corrosion
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C1 noun kəˈrəʊ.ʒən

corrosion

corrosion
Meaning
The gradual destruction of materials by chemical or electrochemical reaction, especially of metals by oxidation.
Example
Corrosion in pipes leads to leakage.
La corrosion dans les tuyaux conduit à des fuites.
C1 adjective,noun /kənˈtɪn.dʒənt/

contingent

dépendant / contingent
Meaning
dependent on something else; a group of people representing an organization
Example
Attendance is contingent on prior registration. / A contingent of students attended the conference.
La présence dépend de l'inscription préalable. / Un contingent d'étudiants a assisté à la conférence.
C1 noun /koʊˈhɪr.əns/

coherence

cohérence
Meaning
The quality of being logical and consistent; forming a unified whole.
Example
The essay lacked coherence, making it hard to follow.
L'essai manquait de cohérence, ce qui le rendait difficile à suivre.
C1 noun /klæn/

clan

clan
Meaning
a large family group or a close-knit community with shared interests or ancestry
Example
The entire clan gathered to celebrate the festival.
Le clan entier s'est réuni pour célébrer le festival.
C1 noun ˌkæp.ɪ.təl.aɪˈzeɪ.ʃən

capitalization

capitalisation
Meaning
The total market value of a company's shares or the provision of capital for a company or activity.
Example
The company's capitalization reached $1 billion in market value.
La capitalisation de l'entreprise a atteint 1 milliard de dollars en valeur marchande.
C1 adjective /kəmˈpleɪsənt/

complacent

complaisant
Meaning
showing self-satisfaction and a lack of concern about potential dangers or problems
Example
The team grew complacent after a few victories and stopped practicing hard.
L'équipe est devenue complaisante après quelques victoires et a arrêté de s'entraîner dur.
C1 noun /kənˈtɛnʃən/

contention

contestation, désaccord
Meaning
heated disagreement or argument; a point asserted in debate
Example
The main contention between the two parties was over tax reform.
La principale contestation entre les deux parties concernait la réforme fiscale.
C1 verb /ˈkɒnsɪkreɪt/

consecrate

consacrer
Meaning
to make something sacred, usually through a religious ceremony
Example
The church was consecrated by the bishop.
L'église a été consacrée par l'évêque.
C1 noun /kəˈmoʊʃən/

commotion

agitation
Meaning
A state of noisy confusion or disturbance.
Example
The sudden commotion in the market drew everyone's attention.
L'agitation soudaine au marché a attiré l'attention de tout le monde.
C1 adjective /ˌʃoʊ.vəˈnɪs.tɪk/

chauvinistic

chauviniste
Meaning
Displaying or characterized by excessive or prejudiced loyalty or support, especially towards one's own gender or group.
Example
His chauvinistic attitude alienated many of his female colleagues.
Son attitude chauviniste a aliéné beaucoup de ses collègues féminines.
C1 adjective ˌkɒn.ʃiˈen.ʃəs

conscientious

consciencieux
Meaning
Wishing to do what is right, especially to do one's work or duty well and thoroughly.
Example
A conscientious worker always delivers high-quality results.
Un travailleur consciencieux livre toujours des résultats de haute qualité.
C1 noun /krʌks/

crux

le noyau
Meaning
the most important or decisive point of an issue
Example
The crux of the problem lies in poor communication.
Le noyau du problème réside dans une mauvaise communication.
C1 noun /ˈkoʊhɔːrt/

cohort

cohorte
Meaning
A group of people with a shared characteristic, usually of the same age or with a common experience.
Example
The study tracked a cohort of students over ten years.
L'étude a suivi une cohorte d'étudiants pendant dix ans.
C1 adjective, noun /ˈkɔːrpərəl/

corporal

corporal
Meaning
relating to the body; a low-ranking officer in the military
Example
He suffered a corporal punishment for his mistake.
Il a subi une punition corporelle pour son erreur.
C1 adjective /ˈkæl.əs/

Callous

insensible; cruel; impitoyable
Meaning
showing or having an insensitive and cruel disregard for others; emotionally hardened
Example
He showed a callous disregard for others' feelings.
Il a montré un mépris insensible pour les sentiments des autres.
C1 verb koʊˈɜrs

coerce

contraindre
Meaning
To force someone to do something against their will using threats or intimidation.
Example
The manager tried to coerce the employees into working overtime.
Le directeur a tenté de contraindre les employés à faire des heures supplémentaires.
C1 adjective /klæd/

clad

habillé / couvert
Meaning
dressed or covered in a particular way
Example
The knight was clad in shining armor.
Le chevalier était habillé d'une armure brillante.
C1 noun /ˌkɒn.təmˈpleɪ.ʃən/

contemplation

réflexion profonde
Meaning
The action of looking thoughtfully at something for a long time; deep reflective thought.
Example
She sat in contemplation before making her decision.
Elle s'assit en profonde réflexion avant de prendre sa décision.
C1 noun kənˈsjuː.mə.rɪ.zəm

consumerism

consumérisme
Meaning
The tendency to increase consumption of goods and the importance given to consuming products.
Example
Modern consumerism leads to increased demand for luxury goods.
Le consumérisme moderne entraîne une demande accrue de biens de luxe.
C1 verb /ˈkʌn.dʒər/

conjure

conjurer
Meaning
to summon something as if by magic; to imagine vividly
Example
The magician conjured a rabbit out of the hat.
Le magicien a conjuré un lapin du chapeau.
C1 verb /ˈkɒŋɡrɪɡeɪt/

congregate

se rassembler, s'assembler
Meaning
to gather together in a group; to assemble
Example
People congregate in the town square every evening.
les gens se rassemblent sur la place du village chaque soir.
C1 noun /ˈsɪn.ɪˌsɪz.əm/

cynicism

cynisme
Meaning
An inclination to believe that people are motivated purely by self-interest; skepticism.
Example
His cynicism made it hard for him to trust anyone.
Son cynisme lui rendait difficile de faire confiance à quiconque.
C1 noun /ˌkɔr.diˈæl.ɪ.ti/

Cordiality

cordialité; amabilité
Meaning
sincere affection and kindness; warm and friendly behavior
Example
The host's cordiality made all the guests feel welcome and comfortable.
La cordialité de l'hôte a fait en sorte que tous les invités se sentent bienvenus et à l'aise.
C1 noun /ˈtʃʌk.əl/

Chuckle

rire discret
Meaning
a quiet or suppressed laugh; to laugh quietly or with amusement
Example
He gave a soft chuckle when he heard the funny joke.
Il a laissé échapper un léger rire lorsqu'il a entendu la blague drôle.
C1 noun /ˈkʌntrɪmən/

countryman

compatriote
Meaning
a person from one's own country or rural area
Example
He was proud to meet a fellow countryman at the international conference.
Il était fier de rencontrer un compatriote à la conférence internationale.
C1 noun /ˈkoʊtʃ.mən/

Coachman

cocher
Meaning
a person who drives a horse-drawn carriage or coach
Example
The coachman skillfully guided the horses through the busy streets.
Le cocher a habilement guidé les chevaux à travers les rues bondées.
C1 verb /kənˈtɛkstʃuəlaɪz/

contextualize

contextualiser
Meaning
to place something in a context or interpret it in relation to its surroundings
Example
The teacher contextualized the historical event to make it more relevant for students.
Le professeur a contextualisé l'événement historique pour le rendre plus pertinent pour les étudiants.
C1 noun /ˈklæmər/

clamor

tumulte
Meaning
a loud and confused noise, especially of people shouting insistently
Example
The clamor of the protesting crowd filled the square.
Le tumulte de la foule en colère a rempli la place.
C1 adjective /ˈkɜːrsəri/

cursory

superficiel
Meaning
Hasty and therefore not thorough or detailed.
Example
He gave the report only a cursory glance before the meeting.
Il a jeté un coup d'œil superficiel au rapport avant la réunion.
C1 noun /ˈtʃæs.tɪ.ti/

Chastity

chasteté; virginité; modération;
Meaning
the practice of refraining from extramarital or premarital sexual relations; sexual purity
Example
Many religious traditions value chastity as a virtue of moral purity.
De nombreuses traditions religieuses valorisent la chasteté comme une vertu de pureté morale.
C1 noun /ˈkaʊn.tər kleɪm/

counter-claim

contre-demande
Meaning
a claim made to rebut a previous claim, often in legal contexts
Example
The defendant filed a counter-claim against the plaintiff.
Le défendeur a déposé une contre-demande contre le demandeur.
C1 noun ˈkɔː.pəs

corpus

une grande collection de données linguistiques utilisées pour l'analyse du langage
Meaning
A large collection of linguistic data used for language analysis and research.
Example
Linguists use a corpus to analyze language patterns.
Les linguistes utilisent un corpus pour analyser les modèles linguistiques.
C1 noun sɪˈmɛntɪd ɡreɪv

cemented grave

tombe cimentée
Meaning
A grave that is constructed with cement for permanence.
Example
The cemented grave of the martyrs was seen near the river.
La tombe cimentée des martyrs a été vue près de la rivière.
C1 noun /kɑːɡ/

cog

dent de roue ou d'engrenage
Meaning
A tooth on the rim of a wheel or gear; metaphorically, a minor but necessary part of a larger system.
Example
He felt like just a small cog in a big machine.
Il se sentait comme un petit rouage dans une grande machine.
C1 verb /kənˈspaɪər/

conspire

conspirer
Meaning
to secretly plan with others to do something harmful or illegal
Example
They conspired to overthrow the government.
Ils ont conspiré pour renverser le gouvernement.
C1 noun /ˈkæn.dɚ/

candor

franchise
Meaning
The quality of being open, honest, and straightforward in speech or expression.
Example
She spoke with candor about the challenges she faced.
Elle a parlé avec franchise des défis auxquels elle a fait face.
C1 noun /ˈsɪtrɪk ˈæsɪd/

Citric Acid

acide citrique
Meaning
a natural acid found in citrus fruits, used as a food preservative and flavoring agent
Example
Add a pinch of citric acid to preserve the color of the fruit jam.
Ajoutez une pincée d'acide citrique pour préserver la couleur de la confiture de fruits.
C1 noun /ˈkɔːrdən/

cordon

cordon de sécurité
Meaning
a line or circle of police, soldiers, or guards preventing access
Example
The police set up a cordon around the crime scene.
La police a établi un cordon autour de la scène du crime.
C1 noun /kənˈtʃɛrtoʊ/

concerto

composition musicale
Meaning
a musical composition for one or more solo instruments accompanied by an orchestra
Example
She played a Mozart concerto with the orchestra.
Elle a joué un concerto de Mozart avec l'orchestre.
C1 verb /ˈkriːmeɪt/

cremate

incinérer
Meaning
to burn a dead body to ashes as a funeral rite
Example
According to his wishes, they cremated his body after the funeral.
Selon ses volontés, ils ont incinéré son corps après les funérailles.
C1 verb /ˈklæmbər/

clamber

grimper avec effort
Meaning
to climb with effort or difficulty, often using both hands and feet
Example
The children clambered over the rocks to reach the cave.
Les enfants ont grimpé sur les rochers pour atteindre la grotte.
C1 verb /ˈkəʊ.dɪ.faɪ/

codify

codifier
Meaning
to arrange laws, rules, or ideas into a clear and systematic code
Example
The committee worked to codify the existing laws.
Le comité a travaillé pour codifier les lois existantes.
C1 noun /ˈkæn.ɪ.bəl/

Cannibal

cannibale
Meaning
a person who eats the flesh of other human beings
Example
The explorer's journal described rumors of cannibals living on the remote island.
Le journal de l'explorateur décrivait des rumeurs de cannibales vivant sur une île éloignée.
C1 noun /kliːk/

clique

clique
Meaning
a small, exclusive group of people
Example
The students formed a clique that excluded others.
Les étudiants ont formé une clique qui excluait les autres.
C1 adjective /koʊˈɪnsɪdənt/

coincident

coïncident
Meaning
Occurring at the same time; occupying the same position in space or time.
Example
The festival was coincident with the national holiday.
Le festival était coïncident avec le jour férié national.
C1 noun /kɑst/

Caste

caste; système de castes
Meaning
a social class system; a hereditary class of Hindu society
Example
The ancient caste system divided society into different social groups.
Le système ancien des castes a divisé la société en différents groupes sociaux.
C1 verb /ˈkæptɪveɪt/

captivate

captiver, attirer
Meaning
to attract and hold the interest of; to charm or fascinate
Example
Her beautiful voice captivated the audience.
Sa voix magnifique a captivé l'audience.
C1 noun /kəˈθɑːrsɪs/

catharsis

catharsis
Meaning
The process of releasing strong emotions, providing relief.
Example
Writing in her diary was a form of catharsis for her.
Écrire dans son journal était une forme de catharsis pour elle.
C1 adjective ˌkaʊntəprəˈdʌktɪv

counterproductive

contre-productif
Meaning
Having the opposite of the desired effect; tending to hinder rather than help.
Example
Counterproductive activities often stem from dissatisfaction.
Les activités contre-productives proviennent souvent du mécontentement.
C1 noun /ˌkɔːriˈɒɡrəfi/

choreography

chorégraphie
Meaning
The art of designing and arranging dances and movements.
Example
The choreography of the ballet was breathtaking.
La chorégraphie du ballet était époustouflante.
C1 adjective /kənˈtɛmptəbl/

contemptible

méprisable, détestable
Meaning
deserving of contempt; despicable
Example
His deceitful actions were truly contemptible.
Ses actions trompeuses étaient véritablement méprisables.
C1 verb /ˈkrɪstəlaɪz/

crystallize

cristalliser
Meaning
to form crystals; to make an idea or plan clear and definite
Example
Her vague thoughts began to crystallize into a solid plan.
Ses pensées floues ont commencé à se cristalliser en un plan solide.
C1 noun /ˈklaɪəntɛl/

clientele

clientèle
Meaning
The clients or customers of a professional person or business.
Example
The salon's clientele includes many high-profile individuals.
La clientèle du salon comprend de nombreuses personnes de haut niveau.
C1 adjective /ˈkrɛdɪtəbl/

creditable

digne d'éloges
Meaning
Deserving praise or acknowledgment, though not necessarily outstanding.
Example
She made a creditable effort in completing the project on time.
Elle a fait un effort digne d'éloges en terminant le projet à temps.
C1 verb /kriːk/

creak

faire un bruit aigu et grincant
Meaning
to make a high-pitched, squeaking noise when moved
Example
The old door creaked as she opened it.
La vieille porte a craqué quand elle l'a ouverte.
C1 noun /ˈkæviˌæt/

caveat

avertissement
Meaning
a warning or condition to be considered before taking action
Example
The proposal was accepted with one caveat.
La proposition a été acceptée avec un avertissement.
C1 adjective kənˈten.ʃəs

contentious

controversé
Meaning
Causing or likely to cause an argument; controversial.
Example
The contentious issue divided global leaders.
La question controversée a divisé les dirigeants mondiaux.
C1 noun /ˈkɒlərə/

cholera

choléra
Meaning
An infectious disease of the small intestine causing severe vomiting and diarrhea.
Example
The village suffered an outbreak of cholera after the flood.
Le village a connu une épidémie de choléra après l'inondation.
C1 adjective /kənˈsɛntrɪk/

concentric

concentrique
Meaning
having a common center, as in circles or spheres
Example
The artist drew concentric circles on the canvas.
L'artiste a dessiné des cercles concentriques sur la toile.
C1 noun /kənˈfaɪnmənt/

confinement

confinement
Meaning
the state of being confined or restricted
Example
The prisoner endured years of confinement.
Le prisonnier a enduré des années de confinement.
C1 noun /ˈkɒn.vɔɪ/

convoy

convoi
Meaning
a group of vehicles or ships traveling together, often for protection
Example
The military convoy moved through the desert at dawn.
Le convoi militaire a traversé le désert à l'aube.
C1 noun /ˈkɒndɪmənt/

condiment

condiment
Meaning
a substance such as salt, mustard, or ketchup that is used to add flavor to food
Example
Ketchup is a popular condiment in many countries.
Le ketchup est un condiment populaire dans de nombreux pays.
C1 adjective ˈser.ɪ.brəl

cerebral

cérébral
Meaning
Of the cerebrum of the brain.
Example
Cerebral functions regulate thoughts.
Les fonctions cérébrales régulent les pensées.
C1 adjective /ˌkɒnsɪˈkwɛnʃəl/

consequential

déterminant
Meaning
Having important or significant consequences; resulting from something.
Example
The meeting was consequential for the future of the project.
La réunion a été déterminante pour l'avenir du projet.
C1 noun ˌkɒn.əˈteɪ.ʃən

connotation

signification implicite ou suggérée
Meaning
The implied or suggested meaning of a word beyond its literal definition
Example
The word 'home' has a warm connotation of comfort and family.
Le mot 'maison' a une connotation chaleureuse de confort et de famille
C1 verb /kəmˈpjuːt/

compute

calculer
Meaning
To calculate or determine by using a computer or mathematical methods.
Example
The software can compute the total cost in seconds.
Le logiciel peut calculer le coût total en quelques secondes.
C1 noun /kənˈsiːt/

conceit

vanité
Meaning
excessive pride in oneself; vanity
Example
His conceit made him unpopular among his colleagues.
Sa vanité l'a rendu impopulaire parmi ses collègues.
C1 noun /kəmˈprɛʃn̩/

compression

compression
Meaning
The act of pressing or squeezing something into a smaller space.
Example
File compression helps reduce storage requirements.
La compression de fichiers aide à réduire les besoins en stockage.
C1 noun /ˈkɒnsəl/

consul

consul / ambassadeur
Meaning
an official appointed by a government to live in a foreign city and protect its citizens and interests there
Example
The consul assisted travelers who lost their passports.
Le consul a aidé les voyageurs qui ont perdu leurs passeports.
C1 adjective /kɑːrˈnɪv.ər.əs/

Carnivorous

carnivore
Meaning
feeding on other animals; meat-eating
Example
Lions are carnivorous animals that hunt other animals for food.
Les lions sont des animaux carnivores qui chassent d'autres animaux pour se nourrir.
C1 noun /kəˈloʊkwiəˌlɪzəm/

colloquialism

colloquialisme
Meaning
a word or phrase used in informal speech or writing
Example
The novel is full of regional colloquialisms.
Le roman est plein de colloquialismes régionaux.
C1 noun /ˈkaʊntərˌpɔɪnt/

counterpoint

contrepoint
Meaning
an argument, idea, or theme contrasting with another; also a musical term for independent melody
Example
Her calm attitude was a counterpoint to his anger.
Son attitude calme était un contrepoint à sa colère.
C1 noun /kəˈlæm.ɪ.ti/

Calamity

calamité; désastre
Meaning
an event causing great and often sudden damage or distress; a disaster
Example
The earthquake was a terrible calamity that affected thousands of families.
Le tremblement de terre était une terrible calamité qui a affecté des milliers de familles.
C1 verb /ˈkælɪˌbreɪt/

calibrate

calibrer
Meaning
To adjust or mark something so it can be used accurately; to standardize.
Example
The technician calibrated the machine before starting the experiment.
Le technicien a calibré la machine avant de commencer l'expérience.
C1 noun /ˈkæləs/

callus

zone épaissie de la peau
Meaning
A thickened and hardened part of the skin or soft tissue, especially in an area subjected to friction.
Example
A callus formed on his palm from using tools every day.
Un callus s'est formé sur sa paume à force d'utiliser des outils tous les jours.
C1 noun /ˈkroʊniˌɪzəm/

cronyism

népotisme
Meaning
The practice of favoring friends or associates, especially in political appointments or business deals.
Example
The company was accused of cronyism in hiring practices.
L'entreprise a été accusée de népotisme dans ses pratiques de recrutement.
C1 noun /ˈkɒt.ən ˈfæb.rɪk/

Cotton Fabric

tissu de coton
Meaning
textile made from cotton fibers, known for being soft, breathable, and comfortable
Example
Cotton fabric is perfect for summer clothing.
Le tissu de coton est parfait pour les vêtements d'été.
C1 noun /ˈkeɪ.sɪŋ/

Casing

revêtement; coque
Meaning
a cover or shell that protects or encloses something
Example
The mechanic removed the engine casing to examine the internal parts.
Le mécanicien a retiré la coque du moteur pour examiner les pièces internes.
C1 noun /kənˈfɔːrməns/

conformance

conformité
Meaning
The act of conforming to a rule, standard, or law.
Example
The product was tested for conformance with safety standards.
Le produit a été testé pour sa conformité aux normes de sécurité.
C1 verb /kəˈmɛmɔˌreɪt/

commemorate

commémorer
Meaning
To honor and remember someone or something through a ceremony or action.
Example
The statue was built to commemorate the fallen heroes.
La statue a été construite pour commémorer les héros tombés.
C1 adjective, verb, noun /ˈkaʊntərfɪt/

counterfeit

contrefait
Meaning
made to look like something genuine in order to deceive
Example
The police seized a batch of counterfeit currency.
La police a saisi un lot de billets contrefaits.
C1 noun /ˈkændɪdnəs/

candidness

franchise
Meaning
The quality of being open, honest, and straightforward
Example
Her candidness during the meeting impressed everyone.
Sa franchise pendant la réunion a impressionné tout le monde.
C1 noun /krʌst/

crust

croûte
Meaning
the hard outer surface of something, especially bread or the Earth's outer layer
Example
He cut off the crust of the bread before eating.
Il a coupé la croûte du pain avant de manger.
C1 noun /ˈtʃɪz.əl/

Chisel

ciseau
Meaning
a tool with a sharp flat edge used for cutting or shaping wood, stone, or metal
Example
The carpenter used a chisel to carve the wood.
Le charpentier a utilisé un ciseau pour sculpter le bois.
C1 noun kəˈmɑːnd ɪˈkɒn.ə.mi

command economy

économie commandée
Meaning
An economic system where economic activities are controlled by the government.
Example
In a command economy, the government controls production and prices.
Dans une économie commandée, le gouvernement contrôle la production et les prix.
C1 noun koʊˈhisɪv ˈjunɪts

cohesive units

unités cohésives
Meaning
Groups or organizations that work together as unified wholes, with members closely bound together.
Example
Early humans formed cohesive units for survival.
Les premiers humains ont formé des unités cohésives pour survivre.
C1 noun /kənˈsep.ʃən/

Conception

conception; idée; fertilisation
Meaning
the forming of an idea or plan; the fertilization of an ovum by a sperm; the action of conceiving
Example
The conception of this innovative project took several months of brainstorming.
La conception de ce projet innovant a pris plusieurs mois de brainstorming.
C1 adjective /ˌkɒzməˈpɒlɪtən/

cosmopolitan

cosmopolite
Meaning
familiar with and at ease in many different countries and cultures
Example
He has a cosmopolitan outlook due to his extensive travels.
Il a une perspective cosmopolite grâce à ses nombreux voyages.
C1 adjective /ˈkræfti/

crafty

rusé, astucieux, sournois
Meaning
skilled at achieving goals through cunning or deceit; sly
Example
The crafty fox evaded the hunters again.
Le renard rusé a de nouveau échappé aux chasseurs.
C1 noun /krəˈvæs/

crevasse

fissure profonde
Meaning
a deep crack in a glacier or the earth’s surface
Example
The climbers carefully crossed the icy crevasse.
Les alpinistes ont traversé prudemment la fissure glacée.
C1 noun /klaʊt/

clout

influence
Meaning
influence or power, especially in politics or business
Example
The businessman has a lot of political clout.
L'homme d'affaires a beaucoup d'influence politique.
C1 noun kəmˈpleɪ.sən.si

complacency

complaisance
Meaning
Excessive self-satisfaction with one's achievements that can hinder progress.
Example
His complacency led to a decline in his performance.
Sa complaisance a conduit à une baisse de ses performances.
C1 noun /saɪˈteɪʃən/

citation

citation
Meaning
a quotation from or reference to a book, paper, or author
Example
The research paper included a citation from Shakespeare.
L'article de recherche comprenait une citation de Shakespeare.
C1 verb /ˌkaʊntərˈækt/

counteract

contrer
Meaning
to act against something in order to reduce its effect
Example
The medicine helps counteract the side effects of the treatment.
Le médicament aide à contrer les effets secondaires du traitement.
C1 noun /kʌˈstoʊ.di.ən/

Custodian

concierge; gardien; gestionnaire
Meaning
a person who has responsibility for or looks after something; a caretaker or guardian
Example
The school custodian ensures that all buildings are clean and secure.
Le concierge de l'école veille à ce que tous les bâtiments soient propres et sécurisés.
C1 noun /ˈkærət/

carat

unité de poids pour les pierres précieuses
Meaning
a unit of weight for precious stones, equal to 200 milligrams
Example
She received a two-carat diamond ring for her engagement.
Elle a reçu une bague en diamant de deux carats pour ses fiançailles.
C1 noun /kənˈsɜːvəˌtɔːri/

conservatory

serre / école de musique et d'art
Meaning
A greenhouse for growing plants or a school for music and the arts.
Example
They grew exotic plants in the conservatory.
Ils ont cultivé des plantes exotiques dans la serre.
C1 adjective /kəˈlæpsəbl̩/

collapsible

pliable
Meaning
able to be folded down or reduced in size
Example
She bought a collapsible chair for camping.
Elle a acheté une chaise pliable pour le camping.
C1 noun/adjective /klɛft/

cleft

fissure
Meaning
a split or crack; a space or opening made by cleavage
Example
The goat disappeared into a cleft in the rocks.
La chèvre a disparu dans une fissure dans les rochers.
C1 noun /ˌkɒnvəˈlɛsns/

convalescence

convalescence
Meaning
the period of time spent recovering from an illness or medical treatment
Example
His convalescence lasted for almost two months after the accident.
Sa convalescence a duré presque deux mois après l'accident.
C1 adjective /kəˈθɑːr.tɪk/

cathartic

cathartique
Meaning
Providing psychological relief through the open expression of strong emotions.
Example
Writing about emotions can be a cathartic experience.
Écrire sur les émotions peut être une expérience cathartique.
C1 verb /krɪndʒ/

cringe

se recroqueviller
Meaning
To shrink back in fear, embarrassment, or discomfort.
Example
She cringed when she remembered her mistake.
Elle s'est recroquevillée lorsqu'elle se souvint de son erreur.
C1 adjective /kəmˈpʌlsɪv/

compulsive

compulsif
Meaning
Resulting from or acting on an irresistible urge, especially one that is against one's conscious wishes.
Example
He is a compulsive gambler who cannot stop placing bets.
C'est un joueur compulsif qui ne peut pas arrêter de parier.
C1 noun /ˈkælkjʊləs/

calculus

calcul
Meaning
A branch of mathematics concerned with rates of change and accumulation; also a hard mineral deposit in the body such as on teeth.
Example
Calculus is essential for advanced studies in physics and engineering.
Le calcul est essentiel pour les études avancées en physique et en ingénierie.
C1 noun /kjʊˈreɪtər/

curator

conservateur
Meaning
a person who is responsible for the care and management of a museum, gallery, or collection
Example
The curator organized a new exhibition of ancient artifacts.
Le conservateur a organisé une nouvelle exposition d'artefacts anciens.
C1 noun /ˈkʌvənənt/

covenant

contrat
Meaning
a formal agreement or promise, often legally binding
Example
The landlord and tenant signed a covenant to maintain the property.
Le propriétaire et le locataire ont signé un contrat pour maintenir la propriété.
C1 verb /ˈsɪvɪlaɪz/

civilize

civiliser
Meaning
to bring a society or group to a more developed, organized, or socially acceptable state; to educate and refine behavior
Example
Education can help civilize communities by promoting shared values and respect.
L’éducation peut aider à civiliser les communautés en favorisant des valeurs partagées et le respect.
C1 adverb /ˈkɔːrdiəli/

Cordially

cordialement
Meaning
in a warm and friendly manner; sincerely
Example
You are cordially invited to our wedding ceremony.
Vous êtes cordialement invités à notre cérémonie de mariage.
C1 noun /kæʃ/

cache

cache
Meaning
A hidden storage of items or a high-speed memory in computing.
Example
The hikers found a cache of supplies hidden under the rocks.
Les randonneurs ont trouvé un cache de fournitures caché sous les roches.
C1 noun /ˈʃoʊ.və.nɪst/

chauvinist

personne excessivement partiale
Meaning
A person displaying excessive or prejudiced loyalty to a group, cause, or gender.
Example
He was labeled a chauvinist after his remarks about women in the workplace.
Il a été étiqueté comme choviniste après ses remarques sur les femmes au travail.
C1 noun /ˈkruːsɪbəl/

crucible

épreuve sévère, creuset
Meaning
a severe test or trial; a container used for heating substances to very high temperatures
Example
The team emerged stronger from the crucible of competition.
L'équipe est sortie plus forte de l'épreuve de la compétition.
C1 noun /krʌtʃ/

crutch

béquille, soutien
Meaning
a support used by someone injured to walk; also something relied upon for support or help
Example
He had to use crutches after breaking his leg.
Il a dû utiliser des béquilles après s'être cassé la jambe.
C1 noun /ʃəˈmiːz/

Chemise

chemise
Meaning
a woman's loose-fitting undergarment or dress hanging straight from the shoulders
Example
The vintage chemise was made of delicate lace and silk.
La chemise vintage était faite de dentelle délicate et de soie.
C1 adjective /ˈsiːs.ləs/

Ceaseless

incessant; continu
Meaning
continuing without pause or interruption; endless
Example
The ceaseless rain lasted for three days.
La pluie incessante a duré trois jours.
C1 verb ˌsɝː.kəmˈvent

circumvent

éviter habilement ou contourner des obstacles ou des règles
Meaning
To cleverly avoid or find a way around obstacles or rules.
Example
He tried to circumvent the security system.
Il a essayé de contourner le système de sécurité.
C1 noun /kəmˈplɪsəti/

complicity

complicité
Meaning
the state of being involved with others in an illegal activity or wrongdoing
Example
The court revealed his complicity in the fraud scheme.
Le tribunal a révélé sa complicité dans le plan de fraude.
C1 noun kənˈfɔː.mə.ti

conformity

conformité, obéissance, conformité
Meaning
Compliance with standards, rules, or laws. Behavior in accordance with socially accepted conventions.
Example
Strict conformity to the rules ensures order in society.
La conformité stricte aux règles garantit l'ordre dans la société.
C1 noun, adjective /ˈsɛntənəri/ or /sɛnˈtɛnəri/

centenary

centenaire
Meaning
The hundredth anniversary of a significant event; relating to a period of 100 years.
Example
The school celebrated its centenary with a grand event.
L'école a célébré son centenaire avec un grand événement.
C1 noun /ˈsɪstərn/

cistern

réservoir
Meaning
A tank or container for storing water, usually for household use.
Example
The old house still had a cistern to collect rainwater.
La vieille maison avait encore un réservoir pour recueillir l'eau de pluie.
C1 adjective /ˈkɔːrəl/

choral

relatif au chœur
Meaning
Relating to, written for, or performed by a choir or chorus.
Example
The church hosted a choral performance on Sunday.
L'église a organisé une performance chorale dimanche.
C1 noun /ˈkɒnsjʊlət/

consulate

consulat
Meaning
the building or office where a consul works
Example
He went to the consulate to renew his visa.
Il est allé au consulat pour renouveler son visa.