baffle
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C1 verb /ˈbæfəl/

baffle

déconcerter
Meaning
to confuse; to be too difficult to understand
Example
The math problem baffles me completely.
Le problème de mathématiques me déconcerte complètement.
C1 verb /aɪˈdiː.ə.laɪz/

idealize

idéaliser
Meaning
To regard or represent something as perfect or better than it really is.
Example
Children often idealize their parents.
Les enfants idéalisent souvent leurs parents.
C1 verb /ræsp/

rasp

parler d'une voix rugueuse ou râper avec un bruit grossier
Meaning
to speak in a rough, harsh voice or to scrape with a coarse sound
Example
He rasped out a warning before collapsing.
Il a râpé un avertissement avant de s'effondrer.
C1 verb /ˈstæɡ.neɪt/

stagnate

stagner
Meaning
to stop developing, progressing, or moving
Example
Without innovation, the business will stagnate.
sans innovation, l'entreprise stagnnera.
C1 adjective /ˈbrɪtl/

brittle

fragile
Meaning
easily broken or cracked; hard but liable to break
Example
The glass was so brittle that it cracked easily.
Le verre était tellement fragile qu'il s'est cassé facilement.
C1 noun /rɑk sɔlt/

Rock Salt

sel de roche
Meaning
natural salt crystals formed from evaporated ancient seas; unrefined salt
Example
Rock salt is considered healthier than table salt.
Le sel de roche est considéré comme plus sain que le sel de table.
C1 verb /ˈlɛdʒɪsˌleɪt/

legislate

légiférer
Meaning
to make or enact laws
Example
The government plans to legislate new safety standards.
Le gouvernement prévoit de légiférer de nouvelles normes de sécurité.
C1 noun /ˈsaɪkiː/

psyche

âme / esprit
Meaning
the human soul, mind, or spirit
Example
The novel explores the depths of the human psyche.
Le roman explore les profondeurs de la psyché humaine.
C1 noun /ˈaɪsətəʊp/

isotope

isotope
Meaning
Atoms of the same element with equal number of protons but different numbers of neutrons.
Example
Carbon-14 is a radioactive isotope used in dating fossils.
Le carbone-14 est un isotope radioactif utilisé pour dater les fossiles.
C1 verb /rɪˈfjuːt/

refute

réfuter
Meaning
To prove a statement, argument, or theory to be false or invalid.
Example
The lawyer refuted the witness's testimony with solid evidence.
L'avocat a réfuté le témoignage du témoin avec des preuves solides.
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 /fɪˈlæn.θrə.pɪst/

philanthropist

philanthrope
Meaning
a person who seeks to promote the welfare of others, especially by donating money to good causes
Example
The philanthropist donated millions to build schools in rural areas.
Le philanthrope a fait don de millions pour construire des écoles dans les zones rurales.
C1 noun /dɪˌpriː.ʃiˈeɪ.ʃən/

depreciation

dépréciation
Meaning
A reduction in the value of an asset with the passage of time, due to wear and tear.
Example
The car's depreciation rate is high after five years.
Le taux de dépréciation de la voiture est élevé après cinq ans.
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 verb /ˈkænvəs/

canvass

solliciter des votes
Meaning
to solicit votes or opinions; to examine thoroughly; to discuss in detail
Example
They will canvass the neighborhood for votes.
Ils vont faire du porte-à-porte dans le quartier pour récolter des voix.
C1 adjective /ˈpæl.ɪd/

Pallid

pâle, surtout à cause d'une mauvaise santé; manquant de substance ou de vitalité
Meaning
pale, especially because of poor health; lacking substance or vitality
Example
His pallid complexion showed signs of illness.
Son teint pâle montrait des signes de maladie.
C1 adjective fæsˈtɪd.i.əs

fastidious

méticuleux
Meaning
Very attentive to and concerned about accuracy and detail.
Example
She is fastidious about maintaining cleanliness.
Elle est méticuleuse en ce qui concerne le maintien de la propreté.
C1 adjective /ˌɪnhɒˈspɪtəbl/

inhospitable

inhospitalier
Meaning
Harsh and difficult to live in; unfriendly or unwelcoming to guests.
Example
The desert is an inhospitable environment for most plants.
Le désert est un environnement inhospitalier pour la plupart des plantes.
C1 adjective /ˌkɒmprɪˈhɛnsəbl/

comprehensible

compréhensible
Meaning
able to be understood; intelligible
Example
The teacher explained the topic in a comprehensible way.
Le professeur a expliqué le sujet de manière compréhensible.
C1 verb /kwentʃ/

quench

étancher
Meaning
to satisfy thirst by drinking; to extinguish fire
Example
He drank water to quench his thirst after the long run.
Il a bu de l'eau pour étancher sa soif après la longue course.
C1 noun /ˌsɒl.jʊˈbɪləti/

solubility

solubilité
Meaning
The ability of a substance to dissolve in a solvent.
Example
The solubility of salt in water is high.
La solubilité du sel dans l'eau est élevée.
C1 noun /ˈrʌbəl/

rubble

débris
Meaning
Broken stone, bricks, or debris from a collapsed building or structure.
Example
The rescue team searched through the rubble after the earthquake.
L'équipe de sauvetage a cherché dans les débris après le tremblement de terre.
C1 verb /ˌriːˈsiːt/

reseat

réinstaller
Meaning
to seat someone again or to fit something back into its place
Example
The usher had to reseat the guests after the interruption.
Le préposé a dû réinstaller les invités après l'interruption.
C1 noun /rɪˈfɜːrər/

referrer

référent
Meaning
a person who directs someone to another person or service
Example
The referrer earned a bonus for recommending a new client.
Le référent a gagné un bonus pour avoir recommandé un nouveau client.
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 /səbˈsɪd.i.ər.i/

Subsidiary

filiale; secondaire; relatif à une entreprise filiale
Meaning
less important than the main thing; secondary; of or relating to a subsidiary company
Example
The subsidiary company handles all overseas operations.
L'entreprise filiale gère toutes les opérations à l'étranger.
C1 noun /ʃruː/

shrew

femme irritable / petit animal ressemblant à une souris
Meaning
a small mouse-like animal; also a woman with a bad temper
Example
The play describes a strong-willed woman as a shrew.
La pièce décrit une femme déterminée comme une femme irritable.
C1 verb /ɪnˈvɪɡ.ər.eɪt/

invigorate

revigorer
Meaning
To give strength or energy to someone or something.
Example
A morning walk can invigorate both body and mind.
Une promenade matinale peut revigorer le corps et l'esprit.
C1 verb /dɪsˈkʌlər/

discolor

décolorer
Meaning
to change color, especially in a way that spoils the original appearance
Example
The fabric began to discolor after being left in the sun.
Le tissu a commencé à se décolorer après avoir été laissé au soleil.
C1 noun kənˈsɔː.ti.əm

consortium

consortium
Meaning
An association of several companies or organizations formed to undertake an enterprise beyond the resources of any one member.
Example
The consortium worked collaboratively to build the cable.
Le consortium a travaillé de manière collaborative pour construire le câble.
C1 noun, verb, adjective /ˈæɡ.rɪ.ɡət/ (noun/adjective), /ˈæɡ.rɪ.ɡeɪt/ (verb)

aggregate

agrégat, ensemble
Meaning
A whole formed by combining several elements; to combine into a total.
Example
The data was aggregated to provide a clearer picture of the market.
Les données ont été agrégées pour fournir une image plus claire du marché.
C1 noun /dɪˈmaɪz/

demise

décès / fin
Meaning
Death or end of something, especially the end of an institution or system.
Example
The sudden demise of the company shocked investors.
La chute soudaine de l'entreprise a choqué les investisseurs.
C1 verb /ʃraʊd/

shroud

envelopper
Meaning
to cover or hide; to wrap in cloth
Example
The mountain peak was shrouded in mist.
Le sommet de la montagne était enveloppé de brume.
C1 noun /ˈlɪməˌziːn/

limousine

une grande voiture de luxe conduite par un chauffeur
Meaning
a large, luxurious car driven by a chauffeur.
Example
The bride arrived in a white limousine.
La mariée est arrivée dans une limousine blanche.
C1 noun /ˈbjuːɡəl/

Bugle

bugle
Meaning
a brass musical instrument similar to a trumpet but without valves, used especially for military calls
Example
The soldier played the bugle to signal the start of the ceremony.
Le soldat a joué du bugle pour signaler le début de la cérémonie
C1 verb diːˈsɛn.sɪ.taɪz

desensitize

désensibiliser
Meaning
To make someone less sensitive or reactive to something through repeated exposure.
Example
Constant exposure to violence can desensitize people.
Une exposition constante à la violence peut désensibiliser les gens.
C1 phrase ˈriː.dʒən.əl ˈfɔː.rəm

regional forum

forum régional
Meaning
A meeting or conference where representatives from countries or organizations in a specific geographical area discuss issues of common interest.
Example
The Regional Forum discussed deforestation impacts.
Le forum régional a discuté des impacts de la déforestation.
C1 verb /əˈvɛndʒ/

avenge

venger
Meaning
to inflict harm in return for an injury or wrong done to oneself or another
Example
He vowed to avenge his brother's death.
Il a juré de venger la mort de son frère.
C1 adjective /ˌɪnədˈmɪsəbl̩/

inadmissible

inadmissible
Meaning
Not allowed, especially as evidence in a court of law.
Example
The judge ruled the evidence inadmissible.
Le juge a déclaré que la preuve était inadmissible.
C1 verb /dɪˈzɪst/

desist

cesser
Meaning
to stop doing something, especially an action considered wrong or undesirable
Example
The judge ordered the company to desist from unfair practices.
Le juge a ordonné à l'entreprise de cesser les pratiques injustes.
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 /dʒɪst/

Gist

essentiel
Meaning
the substance or essence of a speech or text; the main point
Example
I missed the beginning of the lecture, but I caught the gist of the professor's argument.
J'ai manqué le début de la conférence, mais j'ai compris l'essentiel de l'argument du professeur.
C1 noun /ˈkɪləˌwɒt/

kilowatt

kilowatt
Meaning
a unit of power equal to 1,000 watts
Example
The generator produces ten kilowatts of electricity.
Le générateur produit dix kilowatts d'électricité.
C1 adjective ɪɡˈzɛmpləri

exemplary

exemplaire
Meaning
Serving as a desirable model; representing the best of its kind.
Example
She was praised for her exemplary work ethic and dedication.
Elle a été félicitée pour son éthique de travail exemplaire et son dévouement.
C1 adjective /ʌnˈsɜːrvɪsəbəl/

Unserviceable

hors service; défectueux
Meaning
not in working order; unable to be used; defective
Example
The old computer became unserviceable after the system crash.
L'ancien ordinateur est devenu hors service après la panne du système.
C1 noun /əˈkuːstɪks/

acoustics

acoustique
Meaning
the science of sound, or the properties of a space that affect how sound is heard
Example
The hall’s excellent acoustics made the orchestra sound rich and clear.
L'acoustique exceptionnelle de la salle a permis à l'orchestre de sonner riche et clair.
C1 adjective /traɪt/

trite

banal
Meaning
Overused and lacking originality.
Example
The speech was full of trite phrases.
Le discours était plein de phrases banales.
C1 adjective /ˈkwiːzi/

queasy

nauséeux
Meaning
Feeling sick to one's stomach; nauseated.
Example
She felt queasy after the long boat ride.
Elle se sentait mal après la longue promenade en bateau.
C1 verb dɪˈlɪnieɪt

delineate

décrire de manière précise
Meaning
To describe or portray something precisely
Example
The artist delineated the scene in intricate detail.
L'artiste a délimité la scène avec des détails complexes.
C1 noun /aɪˈdiː.ə.lɪ.zəm/

Idealism

Idéalisme
Meaning
the pursuit of high principles and noble goals; unrealistic pursuit of perfection
Example
His youthful idealism motivated him to join various social justice movements.
Son idéalisme juvénile l'a motivé à rejoindre divers mouvements de justice sociale.
C1 adjective /ɪnˈfæləbl̩/

infallible

infaillible
Meaning
incapable of making mistakes or being wrong
Example
Her judgment seemed infallible in matters of finance.
Son jugement semblait infaillible en matière de finances.
C1 noun/adjective /ˈbaɪ.ɡɒn/

bygone

passé
Meaning
Something belonging to an earlier time; past and no longer existing.
Example
He often talks about the traditions of bygone days.
Il parle souvent des traditions des jours passés.
C1 adjective /ˈtrænziənt/

Transient

transitoire; temporaire
Meaning
lasting for only a short time; temporary
Example
The beauty of spring flowers is transient.
La beauté des fleurs de printemps est transitoire.
C1 noun /ˈpʊlpɪt/

pulpit

chaire
Meaning
a raised platform in a church from which the preacher delivers a sermon
Example
The pastor stood at the pulpit to address the congregation.
Le pasteur s'est tenu à la chaire pour s'adresser à l'assemblée.
C1 verb /dɪˈnəʊt/

denote

dénoter
Meaning
To be a sign of; to indicate or mean something.
Example
A red flag denotes danger.
Un drapeau rouge dénote un danger.
C1 adverb /ˌɪnsɪˈdɛntəli/

incidentally

d'ailleurs
Meaning
by the way; used to introduce a remark not directly related to the main subject
Example
Incidentally, did you know that she studied in Paris?
D'ailleurs, savais-tu qu'elle avait étudié à Paris ?
C1 adjective /ˈpɪt.i.ə.bəl/

pitiable

pitoyable
Meaning
deserving sympathy or compassion
Example
The stray dog looked pitiable in the rain.
Le chien errant avait l'air pitoyable sous la pluie.
C1 adjective ɪˈθɪə.ri.əl

ethereal

céleste, délicat, surnaturel
Meaning
Extremely delicate and light in a way that seems too perfect for this world.
Example
Her voice had an ethereal quality.
Sa voix avait une qualité éthérée.
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 verb /nɪp/

nip

pincer
Meaning
to pinch or bite lightly; to move quickly
Example
The cold wind nipped at my face.
Le vent froid m’a pincé le visage.
C1 noun /ˈnoʊmæd/

nomad

nomade
Meaning
A person who has no permanent home and moves from place to place.
Example
The desert was once home to nomads who lived by herding animals.
Le désert était autrefois la maison des nomades qui vivaient en élevant des animaux.
C1 noun /ˌɪnfɪˈdɛləti/

infidelity

infidélité
Meaning
the act of being unfaithful to a spouse or partner
Example
Their marriage ended due to his infidelity.
Leur mariage a pris fin à cause de son infidélité.
C1 noun əˌkred.ɪˈteɪ.ʃən

accreditation

accréditation
Meaning
The action or process of officially recognizing someone or something as having a particular status or being qualified to perform a particular activity.
Example
Accreditation ensures institutional credibility.
L'accréditation garantit la crédibilité institutionnelle.
C1 adjective /ˈluː.mɪ.nəs/

Luminous

lumineux; brillant; éclatant
Meaning
bright; shining; emitting light; radiant
Example
The luminous stars filled the dark night sky.
Les étoiles lumineuses remplissaient le ciel nocturne sombre.
C1 noun /ˈɡæloʊz/

gallows

échafaud
Meaning
A structure used for hanging criminals who have been sentenced to death.
Example
The criminal was led to the gallows at dawn.
Le criminel a été emmené à l'échafaud à l'aube.
C1 noun /ˌprɑːfɪˈtɪr/

profiteer

profiteur
Meaning
a person who makes excessive profits, especially unfairly or illegally
Example
The government punished war profiteers.
Le gouvernement a puni les profiteurs de guerre.
C1 noun /zest/

Zest

enthousiasme; énergie et excitation; l'écorce extérieure d'un agrume
Meaning
great enthusiasm and energy; excitement and vigor; the outer peel of a citrus fruit
Example
She approached the new job with tremendous zest.
Elle a abordé le nouveau travail avec un grand enthousiasme.
C1 noun /kəˈlaɪdəˌskoʊp/

kaleidoscope

kaléidoscope
Meaning
A toy or instrument with mirrors and colored pieces that create changing patterns when rotated; also used metaphorically for a constantly changing sequence of patterns or elements.
Example
The city lights turned into a kaleidoscope of colors as the festival began.
Les lumières de la ville se sont transformées en un kaléidoscope de couleurs lorsque le festival a commencé.
C1 adjective /ˌθiːəˈlɒdʒɪkl/

theological

théologique
Meaning
Relating to the study of theology or religious belief.
Example
He wrote a theological paper on the concept of divine justice.
Il a écrit un article théologique sur le concept de justice divine.
C1 verb /ˈræŋɡl̩/

wrangle

disputer
Meaning
to argue or dispute noisily or angrily
Example
The two neighbors wrangled over the property line for hours.
Les deux voisins se sont disputés pendant des heures au sujet de la ligne de propriété.
C1 noun /ˌmiːtiəˈrɒlədʒi/

meteorology

météorologie
Meaning
The scientific study of the atmosphere and weather.
Example
He chose to specialize in meteorology to study weather patterns.
Il a choisi de se spécialiser en météorologie pour étudier les modèles climatiques.
C1 noun /ˌɪnflɛksɪˈbɪlɪti/

inflexibility

inflexibilité
Meaning
the quality of being rigid or unwilling to change; lack of adaptability
Example
The inflexibility of the rules caused unnecessary delays.
L’inflexibilité des règles a causé des retards inutiles.
C1 noun ˈlaɪv.li.hʊd

livelihood

moyen de subsistance
Meaning
A means of securing the necessities of life; a way of making a living.
Example
Fishing is the primary livelihood of coastal communities.
La pêche est le principal moyen de subsistance des communautés côtières.
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 /ˈbɛd.rɒk/

bedrock

fondation
Meaning
the solid rock layer beneath the soil; the fundamental basis of something
Example
Trust is the bedrock of a healthy relationship.
La confiance est la fondation d'une relation saine.
C1 verb /hjuːˈmɪlieɪt/

humiliate

humilier
Meaning
to make someone feel ashamed or foolish by injuring their dignity
Example
He was humiliated by his public failure.
Il a été humilié par son échec public.
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 noun /ˌɑːrbɪˈtreɪʃən/

arbitration

arbitrage
Meaning
the process of resolving a dispute through an impartial third party whose decision is binding; formal judgment outside a court
Example
The contract requires arbitration to settle any disputes.
Le contrat impose l’arbitrage pour régler tout différend.
C1 noun/verb /kruːˈseɪd/

crusade

croisade, campagne vigoureuse
Meaning
a vigorous campaign for a social, political, or religious cause; to fight passionately for a cause
Example
She has been crusading for women's rights all her life.
elle a lutté pour les droits des femmes toute sa vie.
C1 noun /ˌdɪsbɪˈliːvər/

disbeliever

incrédule
Meaning
a person who does not believe in something, especially a religion or idea
Example
He was called a disbeliever for rejecting the traditional faith.
Il a été appelé incrédule pour avoir rejeté la foi traditionnelle.
C1 verb /ˈæn.ɛks/

annex

annexer
Meaning
To take control of a territory and add it to one's own.
Example
The empire annexed the neighboring kingdom after the war.
L'empire a annexé le royaume voisin après la guerre.
C1 noun /ˈstaɪpend/

Stipend

allocation
Meaning
a fixed regular sum paid as a salary or allowance
Example
The research student receives a monthly stipend for living expenses.
L'étudiant en recherche reçoit une allocation mensuelle pour ses frais de subsistance.
C1 noun /ɪnˈkɒmpɪtəns/

incompetence

incompétence
Meaning
Lack of ability, skill, or effectiveness in doing something.
Example
The project failed due to the manager’s incompetence.
Le projet a échoué à cause de l'incompétence du manager.
C1 verb /ˈtɪpɪfaɪ/

typify

représenter
Meaning
to represent or be a typical example of something
Example
His leadership style typifies the new corporate culture.
Son style de leadership incarne la nouvelle culture d'entreprise.
C1 adjective ɪnˈkʌm.bənt

incumbent

obligatoire
Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
Il est obligatoire pour tous les citoyens d'obéir à la loi.
C1 adverb /ɪnˈdɛfɪnətli/

indefinitely

indéfiniment
Meaning
for an unlimited or unspecified period of time
Example
The project has been postponed indefinitely.
Le projet a été reporté indéfiniment.
C1 noun /ˌɛkstrəˈdɪʃən/

extradition

extradition
Meaning
the official process of sending someone accused of a crime to another country or state
Example
The extradition of the suspect was delayed due to legal issues.
L'extradition du suspect a été retardée en raison de problèmes juridiques.
C1 adjective ˌɪn.krəˈmen.təl

incremental

incrémental
Meaning
Relating to or denoting an increase or addition, especially one of a series on a fixed scale; proceeding in small stages.
Example
Incremental changes ensure sustainability.
Les changements incrémentaux assurent la durabilité.
C1 noun /doʊ/

doe

biche
Meaning
a female deer, especially an adult one
Example
The doe and her fawn were grazing in the meadow.
La biche et son faon paissaient dans la prairie.
C1 adjective /ˈlɪstləs/

listless

sans énergie
Meaning
lacking energy, enthusiasm, or interest
Example
She felt listless after working long hours without rest.
Elle se sentait sans énergie après avoir travaillé de longues heures sans repos.
C1 noun /ˌriː.dɪs.trɪˈbjuː.ʃən/

redistribution

redistribution
Meaning
The sharing of wealth or resources more equally among society.
Example
The government introduced a redistribution policy to reduce inequality.
Le gouvernement a introduit une politique de redistribution pour réduire les inégalités.
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 /ɪˌluːmɪˈneɪʃən/

illumination

éclairage
Meaning
the act of lighting something or making something clear
Example
The street was filled with bright illumination from the lamps.
La rue était éclairée par l'éclairage brillant des lampes.
C1 noun /sɛˈseɪʃən/

cessation

cessation
Meaning
The fact or process of ending or being brought to an end.
Example
There was a temporary cessation of hostilities.
Il y a eu une cessation temporaire des hostilités.
C1 adjective /ˌɪnɪkˈsplɪkəbl/

inexplicable

inexpliquable
Meaning
Impossible to explain or understand.
Example
The sudden disappearance of the file was inexplicable.
La disparition soudaine du fichier était inexpliquable.
C1 noun /ˈwɪtʃ.krɑːft/

witchcraft

sorcellerie
Meaning
the practice of magical skills, spells, and abilities
Example
In old times, many people believed in witchcraft.
Dans les temps anciens, de nombreuses personnes croyaient à la sorcellerie.
C1 verb/noun /ˈθrɒt.əl/

throttle

étrangler/contrôler la vitesse
Meaning
To choke or strangle; to control the flow of fuel or power in an engine.
Example
The driver throttled the engine to slow down the car.
Le conducteur a ralenti la voiture en réduisant la puissance du moteur.
C1 noun /ˈmuːdi.nəs/

moodiness

instabilité émotionnelle
Meaning
The state of being frequently subject to changes in mood, especially irritability or sadness.
Example
Her moodiness made it difficult to predict how she would react.
Son instabilité émotionnelle rendait difficile de prédire comment elle réagirait.
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 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 /səˈnɔːrəs/

sonorous

son sonore
Meaning
Deep, full, and rich in sound.
Example
The actor's sonorous voice filled the entire theater.
La voix sonore de l'acteur remplissait tout le théâtre.
C1 adjective /ˈtæti/

tatty

usé
Meaning
Worn out, shabby, or in poor condition.
Example
The sofa looked old and tatty after years of use.
Le canapé semblait vieux et usé après des années d'utilisation.
C1 adjective /pəˈroʊkiəl/

parochial

parroquial
Meaning
Having a limited or narrow outlook; relating to a parish.
Example
His parochial view prevented him from understanding global issues.
Sa vision paroissiale l'a empêché de comprendre les problèmes mondiaux.
C1 adjective /bəˈnɑːl/ or /ˈbeɪnəl/

banal

banal
Meaning
Lacking originality; boringly obvious and commonplace.
Example
His speech was full of banal clichés.
Son discours était plein de clichés banals.
C1 noun rɪˌkuːpərˈeɪʃən

recuperation

récupération
Meaning
The process of gradually recovering from illness or fatigue
Example
Rest is essential for recuperation after illness.
Le repos est essentiel pour la récupération après une maladie.
C1 adjective /ˈædʒ.aɪl/

agile

rapide et flexible
Meaning
able to move quickly and easily; quick and adaptable in thinking or action
Example
The startup team was agile in responding to market changes.
L'équipe de la startup a été agile en répondant aux changements du marché.
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 noun /ˌfəʊtəʊˈsɪnθɛtɪk ɪˈfɪʃənsi/

photosynthetic efficiency

efficacité photosynthétique
Meaning
The measure of how effectively plants convert light energy into chemical energy through the process of photosynthesis, directly affecting plant growth and crop yield.
Example
Improving photosynthetic efficiency can increase crop yields.
L'amélioration de l'efficacité photosynthétique peut augmenter les rendements des cultures.
C1 noun /ˈædʒʌŋkt/

adjunct

adjoint
Meaning
a thing added to something else as a supplementary part
Example
The professor worked as an adjunct at the university.
Le professeur travaillait comme adjoint à l'université.
C1 adjective /ˈɜːrθi/

earthy

terrestre / simple
Meaning
resembling or suggestive of earth or soil; simple, natural, and sometimes coarse
Example
The dish had a rich, earthy flavor from the mushrooms.
Le plat avait une saveur riche et terreuse provenant des champignons.
C1 adverb /ˌɪn.ədˈvɜːr.tənt.li/

Inadvertently

involontairement; par erreur
Meaning
without being aware of what you are doing; unintentionally; by mistake
Example
She inadvertently deleted the important file while cleaning her computer.
Elle a accidentellement supprimé le fichier important en nettoyant son ordinateur.
C1 noun /ˈbroʊkərɪdʒ/

brokerage

courtage
Meaning
A firm that acts as an intermediary between buyers and sellers, often charging a fee.
Example
The real estate brokerage helped them find a new home.
Le courtage immobilier les a aidés à trouver une nouvelle maison.
C1 noun /pəˈræl.ə.sɪs/

Paralysis

paralysie
Meaning
the loss of the ability to move part or all of the body; complete inability to act or function
Example
The accident left him with paralysis in his legs.
L'accident l'a laissé avec une paralysie dans les jambes.
C1 adjective /ɪˈræʃənəl/

irrational

irrationnel
Meaning
not logical or reasonable; lacking clear thought
Example
His fear of the dark was completely irrational.
Sa peur de l'obscurité était complètement irrationnelle.
C1 adjective /ˈhæloʊd/

hallowed

sacré
Meaning
regarded as holy or greatly respected
Example
They walked across the hallowed halls of the old university.
Ils ont traversé les sacrés couloirs de la vieille université.
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 /ɪˈniː.bri.eɪ.tɪd/

inebriated

ivrogne
Meaning
under the influence of alcohol; drunk
Example
He stumbled into the room completely inebriated.
Il est entré dans la pièce complètement ivre.
C1 verb /dɪˈluːd/

delude

tromper
Meaning
To mislead someone into believing something that is not true.
Example
He deluded himself into thinking he could win the race without training.
Il s'est trompé lui-même en pensant qu'il pouvait gagner la course sans s'entraîner.
C1 verb; noun /beltʃ/

belch

roter
Meaning
to expel air noisily from the stomach through the mouth; to emit or pour out suddenly and forcefully
Example
After drinking the soda, he belched loudly.
Après avoir bu le soda, il a roté bruyamment.
C1 noun /ˈdek.ə.dəns/

decadence

décadence
Meaning
Moral or cultural decline characterized by excessive indulgence in pleasure or luxury.
Example
The novel describes the decadence of the wealthy elite.
Le roman décrit la décadence de l'élite riche.
C1 noun /ˈpriː.tekst/

Pretext

prétexte
Meaning
a reason given in justification of a course of action that is not the real reason
Example
He used illness as a pretext to avoid the meeting.
Il a utilisé la maladie comme prétexte pour éviter la réunion.