artifice
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C2 noun /ˈɑːrtɪfɪs/

artifice

artifice
Meaning
clever or cunning devices or tricks used to deceive others
Example
The politician's charm was nothing but artifice.
Le charme du politicien n'était rien d'autre qu'un artifice.
C2 noun /əˈluː.vi.əm/

alluvium

alluvion
Meaning
Fertile soil deposited by flowing water, especially in riverbanks.
Example
The alluvium in riverbanks is highly fertile for agriculture.
L'alluvion sur les rives des rivières est très fertile pour l'agriculture.
C2 noun /əˈpɒfəsɪs/

apophasis

apophase
Meaning
A rhetorical device where the speaker brings up a subject by denying it or pretending to pass over it.
Example
The politician used apophasis by saying, 'I won’t even mention my opponent’s scandals.'
Le politicien a utilisé l'apophase en disant : « Je ne mentionnerai même pas les scandales de mon adversaire. »
C2 noun /əˈsɛt.ɪˌsɪz.əm/

asceticism

ascétisme, autodiscipline
Meaning
The practice of severe self-discipline and abstaining from indulgence, typically for religious or spiritual reasons.
Example
Asceticism has been a part of many religious traditions throughout history.
L'ascétisme a fait partie de nombreuses traditions religieuses à travers l'histoire.
C2 noun /əˈɡrɒnəmi/

agronomy

Agronomie
Meaning
The science and practice of soil management and crop production, focusing on the principles of plant and soil science to optimize agricultural productivity.
Example
Agronomy focuses on soil management and crop production.
L'agronomie se concentre sur la gestion des sols et la production de cultures.
C2 adjective /ˈæstrəl/

astral

astral
Meaning
Relating to the stars or to spiritual, non-physical realms.
Example
Some believe in astral projection, the ability to leave the body and travel spiritually.
Certains croient à la projection astrale, la capacité de quitter le corps et de voyager spirituellement.
C2 adjective /eɪˈrɪðmɪk/

arrhythmic

arythmique
Meaning
Lacking a regular rhythm or beat.
Example
The patient had an arrhythmic heartbeat.
Le patient avait un battement de cœur arythmique.
C2 noun /æbˈsɪʒən/

abscission

chute des feuilles
Meaning
The natural detachment of parts of a plant, typically leaves or fruit.
Example
The autumn season is marked by the abscission of leaves from trees.
La saison automnale est marquée par la chute des feuilles des arbres.
C2 adjective /ˌæl.ɪˈmen.tər.i/

alimentary

relatif à la digestion
Meaning
relating to nourishment or the organs of digestion
Example
The doctor explained the role of the alimentary canal in digestion.
Le médecin a expliqué le rôle du canal alimentaire dans la digestion.
C2 noun /ˈæl.ɪ.mənt/

aliment

aliment
Meaning
food or nourishment that sustains life
Example
Fruits and vegetables are important aliments for a healthy body.
Les fruits et légumes sont des aliments importants pour un corps sain.
C2 adjective /ɔːˈrɪfərəs/

auriferous

aurifère
Meaning
Containing or producing gold.
Example
The miners discovered an auriferous vein in the mountains.
Les mineurs ont découvert un filon aurifère dans les montagnes.
C2 noun /əˈpɒθəˌkɛri/

apothecary

apothicaire
Meaning
A historical term for a person who prepared and sold medicines and drugs.
Example
The village apothecary provided remedies for many common illnesses.
L'apothicaire du village a fourni des remèdes pour de nombreuses maladies courantes.
C2 noun /ˈæl.kə.laɪ ækt/

Alkali Act

Loi de l'Alcalinité
Meaning
A British law passed in 1863 to regulate the emission of hydrochloric acid gas from alkali works, representing one of the first pieces of environmental legislation.
Example
The Alkali Act of 1863 was one of the first environmental laws.
La Loi de l'Alcalinité de 1863 fut l'une des premières lois environnementales.
C2 noun ˌæɡ.roʊˈfɔːr.ɪ.stri

agroforestry

agroforesterie
Meaning
A land use management system in which trees or shrubs are grown around or among crops or pastureland.
Example
Agroforestry improves soil quality and crop yield.
L'agroforesterie améliore la qualité du sol et le rendement des cultures.
C2 noun /əˈdʌltərənt/

adulterant

adulterant
Meaning
a substance added to something else, often food or drink, to reduce its quality or strength
Example
The laboratory found an adulterant in the milk samples.
Le laboratoire a trouvé un adulterant dans les échantillons de lait.
C2 noun /ˈɛərəˌstæt/

aerostat

aérostat
Meaning
A lighter-than-air craft, such as a balloon, that is lifted by gas.
Example
The military used an aerostat for surveillance over the border.
L'armée a utilisé un aérostat pour la surveillance de la frontière.
C2 noun əˈkjuː.ə.ti

acuity

acuité
Meaning
Sharpness or keenness of thought, vision, or hearing.
Example
His intellectual acuity made him a brilliant scientist.
Son acuité intellectuelle faisait de lui un scientifique brillant.
C2 adjective /ˈæfərənt/

afferent

afférent
Meaning
carrying impulses toward a central organ or part, especially toward the brain or spinal cord
Example
Afferent nerves carry signals from the body to the brain.
Les nerfs afférents transportent des signaux du corps vers le cerveau.
C2 noun /ˈɑːrbər/

arbor

abri ombragé formé par des arbres ou des plantes grimpantes
Meaning
a shady garden shelter formed by trees, climbing plants, or latticework
Example
They rested under the arbor covered with roses.
Ils se reposaient sous l'arbor couvert de roses.
C2 verb /əˈdʌltəreɪt/

adulterate

adulterer
Meaning
to make something poorer in quality by adding another substance, usually of lower quality
Example
The company was fined for adulterating its products with cheap chemicals.
L'entreprise a été condamnée à une amende pour avoir adultéré ses produits avec des produits chimiques bon marché.
C2 noun /əˈmʊr/

amour

amour secret
Meaning
A secret or illicit love affair.
Example
The novel tells the story of a forbidden amour between two characters.
Le roman raconte l'histoire d'un amour interdit entre deux personnages.
C2 noun /əˈsɜːrbəti/

acerbity

acerbité
Meaning
bitterness or sharpness of tone, manner, or taste
Example
The acerbity of his remarks left everyone silent.
L'acerbité de ses remarques a laissé tout le monde en silence.
C2 verb əˈmiːljəreɪt

ameliorate

améliorer, perfectionner
Meaning
To make better; improve or enhance something.
Example
The new policies are designed to ameliorate living conditions.
Les nouvelles politiques sont conçues pour améliorer les conditions de vie.
C2 noun /ˈæsɪˌteɪt/

acetate

acétate
Meaning
a salt or ester of acetic acid; a synthetic material used in textiles and film
Example
The company produces acetate fibers for clothing.
L'entreprise produit des fibres d'acétate pour les vêtements.
C2 verb /əˈbɑː.mə.neɪt/

abominate

abominer
Meaning
to feel hatred or loathing for something
Example
She abominates cruelty to animals.
Elle abhorre la cruauté envers les animaux.
C2 noun /ˈeɪʒən siː bæs/

Asian sea bass

bar asiatique
Meaning
a large predatory fish found in coastal waters and estuaries of the Indo-Pacific region, prized for its white meat
Example
Asian sea bass is highly valued in aquaculture for its fast growth.
Le bar asiatique est très apprécié en aquaculture pour sa croissance rapide.
C2 noun /ˈæl.mɪ.rə/

Almirah

armoire
Meaning
a large cupboard or wardrobe used for storing clothes and other items
Example
I keep all my clothes in the wooden almirah.
Je garde tous mes vêtements dans l'armoire en bois.
C2 noun /əˈdɛndəm/

addendum

addenda
Meaning
an additional item or piece of information added at the end of a document or book
Example
The report included an addendum with updated statistics.
Le rapport incluait un addenda avec des statistiques mises à jour.
C2 verb /ˌænɪmədˈvɜːt/

animadvert

critiquer
Meaning
To comment critically or unfavorably.
Example
The teacher animadverted on the student's careless mistakes.
Le professeur a critiqué les erreurs négligentes de l'élève.
C2 noun /əˈpɜːrtənənsɪz/

appurtenances

accessoires
Meaning
Additional items or accessories associated with something, often used in a legal or property context.
Example
The house was sold along with all its appurtenances, including the garage and garden.
La maison a été vendue avec tous ses accessoires, y compris le garage et le jardin.
C2 adjective /æmˈbroʊʒiəl/

ambrosial

ambrosial
Meaning
Exceptionally pleasing to taste or smell; divine.
Example
The aroma of freshly baked bread was simply ambrosial.
L'arôme du pain fraîchement cuit était tout simplement ambrosial.
C2 noun /ˈæf.ə.rɪ.zəm/

aphorism

aphorisme
Meaning
a short, witty saying that expresses a general truth or principle
Example
He began his speech with an aphorism about life and success.
Il a commencé son discours par un aphorisme sur la vie et le succès.
C2 adjective /ˌæntɪdəˈluːviən/

antediluvian

désuet
Meaning
extremely old-fashioned; belonging to the time before the biblical flood
Example
His views on women are positively antediluvian.
Ses opinions sur les femmes sont positivement démodées.
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

aquaponie
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
L'aquaponie utilise l'eau efficacement en intégrant l'élevage de poissons et la culture de plantes.
C2 verb /əkˈsiːd/

accede

accéder
Meaning
to agree to a request, proposal, or demand; to assume an office or position
Example
The government finally acceded to the demands of the protesters.
Le gouvernement a finalement accédé aux demandes des manifestants.
C2 noun /ˈædʒ.ə.tənt/

Adjutant

cigogne adjoint
Meaning
a large water bird with long legs and neck, also known as adjutant stork
Example
The adjutant stork stood motionless in the shallow water.
La cigogne adjoint était immobile dans l'eau peu profonde.
C2 adjective əˈdrɔɪt

adroit

habile, astucieux, adroit
Meaning
clever or skillful in using the hands or mind.
Example
She is adroit at solving complex problems.
Elle est habile à résoudre des problèmes complexes.
C2 noun /ˈeɪʒən swɒmp iːl/

Asian swamp eel

anguille des marais asiatique
Meaning
a snake-like freshwater fish that can survive in muddy waters and is considered a delicacy in South Asian cuisine
Example
Asian swamp eel can breathe air and survive in shallow muddy waters.
L’anguille des marais asiatique peut respirer de l’air et survivre dans des eaux peu profondes et boueuses.
C2 adjective/adverb /ˌæ.prəˈpoʊ/

apropos

approprié
Meaning
Appropriate to the situation; relevant. As an adverb, it means 'with reference to' or 'regarding'.
Example
His comments were not apropos of the discussion.
Ses commentaires n'étaient pas appropriés à la discussion.
C2 noun /ˈænθrəsaɪt/

anthracite

charbon anthracite
Meaning
A hard, shiny form of coal that burns with little smoke and a high heat value.
Example
The factory used anthracite as its primary fuel source.
L'usine utilisait de l'anthracite comme source principale de combustible.
C2 adjective /əˈluːviəl/

alluvial

alluvial
Meaning
Relating to or derived from alluvium (loose soil or sediment deposited by rivers).
Example
The farmers cultivate crops on the fertile alluvial plains.
Les agriculteurs cultivent des cultures sur les plaines alluviales fertiles.
C2 verb /əˈɡræn.daɪz/

aggrandize

agrandir
Meaning
To increase the power, wealth, or importance of a person or entity.
Example
The politician tried to aggrandize himself through exaggerated claims.
Le politicien a essayé de s'aggrandir à travers des affirmations exagérées.
C2 verb /ˈæbnɪˌɡeɪt/

abnegate

abnéguer
Meaning
to deny or renounce something, especially a right or desire
Example
She chose to abnegate her personal interests for the sake of the team.
Elle a choisi d'abnéguer ses intérêts personnels pour le bien de l'équipe.
C2 adjective /ˌæn.θrə.pəˈdʒen.ɪk/

anthropogenic

anthropogénique
Meaning
Originating in human activity; caused by humans.
Example
Climate change is largely due to anthropogenic activities.
Le changement climatique est en grande partie dû à des activités anthropogéniques.
C2 adjective /əˈɡɒɡ/

agog

Meaning
Highly excited by eagerness, curiosity, or anticipation.
Example
The children were agog with excitement as they waited for the magician to appear.
C2 noun /əbˈdʌktər/

abductor

ravisseur
Meaning
a person who kidnaps or forcibly takes someone away
Example
The police arrested the abductor after a nationwide search.
La police a arrêté le ravisseur après une longue recherche.
C2 verb /ˌækwiˈɛs/

acquiesce

accepter sans protester
Meaning
to accept something reluctantly but without protest
Example
She decided to acquiesce to her parents’ wishes.
Elle a décidé d'accepter sans protester les souhaits de ses parents.
C2 verb /ænˈtɪpəθaɪz/

antipathize

antipathiser
Meaning
to feel or express a strong dislike or aversion toward something or someone
Example
He seemed to antipathize with the new management's approach.
Il semblait antipathiser avec l'approche de la nouvelle direction.
C2 noun /ˈæbɪs/

abbess

abbesse (femme responsable d'un couvent)
Meaning
the woman in charge of a convent of nuns
Example
The abbess welcomed the visitors to the convent.
L'abbesse a accueilli les visiteurs au couvent.
C2 verb /əˈsɪdɪfaɪ/

acidify

acidifier
Meaning
to make something acidic or more acidic
Example
Farmers worry that pollution will acidify the soil.
Les agriculteurs craignent que la pollution acidifie le sol.
C2 adjective /əˈdʌltəreɪtɪd/

adulterated

Meaning
describes food, drink, or medicine made weaker or impure by the addition of another substance
Example
Authorities seized adulterated drugs from the warehouse.
C2 adjective /ˌækrəˈmætɪk/

achromatic

achromatique
Meaning
without color; free from color
Example
The designer chose an achromatic palette of black, white, and gray.
Le designer a choisi une palette achromatique de noir, blanc et gris.
C2 noun /ˌeɪd də ˈkæmp/

aide-de-camp

officier militaire agissant comme assistant confident d'un officier supérieur
Meaning
A military officer acting as a confidential assistant to a senior officer.
Example
The general was accompanied by his aide-de-camp during the ceremony.
Le général était accompagné de son aide-de-camp lors de la cérémonie.
C2 noun /ˌæv.oʊˈkeɪ.ʃən/

avocation

loisir
Meaning
a hobby or minor occupation pursued in addition to one's main work
Example
Painting is his avocation after office hours.
La peinture est son loisir après les heures de bureau.
C2 verb /əˈleɪ/

allay

apaiser
Meaning
to reduce the intensity of fear, worry, or pain; to calm
Example
The teacher tried to allay the students’ fears before the exam.
L'enseignant a essayé de calmer les peurs des élèves avant l'examen.
C2 adverb /əˈskæns/

askance

d'un air méfiant
Meaning
With suspicion, mistrust, or disapproval.
Example
She looked askance at his unusual proposal.
Elle regarda sa proposition étrange d'un air méfiant.
C2 adjective /əˈsiːtɪk/

acetic

acétique
Meaning
relating to or containing acetic acid; sour or vinegary in taste or smell
Example
The acetic smell of vinegar filled the kitchen.
L'odeur acétique du vinaigre a rempli la cuisine.
C2 noun /ˈæktʃuˌɛri/

actuary

actuaire
Meaning
A professional who analyzes financial risk using mathematics, statistics, and financial theory, especially in insurance and pensions.
Example
The actuary calculated the risk before finalizing the insurance policy.
L'actuaire a calculé le risque avant de finaliser la police d'assurance.
C2 noun /ˌæriˈviːst/

arriviste

nouveau riche
Meaning
A person who has recently gained wealth or status but is considered arrogant or socially unsophisticated.
Example
The business world is full of ambitious arrivistes.
Le monde des affaires est rempli d’arrivistes ambitieux.
C2 noun /ˌær.əˈbesk/

arabesque

design orné
Meaning
a complex, ornate design featuring intertwined flowing lines, often used in architecture or ballet poses
Example
The ceiling was decorated with delicate arabesque patterns.
Le plafond était décoré de délicats motifs arabesques.
C2 noun /əˈfleɪtəs/

afflatus

inspiration divine
Meaning
a sudden divine inspiration or creative impulse
Example
The poet wrote the verses under a sudden afflatus of inspiration.
Le poète écrivit les vers sous une soudaine inspiration divine.
C2 noun /ˈiːsθiːt/ or /ˈɛsθiːt/

aesthete

esthète
Meaning
A person who has a special appreciation of art and beauty.
Example
The aesthete admired the subtle details of the painting.
L'esthète admirait les détails subtils de la peinture.
C2 noun /əˌɡlɒməˈreɪʃən/

agglomeration

agglomération
Meaning
A mass or collection of things, sometimes clustered together.
Example
The city is an agglomeration of diverse cultures and communities.
La ville est une agglomération de cultures et de communautés diverses.
C2 adjective /ˈeɪkwiəs/

aqueous

aqueux
Meaning
related to or containing water; watery
Example
The solution was in an aqueous form.
La solution était sous forme aqueuse.
C2 noun /əˈzeɪ.li.ə/

azalea

azalée
Meaning
a flowering shrub with brightly colored blooms, often grown ornamentally
Example
The garden was full of blooming azaleas in spring.
Le jardin était plein d'azalées en fleurs au printemps.
C2 adjective əˈsɪd.ju.əs

assiduous

assidu ou appliqué
Meaning
Showing great care and perseverance; diligent and hardworking.
Example
His assiduous efforts led to a successful career.
Ses efforts assidus l'ont conduit à une carrière réussie.
C2 noun /əˈreɪ.bi.ən ˈdʒæz.mɪn/

Arabian Jasmine

jasmin arabe
Meaning
A fragrant white flower native to South and Southeast Asia, commonly used in perfumes and religious ceremonies
Example
The Arabian jasmine filled the garden with its sweet fragrance.
Le jasmin arabe a rempli le jardin de son doux parfum.
C2 verb /əˈbæʃ/

abash

déconcerter
Meaning
to make someone feel embarrassed or ashamed
Example
Her sudden question seemed to abash him.
Sa question soudaine semblait le déstabiliser.
C2 adjective /ˌænθrəpəˈmɔːrfɪk/

anthropomorphic

anthropomorphique
Meaning
attributing human characteristics to non-human things, like animals or objects
Example
The cartoon shows an anthropomorphic cat walking on two legs.
Le dessin animé montre un chat anthropomorphique marchant sur deux pattes.
C2 verb /ˈɔːɡər/

augur

augurer
Meaning
To be a sign of something to come; to predict or foretell.
Example
Dark clouds augur a coming storm.
Des nuages sombres augurent une tempête à venir.
C2 adjective /ˌænθrəpəˈmɔːrfəs/

anthropomorphous

anthropomorphe
Meaning
having the form or attributes of a human
Example
The statue had an anthropomorphous shape resembling a human.
La statue avait une forme anthropomorphe ressemblant à un humain.
C2 adverb /əˈbɛd/

abed

au lit
Meaning
in bed
Example
She stayed abed all day due to illness.
Elle est restée au lit toute la journée à cause de la maladie.
C2 noun ˌæm.ɔː.tɪˈzeɪ.ʃən

amortization

amortissement
Meaning
The process of paying off debt with regular payments over time.
Example
The amortization schedule showed a 10-year repayment plan.
Le calendrier d'amortissement a montré un plan de remboursement sur 10 ans.
C2 noun /ˌædʒʊˈreɪʃən/

adjuration

supplication solennelle
Meaning
a solemn urging or appeal
Example
The priest made an adjuration for peace and unity.
Le prêtre a fait une supplication solennelle pour la paix et l'unité.
C2 adjective /əˈbɪs.əl/

abyssal

relatif à l'océan profond
Meaning
Related to or characteristic of the deep ocean, especially the zone below 4000 meters.
Example
Abyssal creatures survive in extreme pressure conditions.
Les créatures abyssales survivent dans des conditions de pression extrême.
C2 adjective /ˌæntɪˈmʌndeɪn/

antemundane

avant la création du monde
Meaning
Existing or occurring before the creation of the world.
Example
Some myths speak of an antemundane chaos before order was established.
Certains mythes parlent d'un chaos antémundane avant l'établissement de l'ordre.
C2 noun /ˌæfɛkˈteɪʃən/

affectation

affectation
Meaning
an unnatural behavior or speech intended to impress others
Example
Her British accent was just an affectation to sound sophisticated.
Son accent britannique n'était qu'une affectation destinée à paraître sophistiquée.
C2 adjective /əˈkwɪzətɪv/

acquisitive

Meaning
excessively interested in acquiring money or material things
Example
The acquisitive businessman bought every piece of land he could find.
C2 adjective /ˈædɪˌpoʊs/

adipose

adipeux
Meaning
Relating to or consisting of animal fat; fatty.
Example
The doctor explained that the tissue was mainly adipose in nature.
Le médecin a expliqué que le tissu était principalement adipeux par nature.
C2 adjective, adverb /əˈfʊt/

afoot

en cours
Meaning
In progress; happening or being prepared.
Example
There are several new projects afoot in the company.
Il y a plusieurs nouveaux projets en cours dans l'entreprise.
C2 noun /ˌætəlˈjeɪ/

atelier

atelier (studio d'un artiste ou designer)
Meaning
A workshop or studio, especially for an artist or designer.
Example
The painter invited us to his atelier to view his new collection.
Le peintre nous a invités à son atelier pour voir sa nouvelle collection.
C2 noun /ˌæs.əˈfet.ɪ.də/

Asafoetida

asafoetida
Meaning
a pungent spice derived from the resin of a plant, commonly used in Indian cooking
Example
A pinch of asafoetida adds a distinctive flavor to the lentil curry.
Une pincée d'asafoetida ajoute une saveur distinctive au curry de lentilles.
C2 adjective /ˈæʒər/

azure

azur
Meaning
A bright blue color like that of a clear sky.
Example
The clear sky was painted in a deep shade of azure.
Le ciel clair était peint d'une teinte profonde d'azur.
C2 verb /əˈniːl/

anneal

durcir par la chaleur
Meaning
To heat and cool metal or glass to make it stronger or less brittle.
Example
The blacksmith annealed the steel to improve its durability.
Le forgeron a anilé l'acier pour améliorer sa durabilité.
C2 adjective /ˌæm.bɪˈdɛk.strəs/

ambidextrous

ambidextre
Meaning
Able to use both hands equally well, or versatile in abilities.
Example
Being ambidextrous can be beneficial in sports.
Être ambidextre peut être bénéfique dans les sports.
C2 noun /əkˈsɛʃən/

accession

accession au trône / acceptation d'un traité
Meaning
the attainment of a position of rank or power, especially a monarch or president; the formal acceptance of an agreement or treaty
Example
The king's accession to the throne was celebrated with great ceremony.
L'accession du roi au trône a été célébrée avec grande cérémonie.
C2 noun /ˈæpəˌsteɪt/

apostate

apostat
Meaning
A person who renounces a religious or political belief or principle.
Example
He was labeled an apostate after abandoning the faith of his community.
Il a été étiqueté comme apostat après avoir abandonné la foi de sa communauté.
C2 adjective /əˈfɔːrsed/

Aforesaid

précédemment mentionné
Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
Les conditions précédemment mentionnées doivent être remplies avant l'approbation.
C2 verb /əˈvaʊtʃ/

avouch

affirmer
Meaning
to affirm or assert something as true
Example
He avouched his innocence before the judge.
Il a affirmé son innocence devant le juge.
C2 verb /əˈvɜːr/

aver

affirmer
Meaning
to state or assert something confidently and strongly
Example
She averred that she was innocent.
Elle affirmait qu'elle était innocente.
C2 adjective /əˈsɪdjʊləs/

acidulous

légèrement acide ou amer
Meaning
slightly sour or sharp in taste or manner
Example
The critic wrote an acidulous review of the movie.
Le critique a écrit une critique acide du film.
C2 adjective /ˈæsənənt/

assonant

assonant
Meaning
Having or characterized by assonance; repeating similar vowel sounds.
Example
The poem is filled with assonant words that create a musical rhythm.
Le poème est rempli de mots assonants qui créent un rythme musical.
C2 noun /æmˈbroʊʒə/

ambrosia

ambroisie
Meaning
The food of the gods in classical mythology; something extremely pleasing to taste or smell.
Example
The dessert was so delicious that it tasted like ambrosia.
Le dessert était tellement délicieux qu'il avait le goût d'ambrosia.
C2 adverb /əˈsɪdʒuəsli/

assiduously

assidûment
Meaning
with great care and persistence
Example
He worked assiduously to complete the project before the deadline.
Il a travaillé assidûment pour terminer le projet avant la date limite.
C2 adjective /ˈæpəzɪt/

apposite

approprié
Meaning
highly appropriate or relevant to what is being discussed
Example
Her remark was particularly apposite to the situation.
Son commentaire était particulièrement approprié à la situation.
C2 noun /əbˈhɒrəns/

abhorrence

abhorrence
Meaning
a feeling of strong disgust or hatred
Example
He expressed his abhorrence of racial discrimination.
Il a exprimé son abhorrence de la discrimination raciale.
C2 noun ˈɔː.tɑː.ki

autarky

autarcie, autosuffisance
Meaning
Economic independence or self-sufficiency; a policy of establishing a self-sufficient national economy.
Example
Some nations aim for autarky to reduce reliance on imports.
Certaines nations visent l'autarcie pour réduire leur dépendance aux importations.
C2 verb /əˈbreɪd/

abrade

usiner par friction
Meaning
to scrape or wear away the surface by friction or erosion
Example
The rough cloth can easily abrade the skin.
Le tissu rugueux peut facilement user la peau.
C2 adjective /ˈæsɪnaɪn/

asinine

absurde
Meaning
Extremely foolish or stupid.
Example
It was an asinine idea to drive into the storm without checking the weather.
C'était une idée absurde de conduire dans la tempête sans vérifier la météo.
C2 adjective /ɔːˈrɪkjʊlər/

auricular

relatif à l'oreille
Meaning
Relating to the ear or hearing.
Example
The doctor used an auricular thermometer to check the patient's temperature.
Le médecin a utilisé un thermomètre auriculaire pour vérifier la température du patient.
C2 noun, verb /əˈfrʌnt/

affront

affront
Meaning
An action or remark that causes outrage or offense.
Example
He took her criticism as a personal affront.
Il a pris sa critique comme un affront personnel.
C2 verb /ˈæktʃueɪt/

actuate

activer
Meaning
to put into action or motion; to motivate or activate
Example
The engineer actuated the machine with a simple switch.
L'ingénieur a activé la machine avec un simple interrupteur.
C2 verb /əˈdʒʌdʒ/

adjudge

juger
Meaning
to consider or declare officially in a legal or formal manner
Example
He was adjudged guilty by the court.
Il a été déclaré coupable par le tribunal.
C2 noun /ˌɛərəˈstætɪks/

aerostatics

aérostatique
Meaning
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
Example
Aerostatics is essential for understanding how balloons float.
L'aérostatique est essentielle pour comprendre comment les ballons flottent.
C2 verb /əˈpraɪz/

apprise

informer
Meaning
to inform or notify someone
Example
The manager will apprise the staff of the new policies.
Le responsable informera le personnel des nouvelles politiques.
C2 adjective /ˌævəˈrɪʃəs/

avaricious

avide
Meaning
having or showing extreme greed for wealth or material gain
Example
The avaricious landlord increased the rent unfairly.
Le propriétaire avide a augmenté le loyer de manière injuste.
C2 adjective /əˈvʌŋkjələr/

avuncular

sympathique comme un oncle
Meaning
kind and friendly, like an uncle
Example
He had an avuncular manner that made everyone feel comfortable.
Il avait une manière avunculaire qui mettait tout le monde à l'aise.
C2 noun /ˈeɪ.viˌɛr.i/

aviary

volière
Meaning
a large enclosure for keeping birds
Example
The zoo built a new aviary for exotic parrots.
Le zoo a construit une nouvelle volière pour les perroquets exotiques.
C2 adjective /ɔːˈrɔːrəl/

auroral

relatif à l'aurore
Meaning
Relating to or resembling the aurora, especially the northern lights.
Example
The scientists observed auroral activity in the night sky.
Les scientifiques ont observé une activité aurorale dans le ciel nocturne.
C2 noun /əˈpɜːrtənəns/

appurtenance

accessoire / élément supplémentaire
Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
Le garage est un accessoire de la maison principale.
C2 noun /ˈɑːrkeɪˌɪzəm/

archaism

archaïsme
Meaning
a word, expression, or style of language that is no longer in everyday use
Example
The poem is full of archaisms that give it an old-fashioned flavor.
Le poème est plein d'archaïsmes qui lui donnent un goût ancien.
C2 noun /ˈɑːm.lət/

Armlet

bracelet de bras
Meaning
a band worn around the upper arm as an ornament
Example
The traditional dancer wore golden armlets that gleamed in the spotlight.
La danseuse traditionnelle portait des bracelets dorés qui brillaient sous les projecteurs.
C2 adjective /ɔːˈɡʌst/

august

auguste
Meaning
Respected and impressive; inspiring reverence or admiration.
Example
The king entered the hall with an august presence.
Le roi entra dans la salle avec une présence auguste.
C2 verb /ˈæmərˌtaɪz/

amortize

amortir
Meaning
To gradually reduce or pay off a debt with regular payments.
Example
They plan to amortize the mortgage over 20 years.
Ils prévoient d'amortir l'hypothèque sur 20 ans.
C2 verb /ˌæntɪˈsiːd/

antecede

précéder
Meaning
to come before in time or order
Example
A short introduction usually antecedes the main text.
Une courte introduction précède généralement le texte principal.
C2 verb /ˈæpɪtaɪz/

appetize

stimuler l’appétit
Meaning
to stimulate the appetite; to make someone eager or interested
Example
The aroma of fresh bread will appetize the guests before dinner.
L’odeur du pain frais va stimuler l’appétit des invités.
C2 noun /ˌæpəˈzɪʃən/

apposition

apposition (grammaire parallèle)
Meaning
a grammatical construction in which two elements are placed side by side, with one explaining the other
Example
In the phrase 'my friend John,' the word 'John' is in apposition to 'my friend.'
Dans l'expression 'mon ami Jean', le mot 'Jean' est en apposition à 'mon ami'.
C2 noun /ˈæmpərˌsænd/

ampersand

esperluette
Meaning
The symbol '&' used to represent the word 'and'.
Example
Use an ampersand instead of writing the word 'and' in the company name.
Utilisez une esperluette au lieu d'écrire le mot 'et' dans le nom de l'entreprise.
C2 noun /əˈmɛrɪkəˌnɪzəm/

americanism

américanisme
Meaning
A word, phrase, or practice characteristic of American English or culture.
Example
The term 'sidewalk' is an Americanism, while 'pavement' is used in British English.
Le terme « sidewalk » est un américanisme, tandis que « pavement » est utilisé dans l'anglais britannique.
C2 adjective /ˈæfəbəl/

affable

affable
Meaning
friendly, easy to talk to, and pleasant in manner
Example
He is such an affable host that everyone feels comfortable at his parties.
C'est un hôte tellement affable que tout le monde se sent à l'aise à ses fêtes.
C2 noun (plural) /ˈɔːspɪsɪz/

auspices

auspice
Meaning
Patronage, support, or guidance, often used in the phrase 'under the auspices of'.
Example
The conference was held under the auspices of the United Nations.
La conférence a eu lieu sous les auspices des Nations Unies.