Etymologically

causer

Etymology and origin of the French word causer

Etymology tree
inherited borrowed derived
Latin causa
English cause
French chose
French cause
French causer

French has separately a verb causer “to cause”, formed on cause, and a verb causer “to chat”, borrowed from Latin.[1][2][3]

causer1 to cause

Confidence
Established
Formation
Derivation
First attested
c. 1275, Jean de Meun, Roman de la Rose
Ultimate origin
Latin (causa)

Pronunciation

  • IPA: /ko.ze/[4]

Forms

causer[4]

Etymology

The verb “to cause” is formed from French cause + -er, from the noun meaning “reason, motive”.[2][1][5][4] The noun is borrowed from Latin causa (“cause; lawsuit”).[5]

Compare Spanish causar and Italian causare.[6]

Earliest recorded meaning

Jean de Meun's Roman de la Rose (about 1275) uses it for producing, being the origin of something; it was rare before the 16th century.[2]

Semantic evolution

Oresme (about 1361) has se causer de “to base oneself on”, and Commynes uses it for “to be the cause of”.[6][7] Montaigne writes of an apoplexy que ce coup luy causa.[6] In law causer is to state the grounds of an obligation (une dette régulièrement causée).[7]

Timeline

  • c. 1275 – Jean de Meun.[2]
  • c. 1361 – Se causer de “to base oneself on”, Oresme.[7]
  • 16th century – The verb becomes common.[2]

Meanings

Verb

  1. To cause, bring about: causer un accident, des dégâts, causer de la peine à quelqu'un.[8][4]
  2. (law) To state the grounds of (an obligation).[7]

Word family

  • causation

causer2 to chat

Confidence
Established
Formation
Borrowing
First attested
1174
Borrowed from
Latin causor
Ultimate origin
Latin (causa)

Pronunciation

  • IPA: /ko.ze/[4]

Forms

causer[4]

Etymology

The verb “to chat” is borrowed from Latin causor (“to plead; to put forward as a reason, object”), from causa (“lawsuit, cause”).[3][5][1][9][4] An active form causare is found in the 6th century (Cassiodorus).[3] The inherited form of the Latin verb is Old French choser (“to blame, scold”) (about 1125), still alive in a Norman verb causer “to blame”.[3][5] Littré rejected Diez's view that Old High German chôsôn played a part.[6]

Earliest recorded meaning

In 1174 it is a legal term: to summon someone before a court to explain himself.[3]

Semantic evolution

In Old and Middle French it meant “to reason, explain” (reflexive about 1265, transitive in the 14th century).[3] The modern sense “to chat” (1572) is a French extension of the idea of discussion implied in “to plead”.[3][5] It soon took a negative turn, “to mock” (16th century), “to speak ill of” (1662) and “to gossip” (1690).[3] Classical authors condemned causer à in favour of causer avec.[3]

Today causer often sounds less educated than parler in European French, but it is neutral in several regions; in Martinique it is used for talking on the telephone.[3] Familiar phrases are cause toujours ! and causer chiffons.[8][4]

Timeline

  • c. 1125 – Inherited choser “to blame”.[3]
  • 1174 – Legal sense.[3]
  • c. 1265 – Se causer “to reason”.[3]
  • 1534 – Causeur, Rabelais.[5]
  • 1572 – “To chat”.[3]
  • 1690 – “To gossip”.[3]

Meanings

Verb

  1. To chat, talk: causer avec quelqu'un, causer de choses et d'autres, assez causé !.[8][4]
  2. (familiar) To talk about: causer politique; to speak (a language): causer anglais.[8][4]
  3. To gossip, talk indiscreetly: on commence à causer.[3][8]
  4. (familiar) Cause toujours !: talk away, I'm not listening.[8][4]

Word family

  • causerie
  • causette
  • causeur
  • causeuse

References

  1. ^ a b c Rey, Alain, ed. (2005), Le Grand Robert de la langue française, electronic version, Paris: Le Robert
  2. ^ a b c d e Trésor de la langue française informatisé (2004), ATILF – CNRS & Université de Lorraine, atilf.fr/tlfi; electronic version of Imbs, Paul; Quemada, Bernard, eds. (1971–1994), Trésor de la langue française, Paris: CNRS / Gallimard
  3. ^ a b c d e f g h i j k l m n o p Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
  4. ^ a b c d e f g h i j k Wiktionary, the free dictionary, https://en.wiktionary.org
  5. ^ a b c d e f Bloch, Oscar; Wartburg, Walther von (1989), Dictionnaire étymologique de la langue française, 8th ed., Paris: Presses universitaires de France
  6. ^ a b c d Littré, Émile (1873–1877), Dictionnaire de la langue française, 4 vols. and supplement, Paris: Hachette
  7. ^ a b c d Guilbert, Louis; Lagane, René; Niobey, Georges, eds. (1971–1978; 1989), Grand Larousse de la langue française, Paris: Larousse
  8. ^ a b c d e f Rey-Debove, Josette; Rey, Alain, eds. (2007), Le Petit Robert de la langue française, Paris: Le Robert
  9. ^ Wartburg, Walther von, et al. (1922–2002), Französisches Etymologisches Wörterbuch, 25 vols., Bonn / Leipzig / Basel: Klopp / Teubner / Zbinden, p. 2, 543b

Related etymologies

Cite this entry

“Causer.” Etymologically, 18 Oct. 2026, etymologically.com/fr/causer. Accessed 18 Oct. 2026.

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