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C2 noun /ˈmɪsɪv/

missive

missive
Meaning
a written message, especially a formal or official letter
Example
He sent a long missive to the governor.
Il a envoyé une longue missive au gouverneur.
C2 noun /fɪntʃ/

finch

pinson (petit oiseau chanteur)
Meaning
a small songbird with a short, stout bill
Example
A colorful finch perched on the branch singing sweetly.
Un pinson coloré s'est posé sur la branche chantant doucement.
C2 noun /ˈmɪstəs/

Mengra / Mystus

silure bagride
Meaning
a genus of catfish found in Asia, commonly known as bagrid catfish
Example
The mystus fish is commonly found in rivers and streams of South Asia.
Le poisson Mystus se trouve couramment dans les rivières et les ruisseaux d'Asie du Sud.
C2 noun /kəˈlɒsəs/

colossus

colosse
Meaning
A person or thing of enormous size, importance, or ability.
Example
Einstein was a colossus in the world of science.
Einstein était un colosse dans le monde de la science.
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 /kəˈlɒsəti/

callosity

peau épaissie
Meaning
A thickened or hardened area of skin; insensitivity or hardness of character.
Example
Years of manual labor left callosity on his hands.
Des années de travail manuel ont laissé de la callosité sur ses mains.
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 noun /kəˈbɑːdi/

kabadi

ferrailleur
Meaning
a person who collects and sells scrap or recyclable materials, especially in South Asia
Example
The kabadi came every week to collect old newspapers and bottles.
Le ferrailleur collecte des objets usagés.
C2 noun /ˈjoʊkəl/

yokel

paysan
Meaning
An uneducated and unsophisticated person from the countryside; a bumpkin.
Example
The city folks laughed at the yokel's simple ways.
Les citadins se sont moqués des manières simples du paysan.
C2 noun /ˌhaɪdrəˈstætɪks/

hydrostatics

hydrostatique
Meaning
The branch of science concerned with the mechanical properties of fluids at rest.
Example
Hydrostatics is essential in understanding how dams and reservoirs function.
L'hydrostatique est essentielle pour comprendre comment fonctionnent les barrages et les réservoirs.
C2 adjective /ˈven.tʃər.əs/

Venturous

aventurier; audacieux
Meaning
willing to take risks; adventurous; bold
Example
The venturous explorer climbed the dangerous mountain.
L'explorateur audacieux a grimpé la montagne dangereuse.
C2 noun /ˈkɒrənɛt/

coronet

petite couronne
Meaning
a small crown, especially one worn by a prince, princess, or noble
Example
She wore a delicate coronet on her head for the ceremony.
Elle portait une délicate petite couronne sur sa tête pour la cérémonie.
C2 adjective /ˈɛkstənt/

extant

existent
Meaning
Still in existence; surviving.
Example
Only a few manuscripts from the ancient library are extant.
Seules quelques manuscrits de l'ancienne bibliothèque sont encore existants.
C2 noun /bɪər/

bier

châssis funéraire
Meaning
a frame or stand on which a coffin or body is placed before burial or cremation
Example
The coffin was placed on the bier during the funeral service.
Le cercueil a été placé sur le châssis funéraire pendant le service funéraire.
C2 adjective /ˈbrɔːni/

brawny

musclé
Meaning
Physically strong and muscular.
Example
The brawny man lifted the heavy box with ease.
L'homme musclé a soulevé la boîte lourde avec facilité.
C2 noun /ˈreɪləri/

raillery

moqueries amicales
Meaning
good-humored teasing or joking
Example
Their friendship was full of light-hearted raillery.
Leur amitié était pleine de railleries légères.
C2 noun /naɪt ˈdʒæz.mɪn/

Night-jesmine

jasmin de nuit
Meaning
a fragrant flowering tree that blooms at night with small white flowers
Example
The night-jasmine tree blooms only after sunset with its tiny white flowers.
Le jasmin de nuit fleurit seulement après le coucher du soleil avec ses petites fleurs blanches.
C2 noun /pəˈlɛmɪks/

polemics

polémique
Meaning
the art or practice of engaging in controversial debate or dispute
Example
The conference was full of polemics on economic reforms.
La conférence était pleine de polémiques sur les réformes économiques.
C2 verb /kənˈsɪlieɪt/

conciliate

concilier
Meaning
to stop someone from being angry; to win over by friendly acts
Example
He tried to conciliate the angry customer with an apology.
Il a essayé de concilier le client en colère avec des excuses.
C2 noun /ˌhjuː.mɪ.fɪˈkeɪ.ʃən/

humification

humification
Meaning
The process of organic matter decomposition to form humus in soil.
Example
Humification enhances soil structure and fertility.
L'humification améliore la structure et la fertilité du sol.
C2 noun /ˌpɛkəˈdɪloʊ/

peccadillo

petite erreur
Meaning
a small or minor fault or sin
Example
Forgetting to call was just a small peccadillo, not a serious mistake.
Oublier de téléphoner était juste une petite erreur, pas une grosse faute.
C2 noun /dɪˈpɔːrtmənt/

deportment

comportement
Meaning
A person's behavior or manners, especially in a formal situation.
Example
Her deportment during the ceremony impressed everyone.
Son comportement pendant la cérémonie a impressionné tout le monde.
C2 adjective /kwaɪˈesnt/

Quiescent

inactif; calme; paisible;
Meaning
quiet; peaceful; inactive; dormant; at rest
Example
The volcano has been quiescent for over a century.
Le volcan est resté inactif pendant plus d'un siècle.
C2 verb /prəˈpɪʃieɪt/

propitiate

apaiser
Meaning
to win or regain the favor of someone by doing something that pleases them
Example
He offered gifts to propitiate the angry gods.
Il a offert des cadeaux pour apaiser les dieux en colère.
C2 noun /kɒnˌtek.stʃu.ə.laɪˈzeɪ.ʃən/

contextualization

contextualisation
Meaning
The process of placing something in its proper context or setting to understand it better.
Example
Contextualization of historical events helps students understand them better.
La contextualisation des événements historiques aide les étudiants à mieux les comprendre.
C2 noun /ˈvaɪəl/

viol

un type d'instrument à cordes ancien
Meaning
A stringed musical instrument of the Renaissance and Baroque periods, played with a bow and similar to but distinct from the violin family.
Example
The musician played an old viol in the chamber music concert.
Le musicien a joué un vieux viall dans le concert de musique de chambre.
C2 noun /ˈkɒŋ.kɔː.dæt/

concordat

concordat
Meaning
An agreement or treaty, especially between the Vatican and a secular government.
Example
The concordat established the rights of the church within the country.
Le concordat a établi les droits de l'église dans le pays.
C2 verb /ɪˈluːmɪn/

illumine

illuminer
Meaning
to light up or make clear
Example
The rising sun illumined the mountain peaks.
Le soleil levant illumina les cimes des montagnes.
C2 verb /əˈsɛvəˌreɪt/

asseverate

affirmer
Meaning
to affirm or declare positively and earnestly
Example
He asseverated that he had never seen the man before.
Il a affirmé qu'il n'avait jamais vu l'homme avant.
C2 noun /daɪn/

dyne

unité de force (système cgs)
Meaning
A unit of force in the centimeter-gram-second (cgs) system equal to 10⁻⁵ newtons.
Example
The physicist measured the force in dynes.
Le physicien a mesuré la force en dynes.
C2 adjective /ˌʌnprəˈpɪʃəs/

unpropitious

défavorable
Meaning
Not giving or indicating a good chance of success; unfavorable.
Example
The team began their journey under unpropitious weather conditions.
L'équipe a commencé son voyage sous des conditions météorologiques défavorables.
C2 adjective /ˈɜːrsaɪn/

ursine

ursidé
Meaning
Relating to or resembling a bear.
Example
The man’s ursine strength amazed everyone.
La force ursidé de l'homme a étonné tout le monde.
C2 adjective /juːˈʒʊəriəs/

usurious

usuraire
Meaning
Charging excessively high interest rates on loans.
Example
The bank was accused of offering loans at usurious rates.
La banque a été accusée d'offrir des prêts à des taux usuraires.
C2 adjective /ˈfrɛtfəl/

fretful

agité
Meaning
Feeling or showing distress or irritation.
Example
The baby was fretful all night and could not sleep.
Le bébé était agité toute la nuit et n'a pas pu dormir.
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 /ɪmˈpʌlʃən/

impulsion

impulsion
Meaning
a strong urge or drive to act; the act of impelling
Example
His impulsion to travel made him leave his job suddenly.
Son impulsion de voyager l'a poussé à quitter son travail soudainement.
C2 adjective /ˈlɪsəm/

lissome

mince, souple et gracieux en mouvement
Meaning
Thin, supple, and graceful in movement.
Example
The dancer moved with a lissome elegance.
La danseuse se déplaçait avec une élégance lissome.
C2 adjective /ɪˈnɪm.ɪ.tə.bəl/

inimitable

inimitable
Meaning
So good or unusual as to be impossible to copy; unique.
Example
His inimitable writing style made him a literary legend.
Son style d'écriture inimitable a fait de lui une légende littéraire.
C2 adjective /ˈluːsənt/

lucent

lumineux
Meaning
shining or glowing with light
Example
The lucent stars brightened the night sky.
Les étoiles lumineuses ont illuminé le ciel nocturne.
C2 adjective /ˈtɪd.li/

Tiddley

légèrement ivre; petit ou minuscule
Meaning
slightly drunk; small or tiny
Example
After a few drinks, he felt a bit tiddley.
Après quelques verres, il se sentit un peu tiddley.
C2 noun /ˈlev.ɪ.ti/

Levity

légèreté; frivolité; manque de respect
Meaning
humor or frivolity, especially the treatment of a serious matter with humor or in a manner lacking due respect
Example
The levity in the courtroom was inappropriate.
La légèreté dans la salle d'audience était inappropriée.
C2 noun /ˈɪndələns/

indolence

indolence
Meaning
Avoidance of activity or exertion; laziness.
Example
His indolence kept him from finishing the project on time.
Son indolence l'a empêché de terminer le projet à temps.
C2 noun/verb /ˈkætˌkɔːl/

catcall

sifflements ou cris de désapprobation ou de harcèlement sexuel
Meaning
A loud whistle or shout of disapproval or sexual harassment directed at someone.
Example
The actress ignored the catcalls from the crowd.
L'actrice a ignoré les catcalls de la foule.
C2 noun /ˈdeɪ.mæn/

day-man

travailleur journalier
Meaning
a worker employed by the day; a day laborer
Example
The farmer hired a day-man to help with the harvest.
Le fermier a embauché un travailleur journalier pour aider à la récolte.
C2 noun /ˈlɪmərɪk/

limerick

un poème humoristique en cinq vers
Meaning
a humorous five-line poem with a specific rhythm and rhyme scheme (AABBA).
Example
She recited a funny limerick at the party.
Elle a récité un limerick amusant à la fête.
C2 noun /lɔːˈdeɪʃən/

laudation

éloges
Meaning
The act of praising or expressing approval.
Example
The poet received much laudation for his moving verses.
Le poète a reçu de nombreux éloges pour ses vers émouvants.
C2 adjective /ˈdʒen.ɪ.tɪv/

genitive

génitif
Meaning
relating to or denoting a case of nouns and pronouns indicating possession
Example
In English, the genitive case is often shown with an apostrophe and 's'.
En anglais, le cas génitif est souvent indiqué par un apostrophe et un 's'.
C2 adjective /ˌɑːrbəˈrɛsənt/

arborescent

arborescent
Meaning
having the appearance or characteristics of a tree; tree-like
Example
The coral had an arborescent form that resembled a miniature forest.
Le corail avait une forme arborescente qui ressemblait à une petite forêt.
C2 adjective /ʌnˈlɛtəd/

unlettered

analphabète
Meaning
lacking education or the ability to read and write; illiterate
Example
The unlettered villagers relied on oral traditions to preserve their history.
Les villageois analphabètes dépendaient des traditions orales pour préserver leur histoire.
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 noun /ˌrɛv.əˈkeɪ.ʃən/

revocation

révocation
Meaning
The act of officially canceling or withdrawing something.
Example
The court ordered the revocation of his license.
Le tribunal a ordonné la révocation de sa licence.
C2 verb /ˈpɒntɪfɪkeɪt/

pontificate

parler ou agir de manière pompeuse ou dogmatique; officier en tant que pontife
Meaning
to speak or act in a pompous or dogmatic way; to officiate as a pontiff
Example
He pontificated on the importance of education for over an hour.
Il a pontifié pendant plus d'une heure sur l'importance de l'éducation.
C2 adjective /ˌɪɡ.nəˈmɪn.i.əs/

ignominious

ignominieux
Meaning
Marked by shame, disgrace, or humiliation.
Example
The team suffered an ignominious defeat in the finals.
L'équipe a subi une défaite ignominieuse en finale.
C2 adjective /ˈlæŋɡwɪd/

Languid

languide; paresseux; faible
Meaning
lacking energy or vitality; slow and relaxed; weak or faint
Example
After the long journey, she felt languid and needed to rest.
Après le long voyage, elle se sentait languissante et avait besoin de repos.
C2 noun /məˈʃiː.nɪst/

machinist

machiniste
Meaning
a person who operates machine tools or makes and repairs machines
Example
The machinist carefully adjusted the gears on the lathe.
Le machiniste a ajusté soigneusement les engrenages sur le tour.
C2 verb /ɪnˈtwaɪn/

entwine

entrelaçer
Meaning
to twist or wind together; to become closely connected or involved
Example
The vines entwine around the old fence.
Les vignes s'enroulent autour de la vieille clôture.
C2 adjective /ˈvɔːntɪd/

vaunted

excessivement vanté
Meaning
praised or boasted about, especially excessively
Example
The vaunted technology failed to deliver the expected results.
La technologie excessivement vantée n'a pas donné les résultats attendus.
C2 noun /ɪnˌtɜːrpəˈleɪʃən/

interpolation

interpolation
Meaning
The act of inserting something into a text or estimating values within a sequence of data.
Example
The scientist used interpolation to predict the missing data points.
Le scientifique a utilisé l'interpolation pour prédire les points de données manquants.
C2 noun /ˈsaɪnɪkjʊər/

sinecure

emploi facile
Meaning
a position requiring little or no work but giving financial benefit or status
Example
He was given a sinecure at the university as a reward for his loyalty.
Il a obtenu un emploi facile à l'université en récompense de sa loyauté.
C2 verb /səˈbɔːrn/

suborn

suborner
Meaning
to bribe or induce someone unlawfully to perform an act, especially to commit perjury
Example
The lawyer was accused of trying to suborn a witness.
L'avocat a été accusé d'avoir tenté de suborner un témoin.
C2 adjective /ˌhaɪpərˈbɔːriən/

hyperborean

hyperboréen
Meaning
Relating to the extreme north; very cold or frigid.
Example
The explorers prepared for the hyperborean climate of the Arctic.
Les explorateurs se sont préparés pour le climat hyperboréen de l'Arctique.
C2 noun /ˈdʒɪŋɡoʊɪst/

jingoist

jingoïste
Meaning
a person who supports jingoism; an extreme nationalist with aggressive foreign policies
Example
He was labeled a jingoist for his extreme views.
Il a été qualifié de jingoïste pour ses vues extrêmes.
C2 adjective /əˈɡeɪp/ or /əˈɡɑːp/

agape

bouche bée
Meaning
With the mouth wide open in surprise or wonder.
Example
She stood agape at the breathtaking view.
Elle resta bouche bée devant la vue à couper le souffle.
C2 adjective /ˈfʌndʒəbl/

fungible

fongible
Meaning
interchangeable; able to replace or be replaced by another identical item
Example
In finance, money is considered a fungible asset.
En finance, l'argent est considéré comme un actif fongible.
C2 verb /læmˈbeɪst/

lambaste

réprimander sévèrement
Meaning
to criticize someone or something harshly; to reprimand severely
Example
The teacher lambasted the students for not completing their homework.
Le professeur a sévèrement réprimandé les étudiants pour ne pas avoir fait leurs devoirs.
C2 adjective /ˈsteɪ.dʒi/

stagy

trop théâtral
Meaning
Overly theatrical, artificial, or exaggerated in manner or style.
Example
Her performance felt stagy and unnatural.
Sa performance semblait trop théâtrale et artificielle.
C2 adjective ɪnˈdɒm.ɪ.tə.bəl

indomitable

indomptable
Meaning
Impossible to subdue or defeat.
Example
Her indomitable spirit helped her overcome adversity.
Son esprit indomptable l'a aidée à surmonter l'adversité.
C2 noun /ˌpæl.ənˈkiːn/

Palanquin

palanquin
Meaning
a covered chair or bed carried on poles by bearers
Example
The bride was carried to the wedding ceremony in an ornate palanquin.
La mariée a été transportée à la cérémonie de mariage dans un palanquin orné.
C2 verb /dɪˈmɜːr/

demur

objecter
Meaning
to raise doubts, objections, or show reluctance
Example
She agreed to help without demur.
Elle accepta d'aider sans objection.
C2 noun /ˈhɛʃ.ən/

Hessian

toile de jute
Meaning
a strong coarse fabric made from jute or hemp, used for sacks and wrapping
Example
The farmer stored grain in hessian sacks.
Le fermier a stocké des grains dans des sacs en toile de jute.
C2 noun /roʊˈtʌn.də/

rotunda

bâtiment circulaire
Meaning
a large circular building or hall, often with a dome
Example
Tourists gathered inside the grand rotunda of the capitol.
Les touristes se sont réunis à l'intérieur de la grande rotonde du capitole.
C2 verb /ˌdɪsɪnˈfræntʃaɪz/

disenfranchise

priver des droits
Meaning
To deprive someone of the right to vote or other rights.
Example
The new law could disenfranchise thousands of voters.
La nouvelle loi pourrait priver des milliers d'électeurs de leurs droits.
C2 adjective /ˌɪrɪˈmiːdiəbl̩/

irremediable

irrémédiable
Meaning
Impossible to cure, repair, or remedy.
Example
The damage to the ancient manuscript was irremediable.
Les dommages au manuscrit ancien étaient irrémédiables.
C2 noun /ˈfɜːrðərəns/

furtherance

avancement
Meaning
The advancement or promotion of something.
Example
The new policy was introduced in furtherance of social justice.
La nouvelle politique a été introduite en vue de la justice sociale.
C2 adjective /məˈlɛfɪsənt/

maleficent

maléfique
Meaning
Causing harm or destruction, especially by supernatural means.
Example
The maleficent witch cursed the young princess.
La sorcière maléfique a maudit la jeune princesse.
C2 noun /ˈvæsəl/

vassal

vassal
Meaning
A person or country in a subordinate position to another, especially in feudal times under a lord.
Example
The king granted land to his vassal in return for loyalty and service.
Le roi a accordé des terres à son vassal en échange de loyauté et de service.
C2 noun /ˌænɪmædˈvɜːʒən/

animadversion

critique
Meaning
Strong criticism or censure.
Example
The policy attracted severe animadversion from the public.
La politique a attiré une critique sévère du public.
C2 adjective /ˈmæk.jʊˌleɪ.tɪd/

maculated

maculé
Meaning
Spotted or stained; marked with blemishes.
Example
The maculated surface of the old mirror gave it a unique charm.
La surface maculée du vieux miroir lui donna un charme unique.
C2 adjective /prəˈpɪʃəs/

propitious

propice
Meaning
giving or indicating a good chance of success; favorable
Example
The sunny weather was a propitious start to the picnic.
Le temps ensoleillé était un début propice pour le pique-nique.
C2 noun /ˌɔːrnɪˈθɑːlədʒi/

ornithology

ornithologie
Meaning
the scientific study of birds
Example
She pursued ornithology to understand the migration patterns of birds.
Elle a poursuivi l'ornithologie pour comprendre les schémas de migration des oiseaux.
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 /ɜːrˈbænɪti/

urbanity

urbanité
Meaning
refined courtesy, elegance, and sophistication in manner
Example
Her urbanity made her popular among diplomats and leaders.
Son urbanité la rendait populaire parmi les diplomates et les dirigeants.
C2 adjective /rɪˈkʌmbənt/

recumbent

couché
Meaning
lying down or in a resting position
Example
He was found recumbent on the sofa after a long day.
Il a été trouvé allongé sur le canapé après une longue journée.
C2 adjective /suːˈpɜːrnəl/

supernal

céleste
Meaning
Relating to the heavens; celestial or divine.
Example
The painting captured a supernal beauty that felt otherworldly.
La peinture a capturé une beauté céleste qui semblait d'un autre monde.
C2 noun /ˈbɜːrdʒɪs/

burgess

citoyen de la ville
Meaning
A citizen of a town or borough with full rights of citizenship.
Example
In medieval times, a burgess had the right to vote and hold property.
Au Moyen Âge, un bourgeois avait le droit de voter et de posséder des biens.
C2 adjective /ˌɪnfɪnɪˈtɛsɪməl/

infinitesimal

infinitésimal
Meaning
Extremely small in size or amount; so tiny as to be almost negligible.
Example
The error was so infinitesimal that it didn’t affect the results.
L'erreur était si infinitésimale qu'elle n'a pas affecté les résultats.
C2 noun /ɪˈfʌldʒəns/

effulgence

éclat
Meaning
Brilliant radiance or shining brightness.
Example
The effulgence of the sunrise lit up the entire valley.
L'éclat du lever du soleil éclairait toute la vallée.
C2 noun /juːˈkeɪs/

ukase

décret
Meaning
An authoritative decree or order, especially one issued by a sovereign or government.
Example
The czar issued a ukase restricting the freedom of the press.
Le tsar a émis un décret restreignant la liberté de la presse.
C2 noun /ɪˈlɪksər/

elixir

élixir
Meaning
A magical or medicinal potion believed to cure illnesses or grant immortality.
Example
The old legend spoke of an elixir that could grant eternal youth.
La vieille légende parlait d'un élixir qui pourrait accorder la jeunesse éternelle.
C2 adjective /ɪnˈsɛndiˌɛri/

incendiary

incendiaire / provocateur
Meaning
designed to cause fires or stir up conflict
Example
The politician’s incendiary remarks angered the crowd.
Les remarques incendiaires du politicien ont mis en colère la foule.
C2 adjective, noun /ˈɡreɪtɪŋ/

grating

son désagréable / grille métallique
Meaning
Harsh and unpleasant to the senses, especially sound; a framework of bars covering an opening.
Example
The teacher's grating voice made it hard to concentrate.
La voix désagréable de l'enseignant rendait la concentration difficile.
C2 noun /riːm/

ream

rame
Meaning
A large quantity of paper (typically 500 sheets); informally, a large amount of something.
Example
The office ordered ten reams of paper.
Le bureau a commandé dix rames de papier.
C2 noun /ˈmeɪleɪ/

melee

bagarre chaotique
Meaning
A noisy, confused fight or crowd situation.
Example
A melee broke out during the football match.
Une bagarre chaotique a éclaté pendant le match de football.
C2 noun /ˈdaɪˌsɪləbəl/

disyllable

mot dissyllabique
Meaning
a word consisting of two syllables
Example
The word 'happy' is a disyllable.
Le mot ‘heureux’ est un mot dissyllabique.
C2 verb /məˈlɪŋɡər/

malinger

feindre la maladie
Meaning
to exaggerate or fake illness in order to escape duty or work
Example
He tried to malinger to avoid going to school.
Il a essayé de feindre une maladie pour éviter d'aller à l'école.
C2 noun /ˈkɒɡ.nɪ.zəns/

cognizance

connaissance
Meaning
Awareness, knowledge, or understanding of something; conscious perception.
Example
The judge took cognizance of the new evidence.
Le juge a pris connaissance de la nouvelle preuve.
C2 adjective /ˈtriːzənəbl/

treasonable

trahison
Meaning
Relating to or involving the crime of treason.
Example
The general was accused of treasonable conduct.
Le général a été accusé de conduite traitresse.
C2 noun /ˌdɪsprəˈpɔːrʃən/

disproportion

disproportion
Meaning
a lack of balance or symmetry; an inequality
Example
There is a clear disproportion between rich and poor in many societies.
Il y a une claire disproportion entre les riches et les pauvres dans de nombreuses sociétés.
C2 noun /fækˈsɪmɪli/

facsimile

copie
Meaning
an exact copy or reproduction of a document
Example
He sent a facsimile of the contract to the client.
Il a envoyé une copie du contrat au client.
C2 noun /ˈtɪŋktʃər/

tincture

une légère trace, un médicament fabriqué en dissolvant une drogue dans de l'alcool
Meaning
a slight trace of something; a medicine made by dissolving a drug in alcohol
Example
There was a tincture of sadness in her smile.
Il y avait une légère trace de tristesse dans son sourire.
C2 adjective /ˈpaɪbɔːld/

piebald

à taches de deux couleurs
Meaning
having irregular patches of two colors, especially black and white
Example
The farmer owns a piebald horse with black and white spots.
Le fermier possède un cheval piebald avec des taches noires et blanches.
C2 noun /sfɪˈrɒmɪtər/

spherometer

sphéromètre
Meaning
An instrument used for measuring the curvature of spherical surfaces.
Example
The scientist used a spherometer to measure the lens curvature.
Le scientifique a utilisé un sphéromètre pour mesurer la courbure de la lentille.
C2 adjective /hərˈmɛtɪk/

hermetic

hermétique
Meaning
Completely sealed, especially so that no air can enter or escape.
Example
The medicine was kept in a hermetic container.
Le médicament a été conservé dans un conteneur hermétique.
C2 noun /bleɪn/

Blain

cloque
Meaning
an inflammatory swelling or sore on the skin; a blister or pustule
Example
The doctor examined the blain on his arm.
Le médecin a examiné la cloque sur son bras.
C2 adjective /ˌɪndɪˈvɜːrtɪbəl/

indivertible

indivertible
Meaning
Not able to be turned aside or diverted.
Example
The judge's indivertible attention was on the case.
L'attention indivertible du juge était sur l'affaire.
C2 noun /ˈliː.vɪŋz/

Leavings

restes; restes de repas
Meaning
things that have been left behind or remain; remnants or scraps
Example
The leavings from dinner were given to the dog.
Les restes du dîner ont été donnés au chien.
C2 noun əˌten.juˈeɪ.ʃən

attenuation

atténuation, réduction, affaiblissement
Meaning
The reduction of the force, effect, or value of something.
Example
The attenuation of sound waves affects communication.
L'atténuation des ondes sonores affecte la communication.
C2 noun /ɪˌkliːziˈæstɪk/

ecclesiastic

ecclésiastique
Meaning
A member of the clergy or church official.
Example
The council was attended by several high-ranking ecclesiastics.
Le conseil a été assisté par plusieurs ecclésiastiques de haut rang.
C2 verb /tæmp/

tamp

tasser
Meaning
to press down tightly by packing
Example
He tamped the soil around the plant to secure it.
Il a tassé la terre autour de la plante pour la sécuriser.
C2 noun /ˌmɪnəˈrɛt/

minaret

minaret
Meaning
A tall, slender tower of a mosque, from which the call to prayer is announced.
Example
The minaret of the mosque could be seen from miles away.
Le minaret de la mosquée était visible à des kilomètres à la ronde.
C2 verb /ˈæntɪkweɪt/

antiquate

antiquée
Meaning
To make something old-fashioned or obsolete.
Example
The rise of digital cameras antiquated traditional film photography.
L'essor des appareils photo numériques a rendu obsolète la photographie sur film traditionnelle.
C2 noun /kæd/

Cad

scélérat; grossier
Meaning
a man who behaves dishonorably, especially toward women
Example
Everyone at the party avoided him because he was known to be a cad.
Tout le monde à la fête l'a évité parce qu'il était connu pour être un scélérat.
C2 noun /hæɡ/

Hag

sorcière
Meaning
an ugly old woman, especially a vicious or malicious one; a witch
Example
In the fairy tale, the wicked hag lived alone in a cottage deep in the forest.
Dans le conte de fées, la méchante sorcière vivait seule dans une cabane au fond de la forêt.
C2 noun /ˌkæl.sɪ.fɪˈkeɪ.ʃən/

calcification

calcification
Meaning
The process of calcium accumulation in soil, making it hard.
Example
Calcification reduces soil permeability and affects crop growth.
La calcification réduit la perméabilité du sol et affecte la croissance des cultures.
C2 noun /ˈsɛntɔːr/

centaur

centaure
Meaning
A mythological creature with the upper body of a human and the lower body of a horse.
Example
The centaur is a well-known figure in Greek mythology.
Le centaure est une figure bien connue de la mythologie grecque.
C2 adjective /ˌɪlˈneɪ.tʃəd/

ill-natured

de mauvaise nature
Meaning
Having a bad or unpleasant character; unkind or malicious.
Example
He made an ill-natured remark about his colleague.
Il a fait une remarque de mauvaise nature à propos de son collègue.
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 /ˈfraʊzi/

frowsy

négligé
Meaning
Scruffy and neglected in appearance; musty or stale in smell.
Example
He wore a frowsy old jacket that smelled of damp.
Il portait une veste négligée et vieille qui sentait l'humidité.
C2 adjective /ɪmˈpɒndərəbl̩/

imponderable

impondérable
Meaning
Something difficult or impossible to estimate, assess, or understand
Example
The outcome of the election depends on many imponderable factors.
Le résultat des élections dépend de nombreux facteurs impondérables.
C2 noun /rɪˈfrɪndʒənsi/

refringency

réfringence
Meaning
The ability of a substance to bend light; refractive power.
Example
Glass has a higher refringency than water.
Le verre a une réfringence plus élevée que l'eau.
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.