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A1 noun /bɜːrd/

bird

oiseau
Meaning
a warm-blooded animal with feathers and wings that usually lays eggs and can often fly
Example
A bird was singing on the tree branch.
Un oiseau chantait sur la branche de l'arbre.
A2 preposition /bɪˈsaɪd/

beside

à côté de
Meaning
next to or at the side of someone or something
Example
She sat beside her best friend during the ceremony.
Elle s'est assise à côté de sa meilleure amie pendant la cérémonie.
B2 adverb /bɪˈfɔːr.hænd/

Beforehand

à l'avance; auparavant; avant
Meaning
in advance; ahead of time; earlier
Example
We prepared everything beforehand.
Nous avons tout préparé à l'avance.
B2 noun /ˈbaɪoʊ ˌdeɪtə/

Bio-data

curriculum vitae
Meaning
biographical data; a resume or curriculum vitae containing personal and professional information
Example
Please submit your bio-data along with the job application.
Veuillez soumettre votre curriculum vitae avec la demande d'emploi.
C1 adjective /bɪˈriːvd/

Bereaved

endeuillé
Meaning
having lost a loved one through death
Example
The bereaved family received many condolences.
La famille endeuillée a reçu de nombreuses condoléances.
C2 adjective /ˈbɔːlki/

balky

têtu
Meaning
difficult, uncooperative, or stubborn
Example
The balky printer refused to work when needed most.
L'imprimante têtue a refusé de fonctionner quand elle en avait le plus besoin.
C2 noun /ˈbærəˌɡræf/

barograph

instrument qui enregistre les variations de pression atmosphérique
Meaning
an instrument that records changes in atmospheric pressure
Example
The scientist checked the barograph for pressure variations.
Le scientifique a vérifié le barographe pour les variations de pression.
B2 noun /bædʒ/

badge

insigne
Meaning
A small emblem or sign worn to show membership, authority, or achievement.
Example
The police officer showed his badge to identify himself.
L'officier de police a montré son badge pour s'identifier.
C2 noun /bəˈlɛəroʊ/

bolero

boléro (une danse espagnole ou une veste courte ouverte à l'avant)
Meaning
A Spanish dance in slow triple time, or a short jacket open at the front.
Example
The dancers performed a passionate bolero at the festival.
Les danseurs ont exécuté un boléro passionné lors du festival.
C1 noun /brɪm/

Brim

bord; liseré
Meaning
the projecting edge of a hat; the edge or lip of something
Example
The wide brim of his hat protected him from the scorching sun.
Le large bord de son chapeau le protégeait du soleil brûlant.
C1 adjective/verb /ˈbæntərɪŋ/

bantering

plaisanter
Meaning
characterized by good-humored teasing or joking
Example
They had a bantering conversation at the café.
Ils ont eu une conversation en plaisantant au café.
C1 noun /blɜːrb/

blurb

description promotionnelle
Meaning
a short promotional description of a book, product, or service
Example
The back cover had a blurb praising the novel.
Le dos de couverture avait une description promotionnelle louant le roman.
C1 verb /broʊtʃ/

broach

aborder
Meaning
to bring up a subject for discussion
Example
She decided to broach the topic of salary with her manager.
Elle a décidé d'aborder le sujet du salaire avec son responsable.
A2 adjective /blaɪnd/

blind

aveugle
Meaning
Unable to see because of injury, disease, or a congenital condition.
Example
He has been blind since birth.
Il est aveugle depuis la naissance.
B1 noun /brif/

Brief

bref; court
Meaning
a concise statement of the facts; a set of instructions given to a person about a job or task
Example
The lawyer received a detailed brief about the upcoming court case.
L'avocat a reçu un rapport détaillé sur le prochain procès.
B2 adjective /bɪˈheɪvjərəl/

behavioral

comportemental
Meaning
relating to the way a person or animal acts
Example
The psychologist studied the child's behavioral patterns.
Le psychologue a étudié les modèles comportementaux de l'enfant.
C1 noun /ˈbɪtər ɡɔːrd/

Bitter Gourd

courge amère
Meaning
a green, bumpy vegetable with a very bitter taste, known for its medicinal properties
Example
Bitter gourd is excellent for controlling blood sugar levels.
La courge amère est excellente pour contrôler les niveaux de sucre dans le sang.
C2 verb /bɪˈstruː/

bestrew

répandre
Meaning
To scatter or cover something with objects or substances.
Example
The ground was bestrewn with autumn leaves.
Le sol était couvert de feuilles d'automne.
B2 verb /ˈbraɪtən/

brighten

illuminer
Meaning
to make something lighter or more colorful; to improve mood or make happier
Example
A few kind words can brighten someone's day.
Quelques mots gentils peuvent illuminer la journée de quelqu'un.
A1 adjective /bæd/

bad

mauvais
Meaning
not good; unpleasant, harmful, or of poor quality
Example
The milk smells bad, so don’t drink it.
Le lait sent mauvais, donc ne le bois pas.
C1 verb /bruːd/

brood

ruminer, groupe de petits oiseaux nouvellement nés
Meaning
to think deeply about something that makes one unhappy; also, a group of young birds hatched at the same time
Example
He sat alone, brooding over his failures.
Il s'assit seul, en train de ruminer sur ses échecs.
C1 noun /blɪs/

Bliss

bonheur parfait; grande joie
Meaning
perfect happiness; great joy
Example
She felt pure bliss while watching the beautiful sunset.
Elle a ressenti un bonheur pur en regardant le magnifique coucher du soleil.
B2 noun; verb /breɪs/

brace

attelle; se préparer
Meaning
a device that supports or strengthens something; to prepare mentally or physically for something difficult
Example
She braced herself for the strong wind.
Elle s’est préparée au vent fort.
B2 noun /ˈbætʃələr/

Bachelor

célibataire; titulaire d'un diplôme universitaire
Meaning
an unmarried man; a person who holds a first degree from a university
Example
He remained a bachelor all his life and earned a bachelor's degree in engineering.
Il est resté célibataire toute sa vie et a obtenu un diplôme d'ingénieur.
A1 noun /biːtʃ/

beach

plage
Meaning
An area of sand or small stones beside the sea or a lake.
Example
They spent the day relaxing on the beach.
Ils ont passé la journée à se détendre sur la plage.
C2 verb /bɪˈθɪŋk/

bethink

se souvenir
Meaning
to cause oneself to consider or remember something
Example
He bethought himself of the promise he had made.
Il se souvint de la promesse qu'il avait faite.
A1 adjective /braʊn/

Brown

marron
Meaning
having the color of earth or wood; dark colored
Example
She has beautiful brown eyes that sparkle in the sunlight.
Elle a de beaux yeux bruns qui brillent sous la lumière du soleil.
C1 adjective /ˈbed.rɪd.ən/

Bedridden

alité
Meaning
confined to bed; unable to leave one's bed due to illness or infirmity
Example
The elderly man has been bedridden for several months.
L'homme âgé est alité depuis plusieurs mois.
C2 verb /beɪst/

baste

verser ou badigeonner de la graisse fondue, du jus ou du liquide sur la viande pendant la cuisson pour la garder humide
Meaning
to pour or brush melted fat, juices, or liquid over meat during cooking to keep it moist
Example
She basted the turkey every 30 minutes to keep it juicy.
Elle a badigeonné la dinde toutes les 30 minutes pour la garder juteuse.
A2 noun /ˈbɪz.nəs/

Business

affaires; entreprise; commerce
Meaning
work relating to the production, buying, and selling of goods or services
Example
He started his own business after graduating from university.
Il a commencé son propre business après avoir obtenu son diplôme universitaire.
A2 adverb /bɪˈsaɪdz/

Besides

en plus
Meaning
in addition to; moreover; furthermore
Example
Besides being smart, he is also kind.
En plus d'être intelligent, il est aussi gentil.
C2 verb /bɪˈtəʊkən/

betoken

présager
Meaning
to be a sign or indication of something
Example
Dark clouds betoken an approaching storm.
Les nuages sombres présagent une tempête qui approche.
C2 adjective /bəˈnɛfɪsənt/

beneficent

bénévole, généreux
Meaning
generous or doing good
Example
The beneficent leader donated funds to build a hospital.
Le leader bénéfique a donné des fonds pour construire un hôpital.
C1 verb /bʌdʒ/

budge

bouger légèrement / changer d'avis ou de position
Meaning
To move slightly; to change one’s opinion or position.
Example
Despite the pressure, he refused to budge from his decision.
Malgré la pression, il a refusé de bouger de sa décision.
C1 noun /ˈblæs.fə.mi/

blasphemy

blasphème
Meaning
the act of speaking disrespectfully about God or sacred things
Example
In some countries, blasphemy is a punishable offense.
Dans certains pays, le blasphème est un délit passible de punition.
B2 noun, verb /bʌt/

butt

frapper avec la tête, la fin de quelque chose
Meaning
to hit or push with the head or horns; the end part of something, especially a cigarette
Example
The goat butted the fence with its horns.
La chèvre a frappé la clôture avec ses cornes.
A2 verb /ˈbɒðər/

bother

déranger
Meaning
to annoy, worry, or cause trouble to someone
Example
I don't want to bother you while you're working.
Je ne veux pas te déranger pendant que tu travailles.
C2 verb /bɪˈweɪl/

bewail

déplorer
Meaning
to express deep sorrow or regret over something; to mourn openly
Example
She bewailed the loss of her childhood home.
Elle a déploré la perte de sa maison d’enfance.
C1 noun /ˈbærɪstər/

barrister

avocat
Meaning
A type of lawyer in certain legal systems who specializes in courtroom advocacy and litigation.
Example
The barrister argued the case passionately before the judge.
L'avocat a plaidé l'affaire avec passion devant le juge.
C2 noun /ˈbloʊˌhɑrd/

blowhard

personne prétentieuse
Meaning
a person who brags a lot or talks in a boastful way
Example
Everyone avoided the blowhard at the party because he wouldn't stop bragging.
Tout le monde évitait le prétentieux à la fête car il n'arrêtait pas de se vanter.
B1 verb /baʊns/

bounce

rebondir
Meaning
to spring back after hitting something; to rebound.
Example
The ball bounced off the wall and hit the window.
Le ballon a rebondi contre le mur et a frappé la fenêtre.
B1 noun /baɪˈɒlədʒi/

biology

biologie
Meaning
The scientific study of living organisms.
Example
Biology explains how plants and animals function.
La biologie explique comment les plantes et les animaux fonctionnent.
C1 adjective /bəˈnɑːl/ or /ˈbeɪnəl/

banal

banal
Meaning
Lacking originality; boringly obvious and commonplace.
Example
His speech was full of banal clichés.
Son discours était plein de clichés banals.
C1 adjective /ˈbaʊn.tɪ.fəl/

bountiful

abondant / généreux
Meaning
Large in quantity; abundant; generous in giving.
Example
The farmer was grateful for the bountiful harvest.
Le fermier était reconnaissant pour la récolte abondante.
B1 noun /bend/

Bend

virage; courbe
Meaning
a curved or angled part of something; a turning point in a road or river
Example
There is a sharp bend in the river ahead.
Il y a un virage prononcé dans la rivière à l'avant.
C1 adjective /ˈbreɪzən/

brazen

effronté
Meaning
Bold and without shame; shameless.
Example
She made a brazen attempt to lie in front of everyone.
Elle a fait une tentative effrontée de mentir devant tout le monde.
C2 noun /ˈbeɪleɪ/

Bele

poisson bele
Meaning
a type of freshwater fish found in South Asian rivers, known for its distinctive appearance
Example
The bele fish is commonly caught in the rivers of Bangladesh.
Le poisson bele est couramment pêché dans les rivières du Bangladesh.
A1 noun /bɔːl/

ball

balle
Meaning
a round object used in games or sports
Example
The children played with a ball in the park.
Les enfants ont joué avec une balle dans le parc.
B1 verb /ˈbrɔːdˌkæst/

broadcast

diffuser
Meaning
to transmit a program or information by radio, television, or online media
Example
The match was broadcast live on television.
Le match a été diffusé en direct à la télévision.
C1 noun /bɪz/

Biz

affaires
Meaning
business (informal); commercial enterprise or activity
Example
He's been in the restaurant biz for twenty years.
Il est dans le business de la restauration depuis vingt ans.
B2 adjective /ˈbɪtər/

Bitter

amer; de goût fort; exprimant la colère et la déception
Meaning
having a sharp, pungent taste; feeling or showing anger and disappointment
Example
The medicine had a bitter taste.
Le médicament avait un goût amer.
B2 noun /ˈbɒmər/

Bomber

bombardier
Meaning
military aircraft designed to drop bombs on targets
Example
The bomber squadron flew over the city at dawn.
L’escadron de bombardiers a survolé la ville à l’aube.
C2 noun /ˌbrɪɡ.əˈdɪər/

brigadier

brigadier
Meaning
A military officer rank, usually commanding a brigade.
Example
The brigadier inspected the troops before the parade.
Le brigadier a inspecté les troupes avant le défilé.
B2 noun /ˈbroʊ.kər/

Broker

courtier
Meaning
a person who buys and sells goods or assets for others; an intermediary
Example
The stock broker helped me invest my money wisely.
Le courtier en bourse m'a aidé à investir mon argent judicieusement.
A2 noun /brʌʃ/

Brush

brosse
Meaning
a tool with bristles used for cleaning, painting, or grooming
Example
I brush my teeth every morning with a soft brush.
Je me brosse les dents chaque matin avec une brosse douce.
C2 noun /bɛk/

beck

geste de signe / petit ruisseau
Meaning
a gesture of beckoning; a small stream or brook (chiefly Northern English)
Example
The servant came at his master's beck and call.
Le serviteur est venu à l'appel de son maître.
B1 noun /ˈbʌb.əl/

bubble

bulle
Meaning
a thin sphere of liquid enclosing air or gas; a temporary state of inflated value or excitement
Example
The children chased the bubbles in the air.
Les enfants ont poursuivi les bulles dans l'air.
C2 adjective /baɪˈkæmərəl/

bicameral

bicaméral
Meaning
Having two branches or chambers, especially in a legislature.
Example
The United States has a bicameral legislature consisting of the Senate and the House of Representatives.
Les États-Unis ont une législature bicamérale composée du Sénat et de la Chambre des représentants.
C2 noun /blæk ˈkɑːr.də.məm/

Black Cardamom

cardamome noir
Meaning
a large aromatic spice pod with a smoky flavor, commonly used in Indian and Middle Eastern cooking
Example
Add black cardamom to the curry for a rich, smoky flavor.
Ajoutez du cardamome noir au curry pour une saveur riche et fumée.
C2 adjective /ˈbʌmpʃəs/

bumptious

prétentieux
Meaning
Arrogantly self-assertive or conceited.
Example
The bumptious student interrupted the teacher several times.
L'étudiant prétentieux a interrompu le professeur plusieurs fois.
A2 noun /bɑːθ/

Bath

bain; baignoire
Meaning
the act of washing one's body; a container for bathing
Example
I take a hot bath every evening.
Je prends un bain chaud chaque soir.
B2 noun ˈbentʃ.mɑːk

benchmark

référence
Meaning
A standard or point of reference against which things may be compared or assessed.
Example
Sabah Al Ahmad Sea City sets a benchmark in sustainability.
La ville Sabah Al Ahmad Sea City établit une référence en matière de durabilité.
C2 noun /ˈbɛlˌwɛðər/

bellwether

indicateur de tendance
Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
L'entreprise est considérée comme un indicateur de tendance dans l'industrie technologique.
C1 noun /bəˈbuːn/

Baboon

babouin
Meaning
a large African and Arabian primate with a dog-like snout and colorful buttocks
Example
The baboon troop gathered around the watering hole in the savanna.
Le groupe de babouins s'est réuni autour du trou d'eau dans la savane.
B2 noun /ˈbɑː.li/

Barley

orge
Meaning
a cereal grain used for food, brewing beer, and animal feed
Example
The farmer harvested barley from his fields in autumn.
Le fermier a récolté de l'orge de ses champs en automne.
A2 noun /ˈbɑt.əm/

Bottom

fond; bas
Meaning
the lowest point or part of something; the ground under a body of water
Example
The treasure chest was lying at the bottom of the ocean.
Le coffre au trésor était au fond de l'océan.
B1 noun /biːst/

Beast

bête
Meaning
a large or dangerous animal; a cruel or unpleasant person
Example
The lion is a fierce beast of the jungle.
Le lion est une bête féroce de la jungle.
B2 verb /bɪˈfrɛnd/

befriend

se lier d'amitié
Meaning
to act as a friend to someone; to make friends with
Example
She befriended the new student at school.
Elle s'est liée d'amitié avec le nouvel élève à l'école.
A1 adjective /bɪɡ/

big

grand
Meaning
large in size, extent, or importance
Example
They moved into a big house with plenty of space.
Ils ont déménagé dans une grande maison avec beaucoup d'espace.
C2 noun /ˈbɒmbæst/

bombast

langage pompeux
Meaning
speech or writing that is overly pompous and inflated
Example
His campaign speech was full of bombast but lacked real substance.
Son discours de campagne était rempli de bombast mais manquait de véritable substance.
C1 noun /bɒmˈbɑːrdmənt/

bombardment

bombardement
Meaning
a continuous attack with bombs or other projectiles
Example
The city endured a heavy bombardment during the war.
La ville a enduré un bombardement intense pendant la guerre.
B2 noun /ˈbɒtəni/

botany

botanique
Meaning
the scientific study of plants
Example
She is studying botany at the university.
Elle étudie la botanique à l'université.
B2 noun /ˈbriː.ðɪŋ tɛkˌniːks/

breathing techniques

techniques de respiration
Meaning
Methods of controlling breathing to achieve relaxation and improve health.
Example
Breathing techniques help in reducing stress and anxiety.
Les techniques de respiration aident à réduire le stress et l'anxiété.
B2 noun ˈbɛriəl saɪt

burial site

site funéraire
Meaning
A place where a dead body is buried.
Example
The burial site of the martyrs was near the riverbank.
Le site funéraire des martyrs était près de la rive.
B2 adverb /ˈbəʊld.li/

Boldly

audacieusement; sans peur
Meaning
in a confident and brave way; without fear
Example
She boldly stepped forward to face the challenge.
Elle s'avança courageusement pour relever le défi.
C2 noun /breɪ/

brae

versant
Meaning
A hillside or slope, especially in Scotland.
Example
They climbed up the grassy brae to see the sunset.
Ils ont grimpé la lisière herbeuse pour voir le coucher du soleil.
C2 noun /briːtʃ/

breech

La partie arrière du canon d'une arme; une position d'un bébé dans l'utérus où les fesses ou les pieds sortent en premier à la naissance.
Meaning
The back part of a gun barrel; a position of a baby in the womb where the buttocks or feet come out first at birth.
Example
The rifle was loaded through the breech.
Le fusil a été chargé par la culasse.
C2 verb /breɪz/

braze

braser
Meaning
To join two pieces of metal by heating and melting a filler metal into the joint.
Example
The mechanic brazed the broken pipe to fix the leak.
Le mécanicien a brasé le tuyau cassé pour réparer la fuite.
C2 verb /bɪˈdɔːb/

bedaub

barbouiller
Meaning
to smear or cover with a sticky or dirty substance
Example
The children bedaubed the wall with paint.
Les enfants ont barbouillé le mur avec de la peinture.
A2 noun /boʊl/

Bowl

bol
Meaning
a round, deep dish or basin used for food or liquid
Example
She served the soup in a large ceramic bowl.
Elle a servi la soupe dans un grand bol en céramique.
C1 noun /ˈbɑːr.tər ˌsɪs.təm/

barter system

système d'échange
Meaning
A system of exchange where goods and services are traded directly without using money.
Example
Ancient civilizations used the barter system for trade.
Les civilisations anciennes utilisaient le système d'échange pour le commerce.
C1 adjective /ˈbaɪtɪŋ/

Biting

morsure; froid mordant; critique acerbe
Meaning
extremely cold; sharply critical or harsh
Example
The biting cold made everyone shiver.
Le froid mordant a fait trembler tout le monde.
C1 verb; noun /beltʃ/

belch

roter
Meaning
to expel air noisily from the stomach through the mouth; to emit or pour out suddenly and forcefully
Example
After drinking the soda, he belched loudly.
Après avoir bu le soda, il a roté bruyamment.
B1 noun /bʌlb/

bulb

ampoule
Meaning
a rounded glass part of an electric lamp that produces light when lit; also an underground storage organ in some plants
Example
The light bulb burned out, so she replaced it with a new one.
L'ampoule a grillé, alors elle l'a remplacée par une nouvelle.
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.
B2 verb /blʌf/

bluff

tromper
Meaning
to deceive someone by pretending to have strength, knowledge, or resources that one does not actually possess
Example
He tried to bluff his way into the exclusive club.
Il a essayé de bluffer son chemin pour entrer dans le club exclusif.
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.
B2 noun ˈbleɪzə

blazer

blazer
Meaning
A coloured jacket worn by members of a club, team, or school as part of a uniform.
Example
He looked sharp in his navy blue blazer at the event.
Il avait l'air élégant dans son blazer bleu marine lors de l'événement.
C2 noun /brɔːn/

brawn

force physique
Meaning
physical strength in contrast to intelligence
Example
He used his brawn to lift the heavy box.
Il a utilisé sa force physique pour soulever la boîte lourde.
C2 noun /ˈbeɪlɔːr/

bailor

bailleur
Meaning
a person who temporarily transfers possession of goods or property to another under a bailment agreement
Example
The bailor entrusted the valuable artwork to the museum for safekeeping.
Le bailleur a confié l’œuvre d’art au musée.
C2 noun /ˈbɑːrtərər/

barterer

barteur
Meaning
A person who trades goods or services without using money.
Example
The barterer exchanged fruits for some pottery.
Le barteur a échangé des fruits contre des pots.
C2 adjective /ˈbʌmblɪŋ/

bumbling

maladroit
Meaning
Acting in a clumsy, awkward, or confused way.
Example
The bumbling waiter spilled the drinks on the table.
Le serveur maladroit a renversé les boissons sur la table.
C2 adjective /ˈbuːtləs/

bootless

inutile
Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
Sa tentative inutile de réparer la machine n'a fait que perdre du temps.
B2 noun /ˈbælət/

ballot

bulletin de vote
Meaning
a process of voting, usually in secret; the paper used to record a vote
Example
Voters cast their ballot in the election.
Les électeurs ont déposé leur bulletin de vote dans l’élection.
B1 noun /ˈbaɪər/

buyer

acheteur
Meaning
a person who makes a purchase
Example
The buyer inspected the car before making payment.
L'acheteur a inspecté la voiture avant de procéder au paiement.
C1 noun /blaɪt/

blight

fléau
Meaning
A disease or condition that causes plants to wither; something that spoils or damages.
Example
The drought was a blight on the farmer’s crops.
La sécheresse a été un fléau pour les cultures du fermier.
C2 noun /ˌbɒmbərˈdɪər/

bombardier

bombardier
Meaning
a member of a bomber crew responsible for releasing bombs
Example
The bombardier released the bombs with precision.
Le bombardier a largué les bombes avec précision.
B1 noun /ˈbeɪ.kɪŋ ˈsoʊ.də/

Baking Soda

bicarbonate de soude
Meaning
sodium bicarbonate used in cooking and baking as a leavening agent
Example
Add a teaspoon of baking soda to make the cake fluffy.
Ajoutez une cuillère à café de bicarbonate de soude pour rendre le gâteau moelleux.
C2 adjective /boʊˈhiːmiən/

bohemian

bohémien
Meaning
unconventional, artistic, and free-spirited in lifestyle or appearance
Example
She decorated her apartment in a bohemian style with colorful fabrics.
Elle a décoré son appartement dans un style bohémien avec des tissus colorés.
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.
B2 noun ˈbʌtərflaɪ ˌpɒpjəˈleɪʃən

Butterfly Population

population de papillons
Meaning
The total number of butterflies in a particular area or ecosystem.
Example
The butterfly population is declining due to habitat loss.
La population de papillons diminue en raison de la perte de l'habitat.
C2 noun /ˈbɜːrsər/

bursar

trésorier
Meaning
An official in a school or college responsible for financial affairs.
Example
The bursar approved the budget for the new library.
Le trésorier a approuvé le budget pour la nouvelle bibliothèque.
C2 adjective /ˈbeɪlfəl/

baleful

menaçant
Meaning
Threatening harm; menacing or expressing hatred.
Example
She gave him a baleful look after the insult.
Après l'insulte, elle lui lança un regard menaçant.
C2 verb /bɪˈsiːtʃ/

beseech

supplier
Meaning
To ask someone urgently and fervently to do something; to beg.
Example
He beseeched the judge for mercy.
Il supplia le juge pour la clémence.
C1 noun /ˈbʌrə, ˈbʊrə/

borough

arrondissement
Meaning
A town, district, or administrative division, especially one with its own local government.
Example
Brooklyn is a borough of New York City.
Brooklyn est un arrondissement de New York.
C1 noun /bɒɡ/

bog

marais
Meaning
an area of wet, spongy ground; a swamp or marsh
Example
The hikers got stuck in a bog.
Les randonneurs se sont retrouvés coincés dans un marais.
C2 verb /bɪˈfʌdəl/

befuddle

embrouiller
Meaning
to confuse someone completely; to make someone unable to think clearly
Example
The complex instructions befuddled the students.
Les instructions complexes ont embrouillé les étudiants.
B1 noun /bʌntʃ/

Bunch

bouquet; grappe; faisceau
Meaning
a number of things of the same type fastened together or occurring close together
Example
She picked a bunch of flowers from the garden for her mother.
Elle a cueilli un bouquet de fleurs du jardin pour sa mère.
C1 noun /ˈblʌd.ʃed/

Bloodshed

effusion de sang; massacres
Meaning
the killing or wounding of people, typically in large numbers during a conflict
Example
The peace treaty was signed to prevent further bloodshed.
Le traité de paix a été signé pour prévenir d'autres effusions de sang.
C2 noun /ˈbuːbi/

booby

idiot
Meaning
a foolish or gullible person; a silly individual
Example
He felt like a booby after making such a simple mistake.
Il s'est senti idiot après avoir fait une erreur si simple.
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.
C1 noun /ˈbrɛvɪti/

brevity

brièveté
Meaning
Concise and exact use of words in writing or speech.
Example
The brevity of the speech kept the audience engaged.
La brièveté du discours a captivé le public.
B2 noun /ˈbrɛkdaʊn/

breakdown

panne
Meaning
a failure or collapse of a system or machinery
Example
The car had a breakdown on the highway.
La voiture a eu une panne sur l'autoroute.
A2 adverb /ˈbæk.wərdz/

Backwards

en arrière; dans l'ordre inverse
Meaning
in the direction that is behind; in reverse order
Example
He counted backwards from ten to one.
Il a compté à l'envers de dix à un.
C1 noun /ˈbɜːrθraɪt/

birthright

droit de naissance
Meaning
A privilege or possession that a person has from birth.
Example
Freedom is considered a birthright of every individual.
La liberté est considérée comme un droit de naissance de chaque individu.
B2 noun /baɪˈɒɡrəfi/

Biography

biographie
Meaning
an account of someone's life written by someone else; the story of a person's life
Example
I'm reading a fascinating biography of Albert Einstein.
Je lis une biographie fascinante d'Albert Einstein.
B2 noun /biːd/

Bead

perle
Meaning
a small round object with a hole through it for threading
Example
She made a necklace with colorful beads.
Elle a fabriqué un collier avec des perles colorées.
C1 verb, noun /ˈbrɪsəl/

bristle

poils raides; réagir avec colère
Meaning
to react angrily or defensively; a short stiff hair or fiber
Example
The cat bristled when it saw the dog.
Le chat s'est hérissé quand il a vu le chien.
C2 adjective /ˌbækəˈneɪliən/

bacchanalian

relatif à la débauche
Meaning
Characterized by or involving drunken revelry.
Example
The students threw a bacchanalian party after the exams.
Les étudiants ont organisé une fête débauchée après les examens.
C1 noun /ˈbeɪ.zəl siːdz/

Basil Seeds

graines de basilic
Meaning
small black seeds from the basil plant, often used in drinks and desserts
Example
I added basil seeds to my lemonade for a refreshing drink.
J'ai ajouté des graines de basilic à ma limonade pour une boisson rafraîchissante.
C2 noun /buːb/

boob

idiot; sein (familier)
Meaning
a foolish or clumsy person; an informal and sometimes rude term for a woman's breast
Example
He felt like a complete boob after forgetting the meeting.
Il s'est senti comme un idiot complet après avoir oublié la réunion.