offertory
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C2 noun /ˈɒfərtɔːri/

offertory

offrande
Meaning
The part of a religious service when offerings are collected; the offering itself.
Example
The offertory was taken during the Sunday service.
L'offrande a été prise pendant le service du dimanche.
C2 noun /ˈflɛdʒlɪŋ/

fledgeling

oiseau débutant
Meaning
A young bird that has just developed its feathers and is learning to fly; a beginner.
Example
The fledgeling was trying hard to take its first flight.
L'oiseau débutant essayait de prendre son premier envol.
C2 adjective /rəˈkoʊkoʊ/

rococo

rococo
Meaning
characterized by ornate detail and elaborate decoration, especially in art, architecture, and design
Example
The palace was decorated in a lavish rococo style.
Le palais a été décoré dans un style rococo luxueux.
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 noun /kənˈtrɪʃ.ən/

contrition

contrition
Meaning
the state of feeling remorseful and repentant
Example
His contrition was evident after the apology.
Sa contrition était évidente après des excuses.
C2 noun/adjective /ælˈbaɪ.noʊ/

albino

albinos (personne/animal sans pigmentation)
Meaning
A person, animal, or plant lacking normal pigmentation, resulting in pale skin, hair, and eyes.
Example
The albino rabbit had white fur and pink eyes.
Le lapin albinos avait un pelage blanc et des yeux roses.
C2 noun /ˈnoʊzˌɡeɪ/

nosegay

bouquet de fleurs
Meaning
a small bunch of flowers, typically given as a gift or carried for decoration
Example
She carried a nosegay of fresh roses to the ceremony.
Elle a porté un bouquet de roses fraîches à la cérémonie.
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 /ˈkoʊdə/

coda

coda
Meaning
the concluding passage of a piece of music or a literary work
Example
The novel ends with a reflective coda that ties up the themes.
Le roman se termine par une coda réfléchie qui relie les thèmes.
C2 noun /dʒæm/

jamb

montant de porte
Meaning
The side post or surface of a doorway, window, or fireplace.
Example
The carpenter carefully measured the width of the door jamb.
Le menuisier a soigneusement mesuré la largeur du montant de la porte.
C2 noun /ˈeb.taɪd/

Ebb-tide

basse mer
Meaning
the movement of the tide out to sea; a time when the sea level is falling
Example
During ebb-tide, we could walk further out on the beach.
Pendant la basse mer, nous pouvions marcher plus loin sur la plage.
C2 verb /ˈpɛrəɡrɪˌneɪt/

peregrinate

bonheur
Meaning
To travel or wander from place to place.
Example
He loved to peregrinate across the countryside during summer.
Elle ne pouvait pas cacher son bonheur quand elle a reçu le prix.
C2 noun /ˈmɪsənˌθroʊp/

misanthrope

misanthrope
Meaning
a person who dislikes or distrusts humankind
Example
The old man was considered a misanthrope who avoided all social gatherings.
L'homme âgé était considéré comme un misanthrope qui évitait tous les rassemblements sociaux.
C2 noun /kɪln/

kiln

four de potier
Meaning
a furnace or oven for burning, baking, or drying, especially one for firing pottery or bricks
Example
The potter placed the clay pots into the kiln for firing.
Le potier a placé les pots en argile dans le four de potier pour les cuire.
C2 adjective /spraɪ/

spry

dynamique
Meaning
active and lively, especially in old age
Example
The spry grandmother surprised everyone with her quick dance steps.
La grand-mère dynamique a surpris tout le monde avec ses pas de danse rapides.
C2 noun ˈbaɪəʊˌsaɪd

biocide

biocide
Meaning
A chemical substance or microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism.
Example
Biocides help control pests and reduce the spread of diseases.
Les biocides aident à contrôler les ravageurs et à réduire la propagation des maladies.
C2 noun /troʊθ/

troth

engagement, fidélité
Meaning
Faith or loyalty when pledged in a solemn agreement or vow, especially in marriage.
Example
He pledged his troth to her before the gathering.
Il a promis sa fidélité avant la réunion.
C2 noun /ˈɡæli/

galley

cuisine de navire
Meaning
A low, flat ship used in ancient times, often with sails and oars; also, a kitchen on a ship or aircraft.
Example
The galley was filled with the smell of freshly cooked food.
La cuisine de navire était remplie de l'odeur de la nourriture fraîchement cuisinée.
C2 noun /ˈɑːrkeɪndʒəl/

archangel

archange
Meaning
A high-ranking angel, often considered a chief messenger or leader among angels.
Example
Michael is often depicted as the most powerful archangel.
Michel est souvent représenté comme l'archange le plus puissant.
C2 adjective /ˈliːwərd/

leeward

côté abrité du vent
Meaning
On or toward the sheltered side away from the wind.
Example
They built their camp on the leeward side of the hill.
Ils ont installé leur camp du côté abrité du vent de la colline.
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 noun /ˈklaʊdˌbɜːrst/

cloudburst

averse soudaine et intense
Meaning
a sudden and very heavy rainfall
Example
The picnic was ruined by a sudden cloudburst.
Le pique-nique a été gâché par une averse soudaine et intense.
C2 noun /lʌɡˈʒʊəriəns/

luxuriance

luxuriance
Meaning
abundant growth, richness, or elegance
Example
The garden was filled with the luxuriance of tropical plants.
Le jardin était rempli de la luxuriance des plantes tropicales.
C2 noun /ˌɪntərˈrɛɡnəm/

interregnum

interrègne
Meaning
A period between rulers or governments when normal leadership is suspended.
Example
The country faced instability during the interregnum after the king’s death.
Le pays a connu de l’instabilité pendant l’interrègne après la mort du roi.
C2 verb /ˈvaɪtəlaɪz/

vitalize

vitaliser
Meaning
To give life, energy, or strength to something.
Example
Fresh air and exercise can vitalize the body and mind.
L'air frais et l'exercice peuvent vitaliser le corps et l'esprit.
C2 adjective /ˌeθ.noʊˈsen.trɪk/

ethnocentric

ethnocentrique
Meaning
evaluating other cultures according to the standards of one's own culture
Example
His ethnocentric attitude made it hard for him to appreciate foreign traditions.
Son attitude ethnocentrique lui rendait difficile d'apprécier les traditions étrangères.
C2 noun /səˈnɛs.əns/

senescence

vieillissement
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
Le biologiste a étudié la sénescence des plantes pour comprendre le vieillissement.
C2 verb /nɑːrl/

gnarl

torsader
Meaning
To twist into a knotted or distorted form.
Example
The tree roots began to gnarl around the stones.
Les racines de l'arbre ont commencé à se tordre autour des pierres.
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 /ɛˌspriː də ˈkɔːr/

esprit de corps

esprit de corps
Meaning
A feeling of pride, fellowship, and loyalty shared by members of a group.
Example
The team's esprit de corps was evident in their cooperative effort.
L'esprit de corps de l'équipe était évident dans leurs efforts coopératifs.
C2 adjective /ˌɪmpəˈmɪsəbl/

impermissible

interdit
Meaning
Not permitted or allowed.
Example
Such behavior is impermissible in the workplace.
Un tel comportement est interdit sur le lieu de travail.
C2 noun /ˈrʊkəri/

rookery

nid d'oiseaux
Meaning
a place where rooks or other birds breed and nest in colonies
Example
We saw a rookery full of noisy birds near the forest.
Nous avons vu un nid d'oiseaux plein d'oiseaux bruyants près de la forêt.
C2 noun /ˈɪl.i.æd/

iliad

Iliade
Meaning
An ancient Greek epic poem attributed to Homer, describing the events of the Trojan War.
Example
Students studied the Iliad to understand Greek mythology and heroism.
Les étudiants ont étudié l'Iliade pour comprendre la mythologie grecque et l'héroïsme.
C2 verb /ˈdɛpɪleɪt/

depilate

épiler
Meaning
to remove hair from the skin, especially by mechanical or chemical means
Example
She decided to depilate her legs before the event.
Elle a décidé de se dépiler les jambes avant l'événement.
C2 verb /leɪv/

lave

laver
Meaning
To wash or bathe.
Example
She laved her face with cool water.
Elle a lavé son visage avec de l'eau froide.
C2 verb /məˈmɔːriəlaɪz/

memorialize

commémorer
Meaning
to preserve the memory of a person or event, often through a ceremony, monument, or record
Example
The city decided to memorialize the hero with a statue in the central square.
La ville a décidé de commémorer le héros avec une statue sur la place centrale.
C2 noun /ˈtɛsteɪtər/

testator

testateur
Meaning
a person who has made a will
Example
The lawyer read the will of the deceased testator.
L'avocat a lu le testament du testateur décédé.
C2 noun /prəˈtɛktərət/

protectorate

protectorat
Meaning
A state that is controlled and protected by another.
Example
The small country became a protectorate of the empire.
Le petit pays est devenu un protectorat de l'empire.
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 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 /ˈfæsaɪl/

Facile

facile; superficiel; manquant de profondeur
Meaning
easily achieved; superficial; lacking depth
Example
His facile explanation didn't address the real problem.
Son explication facile n'a pas abordé le vrai problème.
C2 adjective /bɪˈnaɪtɪd/

benighted

obscur, ignorant
Meaning
In a state of intellectual or moral ignorance; overtaken by darkness.
Example
The explorers were lost in the benighted forest without any guide.
Les explorateurs se sont perdus dans la forêt obscure sans guide.
C2 noun /ˈkæʒuɪstri/

casuistry

casuistique
Meaning
The use of clever but false reasoning, especially in relation to moral questions.
Example
The lawyer’s argument was dismissed as mere casuistry.
L'argument de l'avocat a été rejeté comme étant une simple casuistique.
C2 noun /ˈræŋ.kər/

rancor

rancune
Meaning
A feeling of deep and bitter anger or resentment.
Example
There was a rancor between the two rivals that never faded.
Il y avait une rancune entre les deux rivaux qui ne s'est jamais estompée.
C2 verb /ɪnˈɡreɪʃiˌeɪt/

ingratiate

se faire bien voir
Meaning
To gain favor or approval by deliberate effort, often in a flattering way.
Example
She tried to ingratiate herself with her boss by complimenting him often.
Elle a essayé de s'ingratiser auprès de son patron en le complimentant souvent.
C2 noun /tiːˈtoʊtəlɪzəm/

teetotalism

abstinence totale d'alcool
Meaning
the practice or principle of abstaining completely from alcoholic drinks
Example
He practiced teetotalism throughout his life.
Il a pratiqué le teetotalisme toute sa vie.
C2 verb /ʌnˈjoʊk/

unyoke

dételer
Meaning
To release from a yoke or to free from restraint or obligation.
Example
The farmer unyoked the oxen after a long day of work.
Le fermier a dételé les bœufs après une longue journée de travail.
C2 noun /ˈsweɪʒən/

suasion

persuasion
Meaning
the act of persuading or influencing someone
Example
The leader used gentle suasion to win support for the plan.
Le leader a utilisé une suasion douce pour obtenir le soutien pour le plan.
C2 verb /ɪnˈdɛmnɪfaɪ/

indemnify

indemniser
Meaning
to compensate someone for harm or loss; to secure against future damage or cost
Example
The insurance company agreed to indemnify the client for the damages.
La compagnie d'assurance a accepté d'indemniser le client pour les dommages.
C2 noun /ˌpliːnɪpəˈtɛnʃəri/

plenipotentiary

plénipotentiaire
Meaning
a person invested with full power to act on behalf of another, especially in diplomacy
Example
The ambassador was a plenipotentiary sent to negotiate the treaty.
L'ambassadeur était un plénipotentiaire envoyé pour négocier le traité.
C2 noun /ˈtʌtʃ.stoʊn/

Touchstone

étalon; critère
Meaning
a standard or criterion by which something is judged or recognized; a test of genuineness
Example
His honesty became the touchstone by which all other employees were measured.
Son honnêteté est devenue l'étalon par lequel tous les autres employés étaient mesurés.
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 verb /ˈnɪɡəl/

niggle

causer une légère mais persistante gêne
Meaning
to cause slight but persistent annoyance, discomfort, or worry
Example
A small doubt niggled at her mind.
Un petit doute la perturbait dans son esprit.
C2 verb /ɛkˈskɔːrieɪt/

excoriate

critique sévèrement
Meaning
To strongly criticize someone; to denounce severely.
Example
The critic excoriated the film for its poor script.
Le critique a sévèrement critiqué le film pour son mauvais scénario.
C2 noun /kəˈpriːs/

caprice

caprice
Meaning
a sudden, unpredictable change of mood or behavior
Example
She bought the expensive dress on a caprice.
Elle a acheté la robe chère sur un caprice.
C2 noun /ˈɡræfaɪt/

graphite

graphite
Meaning
a soft, black form of carbon used in pencils and as a lubricant
Example
The artist sketched the portrait using a graphite pencil.
L'artiste a esquissé le portrait avec un crayon graphite.
C2 adjective /bjuːˈkɒlɪk/

bucolic

bucolique
Meaning
Relating to the pleasant aspects of the countryside and country life.
Example
They enjoyed a bucolic picnic by the river.
Ils ont apprécié un pique-nique bucolique au bord de la rivière.
C2 verb /ˈbætn/

batten

fixer
Meaning
To fasten or secure something tightly.
Example
They battened down the hatches before the storm.
Ils ont fixé les écoutilles avant la tempête.
C2 noun /ˈskɔːrpiən fɪʃ/

Scorpion fish

poisson-scorpion
Meaning
a type of fish with venomous spines that belongs to the family Scorpaenidae
Example
The scorpion fish has dangerous spines that can inject venom.
Le poisson-scorpion a des épines dangereuses qui peuvent injecter du venin.
C2 noun /kwɪˈɛsəns/

quiescence

quiescence
Meaning
A state of quietness, inactivity, or dormancy.
Example
The volcano has been in a state of quiescence for decades.
Le volcan est en état de quiescence depuis des décennies.
C2 noun /viːˈnæləti/

venality

vénalité
Meaning
the quality of being open to bribery or corruption
Example
The scandal revealed the venality of several senior officials.
Le scandale a révélé la vénalité de plusieurs hauts fonctionnaires.
C2 verb /ˈɡæmbəl/

gambol

sauter joyeusement
Meaning
to run or jump about playfully
Example
The lambs gamboled in the field under the sun.
Les agneaux sautaient joyeusement dans le champ sous le soleil.
C2 noun /ˌpɜːrspɪˈkjuːəti/

perspicuity

perspicuité
Meaning
Clarity and ease in speech or writing; the quality of being clearly expressed.
Example
The perspicuity of his lecture made it easy for students to understand complex topics.
La perspicuité de sa conférence a facilité la compréhension des sujets complexes par les étudiants.
C2 verb /ˈmɒrəlaɪz/

moralize

moraliser
Meaning
To comment on issues of right and wrong, often with an air of superiority.
Example
He tends to moralize about other people's choices.
Il a tendance à moraliser sur les choix des autres.
C2 verb /ˈseɪʃiˌeɪt/

satiate

satisfaire
Meaning
To satisfy fully, especially with food or desire.
Example
The large meal satiated his hunger.
Le grand repas a satisfait sa faim.
C2 noun /ˈhɔːrn.bɪl/

Hornbill

Oiseau hornbill
Meaning
a large tropical bird with a large curved beak and often a horn-like projection
Example
The colorful hornbill perched on the highest branch.
Le hornbill coloré s'est posé sur la branche la plus haute.
C2 noun /ˈsɪbəraɪt/

sybarite

sybarite
Meaning
a person who loves luxury and pleasure
Example
The millionaire was a true sybarite who lived only for comfort and enjoyment.
Le millionnaire était un véritable sybarite qui vivait uniquement pour le confort et le plaisir.
C2 noun /ˈnæfθə/

naphtha

naphta
Meaning
A flammable oil containing hydrocarbons, obtained from petroleum or coal tar, used as fuel or solvent.
Example
The factory stored barrels of naphtha for industrial use.
L'usine stockait des barils de naphta pour un usage industriel.
C2 verb /ˈblændɪʃ/

blandish

flatter
Meaning
to flatter or coax someone with kind words or praise in order to influence them
Example
He blandished the officials with compliments to gain their support.
Il a flatté les responsables pour obtenir leur soutien.
C2 adjective /ˌɪnkəmˈprɛsəbl/

incompressible

incompressible
Meaning
Not able to be pressed or squeezed into a smaller space.
Example
Liquids are generally considered incompressible.
Les liquides sont généralement considérés comme incompressibles.
C2 adjective /ˈfæð.əm.ləs/

fathomless

incompréhensible ou insondable
Meaning
impossible to understand or measure; very deep
Example
The ocean seemed fathomless as it stretched to the horizon.
L'océan semblait insondable à mesure qu'il s'étendait jusqu'à l'horizon.
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

sublingual
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
Le médecin a prescrit un comprimé sublingual pour une absorption plus rapide.
C2 adjective /ˌtaɪtˈfɪstɪd/

tightfisted

avare
Meaning
unwilling to spend money; stingy
Example
He is so tightfisted that he refuses to tip at restaurants.
Il est tellement avare qu'il refuse de donner un pourboire dans les restaurants.
C2 noun /ˌkiː.təʊˈdʒen.ɪ.sɪs/

ketogenesis

processus de production de cétones
Meaning
The metabolic process by which the liver produces ketones from fatty acids, providing an alternative energy source during low carbohydrate availability.
Example
Ketogenesis occurs during fasting or low-carb diets.
La cétogenèse se produit lors du jeûne ou des régimes pauvres en glucides.
C2 noun /ˌhɜːrpəˈtɒlədʒɪst/

herpetologist

herpétologiste
Meaning
A scientist who studies reptiles and amphibians.
Example
The herpetologist discovered a new species of frog in the rainforest.
L'herpétologiste a découvert une nouvelle espèce de grenouille dans la forêt tropicale.
C2 noun /ˈɡlʌt.ən/

Glutton

glouton
Meaning
a person who regularly eats or drinks more than is necessary; someone who has an excessive appetite
Example
He was known as a glutton who could finish three large pizzas in one sitting.
Il était connu comme un glouton capable de finir trois grandes pizzas en une seule fois.
C2 verb /ɪˈvɪsəˌreɪt/

eviscerate

éviscérer, détruire
Meaning
to remove the internal organs of; to deprive of essential content
Example
The critics eviscerated the movie for its weak storyline.
les critiques ont détruit le film à cause de son histoire faible.
C2 noun /ˈbriːzˌweɪ/

breezeway

passage couvert
Meaning
A roofed outdoor passage, often connecting two buildings.
Example
The breezeway connected the house to the garage.
Le passage couvert reliait la maison au garage.
C2 noun dʒʊˈdɪʃəsnɪs

judiciousness

jugement judicieux, sagesse
Meaning
Having, showing, or done with good judgment or sense.
Example
Her judiciousness in making decisions was appreciated.
Sa sagesse dans la prise de décision a été appréciée.
C2 noun /kəˈliːdʒən/

collegian

étudiant universitaire
Meaning
a student of a college
Example
The collegians were preparing for the cultural festival.
Les collégiens se préparaient pour le festival culturel.
C2 noun /ˌhaɪpəkəˈnektɪvɪti/

hyperconnectivity

hyperconnectivité
Meaning
The state of being extensively connected to other people, places, information, etc., through digital technology.
Example
Hyperconnectivity has changed the dynamics of human interaction.
La hyperconnectivité a changé la dynamique de l'interaction humaine.
C2 noun /dɪˈpləʊmətɪst/

diplomatist

diplomate
Meaning
A person skilled in diplomacy; another word for diplomat.
Example
The diplomatist handled the negotiations with great tact.
Le diplomate a géré les négociations avec grande tact.
C2 verb /ˈæd.l̩/

addle

embrouiller
Meaning
To confuse or muddle someone’s mind.
Example
The complicated instructions only served to addle him.
Les instructions compliquées n'ont servi qu'à le rendre confus.
C2 noun /ˈtʊrnɪkɪt/

tourniquet

garrot
Meaning
a device used to stop bleeding by compressing blood vessels
Example
The medic applied a tourniquet to stop the bleeding.
Le médecin a appliqué un garrot pour arrêter le saignement.
C2 verb ˈɪnʌndeɪt

inundate

inonder, submerger quelqu'un ou quelque chose avec des choses ou des personnes à traiter
Meaning
To flood; overwhelm someone or something with things or people to be dealt with
Example
The company was inundated with requests after the advertisement.
L'entreprise a été inondée de demandes après la publicité.
C2 noun /ˈprɒsɪlaɪt/

proselyte

prosélyte
Meaning
A person who has converted from one belief, opinion, or religion to another.
Example
She became a proselyte after converting to a new faith.
Elle est devenue un prosélyte après s'être convertie à une nouvelle foi.
C2 adjective ˈɛr.jʊ.daɪt

erudite

érudit ou savant
Meaning
Having or showing great knowledge or learning; scholarly and intellectual.
Example
The professor's erudite lecture fascinated the students.
Le discours érudit du professeur a fasciné les étudiants.
C2 noun /lɔːŋ ɡɔːrd/

Long gourd

courge longue
Meaning
an elongated green vegetable belonging to the cucumber family, used in cooking
Example
She sliced the long gourd thinly for the stir-fry dish.
Elle a coupé la courge longue en tranches fines pour le plat sauté.
C2 noun /ˈklævɪkəl/

clavicle

clavicule
Meaning
the collarbone, a long bone that serves as a strut between the shoulder blade and the sternum
Example
He fractured his clavicle in the accident.
Il a fracturé sa clavicule dans l'accident.
C2 adjective /ˈmɜːrkəntaɪl/

mercantile

commercial
Meaning
related to trade or commerce
Example
The city grew rapidly due to its mercantile activities.
La ville a rapidement prospéré grâce à ses activités mercantiles.
C2 adjective, noun /bɪˈtroʊðd/

betrothed

fiancé
Meaning
Engaged to be married; a person who is engaged.
Example
She introduced him as her betrothed.
Elle l'a présenté comme son fiancé.
C2 adjective ˈtɛnsaɪl

tensile

tensile
Meaning
Relating to tension; capable of being stretched.
Example
The tensile strength of the material is crucial for the construction project.
La résistance à la traction du matériau est cruciale pour le projet de construction.
C2 verb /ˈfrɪtər/

fritter

gaspiller
Meaning
To waste time, money, or energy on trivial matters.
Example
He frittered away his savings on unnecessary gadgets.
Il a gaspillé ses économies sur des gadgets inutiles.
C2 noun /ˈɑːriə/

aria

pièce vocale solo
Meaning
a solo vocal piece with instrumental accompaniment, typically in an opera
Example
The soprano performed a moving aria during the second act.
La soprano a interprété une aria émouvante lors du deuxième acte.
C2 noun /kɪθ/

kith

amis
Meaning
Friends, acquaintances, and relations.
Example
He invited all his kith and kin to the wedding.
Il a invité tous ses amis et sa famille au mariage.
C2 adjective /ˈfrɒlɪksəm/

Frolicsome

enjoué; joyeux; gai
Meaning
joyful; playful; merry; cheerful
Example
The frolicsome children laughed and played in the park.
Les enfants joyeux riaient et jouaient dans le parc.
C2 noun /ˈdʒʌɡjələr/

jugular

veine jugulaire
Meaning
A large vein in the neck that carries blood from the head back to the heart.
Example
The doctor checked the patient's jugular vein for signs of pressure.
Le médecin a examiné la veine jugulaire du patient à la recherche de signes de pression.
C2 adjective /kənˈvɪviəl/

convivial

amical, animé et agréable; sociable
Meaning
friendly, lively, and enjoyable; sociable
Example
The party had a convivial atmosphere with music and laughter.
La fête avait une atmosphère conviviale avec de la musique et des rires.
C2 adjective /ˌæd.vɛnˈtɪʃ.əs/

adventitious

accidentel
Meaning
Happening by chance or accident, not planned.
Example
His success was partly due to adventitious circumstances.
Son succès était en partie dû à des circonstances accidentelles.
C2 noun ˈoʊʃən ˌstrætɪfɪˈkeɪʃən

ocean stratification

stratification océanique
Meaning
The formation of layers in ocean water due to differences in density.
Example
Ocean stratification affects marine biodiversity.
La stratification océanique affecte la biodiversité marine.
C2 noun /ˌmɔːzəˈliːəm/

mausoleum

mausolée
Meaning
A large stately building that houses a tomb or several tombs.
Example
The king was buried in a grand mausoleum.
Le roi a été enterré dans un grand mausolée.
C2 verb /bɪˈhuːv/

behoove

être nécessaire ou approprié pour que quelqu'un fasse quelque chose
Meaning
to be necessary, proper, or appropriate for someone to do
Example
It would behoove you to study before the exam.
Il serait approprié que tu étudies avant l'examen.
C2 noun /skɪf/

skiff

petit bateau
Meaning
a small, light boat usually for one person
Example
The fisherman paddled his skiff across the lake.
Le pêcheur a pagayé son petit bateau à travers le lac.
C2 adjective /ˈʃɪft.ləs/

shiftless

paresseux
Meaning
Lacking ambition or the ability to accomplish anything; lazy and unmotivated.
Example
He was seen as a shiftless young man with no goals.
Il a été vu comme un jeune homme paresseux sans objectifs.
C2 adjective /ˈfiːbraɪl/

febrile

fiévreux, agité
Meaning
having or showing the symptoms of a fever; or highly excitable or agitated
Example
The patient was in a febrile state with high temperature.
Le patient était dans un état fébrile avec une température élevée.
C2 noun /ˈdaɪəˌdɛm/

diadem

diadème
Meaning
A crown or headband worn as a symbol of royalty or authority.
Example
The queen wore a glittering diadem at the coronation.
La reine portait une diadème étincelante lors du couronnement.
C2 verb /ˈbɜːrdʒən/

burgeon

croître rapidement
Meaning
To grow or develop rapidly; to flourish.
Example
The city's population began to burgeon after the new factory opened.
La population de la ville a commencé à croître rapidement après l'ouverture de la nouvelle usine.
C2 adjective /ˌɪrɪˈdjuːsəbl/

irreducible

irréductible
Meaning
impossible to reduce or simplify further
Example
The fraction 3/7 is irreducible.
La fraction 3/7 est irréductible.
C2 adjective /dɪˈluːsɪv/

delusive

illusoir
Meaning
Giving a false or misleading impression; deceptive.
Example
His promises turned out to be delusive and untrustworthy.
Ses promesses se sont révélées être illusoires et peu fiables.
C2 adjective /ɪnˈɛstɪməbl/

inestimable

inestimable
Meaning
Too great or valuable to be measured or estimated.
Example
Her contribution to the project was of inestimable value.
Sa contribution au projet avait une valeur inestimable.
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 adjective /ˌæf.əˈrɪs.tɪk/

aphoristic

style aphoristique
Meaning
expressed in the style of a short, witty saying
Example
Her writing style is concise and aphoristic.
Son style d'écriture est concis et aphoristique.
C2 noun /ˈsælvər/

salver

plateau en argent
Meaning
A tray, typically made of silver, used for serving food or drinks.
Example
The butler brought in the tea on a silver salver.
Le majordome a apporté le thé sur un plateau en argent.
C2 verb /dɪˈkæmp/

decamp

fuir
Meaning
To depart suddenly or secretly, often to avoid trouble or escape.
Example
The thief decamped before the police arrived.
Le voleur s'est échappé avant que la police n'arrive.
C2 noun /ˌɪn.təˈvɛn.ʃə.nɪ.zəm/

interventionism

interventionnisme
Meaning
Government policy of active involvement in economic affairs.
Example
The central bank's interventionism helped stabilize inflation.
L'interventionnisme de la banque centrale a aidé à stabiliser l'inflation.
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 verb /ˈdʒɪb.ər/

gibber

parler de manière incompréhensible
Meaning
To speak rapidly and unintelligibly, typically through fear or shock.
Example
The frightened man began to gibber when he saw the ghost.
L'homme effrayé a commencé à parler de manière incompréhensible lorsqu'il a vu le fantôme.
C2 noun /əˈdɛpt.nəs/

adeptness

aptitude et habileté
Meaning
Skill and dexterity in a task.
Example
His adeptness in negotiations helped close the deal successfully.
Son aptitude dans les négociations a permis de conclure l'accord avec succès.
C2 noun /dəˈkɔɪt/

Dacoit

bandit
Meaning
a member of an armed gang of robbers; a bandit, especially in India and Myanmar
Example
The village was terrorized by a gang of dacoits who robbed travelers.
Le village a été terrorisé par un gang de bandits qui ont volé les voyageurs.
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 /ˈsɪlieɪtɪd/

ciliated

ciliée
Meaning
Having minute hairlike projections (cilia) on the surface of cells or organisms.
Example
The ciliated cells in the respiratory tract help move mucus out of the lungs.
Les cellules ciliées dans le tractus respiratoire aident à déplacer le mucus hors des poumons.