aegis
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C2 noun /ˈiːdʒɪs/

aegis

protection
Meaning
The protection, backing, or support of a particular person or organization.
Example
The project was carried out under the aegis of the United Nations.
Le projet a été réalisé sous l'égide des Nations Unies.
C2 verb /ˌɪmpɔːrˈtuːnd/

importuned

demander de manière insistante
Meaning
asked someone persistently and pressingly for something
Example
She importuned her boss for a raise until he finally gave in.
Elle demandait de manière insistante une augmentation à son patron jusqu'à ce qu'il cède enfin.
C2 adjective /ʌnˈflɛdʒd/

unfledged

inexpérimenté
Meaning
Inexperienced, immature, or not fully developed.
Example
The unfledged writer struggled to complete his first novel.
L'écrivain inexpérimenté a eu du mal à terminer son premier roman.
C2 noun /ˈluːkər/

lucre

lucre
Meaning
money, especially when regarded as sordid or gained dishonorably
Example
He was motivated more by lucre than by duty.
Il était motivé davantage par le lucre que par le devoir.
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 /ˌpæliˈeɪʃən/

palliation

soulagement
Meaning
relief of symptoms without curing the underlying disease or problem
Example
Palliation is often the focus of care for terminally ill patients.
Le soulagement est souvent l'objectif principal des soins pour les patients en phase terminale.
C2 noun /tɑːrn/

tarn

lac de montagne
Meaning
A small mountain lake or pool.
Example
We camped near a tranquil tarn in the highlands.
Nous avons campé près d'un lac de montagne tranquille dans les Highlands.
C2 verb /ɪˈreɪdieɪt/

irradiate

irradier
Meaning
to shine light on something; to expose to radiation; to illuminate or brighten
Example
The scientist used a lamp to irradiate the sample.
Le scientifique a utilisé une lampe pour irradier l'échantillon.
C2 noun /ɪnˈɡrætɪˌtjuːd/

ingratitude

ingratitude
Meaning
Lack of gratitude; failure to show thanks or appreciation.
Example
His ingratitude hurt her feelings after all she had done for him.
Son ingratitude lui a fait mal après tout ce qu'elle avait fait pour lui.
C2 noun /ˈzuːəʊˌplæŋktən/

zooplankton

zooplancton
Meaning
Microscopic aquatic animals that drift in water bodies and form an essential part of the aquatic food chain, serving as food for fish and other marine organisms.
Example
Zooplankton plays an important role in the aquatic food chain.
Le zooplancton joue un rôle important dans la chaîne alimentaire aquatique.
C2 adjective /lɪˈtɪdʒəs/

litigious

litigieux
Meaning
prone to engage in lawsuits or overly inclined to argue legally
Example
He is known as a litigious neighbor who often sues people.
Il est connu comme un voisin litigieux qui poursuit fréquemment les gens.
C2 adjective /ˈdɪlətɔːri/

dilatory

dilatoire
Meaning
Tending to cause delay; slow to act.
Example
The committee was criticized for its dilatory response to the crisis.
Le comité a été critiqué pour sa réponse dilatoire à la crise.
C2 adjective /ˌɪnsəˈpɔːrtəbl̩/

insupportable

insupportable
Meaning
Too extreme or difficult to be endured.
Example
The heat was insupportable during the long journey.
La chaleur était insupportable pendant le long voyage.
C2 noun /səˈlɛrɪti/

celerity

célérité
Meaning
swiftness of movement; speed
Example
The soldier moved with great celerity to deliver the message.
Le soldat s'est déplacé avec une grande célérité pour livrer le message.
C2 adjective/adverb /feɪn/

fain

volontiers, avec plaisir
Meaning
gladly, willingly, or with pleasure
Example
I would fain help you if I had the time.
Si j'avais le temps, je t'aiderais volontiers.
C2 noun /ˈfɒpəri/

foppery

esbroufe
Meaning
Foolish or excessive concern with one's appearance or manners; pretentious behavior.
Example
His obsession with fashion was dismissed as mere foppery.
Son obsession pour la mode a été rejetée comme une simple esbroufe.
C2 noun /ˈɔɪl.mən/

Oilman

pétrolier
Meaning
a person who works in the oil industry; someone who sells oil or petroleum products
Example
The oilman discovered a new oil field in the desert.
Le pétrolier a découvert un nouveau champ pétrolier dans le désert.
C2 noun /əbˈsɪdiən/

obsidian

obsidienne (roche volcanique noire et vitreuse)
Meaning
A hard, dark, glasslike volcanic rock formed by rapid solidification of lava.
Example
The knife was made from sharp obsidian.
Le couteau était fabriqué à partir d'obsidienne tranchante.
C2 noun /prɪˈpɒndərəns/

preponderance

prépondérance
Meaning
The quality or fact of being greater in number, quantity, or importance.
Example
There was a preponderance of evidence against the defendant.
Il y avait une prépondérance de preuves contre l'accusé.
C2 noun /ˌsɪɡnɪfɪˈkeɪʃən/

signification

signification
Meaning
the meaning or sense conveyed by a word, action, or symbol
Example
The signification of the gesture was misunderstood.
La signification du geste a été mal comprise.
C2 adjective /ˈslɪpʃɒd/

slipshod

négligé, bâclé
Meaning
done in a careless, sloppy, or untidy way
Example
The project failed due to slipshod planning.
Le projet a échoué en raison d'une planification négligée.
C2 adjective /lɪˈbɪdənəs/

libidinous

lubrique
Meaning
Showing excessive sexual drive; lustful.
Example
The play was criticized for its libidinous characters.
La pièce a été critiquée pour ses personnages lubriques.
C2 adjective /ˈræŋ.kər.əs/

rancorous

rancunier
Meaning
Characterized by bitterness or resentment.
Example
Their rancorous debate lasted for hours.
Leurs débats rancuniers ont duré des heures.
C2 noun /ˌmɛtəmˌsaɪˈkoʊsɪs/

metempsychosis

réincarnation de l'âme
Meaning
The supposed transmigration of the soul, especially its reincarnation after death.
Example
Ancient philosophers often debated the idea of metempsychosis.
Les anciens philosophes débattaient souvent de la réincarnation de l'âme.
C2 noun əˌmæl.ɡəˈmeɪ.ʃən

amalgamation

fusion, amalgame, intégration
Meaning
The action, process, or result of combining or uniting.
Example
The amalgamation of AI and big data is transforming industries.
La fusion de l'IA et des grandes données transforme les industries.
C2 noun /lɪˈnoʊ.li.əm/

linoleum

linoléum
Meaning
a durable, washable floor covering made from solidified linseed oil, wood flour, or cork dust on a canvas backing
Example
They decided to cover the kitchen floor with linoleum.
Ils ont décidé de recouvrir le sol de la cuisine avec du linoléum.
C2 noun /ˈvɜːrdɪɡriːs/

verdigris

dépôt vert ou bleu
Meaning
A green or bluish deposit that forms on copper, brass, or bronze surfaces due to oxidation.
Example
The old statue was covered in verdigris after years of exposure to the rain.
La vieille statue était couverte de verdigris après des années d'exposition à la pluie.
C2 noun /fɔːrˈbɛrəns/

forbearance

tolérance
Meaning
Patient self-control; restraint and tolerance, especially in difficult situations.
Example
She showed remarkable forbearance during the heated argument.
Elle a montré une tolérance remarquable pendant la dispute animée.
C2 conjunction /ˌɪnəzˈmʌtʃ æz/

inasmuch-as

puisque
Meaning
Because; since.
Example
He cannot attend, inasmuch as he is unwell.
Il ne peut pas assister, puisque qu'il est malade.
C2 noun ˌsaɪ.bəˈnet.ɪks

cybernetics

cybernétique
Meaning
The science of communications and automatic control systems in both machines and living things.
Example
Cybernetics plays a crucial role in artificial intelligence.
La cybernétique joue un rôle crucial dans l'intelligence artificielle.
C2 noun /ˈklɪpər/

clipper

tondeuse / bateau rapide du XIXe siècle
Meaning
a tool used for cutting, or a fast sailing ship of the 19th century
Example
The barber used clippers to trim his hair.
Le barbier a utilisé des tondeuses pour couper ses cheveux.
C2 verb ɪɡˈzɔːrt

exhort

exhorter
Meaning
To strongly encourage or urge someone to do something.
Example
The teacher exhorted students to work hard for exams.
Le professeur a exhorté les élèves à travailler dur pour les examens.
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 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 adjective /kəˈkɒfənəs/

cacophonous

cacophonique
Meaning
Producing a harsh, discordant mixture of sounds.
Example
The cacophonous sounds of the city kept her awake all night.
Les bruits cacophoniques de la ville l'ont empêchée de dormir toute la nuit.
C2 verb /bɪˈdræɡəl/

bedraggle

rendre quelque chose mouillé, sale et en désordre en le traînant dans la boue ou l'eau
Meaning
to make something wet, dirty, and untidy by dragging it through mud or water
Example
The children came home bedraggled after playing in the rain.
Les enfants sont rentrés à la maison trempés et sales après avoir joué sous la pluie.
C2 noun /ˌprɒdɪˈɡæləti/

prodigality

prodigalité
Meaning
the quality of being wastefully extravagant
Example
His prodigality with money left him bankrupt.
Sa prodigalité avec l'argent l'a laissé en faillite.
C2 verb /rɪˈkjʊə/

recure

soigner à nouveau
Meaning
to cure again; to remedy a second time
Example
The doctor had to recure the wound after it reopened.
Le médecin a dû recurer la blessure après qu'elle se soit rouverte.
C2 adjective /ˌdɒktrɪˈnɛər/

doctrinaire

doctrinaire
Meaning
stubbornly devoted to a theory or doctrine without regard to practical considerations
Example
His doctrinaire approach to politics alienated many supporters.
Son approche doctrinaire de la politique a aliéné de nombreux partisans.
C2 noun /ʃiːt fɪʃ/

Sheat-fish

silure
Meaning
A large freshwater catfish with a broad flat head and long barbels
Example
The sheat-fish is one of the largest freshwater fish in South Asia.
Le silure est l’un des plus grands poissons d’eau douce d’Asie du Sud.
C2 adjective /ˈviː.ni.əl/

Venial

pardonnable; pas gravement faux; mineur
Meaning
forgivable; not seriously wrong; minor
Example
His late arrival was considered a venial offense.
Son arrivée tardive a été considérée comme une infraction vénielle.
C2 adjective /ˈfʊl.dʒənt/

fulgent

éclatant
Meaning
Shining brightly; dazzling.
Example
The fulgent stars lit up the night sky.
Les étoiles éclatantes ont illuminé le ciel nocturne.
C2 verb /ˈɑːbvieɪt/

obviate

éliminer
Meaning
To remove a need or difficulty; to prevent or avoid something.
Example
This new system obviates the need for manual data entry.
Ce nouveau système supprime la nécessité de saisir des données manuellement.
C2 adjective ˌnjʊə.rəʊ.prəˈtek.tɪv

neuroprotective

neuroprotecteur
Meaning
Having the ability to protect nerve cells from damage, degeneration, or impaired function.
Example
Omega-3 fatty acids have neuroprotective benefits.
Les acides gras oméga-3 ont des bienfaits neuroprotecteurs.
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 /ˈhɔɪdən/

hoyden

fille turbulente
Meaning
a boisterous or tomboyish girl
Example
The hoyden preferred climbing trees to playing with dolls.
La fille turbulente préférait grimper aux arbres plutôt que de jouer avec des poupées.
C2 noun /ˌdɪfəˈrɛnʃə/

differentia

caractéristique distincte
Meaning
A distinguishing characteristic that sets one thing apart from another.
Example
The differentia of humans is their ability to reason abstractly.
La caractéristique distincte des humains est leur capacité à raisonner de manière abstraite.
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 noun /ˈsɪŋkrəˌnɪzəm/

synchronism

synchronisme
Meaning
The simultaneous occurrence of events or actions.
Example
The synchronism of the dancers' movements amazed the audience.
Le synchronisme des mouvements des danseurs a émerveillé le public.
C2 adjective /ˈnɪɡərdli/

niggardly

avare
Meaning
unwilling to spend or give; stingy or miserly
Example
He was too niggardly to leave a decent tip.
Il était trop avare pour laisser un pourboire décent.
C2 adjective /ˌsuːpərˈæn.ju.eɪ.tɪd/

superannuated

obsolète
Meaning
old and no longer useful or valid; retired due to age
Example
The factory was filled with superannuated machines that slowed production.
L'usine était remplie de machines obsolètes qui ralentissaient la production.
C2 noun /hæˈʃiːʃ/

hashish

hachisch
Meaning
a drug made from the resin of the cannabis plant
Example
The police arrested him for possessing hashish.
La police l'a arrêté pour possession de hachisch.
C2 adjective/noun /haɪˈbɜːrniən/

hibernian

hibernien
Meaning
Relating to Ireland or the Irish.
Example
He enjoyed reading about Hibernian culture and history.
Il a aimé lire sur la culture et l'histoire hibernienne.
C2 noun /ˈfriːˌmeɪsən/

freemason

franc-maçon membre
Meaning
A member of an international fraternity known as Freemasonry, focused on moral and spiritual values.
Example
His grandfather was a respected freemason in the community.
Son grand-père était un franc-maçon respecté dans la communauté.
C2 noun /kjuːˈpɪdəti/

cupidity

cupidité
Meaning
Excessive desire for wealth or possessions; greed.
Example
The king's downfall was caused by his cupidity.
La chute du roi a été causée par sa cupidité.
C2 verb /ˈlæs.ə.reɪt/

lacerate

lacérer, déchirer
Meaning
to tear or cut deeply in the skin or flesh
Example
The broken glass lacerated his hand.
Le verre brisé a lacéré sa main.
C2 adjective /dɪˈkrɛpɪt/

decrepit

délabré
Meaning
worn out or weakened by age or neglect
Example
The decrepit old house was on the verge of collapse.
La vieille maison délabrée était sur le point de s'effondrer.
C2 adjective /ˈmʌsti/

musty

moisi, moisissure ou odeur humide
Meaning
having a stale, moldy, or damp smell
Example
The old books had a musty odor.
Les vieux livres avaient une odeur de moisi.
C2 adjective /ˈbrɪndl̩d/

brindled

bringé
Meaning
Having a brownish or tawny color with streaks or spots of another color.
Example
The farmer owned a brindled cow with distinctive stripes.
L'agriculteur possédait une vache bringée avec des rayures distinctes.
C2 noun /ˈskʌl.i.ən/

scullion

valet de cuisine
Meaning
a servant assigned the most menial kitchen tasks
Example
In medieval times, a scullion was responsible for cleaning pots and pans.
Au Moyen Âge, un scullion était responsable du nettoyage des casseroles et des poêles.
C2 adjective /ɪˈrædɪkəbəl/

irradicable

irradicable
Meaning
not able to be eradicated; impossible to destroy or remove completely
Example
The love of a mother for her child is irradicable.
L'amour d'une mère pour son enfant est irradicable.
C2 noun /ˈwɪtlɪŋ/

witling

imbécile / faux sage
Meaning
a person who has little wit or pretends to be witty
Example
He acted like a witling among scholars.
Il a agi comme un imbécile parmi les érudits.
C2 verb /kwɒf/

quaff

boire d'un coup
Meaning
to drink something heartily or in large gulps, especially an alcoholic drink
Example
He quaffed a mug of ale after the long day.
Il a bu d'un coup une chope de bière après une longue journée.
C2 adjective /ˌhæfˈbeɪkt/

half-baked

à moitié cuit
Meaning
poorly thought out or badly planned
Example
The manager quickly rejected his half-baked proposal.
Le manager a rapidement rejeté sa proposition à moitié cuite.
C2 adjective /ˈɪn.dɪ.dʒənt/

indigent

indigent
Meaning
lacking the necessities of life due to poverty; very poor
Example
The hospital offers free care to indigent patients.
L'hôpital offre des soins gratuits aux patients indigents.
C2 adjective /ɪnˈtɛsteɪt/

intestate

décédé sans testament
Meaning
Having died without leaving a valid will.
Example
She died intestate, so her assets were distributed by law.
Elle est décédée sans testament, donc ses biens ont été répartis par la loi.
C2 adjective /ˈdʒɔːnti/

jaunty

gai
Meaning
Having a lively, cheerful, and self-confident manner or appearance.
Example
He walked into the room with a jaunty step.
Il est entré dans la pièce d'un pas gai.
C2 noun /ˌθiːəˈloʊdʒən/

theologian

théologien
Meaning
A person who studies or is an expert in theology.
Example
Theologians often debate complex questions of faith and morality.
Les théologiens débattent souvent de questions complexes de foi et de moralité.
C2 adjective /hɪk/

Hick

plouc; paysan
Meaning
unsophisticated person from a rural area; country bumpkin
Example
He had a hick accent from growing up in a small town.
Il avait un accent de plouc parce qu'il avait grandi dans un petit village.
C2 adjective /ˈrɛkriənt/

recreant

lâche, traître
Meaning
cowardly or unfaithful to duty
Example
The recreant soldier abandoned his post in fear.
Le soldat lâche abandonna son poste par peur.
C2 noun /ˈɒrɪz(ə)n/

orison

prière
Meaning
a prayer, especially a devout or formal one
Example
He whispered a quiet orison before going to sleep.
Il murmura une prière silencieuse avant de dormir.
C2 adjective /ˌɛvɪˈdɛnʃəl/

evidential

évidentiel
Meaning
relating to or providing evidence
Example
The lawyer presented evidential support for her claims.
L'avocat a présenté un soutien évident pour ses revendications.
C2 noun /ˈdɒldrəmz/

doldrums

morosité
Meaning
A state of inactivity, stagnation, or low spirits; also a region near the equator with calm winds.
Example
After the project failed, the team was stuck in the doldrums for months.
Après l'échec du projet, l'équipe était bloquée dans le marasme pendant des mois.
C2 verb /ɪnˈveɪ/

inveigh

critiquer sévèrement
Meaning
To speak or write about something with great hostility and criticism.
Example
He inveighed against the corruption in government.
Il a critiqué sévèrement la corruption dans le gouvernement.
C2 noun /ɔːˈreɪʃən/

oration

discours
Meaning
A formal speech, especially one given on a ceremonial occasion
Example
The president delivered an inspiring oration.
Le président a prononcé un discours inspirant.
C2 adjective /ˈɒpjʊlənt/

opulent

opulent
Meaning
Ostentatiously rich, luxurious, or lavish.
Example
They hosted an opulent wedding with gold decorations.
Ils ont organisé un mariage opulent avec des décorations dorées.
C2 adjective /ɒmˈnɪʃ.ənt/

Omniscient

omniscient
Meaning
having complete knowledge; all-knowing
Example
The narrator in the novel appears to be omniscient, knowing every character's thoughts.
Le narrateur dans le roman semble être omniscient, connaissant toutes les pensées des personnages.
C2 verb /diːˈfrɑːk/

defrock

révoquer un prêtre de sa fonction
Meaning
to officially remove a priest or minister from their position and authority
Example
The church decided to defrock the priest after the scandal.
L'église a décidé de démettre le prêtre après le scandale.
C2 noun /ˈkruːɪt/

cruet

petit récipient
Meaning
a small container, especially for salt, pepper, oil, or vinegar, used at a dining table
Example
She filled the cruet with olive oil for the salad.
Elle a rempli le cruet d'huile d'olive pour la salade.
C2 adjective /sɪˈlæbɪk/

syllabic

syllabique
Meaning
Relating to or based on syllables.
Example
The teacher explained the syllabic structure of the word.
Le professeur a expliqué la structure syllabique du mot.
C2 noun /laɪər/

lyre

lyre
Meaning
a stringed musical instrument of ancient Greece
Example
The musician played a melody on the lyre.
Le musicien a joué une mélodie sur la lyre.
C2 noun /ˌmæskəˈreɪd/

masquerade

fête où les gens portent des masques et des costumes
Meaning
a party or gathering where people wear masks and costumes; a false outward show
Example
The charity event was held as a grand masquerade.
L'événement de charité a eu lieu sous forme de grand masquerade.
C2 adjective /ˈtrʌk.jʊ.lənt/

truculent

agressif
Meaning
Eager or quick to argue, fight, or show aggression.
Example
She became truculent when her ideas were challenged.
Elle est devenue agressive lorsque ses idées ont été contestées.
C2 adjective /ɪnˈɡlɔːriəs/

inglorious

honteux
Meaning
Causing shame or disgrace; not bringing honor or glory.
Example
The army suffered an inglorious defeat.
L'armée a subi une défaite honteuse.
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 adjective /ˈtɔːni/

tawny

couleur brun jaunâtre
Meaning
A warm, sandy or golden-brown color.
Example
The owl's tawny feathers blended with the tree bark.
Les plumes brunes jaunâtres de la chouette se mêlaient à l'écorce de l'arbre.
C2 noun /ˈjuːzjuːfrʌkt/

usufruct

usufruit
Meaning
The legal right to use and enjoy the benefits of someone else’s property without owning it.
Example
The tenant had the usufruct of the land but not its ownership.
Le locataire avait l'usufruit de la terre mais pas sa propriété.
C2 adverb /ˌeɪˈmɔːrəli/

amorally

amoralement
Meaning
In a way that shows no concern about whether behavior is morally right or wrong.
Example
He acted amorally, ignoring the consequences of his actions.
Il a agi amoralement, ignorant les conséquences de ses actions.
C2 verb /ˌɪntərˈsiːd/

intercede

intercéder
Meaning
to act or plead on behalf of someone in difficulty or trouble; to intervene between parties to help resolve a dispute
Example
She interceded with the teacher to give her brother another chance.
Elle a intercédé auprès du professeur pour donner une autre chance à son frère.
C2 adjective /ˈnɒti/

knotty

compliqué
Meaning
Complicated, difficult to solve or full of knots.
Example
He faced a knotty legal issue.
Il a fait face à un problème juridique compliqué.
C2 noun /ˈplænɪsfɪr/

planisphere

planisphère
Meaning
a rotating star chart used to display the visible stars for any time and date
Example
The astronomer used a planisphere to identify the constellations.
L'astronome a utilisé un planisphère pour identifier les constellations.
C2 verb /ˈɡrʌvəl/

grovel

se vautrer
Meaning
To act in an excessively humble or submissive way to gain favor.
Example
He groveled before his boss to avoid punishment.
il s'est vautré devant son patron pour éviter la punition.
C2 adjective /ˈpɪd.lɪŋ/

Piddling

insignifiant; trivial; petite quantité
Meaning
trivial; insignificant; small in amount
Example
He was annoyed by the piddling amount of money he received.
Il était contrarié par la petite quantité d'argent qu'il avait reçue.
C2 noun /ˈɔːrzmən/

Oarsman

rameur
Meaning
a person who rows a boat, especially as a member of a racing crew
Example
The experienced oarsman rowed the boat across the river.
Le rameur expérimenté a ramé le bateau à travers le fleuve.
C2 noun ˈtɛlɪˌmɛtri

telemetry

télémétrie
Meaning
The process of recording and transmitting the readings of an instrument.
Example
The spacecraft transmitted telemetry data back to Earth.
Le vaisseau spatial a transmis les données de télémétrie à la Terre.
C2 verb /bɪˈmjuːz/

bemuse

déranger
Meaning
To confuse or puzzle someone.
Example
The complex instructions bemused the new employees.
Les instructions complexes ont déconcerté les nouveaux employés.
C2 noun /ˌdaɪələˈtɪʃən/

dialectician

dialecticien
Meaning
A person skilled in dialectic or logical argument.
Example
Socrates is often considered the greatest dialectician in history.
Socrate est souvent considéré comme le plus grand dialecticien de l'histoire.
C2 adjective /aɪˈsɒ.krə.nəs/

isochronous

se produisant à intervalles de temps égaux
Meaning
Occurring at equal time intervals; in unison or synchrony.
Example
The pendulum swings are isochronous, repeating at equal intervals.
Les balancements du pendule sont isochrones, se répétant à intervalles égaux.
C2 adjective /səˈlɪsɪtəs/

solicitous

solliciteux
Meaning
showing concern or care for someone's health, happiness, or comfort
Example
She was always solicitous about the well-being of her students.
Elle était toujours préoccupée par le bien-être de ses étudiants.
C2 verb /ˈkævəl/

cavil

faire des objections inutiles
Meaning
to make petty or unnecessary objections
Example
She caviled at every detail of the plan.
Elle faisait des objections inutiles sur chaque détail du plan.
C2 adjective /vɛˈstɪdʒiəl/

vestigial

vestigial
Meaning
Relating to a small, undeveloped remnant of something that was once much larger or more functional.
Example
Humans have a vestigial tailbone that no longer serves its original purpose.
Les humains ont un os du coccyx vestigial qui ne remplit plus sa fonction d'origine.
C2 verb /ˈwɪzn/

wizen

se faner
Meaning
To become dry, shrunken, and wrinkled.
Example
The flowers began to wizen after days without water.
Les fleurs ont commencé à se faner après plusieurs jours sans eau.
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 /ˈlɪtərəl/

littoral

littoral
Meaning
Related to or situated on the shore of the sea or a lake.
Example
The littoral zone is home to many unique marine species.
La zone littorale est le domicile de nombreuses espèces marines uniques.
C2 noun/verb /læˈsuː/

lasso

lasso
Meaning
a rope with a loop used to catch animals; to catch with such a rope
Example
The cowboy lassoed the horse quickly.
Le cowboy a lassoé le cheval rapidement.
C2 verb /ˈdɔːd(ə)l/

dawdle

traîner
Meaning
to waste time by being slow or idle
Example
Stop dawdling and finish your homework.
Arrête de traîner et finis tes devoirs.
C2 verb /ɪkˈstɛmpəraɪz/

extemporize

improviser
Meaning
To speak or perform without preparation; improvise.
Example
The actor had to extemporize when he forgot his lines.
L'acteur a dû improviser lorsqu'il a oublié ses répliques.
C2 noun /ˈsteɪsɪs/ or /ˈstæsɪs/

stasis

stase
Meaning
A state of inactivity or equilibrium; a situation where nothing changes.
Example
The negotiations reached a state of stasis with no progress made.
Les négociations ont atteint un état de stase sans progrès.
C2 adjective /kənˈvɜːrsənt/

conversant

familier, connaisseur
Meaning
familiar with or knowledgeable about something
Example
She is conversant with the latest developments in technology.
Elle est familière avec les derniers développements technologiques.
C2 adjective /ˈbʌksəm/

buxom

femme ronde et attrayante
Meaning
Plump, with a full figure and often large-breasted, especially used to describe women.
Example
The actress was described as a cheerful and buxom woman.
L'actrice a été décrite comme une femme joyeuse et ronde.
C2 noun /ˈkæθoʊd/

cathode

électrode négative
Meaning
The negative electrode in a device such as a battery or tube, where electrons enter.
Example
The cathode emits electrons in the tube.
Le cathode émet des électrons dans le tube.
C2 verb /vɔːnt/

vaunt

se vanter
Meaning
to boast or brag about something, especially in an excessive way
Example
He would often vaunt his achievements in front of his colleagues.
Il se vantait souvent de ses réalisations devant ses collègues.
C2 adjective /ˈsmɑːrmi/

smarmy

flatteur / fausse politesse
Meaning
Excessively flattering or ingratiating, often insincerely.
Example
The salesman gave a smarmy pitch that felt fake.
Le vendeur a donné un discours flatteur qui semblait faux.
C2 adjective /fjuːˈɡeɪʃəs/

fugacious

éphémère
Meaning
Lasting only a short time; fleeting or ephemeral.
Example
Youth is beautiful but fugacious.
La jeunesse est belle mais éphémère.
C2 adjective /ˈdʌktaɪl/

ductile

ductile
Meaning
capable of being stretched into a thin wire without breaking; easily influenced
Example
Gold is a very ductile metal.
L'or est un métal très ductile.
C2 adjective /əˈprəʊ.bri.əs/

opprobrious

désobligeant
Meaning
Expressing strong criticism or scorn.
Example
He made opprobrious remarks about his opponent.
Il a fait des remarques désobligeantes sur son adversaire.
C2 noun /ˈbrɔːdˌsaɪd/

broadside

attaque violente
Meaning
a strong verbal attack or a sheet of paper printed on one side
Example
The politician launched a broadside against his opponent.
Le politicien a lancé une attaque violente contre son opposant.
C2 adjective /pərˈfɜrvɪd/

perfervid

extrêmement enthousiaste
Meaning
intensely passionate or fervent
Example
She gave a perfervid speech in defense of human rights.
Elle a fait un discours extrêmement enthousiaste en défense des droits de l'homme.
C2 noun /lɒŋ ˈwɪskəd ˈkætfɪʃ/

Long whiskered catfish

poisson-chat à longues moustaches
Meaning
A type of freshwater fish with long whisker-like barbels around its mouth
Example
The fisherman caught a long whiskered catfish in the river.
Le pêcheur a attrapé un poisson-chat à longues moustaches dans la rivière.
C2 adjective /ɪnˈkɑːdʒɪtənt/

incogitant

irréfléchi
Meaning
Lacking thought; inconsiderate or thoughtless.
Example
It was incogitant of him to make such a rude comment.
C'était incogitant de sa part de faire un commentaire aussi grossier.
C2 noun /ˌbʌkəˈnɪər/

buccaneer

pirate
Meaning
a pirate, especially one active in the Caribbean during the 17th and 18th centuries
Example
The buccaneer sailed across the Caribbean in search of treasure.
Le pirate a navigué à travers les Caraïbes à la recherche de trésors.