Delicacy
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C1 noun /ˈdel.ɪ.kə.si/

Delicacy

délicatesse; un plat délicat ou coûteux;
Meaning
fineness of texture or structure; a choice or expensive food; sensitivity in handling
Example
The chef prepared a local delicacy that was famous throughout the region.
Le chef a préparé une délicatesse locale qui était célèbre dans toute la région.
C1 noun /dɪˈluːʒən/

delusion

illusion
Meaning
A false belief or impression maintained despite being contradicted by reality.
Example
He lived under the delusion that he was invincible.
Il vivait sous l'illusion qu'il était invincible.
C1 verb /dɪsˈkleɪm/

disclaim

démentir
Meaning
to deny responsibility or connection with something
Example
The company disclaimed responsibility for the accident.
L'entreprise a démenti toute responsabilité pour l'accident.
C1 noun /dɪˈpɑːzətɔːri/

depository

dépôt, entrepôt
Meaning
a place where things are stored or deposited, especially financial assets
Example
The national depository safeguards all government bonds.
Le dépôt national protège tous les bons du gouvernement.
C1 noun /ˈdæn.drʌf/

Dandruff

pellicules
Meaning
small white or grey flakes of dead skin that form on the scalp and fall from the hair
Example
He used a special shampoo to treat his persistent dandruff problem.
Il a utilisé un shampooing spécial pour traiter son problème persistant de pellicules.
C1 adjective /dɪˈstrɔːt/

distraught

déstabilisé
Meaning
extremely upset and anxious, often to the point of being unable to think clearly
Example
She was distraught after losing her pet.
Elle était déstabilisée après avoir perdu son animal de compagnie.
C1 verb /dɪˈsɛkt/

dissect

disséquer
Meaning
to cut apart an animal, plant, or other organism to study its internal parts; to analyze something in detail
Example
In biology class, students had to dissect a frog to learn about its anatomy.
En cours de biologie, les étudiants ont dû disséquer une grenouille pour apprendre son anatomie.
C1 noun /ˈdeɪ.li.ə/

Dahlia

dahlia
Meaning
a garden plant with brightly colored flowers that bloom in summer and autumn
Example
She planted colorful dahlias in her garden last summer.
Elle a planté des dahlias colorés dans son jardin l'été dernier.
C1 noun /dɪˈmiːnər/

demeanour

comportement
Meaning
a person's outward behavior or appearance
Example
Her calm demeanour impressed everyone during the meeting.
Son comportement calme a impressionné tout le monde lors de la réunion.
C1 adjective /dɪˈplɔːrəbl/

deplorable

déplorable
Meaning
deserving strong condemnation; shockingly bad in quality
Example
The refugees were living in deplorable conditions.
Les réfugiés vivaient dans des conditions déplorables.
C1 noun /ˈdɪɡnɪˌtɛri/

dignitary

personne importante
Meaning
a person considered to be important because of high rank or office
Example
Several foreign dignitaries attended the state banquet.
Plusieurs dignitaires étrangers ont assisté au banquet d'État.
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 noun ˌdiː.sen.trə.laɪˈzeɪ.ʃən

decentralization

décentralisation
Meaning
The transfer of authority from central to local government.
Example
Decentralization promotes regional autonomy.
La décentralisation favorise l'autonomie régionale.
C1 adjective ˈdɔːn.tɪŋ

daunting

intimidant ou difficile
Meaning
Something that seems intimidating or challenging.
Example
The task seemed daunting, but she completed it successfully.
La tâche semblait intimidante, mais elle l'a terminée avec succès.
C1 noun ˌdɛɡrəˈdeɪʃən

degradation

dégradation
Meaning
The condition or process of degrading or being degraded.
Example
Soil degradation due to overuse is a growing issue.
La dégradation des sols due à une utilisation excessive est un problème croissant.
C1 noun dɛkˈstɛr.ɪ.ti

dexterity

dextérité
Meaning
Skill in performing tasks, especially with the hands; mental skill or adroitness.
Example
His dexterity in playing the piano amazed the audience.
Sa dextérité à jouer du piano a étonné le public.
C1 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

différenciation, distinction
Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
La différenciation des concurrents peut créer une position unique sur le marché.
C1 verb /ˈdɪsləkeɪt/

dislocate

déboîter
Meaning
To disturb the normal position of something, especially a joint in the body.
Example
He dislocated his shoulder while playing football.
Il a disloqué son épaule en jouant au football.
C1 verb /dɪsˈtrʌst/

distrust

se méfier
Meaning
to have no confidence or trust in someone or something
Example
Many people distrust politicians.
Beaucoup de gens se méfient des politiciens.
C1 adjective /dɪˈfɛnsəbəl/

defensible

défendable / justifiable
Meaning
Capable of being protected against attack or criticism; justifiable.
Example
Her decision was legally defensible.
Sa décision était légalement défendable.
C1 verb /dɪˈspɜːrs/

disperse

disperser
Meaning
To scatter or spread widely in different directions.
Example
The police used tear gas to disperse the crowd.
La police a utilisé du gaz lacrymogène pour disperser la foule.
C1 noun ˌdɪdʒɪˈnɛəreɪʃən

degeneration

dégénérescence
Meaning
The process of decline or deterioration in structure or function.
Example
The degeneration of brain cells leads to cognitive decline.
La dégénérescence des cellules cérébrales conduit à un déclin cognitif.
C1 adjective /ˈdjuːtɪfəl/

Dutiful

dévoué; respectueux; obéissant
Meaning
conscientiously fulfilling one's duty; obedient; respectful
Example
She is a dutiful daughter who always helps her parents.
Elle est une fille dévouée qui aide toujours ses parents.
C1 noun /ˈdɪsɪdənt/

dissident

dissident
Meaning
A person who opposes official policy, especially that of an authoritarian state.
Example
The dissident was arrested for speaking against the government.
Le dissident a été arrêté pour avoir parlé contre le gouvernement.
C1 noun /ˈdeɪ.ə.ti/

deity

divinité
Meaning
a god or goddess
Example
The temple is dedicated to a Hindu deity.
Le temple est dédié à une divinité hindoue.
C1 noun/verb /dɛnt/

dent

bosse
Meaning
a small hollow mark on the surface of something; to make a small hollow mark
Example
The accident left a dent in the car door.
L'accident a laissé une bosse dans la porte de la voiture.
C1 noun /ˈdɔːrˌkiːpər/

doorkeeper

portier
Meaning
A person whose job is to guard or manage the entrance of a building or room.
Example
The doorkeeper checked everyone’s passes before they entered the hall.
Le doorkeeper a vérifié les passes de tous avant qu'ils n'entrent dans la salle.
C1 noun dɪˈfleɪʃən

deflation

déflation
Meaning
Reduction of the general level of prices in an economy.
Example
Deflation often leads to decreased consumer spending.
La déflation entraîne souvent une diminution des dépenses des consommateurs.
C1 verb /dɪˈbeɪs/

debase

dégrader
Meaning
to reduce the quality, value, or dignity of something
Example
Corruption can debase the values of a society.
La corruption peut dégrader les valeurs d'une société.
C1 noun /ˈdiːviəns/

deviance

déviance
Meaning
Behavior that differs from accepted social or moral standards.
Example
The book studies deviance in urban youth culture.
Le livre étudie la déviance dans la culture urbaine des jeunes.
C1 verb /dɪˈsɛləˌreɪt/

decelerate

ralentir
Meaning
to reduce speed; to slow down
Example
The car began to decelerate as it approached the traffic light.
La voiture a commencé à ralentir à l'approche du feu de circulation.
C1 noun /ˈdaɪəˌlɛkt/

dialect

dialecte
Meaning
A particular form of a language spoken in a specific region or by a specific group.
Example
He speaks a dialect of Bengali that is common in rural areas.
Il parle un dialecte du bengali qui est courant dans les zones rurales.
C1 verb /dɪˈplɔːr/

deplore

déplorer
Meaning
to feel or express strong disapproval of something; to regret deeply
Example
Many people deplore the violence shown on television.
Beaucoup de gens déplorent la violence montrée à la télévision.
C1 noun /ˈded.lɑk/

Dead-lock

impasse; blocage
Meaning
a situation in which no progress is possible; complete standstill
Example
The negotiations reached a deadlock when neither side would compromise.
Les négociations ont atteint une impasse lorsque les deux parties ne voulaient pas faire de compromis.
C1 noun /dɪˈsɜːn.mənt/

discernment

discernement
Meaning
The ability to judge well or understand something correctly; keen insight.
Example
His discernment in business decisions made him successful.
Son discernement dans les décisions commerciales l'a rendu réussi.
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 verb /daɪˈɡrɛs/

digress

s'écarter temporairement du sujet principal
Meaning
To leave the main subject temporarily in speech or writing.
Example
The professor began to digress from the main topic of the lecture.
Le professeur a commencé à digresser du sujet principal de la conférence.
C1 adverb /ˈduːli/

Duly

correctement, ponctuellement
Meaning
in accordance with what is required or appropriate; at the proper time
Example
The documents were duly signed and submitted.
Les documents ont été dûment signés et soumis.
C1 adjective /ˌdɪfəˈrɛnʃəl/

differential

différentiel
Meaning
Relating to or showing a difference; involving a distinction.
Example
There is a differential treatment between the two groups.
Il existe un traitement différentiel entre les deux groupes.
C1 verb /diːˈfjuːz/

defuse

désamorcer
Meaning
To make a situation less dangerous, tense, or explosive; to remove a fuse from a bomb.
Example
The negotiator helped defuse the tense situation.
Le négociateur a aidé à désamorcer la situation tendue.
C1 verb /ˌdɪsɪmˈbɑːrk/

disembark

débarquer
Meaning
To leave a ship, aircraft, or other vehicle.
Example
The passengers disembarked from the plane after landing.
Les passagers sont descendus de l'avion après l'atterrissage.
C1 noun/verb /dɪsˈkwaɪət/

disquiet

inquiétude
Meaning
A feeling of worry or unease; to make someone feel anxious or uneasy.
Example
The strange silence filled the room with disquiet.
Le silence étrange a rempli la pièce d'inquiétude.
C1 adjective /dɪˈvaʊt/

devout

dévoué
Meaning
Deeply religious or sincere.
Example
He is a devout believer who prays every day.
Il est un croyant dévoué qui prie chaque jour.
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 /ˈdaɪnəˌmoʊ/

dynamo

machine qui génère de l'électricité; une personne avec une grande énergie et enthousiasme
Meaning
A machine that generates electricity; a person with great energy and enthusiasm.
Example
She is the real dynamo behind the success of the company.
Elle est la véritable dynamo derrière le succès de l'entreprise.
C1 noun /dɪˈvɪnɪti/

divinity

divinité
Meaning
The quality or state of being divine; a deity.
Example
The priest spoke about the divinity of the soul.
Le prêtre a parlé de la divinité de l'âme.
C1 verb /dɪsˈoʊn/

disown

renier
Meaning
to refuse to acknowledge or accept responsibility for someone or something
Example
He decided to disown his reckless brother.
Il a décidé de renier son frère imprudent.
C1 adjective /dɪsˈdʒɔɪntɪd/

disjointed

désorganisé
Meaning
Lacking order, coherence, or connection; disconnected.
Example
The movie felt disjointed and hard to follow.
Le film semblait désorganisé et difficile à suivre.
C1 verb /dɪˈspɛl/

dispel

dissiper
Meaning
to make a doubt, feeling, or belief disappear
Example
The teacher's explanation dispelled the students' confusion.
L'explication de l'enseignant a dissipé la confusion des élèves.
C1 verb /dɪsˈpærɪdʒ/

disparage

dénigrer
Meaning
to criticize someone or something in a way that shows a lack of respect
Example
It is unfair to disparage people for their opinions.
Il est injuste de dénigrer les gens pour leurs opinions.
C1 verb /daɪˈluːt/

dilute

diluer
Meaning
To make a liquid thinner or weaker by adding water or another solvent.
Example
You should dilute the juice with water before serving it to children.
Vous devez diluer le jus avec de l'eau avant de le servir aux enfants.
C1 noun /ˈdrɛsˌmeɪkər/

dressmaker

couturière
Meaning
A person who makes or alters women's clothing professionally.
Example
The dressmaker crafted a beautiful gown for the bride.
La couturière a créé une belle robe pour la mariée.
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

dérivé
Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
Le film a été critiqué pour être trop dérivé des œuvres précédentes.
C1 verb /diːˈhaɪdreɪt/

dehydrate

déshydrater
Meaning
to remove water from something; to lose water or body fluids
Example
Running in the heat can quickly dehydrate you.
Courir sous la chaleur peut rapidement vous déshydrater.
C1 noun /ˈduːmz.deɪ/

Doomsday

le jour du jugement dernier; le jour de la fin du monde
Meaning
the last day of the world's existence; a time of catastrophic destruction
Example
The preacher spoke about doomsday and the importance of preparing spiritually.
Le prédicateur a parlé du jour du jugement dernier et de l'importance de se préparer spirituellement.
C1 noun /dɪˌnʌnsiˈeɪʃən/

denunciation

dénonciation / accusation publique
Meaning
the public condemnation or accusation of someone or something
Example
The journalist's article was a strong denunciation of corruption.
L'article du journaliste était une forte dénonciation de la corruption.
C1 adjective /dɪˈmɪnjətɪv/

diminutive

minuscule
Meaning
extremely or unusually small
Example
Despite his diminutive size, he was a powerful leader.
Malgré sa taille minuscule, il était un leader puissant.
C1 noun /ˈdaɪhɑːrd/

diehard

fanatique
Meaning
A person who strongly resists change and remains loyal to a belief or cause.
Example
He is a diehard fan of classic rock music.
Il est un fanatique inconditionnel du rock classique.
C1 noun /ˈdiːvə/

diva

chanteuse célèbre
Meaning
a famous female singer; a woman who is admired or behaves like a star
Example
The pop diva performed her latest hit to a cheering crowd.
La diva de la pop a interprété son dernier tube devant une foule en délire.
C1 noun /dɪˈkɔː.rəm/

Decorum

décorum; bienséance; dignité
Meaning
behavior in keeping with good taste and propriety; dignified and appropriate conduct
Example
The diplomat maintained perfect decorum throughout the heated negotiations.
Le diplomate a maintenu un décorum parfait tout au long des négociations animées.
C1 noun /ˌdɪsəˈbiːdiəns/

disobedience

désobéissance
Meaning
failure or refusal to obey rules, laws, or authority
Example
The child's disobedience worried his parents.
La désobéissance de l'enfant inquiéta ses parents.
C1 adjective /dɪˈpreɪvd/

depraved

dépravé
Meaning
morally corrupt or wicked
Example
The film depicts the life of a depraved criminal.
Le film décrit la vie d'un criminel dépravé.
C1 adjective /dɪˈskrɪmɪˌneɪtɪŋ/

discriminating

discriminant
Meaning
Having refined taste or good judgment; able to recognize subtle differences.
Example
She is known for her discriminating taste in art.
Elle est connue pour son goût discriminant en art.
C1 noun /ˈdʊr.i.ən/

Durian

durian
Meaning
a large spiky tropical fruit known for its strong smell and creamy custard-like flesh
Example
Durian is known as the king of fruits in Southeast Asia despite its pungent odor.
Le durian est connu comme le roi des fruits en Asie du Sud-Est malgré son odeur piquante.
C1 adjective /ˈdesələt/

Desolate

désert; solitaire; stérile
Meaning
deserted; lonely; barren
Example
The abandoned village looked desolate and empty.
Le village abandonné avait l'air désert et vide.
C1 verb /ˈdræm.ə.taɪz/

dramatize

dramatiser
Meaning
to present a story in a dramatic way, or to exaggerate something
Example
The novel was dramatized into a popular TV series.
Le roman a été dramatizé en une série télévisée populaire.
C1 noun /dɪˈkriː/

Decree

décret
Meaning
an official order issued by a legal authority; a judicial decision or edict
Example
The king issued a decree that all citizens must pay additional taxes.
Le roi a émis un décret stipulant que tous les citoyens doivent payer des taxes supplémentaires.
C1 verb /diːm/

deem

considérer, juger
Meaning
to regard or consider in a specified way
Example
The project was deemed a success by the board.
Le projet a été jugé un succès par le conseil.
C1 noun /dɪsˈɒn.ər/

Dishonour

honte
Meaning
a state of shame or disgrace; lack of honor or integrity; failure to fulfill obligations
Example
Breaking his promise brought dishonour to his name and family legacy.
Rompre sa promesse a apporté la honte à son nom et à l'héritage de sa famille.
C1 noun /diːˈkrɪp.ʃən/

decryption

décryptage
Meaning
The process of converting encrypted data back into its original form so it can be understood.
Example
Hackers attempted decryption of classified data.
Les hackers ont tenté de décrypter des données classifiées.
C1 noun /ˌdiː.kɒmpəˈzɪʃən/

decomposition

décomposition
Meaning
the process of decaying or breaking down into simpler parts
Example
The decomposition of leaves enriches the soil.
La décomposition des feuilles enrichit le sol.
C1 noun /dɪˌsem.ɪˈneɪ.ʃən/

dissemination

diffusion
Meaning
The action or fact of spreading something, especially information, widely.
Example
The dissemination of false information is a major issue.
La diffusion de fausses informations est un problème majeur.
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 /deɪˈbɑː.kəl/

debacle

débâcle
Meaning
A sudden and ignominious failure; a fiasco.
Example
The company's poor management led to a financial debacle.
La mauvaise gestion de l'entreprise a conduit à un débâcle financier.
C1 noun ˌdɪs.ɪnˈfek.ʃən

disinfection

désinfection
Meaning
The process of destroying harmful microorganisms to prevent infection.
Example
Kitchen appliances require frequent disinfection.
Les appareils de cuisine nécessitent une désinfection fréquente.
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

désintéressé
Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
Le juge est resté désintéressé dans l'affaire.
C1 adjective /ˈdɛkədənt/

decadent

décadent, luxueux
Meaning
Characterized by or reflecting a state of moral or cultural decline; excessively self-indulgent.
Example
The party was filled with decadent luxury and excess.
La fête était remplie de luxe décadent et d'excès.
C1 noun /dɪˌlɪb.əˈreɪ.ʃənz/

deliberations

délibérations
Meaning
Careful consideration and discussion before making decisions.
Example
Deliberations on sustainability continued for hours.
Les délibérations sur la durabilité ont duré des heures.
C1 noun delˈteɪɪk ˈlændskeɪp

deltaic landscape

paysage deltaïque
Meaning
A geographical area formed by sediment deposits at the mouth of a river, creating a triangular land formation.
Example
Bangladesh has a unique deltaic landscape.
Le Bangladesh possède un paysage deltaïque unique.
C1 adjective /dɪˈɡreɪdɪd/

degraded

dégradé
Meaning
Reduced in quality, dignity, or condition.
Example
The villagers were forced to live in degraded conditions.
Les villageois ont été forcés de vivre dans des conditions dégradées.
C1 noun ˈdɪk.ʃən

diction

prononciation et choix des mots
Meaning
The style of pronunciation and word choice in speaking or writing.
Example
A strong diction enhances communication skills.
Une forte diction améliore les compétences en communication.
C1 verb /diːˈkoʊd/

decode

décoder
Meaning
to convert a coded message into a readable form; to interpret meaning
Example
The software can decode the hidden message within seconds.
Le logiciel peut décoder le message caché en quelques secondes.
C1 verb /dɪˈteɪn/

detain

détenir
Meaning
to keep someone from proceeding; to hold back, especially by official authority
Example
The police detained the suspect for questioning.
La police a détenu le suspect pour l'interroger.
C1 noun /ˈdɒɡmə/

dogma

dogme
Meaning
A principle or set of principles laid down by an authority as incontrovertibly true.
Example
The religious leader strictly adhered to traditional dogma.
Le leader religieux s'est strictement conformé au dogme traditionnel.
C1 adjective /ˈdɒɡɪd/

dogged

obstiné
Meaning
showing stubborn determination and persistence
Example
She succeeded through dogged determination.
Elle a réussi grâce à sa détermination obstinée.
C1 noun dɪˌtɪə.ri.əˈreɪ.ʃən

deterioration

détérioration
Meaning
The process of becoming progressively worse; decline in quality, condition, or strength.
Example
Poor maintenance leads to material deterioration.
Un mauvais entretien conduit à la détérioration du matériel.
C1 adjective /daɪər/

Dire

grave; urgent; terrible
Meaning
extremely serious; urgent; terrible
Example
The country is facing a dire economic crisis.
Le pays fait face à une grave crise économique.
C1 noun /deɪˈtɑːnt/

detente

détente
Meaning
the easing of hostility or strained relations, especially between countries
Example
The two nations worked toward detente after decades of conflict.
Les deux nations ont travaillé vers la détente après des décennies de conflit.
C1 noun /dɪˈfɛkʃən/

defection

défection
Meaning
The act of abandoning one’s country, cause, or group in favor of another.
Example
The politician’s defection shocked his supporters.
La défection du politicien a choqué ses partisans.
C1 verb /ˈdɪs.ɪ.peɪt/

dissipate

disparaître progressivement
Meaning
To disappear or cause to disappear gradually.
Example
The tension in the room slowly dissipated.
La tension dans la pièce a lentement disparu.
C1 noun ˈdɪskɔrd

discord

désaccord
Meaning
Disagreement or conflict between people or ideas.
Example
Discord among people disrupts societal stability.
Le désaccord entre les gens perturbe la stabilité sociale.
C1 noun /ˈdɛspɒt/

despot

despote
Meaning
a ruler with absolute power, often ruling in a cruel or oppressive way
Example
The despot ruled the nation with fear and violence.
Le despote a dirigé la nation avec la peur et la violence.
C1 adjective /dɪˈvɪzəbl/

divisible

divisible
Meaning
Capable of being divided by another number without leaving a remainder.
Example
Twelve is divisible by three and four.
Douze est divisible par trois et quatre.
C1 verb /ˈdæmpən/

dampen

humecter, atténuer
Meaning
to make something slightly wet; to make something less strong, active, or intense
Example
The rain dampened the excitement of the outdoor concert.
La pluie dampenée l'excitation du concert en plein air.
C1 noun /ˈdjuːplɛks/

duplex

maison duplex
Meaning
A house or apartment divided into two separate residences.
Example
They live in a duplex near the city center.
Ils vivent dans un duplex près du centre-ville.
C1 noun /draɪ fɪʃ/

Dry fish

poisson séché
Meaning
fish that has been preserved by drying in the sun or by other dehydration methods
Example
Dry fish is a popular preserved food in many coastal regions.
Le poisson séché est un aliment conservé populaire dans de nombreuses régions côtières.
C1 verb /dɪsˈɑːrm/

disarm

désarmer
Meaning
to take weapons away from someone; to make someone feel less hostile
Example
The soldiers were ordered to disarm the rebels.
Les soldats ont été ordonnés de désarmer les rebelles.
C1 noun ˌdep.əˈzɪʃ.ən

deposition

dépôt, action de déposer quelque chose
Meaning
The action of depositing something; the laying down of matter by a natural process.
Example
River deposition leads to the formation of new landmasses.
La déposition des rivières mène à la formation de nouvelles terres.
C1 adjective /dɪsˈsɪmɪlər/

dissimilar

différent
Meaning
Not alike; different.
Example
Though they are twins, their personalities are dissimilar.
Bien qu'ils soient jumeaux, leurs personnalités sont différentes.
C1 adjective /ˈdaʊ.ər/

dour

sévère
Meaning
relentlessly severe, stern, or gloomy in manner or appearance
Example
His dour expression made the meeting uncomfortable.
Son expression sévère rendait la réunion inconfortable.
C1 noun /dɪˈsiːt/

Deceit

tromperie; fraude; mensonge
Meaning
the action or practice of deceiving someone by concealing or misrepresenting the truth
Example
His deceit was discovered when the truth about his qualifications came to light.
Sa tromperie a été découverte lorsque la vérité sur ses qualifications a été révélée.
C1 noun /daɪˈsɛkʃən/

dissection

dissection
Meaning
the act of cutting apart or analyzing something in detail, especially a body or structure
Example
The dissection of the specimen revealed important details about its structure.
La dissection de l'échantillon a révélé des détails importants sur sa structure.
C1 adjective /ˈdjuːbiəs/

dubious

douteux
Meaning
Hesitating or doubting; not to be relied upon.
Example
She gave him a dubious look after hearing his excuse.
Elle lui a lancé un regard douteux après avoir entendu son excuse.
C1 verb /dɪˈsweɪd/

dissuade

dissuader
Meaning
To persuade someone not to do something.
Example
She tried to dissuade him from quitting his job.
Elle a essayé de le dissuader de quitter son travail.
C1 verb /ˈdɛnɪˌɡreɪt/

denigrate

dénigrer
Meaning
to criticize unfairly; to belittle or disparage someone or something
Example
He was quick to denigrate the achievements of his colleagues.
Il était rapide à dénigrer les réalisations de ses collègues.
C1 adjective ˈdɪs.pər.ət

disparate

disparate
Meaning
containing elements very different from one another.
Example
Their opinions were disparate, leading to debates.
Leurs opinions étaient disparates, ce qui a conduit à des débats.
C1 noun /ˈdɑːsieɪ/

dossier

dossier
Meaning
A collection of documents about a particular person, event, or subject.
Example
The lawyer presented a dossier of evidence to the court.
L'avocat a présenté un dossier de preuves au tribunal.
C1 noun /ˌdez.ɪɡˈneɪ.ʃən/

Designation

désignation; titre; poste; statut officiel
Meaning
the action of choosing someone for a position; a name, title, or official status
Example
His designation as team leader came with additional responsibilities and authority.
Sa désignation en tant que leader d'équipe s'accompagnait de responsabilités supplémentaires et d'autorité.
C1 adjective /dɪˈklærətɪv/

declarative

déclaratif
Meaning
relating to a statement that declares something; in grammar, a sentence that makes a statement
Example
A declarative sentence simply states a fact or opinion.
Une phrase déclarative énonce simplement un fait ou une opinion.
C1 adjective /dɪsˈrɛpjətəbl̩/

disreputable

discrédité
Meaning
having a bad reputation; not considered respectable or trustworthy
Example
The journalist avoided staying in the disreputable part of town.
Le journaliste a évité de séjourner dans le quartier discrédité de la ville.
C1 noun ˌdɪm.ɪˈnjuː.ʃən

diminution

réduction
Meaning
A reduction in the size, extent, or importance of something; decrease.
Example
There has been a diminution in air pollution.
Il y a eu une diminution de la pollution de l'air.
C1 adjective /dɪˈsɜːrnəbl/

discernible

discernable
Meaning
able to be seen, recognized, or understood
Example
There was a discernible change in his behavior.
Il y a eu un changement discernable dans son comportement.
C1 verb /dɪsˈpruːv/

disprove

démontre que quelque chose est faux
Meaning
to show that something is false or wrong
Example
The scientist worked hard to disprove the old theory.
Le scientifique a travaillé dur pour prouver que la vieille théorie était fausse.
C1 noun /dɪsˈɪntrəst/

disinterest

désintérêt
Meaning
lack of interest or concern
Example
His disinterest in the project was obvious.
Son désintérêt pour le projet était évident.
C1 adjective /ˈdwɪndlɪŋ/

dwindling

diminution
Meaning
Gradually reducing in number, size, or strength.
Example
The villagers relied on dwindling water supplies.
Les villageois dépendaient des réserves d'eau en diminution.
C1 noun /ˌdɛrɪˈveɪʃən/

derivation

dérivation
Meaning
The origin or development of something from a source.
Example
The derivation of the word comes from Latin.
La dérivation du mot vient du latin.
C1 verb /dɪsˈhɑːrtn/

dishearten

décourager
Meaning
to cause someone to lose determination or confidence; to discourage
Example
The constant rejection letters began to dishearten the young writer.
Les lettres de rejet constantes ont commencé à décourager le jeune écrivain.
C1 noun /ˈdrɪz.əl/

Drizzle

bruine
Meaning
light rain falling in very fine drops; a very light rainfall
Example
The gentle drizzle continued throughout the morning, making everything misty.
La douce bruine a continué tout au long de la matinée, rendant tout brumeux.
C1 adjective ˌdet.rɪˈmen.təl

detrimental

détériorant
Meaning
Tending to cause harm; damaging or harmful.
Example
Pollution has detrimental effects on fertility.
La pollution a des effets nuisibles sur la fertilité.
C1 noun /ˈdɑː.mə.saɪl/

domicile

domicile
Meaning
A person's legal residence or permanent home.
Example
He declared Canada as his legal domicile.
Il a déclaré le Canada comme son domicile légal.
C1 adjective /dɪˈreɪndʒd/

deranged

fou
Meaning
mentally disturbed or insane; behaving irrationally
Example
The deranged man shouted nonsense in the street.
L'homme fou a crié des absurdités dans la rue.