across Italy.[11] Tommaseo distinguishes cagliare, said properly of milk, from accagliare, rappigliarsi and aggrumare, said of eggs, sticky matter and blood.[13]

The transitive use, “to make milk curdle”, appears in the 19th–20th century: Pascoli writes poi col presame cagliò la metà di quel candido latte (“then with rennet he curdled half of that white milk”).[8][4] In modern Italian the variant quagliare also means “to come together, work out”, from 1906 in Verga.[11]

Timeline

  • 1348 – Sicilian quaglare glosses Latin coagulo in Senisio's Declarus.[2]
  • 1429 – Bergamasque cagiar is recorded in a glossary.[4]
  • Before 1481 – Caiare “to make milk curdle” is recorded.[4]
  • Before 1491 – GRADIT's first date for cagliare.[6]
  • About 1553 – Annibal Caro uses quagliare.[5]
  • 1663 – Oudin's dictionary records cagliare and cagliata.[5]
  • 1865 – Tommaseo–Bellini records the plant name caglio “bedstraw”.[5]
  • 1962 – Cagliatura “curdling” appears in Battaglia's dictionary.[5]

Meanings

Verb

  1. (intransitive, of milk) To curdle, thickening under the action of rennet: Lasciato al caldo, il latte cagliò in un'ora.[6][14][10][15]
  2. (transitive) To make milk curdle, by adding rennet: Il casaro caglia il latte appena munto.[6][14][16]

Word family

  • cagliata
  • cagliatura
  • accagliare
  • cagliatore

Usage notes

Cagliare takes essere when intransitive and avere when transitive.[1][15] A separate, archaic verb cagliare meant “to lose heart, be afraid” and “to fall silent”; it was borrowed in the 16th century from Spanish callar (“to be silent”),[6][14][1] and was used by Castiglione, Aretino, Caro and Firenzuola.[8][17] Sicilian cagghiari “to be silent; to be humiliated” belongs with it.[17][7]

References

  1. ^ a b c d e f g h Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e Tesoro della Lingua Italiana delle Origini (1997–), Opera del Vocabolario Italiano, CNR, Firenze; tlio.ovi.cnr.it
  3. ^ a b c d e Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
  4. ^ a b c d Pfister, Max; Schweickard, Wolfgang; Prifti, Elton (eds.) (1979–), Lessico Etimologico Italiano, Wiesbaden: Reichert; online at lei-digitale.it, p. 15, 178
  5. ^ a b c d e f Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
  6. ^ a b c d e f De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
  7. ^ a b Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 661
  8. ^ a b c Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca
  9. ^ a b Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  10. ^ a b Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
  11. ^ a b c Pfister, Max; Schweickard, Wolfgang; Prifti, Elton (eds.) (1979–), Lessico Etimologico Italiano, Wiesbaden: Reichert; online at lei-digitale.it, p. 15, 153
  12. ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter
  13. ^ a b Tommaseo, Niccolò; Bellini, Bernardo (1861–1879), Dizionario della lingua italiana, 4 vols., Torino: UTET
  14. ^ a b c Devoto, Giacomo; Oli, Gian Carlo; Serianni, Luca; Trifone, Maurizio (2026), Nuovo Devoto–Oli: il vocabolario dell'italiano contemporaneo, digital ed., Milano: Le Monnier
  15. ^ a b Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
  16. ^ Duro, Aldo (ed.) (1986–1994), Vocabolario della lingua italiana, Roma: Istituto della Enciclopedia Italiana; online ed. treccani.it/vocabolario (2008 copy)
  17. ^ a b Prati, Angelico (1951), Vocabolario etimologico italiano, Milano: Garzanti, p. 203

Related etymologies

Cite this entry

“Cagliare.” Etymologically, 14 Nov. 2026, etymologically.com/it/cagliare. Accessed 14 Nov. 2026.

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