unwarranted
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C1 adjective ʌnˈwɔːr.rən.tɪd

unwarranted

injustifié
Meaning
Not justified or necessary; without good reason.
Example
His anger toward the staff was completely unwarranted.
Sa colère envers le personnel était complètement injustifiée.
C1 adjective /ˈper.ɪ.ləs/

perilous

périlleux, dangereux, risqué
Meaning
Full of danger or risk; hazardous and threatening.
Example
The explorers took a perilous journey.
Les explorateurs ont fait un voyage périlleux.
C1 noun ˈɛksəʊˌplænɪt

exoplanet

une planète qui orbite autour d'une étoile en dehors du système solaire
Meaning
A planet that orbits a star outside the solar system.
Example
Astronomers have discovered thousands of exoplanets in the last decade.
Les astronomes ont découvert des milliers d'exoplanètes au cours de la dernière décennie.
C1 noun /ˈmjʊr.əl/

Mural

fresque murale
Meaning
a painting or artwork applied directly on a wall or ceiling
Example
The artist painted a beautiful mural on the school wall.
L'artiste a peint une magnifique fresque sur le mur de l'école.
C1 adjective /ʌnˈmɒdɪfaɪd/

unmodified

non modifié
Meaning
not changed from its original form or state
Example
The data was used in its unmodified form for analysis.
Les données ont été utilisées sous leur forme non modifiée.
C1 noun /ˈɛpɪˌlɔːɡ/

epilogue

épilogue
Meaning
A section at the end of a book, play, or speech that serves as a conclusion.
Example
The author included an epilogue to explain what happened to the characters later.
L'auteur a inclus un épilogue pour expliquer ce qui est arrivé aux personnages par la suite.
C1 verb /dɛlv/

delve

approfondir
Meaning
To investigate deeply; to dig into a subject or area.
Example
The researcher delved into ancient manuscripts to find clues.
Le chercheur a approfondi les manuscrits anciens pour trouver des indices.
C1 noun /fəˈnætɪsɪzəm/

fanaticism

fanatisme
Meaning
the quality of being fanatical; extreme zeal or obsession
Example
Religious fanaticism can lead to intolerance and conflict.
Le fanatisme religieux peut mener à l'intolérance et au conflit.
C1 verb /tʃæsˈtaɪz/

chastise

critiquer sévèrement / punir sévèrement
Meaning
to criticize or punish severely
Example
The teacher chastised the student for being late.
Le professeur a sévèrement réprimandé l'étudiant pour son retard.
C1 noun /blɜːrb/

blurb

description promotionnelle
Meaning
a short promotional description of a book, product, or service
Example
The back cover had a blurb praising the novel.
Le dos de couverture avait une description promotionnelle louant le roman.
C1 adjective /ˌdɪsɪnˈdʒɛnjʊəs/

disingenuous

fallacieux
Meaning
not candid or sincere; giving a false appearance of honesty or openness
Example
She gave a disingenuous excuse for missing the meeting.
Elle a donné une excuse fallacieuse pour ne pas assister à la réunion.
C1 noun /ˈblæs.fə.mi/

blasphemy

blasphème
Meaning
the act of speaking disrespectfully about God or sacred things
Example
In some countries, blasphemy is a punishable offense.
Dans certains pays, le blasphème est un délit passible de punition.
C1 adjective /ɪnˈflæməˌtɔːri/

inflammatory

bonheur
Meaning
causing inflammation in the body; arousing anger, hostility, or strong emotion
Example
His inflammatory speech triggered protests across the city.
Elle ne pouvait pas cacher son bonheur lorsqu'elle a reçu le prix.
C1 noun ˌæf.ɔːr.ɪˈsteɪ.ʃən

afforestation

reboisement
Meaning
The action of planting trees on an area of land in order to form a forest.
Example
Afforestation helps restore biodiversity.
Le reboisement aide à restaurer la biodiversité.
C1 noun/verb /sleɪt/

slate

ardoise / programmer
Meaning
a fine-grained rock used for roofing or writing; to schedule or designate for a task
Example
The meeting is slated for next Monday.
La réunion est prévue pour lundi prochain.
C1 adjective /ɪˈnɛpt/

inept

inepte
Meaning
lacking skill or ability; clumsy or incompetent
Example
His inept handling of the situation made it worse.
Sa gestion inepte de la situation a empiré les choses.
C1 verb /ˈfɔːrtɪˌfaɪ/

fortify

fortifier
Meaning
To strengthen a place, person, or thing physically or mentally.
Example
They fortified the city walls to protect against invasion.
Ils ont fortifié les murs de la ville pour se protéger contre l'invasion.
C1 noun ˌnæn.oʊ.tekˈnɒl.ə.dʒi

nanotechnology

nanotechnologie
Meaning
The branch of technology that deals with dimensions and tolerances of less than 100 nanometers.
Example
Nanotechnology is advancing medical treatments.
La nanotechnologie fait progresser les traitements médicaux.
C1 noun ˌvɜː.səˈtɪl.ɪ.ti

versatility

polyvalence
Meaning
Ability to adapt or be adapted to many different functions or activities; having many different skills.
Example
His versatility made him successful in multiple fields.
Sa polyvalence l'a rendu performant dans de nombreux domaines.
C1 verb /plɒd/

plod

travailler lentement avec effort
Meaning
to work slowly and steadily, often with effort or difficulty
Example
He plodded through his homework despite feeling tired.
Il a fait ses devoirs lentement bien qu'il se sente fatigué.
C1 verb /əˈbɔːrt/

abort

avorter; annuler
Meaning
to stop a process or action before it is completed; to end a pregnancy deliberately
Example
The pilot decided to abort the mission due to bad weather.
Le pilote a décidé d’avorter la mission à cause du mauvais temps.
C1 noun /ɪˌmæn.sɪˈpeɪ.ʃən/

Emancipation

émancipation
Meaning
the fact or process of being set free from legal, social, or political restrictions
Example
The emancipation of slaves was a significant moment in American history.
L'émancipation des esclaves a été un moment significatif dans l'histoire américaine.
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 adjective /ˌret.rəˈspek.tɪv/

Retrospective

rétrospective
Meaning
looking back on or dealing with past events or situations
Example
The museum held a retrospective exhibition of the artist's work.
Le musée a organisé une exposition rétrospective de l'œuvre de l'artiste.
C1 noun /ˈɒptɪks/

optics

optique
Meaning
The branch of physics dealing with light and vision.
Example
She studied optics to understand how lenses work.
Elle a étudié l'optique pour comprendre comment fonctionnent les lentilles.
C1 adjective /ˌpriːˈmɛdɪˌteɪtɪd/

premeditated

prémédité
Meaning
planned in advance; done deliberately
Example
The crime was clearly premeditated.
Le crime était clairement prémédité.
C1 noun /ˈneɪ.vəl/

Navel

nombril
Meaning
the small hollow in the center of the stomach where the umbilical cord was attached
Example
The baby's navel cord fell off after a week.
Le cordon ombilical du bébé est tombé après une semaine.
C1 adjective /ˈmjuːtɪd/

muted

atténué
Meaning
softened in sound, color, or effect; subdued
Example
The room was painted in muted shades of blue and grey.
La pièce a été peinte dans des nuances atténuées de bleu et de gris.
C1 verb /pɑːrs/

parse

analyser grammaticalement
Meaning
to analyze a sentence or text grammatically or logically
Example
The software can parse large amounts of text data efficiently.
Le logiciel peut analyser de grandes quantités de données textuelles de manière efficace.
C1 adjective /ˈdaʊn.kæst/

downcast

abattu
Meaning
feeling sad, dejected, or with lowered eyes
Example
He looked downcast after hearing the bad news.
Il avait l'air abattu après avoir entendu la mauvaise nouvelle.
C1 verb /hɔːrd/

hoard

amasser
Meaning
to accumulate and hide away a large supply of something, often secretly
Example
During the crisis, many people began to hoard food and water.
Pendant la crise, de nombreuses personnes ont commencé à stocker de la nourriture et de l'eau.
C1 noun /ˌrɛs.ɪˈprɒs.ɪ.ti/

reciprocity

la pratique de l'échange de choses avec les autres pour un bénéfice mutuel
Meaning
The practice of exchanging things with others for mutual benefit.
Example
Business relationships thrive on reciprocity.
Les relations commerciales prospèrent grâce à la réciprocité.
C1 noun /tʃæmp/

champ

champion / gagnant
Meaning
an informal word for champion or winner.
Example
He is the new champ of the boxing tournament.
Il est le nouveau champion du tournoi de boxe.
C1 noun /ˈdɛməɡɒɡ/

demagogue

leader démagogue
Meaning
A political leader who seeks support by appealing to popular desires and prejudices rather than by using rational argument.
Example
The crowd was swayed by the fiery speeches of the demagogue.
La foule a été influencée par les discours enflammés du leader démagogue.
C1 noun ˈmɪl.ɪ.tər.i ɪnˈkɜː.ʃən

military incursion

incursion militaire
Meaning
A sudden armed attack or invasion by military forces into a territory.
Example
The military incursion caused widespread devastation.
L'incursion militaire a causé une dévastation généralisée.
C1 adjective /ˌsækrəˈlɪdʒəs/

sacrilegious

sacrilège
Meaning
Showing disrespect or irreverence toward something sacred.
Example
The painting was criticized as being sacrilegious.
Le tableau a été critiqué comme étant sacrilège.
C1 noun /tʃɪt/

Chit

billet, note
Meaning
a short note, typically a brief informal letter; a voucher for a sum owed
Example
She left a chit on the table asking him to call her back.
Elle a laissé un chit sur la table lui demandant de la rappeler.
C1 noun /haʊnd/

Hound

chien de chasse
Meaning
a dog bred for hunting, typically having a keen sense of smell
Example
The bloodhound tracked the scent through the dense forest.
Le bloodhound a suivi la piste à travers la forêt dense.
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 ˈkɑːr.bən ˌsiː.kwəˈstreɪ.ʃən

carbon sequestration

séquestration du carbone
Meaning
The process of capture and long-term storage of atmospheric carbon dioxide to mitigate or defer global warming.
Example
Forests play a key role in carbon sequestration.
Les forêts jouent un rôle clé dans la séquestration du carbone.
C1 verb /proʊˈtruːd/

protrude

dépasser
Meaning
To stick out or extend beyond a surface.
Example
A nail was protruding from the wooden board.
Un clou dépassait du panneau de bois.
C1 adjective /ˈstʌm.pi/

Stumpy

court et épais
Meaning
short and thick; having a short, thick appearance
Example
The stumpy little dog wagged its tail enthusiastically.
Le petit chien court et épais a agité sa queue avec enthousiasme.
C1 noun ˈtær.ɪf

tariff

tarif ou impôt sur les importations et exportations
Meaning
A tax or duty to be paid on a particular class of imports or exports.
Example
The government imposed high tariffs on luxury goods.
Le gouvernement a imposé des tarifs élevés sur les produits de luxe.
C1 adjective /ˈɜːrksəm/

irksome

énervant
Meaning
annoying or irritating
Example
Waiting in a long line is one of the most irksome tasks.
Attendre dans une longue file est l'une des tâches les plus énervantes.
C1 verb /rɪˈtɑːrd/

retard

retarder / ralentir
Meaning
to delay or slow down the progress of something
Example
Lack of funds may retard the development of the project.
Le manque de fonds peut retarder le développement du projet.
C1 noun /nɪˈɡeɪʃən/

negation

négation
Meaning
The act of denying something; the contradiction or absence of something.
Example
The theory is built on the negation of traditional beliefs.
La théorie repose sur la négation des croyances traditionnelles.
C1 verb /ˈsælvɪdʒ/

salvage

sauver
Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
Ils ont réussi à sauver des biens du feu.
C1 adjective /ˈhæb.ɪ.tə.bəl/

Habitable

habitable
Meaning
suitable or good enough to live in
Example
The planet Mars may become habitable in the future.
La planète Mars pourrait devenir habitable dans le futur.
C1 noun /ˈɪrˌplʌɡ/

earplug

bouchon d'oreille
Meaning
a device inserted into the ear to block out noise or water
Example
He wore earplugs to sleep during the noisy night.
Il portait des bouchons d'oreilles pour dormir pendant la nuit bruyante.
C1 verb /ˈstɪɡmətaɪz/

stigmatize

stigmatiser
Meaning
to describe or regard someone as worthy of disgrace or disapproval
Example
People with certain illnesses are often unfairly stigmatized.
Les personnes atteintes de certaines maladies sont souvent stigmatisées de manière injuste.
C1 noun /hɑːrp/

Harp

harpe
Meaning
a large triangular musical instrument with strings that are plucked
Example
The angel played a beautiful melody on the harp.
L'ange a joué une belle mélodie à la harpe.
C1 noun /ˈænti ˈeəkræft ɡʌn/

Anti-aircraft-gun

canon antiaérien
Meaning
a weapon designed to attack aircraft from the ground
Example
The anti-aircraft gun was positioned to defend the military base.
Le canon antiaérien a été positionné pour défendre la base militaire.
C1 noun /ˈstɒpɪdʒ/

stoppage

arrêt; interruption
Meaning
The act of stopping or ceasing; a halt in operation or activity
Example
The sudden stoppage of the train caused delays for all passengers.
L'arrêt soudain du train a provoqué des retards pour tous les passagers.
C1 adjective /ˌɪntərˈtʃeɪndʒəbl/

interchangeable

interchangeable
Meaning
able to be exchanged with each other without difference or loss of function
Example
These machine parts are interchangeable, so they can be replaced easily.
Ces pièces de machine sont interchangeables, elles peuvent donc être remplacées facilement.
C1 noun /ˈbænɪstər/

banister

rampe
Meaning
a railing supported by posts at the side of a staircase or balcony
Example
She held the banister tightly while going down the stairs.
Elle tenait fermement la rampe en descendant les escaliers.
C1 adjective /ˈstɒdʒi/

stodgy

lourd, vieilli
Meaning
Dull, uninspired, or old-fashioned; also heavy and hard to digest when referring to food.
Example
The lecture was so stodgy that many students struggled to stay awake.
La conférence était si lourde que de nombreux étudiants ont eu du mal à rester éveillés.
C1 noun /ˈbeɪsbɔːrd/

baseboard

plinthe
Meaning
A narrow board running along the bottom of an interior wall, covering the joint between wall and floor.
Example
The carpenter painted the baseboard white.
Le menuisier a peint la plinthe en blanc.
C1 noun /ˈhɜːrbɪsaɪd/

herbicide

herbicide
Meaning
A chemical substance used to kill unwanted plants, especially weeds.
Example
Farmers used herbicide to protect their crops from invasive weeds.
Les agriculteurs ont utilisé des herbicides pour protéger leurs cultures des mauvaises herbes envahissantes.
C1 noun/verb /ˈoʊvərˌhæŋ/

overhang

saillie
Meaning
To extend outward and hang over something; a projecting part.
Example
The roof overhang provides shade in the summer.
Le surplomb fournit de l'ombre en été.
C1 verb /riˈɪtəreɪt/

reiterate

réitérer
Meaning
To say something again or repeatedly for emphasis or clarity.
Example
The teacher reiterated the importance of honesty.
L'enseignant a réitéré l'importance de l'honnêteté.
C1 verb /ˈstæmər/

stammer

bégayer
Meaning
To speak with sudden involuntary pauses and a tendency to repeat the initial letters of words.
Example
The nervous student began to stammer during his speech.
L'étudiant nerveux a commencé à bégayer pendant son discours.
C1 adjective /ˈpjuː.ni/

puny

faible
Meaning
Small, weak, or insignificant.
Example
He felt puny compared to his stronger classmates.
Il se sentait faible comparé à ses camarades de classe plus forts.
C1 noun /ˌkɒnfləˈɡreɪʃən/

conflagaration

faute d'orthographe (de 'conflagration')
Meaning
This is a common misspelling of 'conflagration', which means a large, destructive fire.
Example
The term 'conflagaration' is often incorrectly used instead of 'conflagration'.
Le terme 'conflagaration' est souvent utilisé à tort à la place de 'conflagration'.
C1 noun dɪˈspær.ə.ti

disparity

disparité
Meaning
A great difference or inequality.
Example
Disparity between countries must be reduced.
La disparité entre les pays doit être réduite.
C1 noun /ˈpɑːrtʃmənt/

parchment

parchemin
Meaning
a thin material made from animal skin, used in the past for writing
Example
The ancient manuscript was written on parchment.
Le manuscrit ancien a été écrit sur du parchemin.
C1 noun /ˈsʌtlti/

subtlety

subtilité
Meaning
The quality or state of being subtle.
Example
She understood the subtlety of the situation.
Elle comprit la subtilité de la situation.
C1 verb /rɪˈtrækt/

retract

retirer
Meaning
to withdraw a statement, promise, or part of the body; to pull back
Example
The company retracted its earlier statement after realizing the error.
L'entreprise a retiré sa déclaration antérieure après avoir réalisé l'erreur.
C1 noun /ˈspɔɪlˌspɔːrt/

spoilsport

rabat-joie
Meaning
A person who ruins other people's enjoyment or fun.
Example
Don't be a spoilsport and let us enjoy the party.
Ne sois pas un rabat-joie et laisse-nous profiter de la fête.
C1 verb /ɪɡˈzuːd/

exude

exsuder
Meaning
to display a quality strongly and openly; to release a liquid or smell slowly
Example
He exudes confidence whenever he speaks in public.
Il exsude de la confiance chaque fois qu'il parle en public.
C1 noun /ˈhɛzɪtəns/

hesitance

hésitation
Meaning
The quality or state of being reluctant or uncertain.
Example
Her hesitance to speak up delayed the decision.
Son hésitation à parler a retardé la décision.
C1 noun /ˈjuː.fə.mɪ.zəm/

euphemism

un terme doux ou indirect utilisé à la place de celui considéré trop direct ou dur
Meaning
A mild or indirect term substituted for one considered too harsh or direct; polite expression for something unpleasant.
Example
The phrase "passed away" is a euphemism for "died".
L'expression 'passé de l'autre côté' est un euphémisme pour 'mort'.
C1 noun/verb /snɛər/

snare

piège
Meaning
a trap for catching animals; to catch or trap
Example
The hunter set a snare to catch rabbits.
Le chasseur a mis un piège pour attraper des lapins.
C1 verb /ɪnˈdaɪt/

indict

inculper
Meaning
to formally accuse someone of committing a serious crime
Example
The grand jury decided to indict the politician for corruption.
Le grand jury a décidé d'inculper le politicien pour corruption.
C1 noun/verb /brʊk/

brook

ruisseau / tolérer
Meaning
As a noun: a small natural stream; As a verb: to tolerate or endure something
Example
The village was built near a clear brook.
Le village a été construit près d'un ruisseau clair.
C1 noun /ˌdiː.viˈeɪ.ʃən/

Deviation

déviation; éloignement d'une trajectoire établie
Meaning
the action of departing from an established course; a departure from usual standards
Example
Any deviation from the established procedure must be reported immediately.
Toute déviation de la procédure établie doit être signalée immédiatement.
C1 adjective /ˌmɪsəˈleɪniəs/

Miscellaneous

divers; varié; mélangé
Meaning
various; diverse; mixed; assorted
Example
The box contained miscellaneous items from different periods.
La boîte contenait des objets divers de différentes époques.
C1 adjective /ˈliː.θəl/

Lethal

fatal; mortel;
Meaning
deadly; fatal; capable of causing death
Example
The snake's venom is lethal to humans if not treated immediately.
Le venin du serpent est fatal pour les humains s'il n'est pas traité immédiatement.
C1 noun /mɪsˈɡɪv.ɪŋ/

Misgiving

doute; appréhension; incertitude
Meaning
A feeling of doubt or apprehension about the outcome or consequences of something
Example
She had serious misgivings about accepting the job offer.
Elle avait de sérieuses réserves concernant l'acceptation de l'offre d'emploi.
C1 noun ˌpraɪɔːrɪtaɪˈzeɪʃən

prioritization

priorisation
Meaning
The action or process of deciding the relative importance or urgency of things.
Example
Effective prioritization ensures resources are used efficiently.
Une priorisation efficace garantit que les ressources sont utilisées efficacement.
C1 verb /ɪkˈstɔːrt/

extort

extorquer
Meaning
to obtain something, especially money, by force, threats, or unfair means
Example
The gang attempted to extort money from local shopkeepers.
Le gang a tenté d'extorquer de l'argent aux commerçants locaux.
C1 adjective /ɪmˈpɑːrʃəl/

Impartial

impartial; neutre
Meaning
treating all sides fairly; unbiased; neutral
Example
A good judge must remain impartial throughout the trial.
Un bon juge doit rester impartial tout au long du procès.
C1 noun /ˈfɔːrˌbɛərz/

forebears

ancêtres
Meaning
Ancestors or people in previous generations from whom one is descended.
Example
We must honor the traditions of our forebears.
Nous devons honorer les traditions de nos ancêtres.
C1 verb /bɪˈmoʊn/

bemoan

déplorer
Meaning
To express discontent or sorrow over something.
Example
Critics bemoaned the lack of diversity in the film.
Les critiques ont déploré le manque de diversité dans le film.
C1 noun /prəˈpɛlər/

propeller

hélice
Meaning
A mechanical device with blades that rotates to drive a ship, aircraft, or other vehicle forward.
Example
The airplane’s propeller cut through the air with great speed.
L'hélice de l'avion a coupé l'air à grande vitesse.
C1 verb ˈdiː.vi.eɪt

deviate

s'écarter
Meaning
To depart from an established course or normal pattern.
Example
He tends to deviate from the original plan.
Il a tendance à s'écarter du plan initial.
C1 noun /ˈwɜːkmənʃɪp/

workmanship

qualité du travail
Meaning
The skill with which something is made or the quality of something made.
Example
The workmanship of the handmade furniture was impeccable.
L'artisanat des meubles faits à la main était impeccable.
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

ajout de nouvelles technologies ou fonctionnalités aux anciens systèmes
Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
Le bâtiment a subi un rétrofit pour répondre aux nouvelles normes de sécurité.
C1 noun /ˈɒn.slɔːt/

onslaught

assaut
Meaning
A fierce or destructive attack.
Example
The village faced an onslaught of enemy forces.
Le village a fait face à un assaut des forces ennemies.
C1 noun /ˈsɪndɪkət/

syndicate

syndicat
Meaning
A group of individuals or organizations combined to promote a common interest or carry out a business venture.
Example
A syndicate of investors bought the struggling company.
Un syndicat d'investisseurs a acheté l'entreprise en difficulté.
C1 noun /ədˈmɪtəns/

admittance

admission
Meaning
the process or fact of entering or being allowed to enter a place
Example
No admittance without a valid ticket.
Pas d'admission sans un billet valide.
C1 verb /ˌriːhəˈbɪlɪteɪt/

rehabilitate

réhabiliter
Meaning
to restore someone to health, normal life, or a good condition after illness, injury, or imprisonment
Example
The clinic helps rehabilitate injured athletes.
La clinique aide à réhabiliter les athlètes blessés.
C1 adjective /stjuːˈpɛndəs/

stupendous

stupéfiant
Meaning
extremely impressive; amazing in size, degree, or excellence
Example
The magician’s performance was simply stupendous.
La performance du magicien était tout simplement stupéfiante.
C1 adjective /ɪnˈfɜːm/

infirm

fragile
Meaning
Weak, especially due to old age or illness.
Example
The infirm old man needed assistance to walk.
L'homme âgé et fragile avait besoin d'aide pour marcher.
C1 verb /ɪnˈsaɪt/

incite

inciter
Meaning
to provoke; to stir up
Example
His speech incited the crowd to violence.
Son discours a incité la foule à la violence.
C1 verb /ˈslɪðər/

slither

glisser
Meaning
to move smoothly over a surface with a twisting, sliding motion, like a snake
Example
The snake slithered through the grass.
Le serpent a glissé à travers l'herbe.
C1 noun flɛər

flair

talent naturel
Meaning
A natural ability to do something well.
Example
She has a flair for design, always creating visually stunning work.
Elle a un flair pour le design, créant toujours un travail visuellement impressionnant.
C1 adjective /ɪnˈvɜːs/

Inverse

inverse; opposé
Meaning
opposite in order, nature, or effect; reversed
Example
There is an inverse relationship between price and demand.
Il existe une relation inverse entre le prix et la demande.
C1 verb /ˈsaɪdˌtræk/

sidetrack

détourner
Meaning
To distract from the main subject or activity.
Example
She was sidetracked by an unexpected phone call.
Elle a été détournée par un appel téléphonique inattendu.
C1 noun /əˈlʌmnəs/

alumnus

ancien élève
Meaning
a former student or graduate of a school, college, or university
Example
He is an alumnus of Harvard University.
Il est un ancien élève de l'Université de Harvard.
C1 adjective /ˈdɪn.dʒi/

Dingy

sale et sombre; de couleur terne
Meaning
dark and dirty; gloomy; dull in color
Example
The old building had dingy walls that needed painting.
Le vieux bâtiment avait des murs sales qui avaient besoin d'être peints.
C1 adjective /wɒn/

wan

pâle
Meaning
looking pale or sickly; lacking color or vitality
Example
After the long illness, his face looked wan and tired.
Après la longue maladie, son visage semblait pâle et fatigué.
C1 adjective /daɪˈvɜːrsɪfaɪd/

diversified

diversifié
Meaning
Made or having variety in form, nature, or content.
Example
The company adopted a diversified business strategy to reduce risks.
L'entreprise a adopté une stratégie commerciale diversifiée pour réduire les risques.
C1 verb /ˈrevəl/

revel

se réjouir
Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
Ils se régalent de leur succès.
C1 noun /ˈsɛntrɪˌfjuːdʒ/

centrifuge

centrifugeuse
Meaning
A machine that spins substances at high speed to separate different components.
Example
The lab technician used a centrifuge to separate the blood cells from the plasma.
Le technicien de laboratoire a utilisé une centrifugeuse pour séparer les cellules sanguines du plasma.
C1 adjective /pɒˈstɪəriər/

posterior

postérieur
Meaning
Situated at or toward the back; later in time.
Example
The posterior part of the brain controls vision.
La partie postérieure du cerveau contrôle la vision.
C1 adjective /bəˈroʊk/

baroque

style baroque
Meaning
relating to a highly ornate and extravagant style of art, architecture, or music from the 17th and early 18th centuries; excessively elaborate or complex
Example
The church was decorated in a baroque style with intricate details.
L'église était décorée dans un style baroque avec des détails complexes.
C1 noun, adjective /ˈkɪndrəd/

kindred

bonheur
Meaning
A person's relatives or family; similar in nature or character.
Example
They discovered kindred spirits in each other.
Elle ne pouvait pas cacher son bonheur lorsqu'elle a reçu le prix.
C1 noun /ˈblɒk.ɪdʒ/

Blockage

bouchon
Meaning
an obstruction that makes movement or flow difficult or impossible
Example
The drain blockage caused water to overflow in the kitchen.
Le blocage du drain a causé un débordement d'eau dans la cuisine.
C1 adjective /ˌʌnrɪˈfaɪnd/

unrefined

non raffiné
Meaning
not processed or purified; lacking polish or sophistication
Example
The unrefined oil must be processed before it can be used as fuel.
Le pétrole non raffiné doit être traité avant d’être utilisé comme carburant.
C1 adjective ɪˌɡæl.ɪˈteə.ri.ən

egalitarian

égalitaire
Meaning
Believing in or based on the principle that all people are equal and deserve equal rights and opportunities.
Example
The new law promotes an egalitarian society.
La nouvelle loi promeut une société égalitaire.
C1 adjective /rɪˈpjuː.t̬ɪd/

Reputed

réputé; célèbre
Meaning
generally said or believed to be; having a particular reputation
Example
He is reputed to be one of the best doctors in the country.
Il est réputé être l'un des meilleurs médecins du pays.
C1 verb /koʊˈhæbɪt/

cohabit

cohabiter
Meaning
To live together, often as partners without being married.
Example
They decided to cohabit before getting married.
Ils ont décidé de cohabiter avant de se marier.
C1 adjective rɪˈsɛʃ.ən.er.i

recessionary

récessionnaire
Meaning
Relating to or characterized by economic recession.
Example
Governments introduce policies to counter recessionary effects.
Les gouvernements introduisent des politiques pour contrer les effets récessionnaires.
C1 verb /rɪˈbjuːk/

rebuke

réprimander
Meaning
to criticize or scold sharply; to express disapproval
Example
The teacher had to rebuke the student for cheating.
L'enseignant a dû réprimander l'élève pour avoir triché.
C1 adjective /ˌeɪˈsɛkʃuəl/

asexual

asexuel
Meaning
Without sexual feelings, associations, or reproduction through sex.
Example
Many plants reproduce through asexual methods like budding or splitting.
De nombreuses plantes se reproduisent par des méthodes asexuées comme le bourgeonnement ou la division.
C1 noun /ɪmˈpjʊərəti/

impurity

impureté
Meaning
the state of being unclean or contaminated; a substance that makes something impure
Example
The scientist removed every impurity from the water sample.
Le scientifique a éliminé chaque impureté de l’échantillon d’eau.
C1 noun /ˈeɪθiɪzəm/

atheism

athéisme
Meaning
The belief that there is no God or gods.
Example
He declared his atheism openly despite social pressure.
Il a déclaré son athéisme ouvertement malgré la pression sociale.
C1 noun /ləˈɡuːn/

lagoon

lagon
Meaning
A shallow body of water separated from the sea by sandbars or reefs.
Example
We swam in the calm waters of the lagoon.
Nous avons nagé dans les eaux calmes du lagon.
C1 adjective /ʌnˈsteɪtɪd/

unstated

non exprimé
Meaning
not expressed directly in words; implied or left unsaid
Example
The contract included several unstated expectations.
Le contrat incluait plusieurs attentes non exprimées.
C1 adjective /ˈəʊnərəs/

onerous

ardu
Meaning
involving a great deal of effort, difficulty, or burden
Example
Fulfilling the contract proved to be an onerous task for the company.
Accomplir le contrat s'est avéré être une tâche ardue pour l'entreprise.
C1 adjective /ˈrænsɪd/

rancid

rance
Meaning
having a bad taste or smell due to being old or spoiled (especially fats or oils)
Example
The butter had gone rancid after being left out too long.
Le beurre était devenu rance après être resté trop longtemps dehors.