Etymology and origin of the Italian word costume
- Confidence
- Disputed
- Formation
- Inherited
- First attested
- late 12th century, Proverbia que dicuntur
- Inherited from
- Latin *costumen
- Ultimate origin
- Latin suēscō
Pronunciation
- /kosˈtu.me/[1]
Forms
costume m (plural costumi)[1] Old Italian forms include costuma, costumo, custume and constume.[2][3] Old Italian also had the plural costumora.[4]
Etymology
It is inherited from Vulgar Latin *costūmen (“custom”), a spoken-Latin form that replaced classical Latin cōnsuētūdō (“habit, custom”).[5][6][7][8][9] DELI, following Battisti, adds that the Italian form was very probably modelled on Old French costume and Old Occitan costum;[10][11][12][13] GRADIT gives Old French as the probable source, and Sabatini–Coletti think the word came through Provençal.[10][11][12][13] The TLIO likewise allows for French and Provençal influence.[2] The learned doublet is consuetudine, taken from the classical word.[1][14]
The shape of the Vulgar Latin form has long been debated.[14] Diez assumed an exchange of the suffix ⟨-ūdine⟩ for ⟨-ūme⟩;[14][9] Cornu and Havel proposed different chains of sound changes;[14][9] Gröber reconstructed a neuter and a feminine form side by side.[14][9] Devoto explains the ending as a cross with a form related to cōnstituō (“to set up”).[15]
The same word is French coutume, Occitan cosdumna, Catalan costum, Spanish costumbre, Portuguese costume, Logudorese costùmene, Friulian custùm and Engadine costüm.[16][5][9] The Latin noun is formed on cōnsuēscō (“to grow accustomed”), from con- and suēscō (“to become used to”).[5][1]
Earliest recorded meaning
The TLIO's first record is in the Venetian Proverbia que dicuntur, of the last quarter of the 12th century.[2] DELI's first record, from the Laude cortonesi of about 1260, has the sense “a person's habitual behaviour”.[10][17]
Semantic evolution
In Old Italian costume meant the habits of a person, of an animal and even of an object, the rules of good manners, moral conduct, the traditions of a people and customary law.[2] The sense “the customs and beliefs of a society in a given age” is in Brunetto Latini before 1294, and “moral conduct” in Bono Giamboni before 1292.[10] Petrarch writes that nature yields to habit, vinta dal costume.[4]
The sense “dress, manner of clothing” is first recorded in the TLIO and becomes common later: DELI dates it to 1812, and DEI has it from the 16th century and costume da bagno “swimsuit” from the 20th.[2][10][9] The word passed into French as costume, at first for customs and, from 1747 for dress, and French passed it on to English and German.[17][9] Today costume is also the theatre costume, and di costume describes writing about social habits, as in a romanzo di costume.[12][6]
Timeline
- Late 12th century – Costume appears in the Venetian Proverbia que dicuntur.[2]
- About 1260 – The Laude cortonesi use it for a person's habits.[10]
- Before 1294 – Brunetto Latini uses it for the customs of a society.[10]
- 1641 – French coustume is recorded in the sense “customs”, after Italian.[17]
- 1747 – French costume is recorded in the sense “manner of dress”.[17]
- 1812 – Bernardoni records the sense “dress typical of a place or time”.[10]
- 1923–1939 – Ugo Ojetti uses costumista, the costume designer.[10]
Meanings
Noun
- A person's habitual behaviour, a habit: Non è suo costume arrivare tardi.[12][6][18]
- Moral conduct: un uomo di sani costumi.[12][6][13]
- The customs, beliefs and habits of a community or an age; social behaviour as a subject of study or comment: Lo studioso descrive i costumi dei popoli alpini.[12][6][18]
- The typical dress of a place, an age or a group: Alla sagra molti indossavano il costume tradizionale.[12][13][18]
- A garment worn for a special occasion, especially a fancy-dress costume: un costume da pirata per il carnevale.[12][18]
- The clothes of actors on stage or on screen: Ha disegnato i costumi del film.[12][7]
- (short for costume da bagno) A swimsuit: Ho dimenticato il costume a casa.[1][8]
- (archaic) The nature or property of a thing.[12][18][13]
Word family
- costumanza
- costumare
- costumato
- costumatezza
- scostumato
- scostumatezza
- costumista
- costumino
- accostumare
Related words
- consuetudine
- consueto
- malcostume
- buoncostume
- Latin consuetudo
- French coutume
Usage notes
Donna di facili costumi is a euphemism for a woman of loose morals;[12][6][18] in costume adamitico means stark naked.[12][6][18] Old Italian also had a separate, rare costume “export duty” (on wool), recorded in a Sienese text of the early 14th century, from Old French custume or English customs.[2][9]
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g Tesoro della Lingua Italiana delle Origini (1997–), Opera del Vocabolario Italiano, CNR, Firenze; tlio.ovi.cnr.it
- ^ Prati, Angelico (1951), Vocabolario etimologico italiano, Milano: Garzanti
- ^ a b Tommaseo, Niccolò; Bellini, Bernardo (1861–1879), Dizionario della lingua italiana, 4 vols., Torino: UTET
- ^ a b c Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
- ^ a b c d e f g Devoto, Giacomo; Oli, Gian Carlo; Serianni, Luca; Trifone, Maurizio (2026), Nuovo Devoto–Oli: il vocabolario dell'italiano contemporaneo, digital ed., Milano: Le Monnier
- ^ a b Vocabolario della lingua italiana Treccani (2011), Roma: Istituto della Enciclopedia Italiana
- ^ a b Gabrielli, Aldo (2020), Grande dizionario italiano, digital ed., Milano: Hoepli
- ^ a b c d e f g h Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 1136
- ^ a b c d e f g h i Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
- ^ a b Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca
- ^ a b c d e f g h i j k l De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
- ^ a b c d e Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
- ^ a b c d e Körting, Gustav (1907), Lateinisch-romanisches Wörterbuch: etymologisches Wörterbuch der romanischen Hauptsprachen, 3rd ed., Paderborn: Schöningh
- ^ Devoto, Giacomo (1968), Avviamento alla etimologia italiana: dizionario etimologico, 2nd ed., Firenze: Le Monnier
- ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter
- ^ a b c d Stammerjohann, Harro, et al. (2008), Dizionario di italianismi in francese, inglese, tedesco, Firenze: Accademia della Crusca; online at difit.italianisticaonline.it
- ^ a b c d e f g Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
Borrowed into
- French costume
Related etymologies
Cite this entry
“Costume.” Etymologically, 22 Oct. 2026, etymologically.com/it/costume. Accessed 23 Oct. 2026.
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