beneficial
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B2 adjective /ˌben.ɪˈfɪʃ.əl/

beneficial

beneficioso
Meaning
Resulting in good; favorable or advantageous.
Example
Eye rubbing can be beneficial in moderation.
Frotarse los ojos puede ser beneficioso con moderación.
C2 noun ˈbaɪəʊˌsaɪd

biocide

biocida
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.
Los biocidas ayudan a controlar las plagas y reducir la propagación de enfermedades.
C2 noun /ˌbeɪt ˈnwɑːr/

bete noire

un objeto o persona que uno detesta
Meaning
A person or thing that one particularly dislikes or fears.
Example
Grammar has always been his bete noire.
La gramática siempre ha sido su béte nuar.
C2 verb /ˈblændɪʃ/

blandish

adular
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.
Aduló a los funcionarios para obtener su apoyo.
C2 adjective /ˈbaɪ.fərˌkeɪ.tɪd/

bifurcated

dividido en dos partes
Meaning
Divided into two branches or parts.
Example
The river became bifurcated as it flowed around the island.
El río se dividió en dos partes cuando fluyó alrededor de la isla.
C2 adjective /ˈbɪz.ən.taɪn/ or /ˈbaɪ.zənˌtiːn/

byzantine

complejo
Meaning
Extremely complicated and detailed; relating to the Byzantine Empire or its style.
Example
The new tax regulations are so byzantine that few understand them.
Las nuevas regulaciones fiscales son tan complejas que pocos las entienden.
B2 noun ˈbʌtərflaɪ ˌpɒpjəˈleɪʃən

Butterfly Population

población de mariposas
Meaning
The total number of butterflies in a particular area or ecosystem.
Example
The butterfly population is declining due to habitat loss.
La población de mariposas está disminuyendo debido a la pérdida de hábitat.
B2 noun /ˈblæk.smɪθ/

Blacksmith

herrero
Meaning
a person who makes and repairs things made of iron
Example
The blacksmith hammered the hot iron into a horseshoe.
El herrero martilló el hierro caliente para convertirlo en una herradura.
C1 adjective /ˈbækˌhændɪd/

backhanded

indirecto o sarcástico
Meaning
Indirect or sarcastic, often appearing as praise but actually insulting.
Example
She gave him a backhanded compliment about his work.
Ella le dio un elogio indirecto sobre su trabajo.
B2 noun /ˈbɒmɪŋ/

bombing

bombardeo
Meaning
an attack using bombs or explosives
Example
The city was devastated by the bombing.
La ciudad fue devastada por el bombardeo.
C2 noun /ˈbɛvi/

bevy

banda, grupo
Meaning
A large group of people or things of a particular kind.
Example
A bevy of swans floated on the lake.
Un grupo de cisnes flotaba en el lago.
C2 verb /bɪˈkɑːm/

becalm

calmar
Meaning
to make calm or still; to deprive a sailing vessel of wind
Example
The captain tried to becalm the anxious crew.
El capitán intentó calmar a la tripulación ansiosa.
C1 noun /bəˈbuːn/

Baboon

babuino
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.
El grupo de babuinos se reunió alrededor del agujero de agua en la sabana.
C1 adjective /ˈbɒt.əl ɡriːn/

Bottle-green

verde botella
Meaning
a dark green color similar to that of a green glass bottle
Example
She wore a beautiful bottle-green dress to the evening party.
Ella llevó un hermoso vestido de color verde botella a la fiesta de la noche.
B2 noun /ˈbeɪ.zəl/

Basil

albahaca
Meaning
an aromatic herb with green leaves used in cooking, especially Italian cuisine
Example
The pasta sauce was flavored with fresh basil.
La salsa de pasta estaba sazonada con albahaca fresca.
C1 verb /bɪˈɡrʌdʒ/

begrudge

resentir a alguien por tener algo / dar algo de mala gana
Meaning
to resent someone for having something; to give reluctantly
Example
She did not begrudge him his success.
Ella no le guardó rencor por su éxito.
C2 noun /ˈbrɪk.bæt/

Brickbat

un pedazo de ladrillo; crítica severa o censura
Meaning
a piece of brick, especially one used as a missile; harsh criticism or censure
Example
The angry protesters threw brickbats at the building windows.
Los manifestantes enfadados arrojaron ladrillos a las ventanas del edificio.
C1 adjective /bɪˈmjuːzd/

bemused

perplejo, confundido
Meaning
confused, puzzled, or lost in thought
Example
She looked bemused when he asked the strange question.
Ella parecía confundida cuando él hizo la extraña pregunta.
C1 noun /blæk plʌm/

Black plum

ciruela negra
Meaning
a dark purple or black colored edible fruit with sweet and sour taste
Example
I picked some fresh black plums from the tree in our backyard.
Recogí algunas ciruelas negras frescas del árbol en nuestro jardín.
C1 adjective /bɪˈnaɪn/

benign

benigno, inofensivo
Meaning
Gentle, kind, or not harmful (especially of a disease or tumor).
Example
The doctor assured her that the tumor was benign.
El médico le aseguró que el tumor era inofensivo.
C1 verb, noun /ˈbrɪsəl/

bristle

pelos rígidos; reaccionar con ira
Meaning
to react angrily or defensively; a short stiff hair or fiber
Example
The cat bristled when it saw the dog.
El gato se erizó cuando vio al perro.
C1 adjective /ˈbreɪzən/

brazen

descarado
Meaning
Bold and without shame; shameless.
Example
She made a brazen attempt to lie in front of everyone.
Ella hizo un intento descarado de mentir frente a todos.
A1 noun /ˈbʌt.ər/

Butter

mantequilla
Meaning
a pale yellow edible fatty substance made by churning cream
Example
He spread butter on his toast for breakfast.
Él untó mantequilla en su tostada para el desayuno.
C2 noun /ˈbɑːr.nɪ.kəl/

Barnacle

percebe
Meaning
a marine crustacean that attaches itself permanently to underwater surfaces
Example
The old ship's hull was covered with barnacles.
El casco del viejo barco estaba cubierto de percebes.
C1 noun /ˈbɑːr.tər ˌsɪs.təm/

barter system

sistema de intercambio
Meaning
A system of exchange where goods and services are traded directly without using money.
Example
Ancient civilizations used the barter system for trade.
Las civilizaciones antiguas usaban el sistema de intercambio para el comercio.
C1 noun /beɪn/

bane

maldición
Meaning
A cause of great distress, harm, or annoyance.
Example
Traffic jams are the bane of city life.
Los atascos son la maldición de la vida en la ciudad.
C1 adjective /ˈbleɪtənt/

blatant

flagrante
Meaning
done openly and unashamedly; obvious and offensive
Example
The company's blatant disregard for safety regulations angered the public.
La flagrante indiferencia de la empresa hacia las normas de seguridad enfureció al público.
B2 verb /ˈbrɔːdən/

broaden

ampliar
Meaning
to make wider or larger in scope; to expand ideas, experience, or understanding
Example
Travel can broaden your perspective on different cultures.
Viajar puede ampliar tu perspectiva sobre diferentes culturas.
C1 adjective /ˈbɑːmi/

balmy

templado y agradablemente cálido; reconfortante.
Meaning
Mild and pleasantly warm; soothing.
Example
We enjoyed a walk on a balmy summer evening.
Disfrutamos de una caminata en una suave tarde de verano.
C1 verb /ˈbæbəl/

babble

balbucear
Meaning
to talk rapidly and continuously in a foolish way
Example
The baby babbles all day long.
El bebé balbucea todo el día.
B2 adjective /bliːk/

bleak

desolado
Meaning
cold, miserable, or without hope
Example
The future seemed bleak after the economic downturn.
El futuro parecía desolado después de la recesión económica.
C2 noun /ˈbɪɡ.ə.mi/

bigamy

bigamia
Meaning
The act of marrying one person while still legally married to another.
Example
He was charged with bigamy after his second marriage was discovered.
Fue acusado de bigamia después de que se descubriera su segundo matrimonio.
B2 noun /ˈbjʊəroʊ/

bureau

oficina/agencia
Meaning
An office or agency that provides services or manages specific duties.
Example
The travel bureau helped them plan their vacation.
El buró de viajes los ayudó a planear sus vacaciones.
C2 noun /ˈbɛlfri/

belfry

campanario
Meaning
A bell tower, especially one attached to a church or building.
Example
The church belfry housed a large bronze bell.
El campanario de la iglesia albergaba una gran campana de bronce.
B2 noun ˈbluː.prɪnt

blueprint

plano detallado
Meaning
A detailed plan or framework for a work or project, a pre-planned structure.
Example
The architect presented a blueprint for the new building.
El arquitecto presentó un plano detallado para el nuevo edificio.
B1 noun /ˈbʊt.ʃər/

Butcher

carnicero
Meaning
a person whose job is cutting up and selling meat in a shop
Example
The butcher recommended the best cut of beef for our dinner.
El carnicero recomendó el mejor corte de carne de res para nuestra cena.
C1 verb, noun /ˈbʌsəl/

bustle

bullicio, ajetreo
Meaning
to move in an energetic or noisy manner; busy activity in a place
Example
The marketplace bustled with vendors and customers.
El mercado estaba lleno de vendedores y clientes.
B2 noun /bædʒ/

badge

insignia
Meaning
A small emblem or sign worn to show membership, authority, or achievement.
Example
The police officer showed his badge to identify himself.
El oficial de policía mostró su insignia para identificarse.
C2 adjective /ˈbrækɪʃ/

brackish

salobre
Meaning
Slightly salty, often describing water that is a mix of fresh and seawater.
Example
The river estuary contained brackish water.
El estuario del río contenía agua salobre.
C1 noun /ˈbjuːɡəl/

Bugle

trombón sin válvulas
Meaning
a brass musical instrument similar to a trumpet but without valves, used especially for military calls
Example
The soldier played the bugle to signal the start of the ceremony.
El soldado tocó el trombón sin válvulas para señalar el comienzo de la ceremonia
C1 noun /bəˈrɑːʒ/

barrage

barrida o ataque rápido
Meaning
a concentrated outpouring of questions, criticisms, or blows; a rapid, continuous attack
Example
The politician faced a barrage of tough questions from reporters.
El político enfrentó una avalancha de preguntas difíciles de los reporteros.
B1 adverb /bɪˈniːθ/

Beneath

debajo; bajo
Meaning
under; below; underneath
Example
The treasure lies beneath the old tree.
El tesoro yace debajo del árbol viejo.
A1 preposition, adverb /bɪˈtwiːn/

between

entre
Meaning
at, into, or across the space separating two objects or regions
Example
She sat between her two friends.
Ella se sentó entre sus dos amigos.
B2 noun /ˈboʊlər/

bowler

lanzador
Meaning
a person who delivers the ball in cricket; also a type of hard felt hat with a rounded crown
Example
The bowler took three wickets in the first over.
El lanzador tomó tres wickets en el primer over.
C2 verb /bɪˈdɛk/

bedeck

adornar
Meaning
to decorate or adorn something in a showy way
Example
The hall was bedecked with flowers for the wedding.
El salón fue adornado con flores para la boda.
B2 adjective /bɪˈlʌvɪd/

beloved

querido
Meaning
dearly loved, highly regarded
Example
She was the beloved queen of the kingdom.
Ella era la querida reina del reino.
C1 adjective ˈbɜːdʒənɪŋ

burgeoning

en expansión
Meaning
Beginning to grow or increase rapidly; flourishing.
Example
The burgeoning tech industry has attracted many investors.
La industria tecnológica en expansión ha atraído a muchos inversores.
C1 noun /ˈblʌdˌbæθ/

bloodbath

baño de sangre
Meaning
an event in which a lot of people are killed or injured, especially in a violent conflict
Example
The war turned into a bloody bloodbath.
La guerra se convirtió en un baño de sangre.
A2 noun /brænd/

brand

marca
Meaning
a type of product manufactured by a company under a particular name
Example
Nike is a popular brand of sportswear.
Nike es una marca popular de ropa deportiva.
B2 noun /ˈbæk.boʊn/

Backbone

columna vertebral
Meaning
the series of vertebrae extending from the skull to the pelvis; spine
Example
He injured his backbone in the accident.
Él se lesionó la columna vertebral en el accidente.
A1 noun /ˈbrek.fəst/

Breakfast

desayuno
Meaning
the first meal of the day, usually eaten in the morning
Example
I had cereal and toast for breakfast this morning.
Hoy por la mañana comí cereales y tostadas para el desayuno.
B1 noun /blæk ˈpep.ər/

Black Pepper

pimienta negra
Meaning
a hot-tasting spice made from dried peppercorns, widely used for seasoning food
Example
Season the steak with salt and freshly ground black pepper.
Sazona el filete con sal y pimienta negra recién molida.
C2 verb /bɪˈfɪt/

befit

ser apropiado para
Meaning
to be suitable for; to be appropriate to
Example
Formal attire befits the seriousness of the occasion.
La vestimenta formal es apropiada para la seriedad de la ocasión.
B2 noun /biːm/

beam

rayo / viga
Meaning
a ray or shaft of light; a long piece of wood or metal used to support weight
Example
A beam of sunlight entered through the window.
Un rayo de luz entró por la ventana.
A1 determiner/pronoun /boʊθ/

both

ambos
Meaning
referring to two people or things together
Example
Both of the children were excited about the trip.
Ambos niños estaban emocionados por el viaje.
B1 noun /bæŋ/

Bang

un ruido fuerte repentino; un golpe o impacto fuerte
Meaning
a sudden loud noise; a hard blow or hit
Example
The door closed with a loud bang that woke everyone up.
La puerta se cerró con un fuerte ruido que despertó a todos.
B1 noun /bɪˈhɑːf/

behalf

en nombre de
Meaning
as a representative of someone; in the interest of someone
Example
She accepted the award on behalf of her team.
Ella aceptó el premio en nombre de su equipo.
C2 noun /ˈbɛnɪfɪs/

benefice

beneficio eclesiástico
Meaning
a permanent church appointment for which property and income are provided
Example
The bishop appointed him to a wealthy benefice.
El obispo lo nombró para un beneficio eclesiástico rico.
C2 noun /ˈbuːbi/

booby

tonto
Meaning
a foolish or gullible person; a silly individual
Example
He felt like a booby after making such a simple mistake.
Se sintió como un tonto después de cometer un error tan simple.
C1 noun /ˈbærɪstər/

barrister

abogado
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.
El abogado defendió el caso con pasión ante el juez.
B2 noun /bʌlk/

Bulk

masa; mayor parte;
Meaning
the mass or size of something large; the greater part or majority of something
Example
The bulk of the work was completed before the deadline.
La mayor parte del trabajo se completó antes de la fecha límite.
A2 verb /baɪt/

bite

morder
Meaning
to cut with teeth; to have a sharp effect
Example
The dog might bite if it feels threatened.
El perro podría morder si se siente amenazado.
A1 noun /ˈbɜːrθ.deɪ/

birthday

Meaning
the anniversary of the day on which a person was born, typically celebrated annually
Example
We are planning a surprise birthday party for her.
B1 noun /bend/

Bend

curva; giro
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.
Hay una curva pronunciada en el río adelante.
C1 noun /bʌm/

bum

trasero
Meaning
informal term for the buttocks; also a homeless or lazy person
Example
He sat on his bum all day doing nothing.
Estuvo sentado en su trasero todo el día sin hacer nada.
A1 noun /bɪˈɡɪnɪŋ/

beginning

comienzo
Meaning
The start or first part of something.
Example
The beginning of the story was very interesting.
El comienzo de la historia fue muy interesante.
C2 adjective /ˈbɛərˌfeɪst/

barefaced

descarado
Meaning
shameless and undisguised; openly bold or unashamed
Example
He told a barefaced lie in front of everyone.
Él dijo una mentira descarada frente a todos.
C2 adjective /ˈbɪliəs/

bilious

bilioso
Meaning
Relating to bile or an ill-tempered, irritable disposition.
Example
He became bilious after hearing the unfair criticism.
Se volvió bilioso después de escuchar la crítica injusta.
A1 conjunction /bɪˈkɔːz/

because

porque
Meaning
for the reason that; since
Example
He stayed home because it was raining.
Se quedó en casa porque estaba lloviendo.
C2 noun /ˌbʌkəˈnɪər/

buccaneer

pirata
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.
El bucanero navegó por el Caribe en busca de tesoros.
A2 noun /ˈbɪz.nəs/

Business

negocio; empresa; comercio
Meaning
work relating to the production, buying, and selling of goods or services
Example
He started his own business after graduating from university.
Él comenzó su propio negocio después de graduarse de la universidad.
B2 noun ˌbaɪ.oʊ.dɪˈvɝː.sə.t̬i

biodiversity

biodiversidad
Meaning
The variety of life in the world or in a particular habitat or ecosystem.
Example
Rainforests are home to immense biodiversity.
Las selvas tropicales albergan una gran biodiversidad.
B2 adjective /ˈbraʊn.ɪʃ/

Brownish

marrón
Meaning
having a color somewhat like brown; tending toward brown
Example
The old paper had a brownish tint from age.
El papel viejo tenía un tinte marrón debido a la edad.
B2 noun/verb /beɪt/

bait

alimento o señuelo utilizado para atraer peces o animales; provocar o molestar deliberadamente.
Meaning
Food or lure used to attract fish or animals; to deliberately provoke or annoy.
Example
He used worms as bait to catch fish.
Él usó gusanos como cebo para pescar.
A1 preposition/adverb/conjunction /bɪˈfɔːr/

before

antes
Meaning
At an earlier time; in front of in order or place.
Example
She arrived before the meeting started.
Ella llegó antes de que comenzara la reunión.
B2 verb /bɪˈfrɛnd/

befriend

hacer amistad
Meaning
to act as a friend to someone; to make friends with
Example
She befriended the new student at school.
Ella hizo amistad con el nuevo estudiante en la escuela.
C2 adjective /beɪˈkoʊniən/

baconian

baconiano
Meaning
Relating to the philosopher Francis Bacon or his method of scientific reasoning.
Example
The researcher followed a Baconian approach to observation and experimentation.
El investigador siguió un enfoque baconiano de observación y experimentación.
C1 noun /ˈbuːt.stræp.ɪŋ/

bootstrapping

autofinanciamiento
Meaning
Starting a business with personal resources or small investments without external funding or venture capital.
Example
Many entrepreneurs rely on bootstrapping to launch their businesses.
Muchos emprendedores dependen del bootstrapping para lanzar sus negocios.
C2 noun /buːb/

boob

tonto; pecho (coloquial)
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.
Se sintió como un completo tonto después de olvidar la reunión.
A1 noun, verb /bʊk/

book

libro / hacer una reserva
Meaning
A set of written, printed, or blank pages fastened together; to arrange for someone to have a seat, room, or ticket in advance.
Example
I booked a table at the restaurant for dinner.
Reservé una mesa en el restaurante para la cena.
B2 adjective /ˌbaɪˈlɪŋɡwəl/

bilingual

bilingüe
Meaning
Able to speak two languages fluently.
Example
She grew up in a bilingual household speaking both English and Spanish.
Ella creció en una casa bilingüe, hablando tanto inglés como español.
C1 noun /ˌbaɪˈlæt.ər.əl nɪˌɡəʊ.ʃiˈeɪ.ʃənz/

bilateral negotiations

negociaciones bilaterales
Meaning
Negotiations or discussions between two parties, typically countries or organizations.
Example
Bilateral negotiations resolve disputes.
Las negociaciones bilaterales resuelven disputas.
B2 noun /braɪb/

Bribe

soborno
Meaning
a sum of money or something valuable given to someone to persuade them to do something dishonest or illegal
Example
The corrupt official was caught accepting a bribe from the construction company.
El funcionario corrupto fue atrapado aceptando un soborno de la empresa constructora.
C2 noun /bjuːt/

butte

butte
Meaning
an isolated hill with steep sides and a flat top, common in arid regions
Example
The travelers could see a tall butte rising in the desert.
Los viajeros pudieron ver un butte alto elevándose en el desierto.
A2 noun /biː/

Bee

abeja
Meaning
a flying insect that produces honey and can sting
Example
The bee collected nectar from the flower.
La abeja recogió néctar de la flor.
A2 verb /bɪˈlɒŋ/

belong

pertenecer
Meaning
to be in the right place or to be a member of a group
Example
She felt she truly belonged to the team.
Ella sintió que realmente pertenecía al equipo.
B2 noun /ˈbriː.ðɪŋ tɛkˌniːks/

breathing techniques

técnicas de respiración
Meaning
Methods of controlling breathing to achieve relaxation and improve health.
Example
Breathing techniques help in reducing stress and anxiety.
Las técnicas de respiración ayudan a reducir el estrés y la ansiedad.
C2 adjective /ˈbuːtləs/

bootless

inútil
Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
Su intento inútil de arreglar la máquina solo desperdició tiempo.
C1 noun /ˈbeɪ.zəl siːdz/

Basil Seeds

semillas de albahaca
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.
Añadí semillas de albahaca a mi limonada para una bebida refrescante.
C1 verb /bɪˈhɛd/

behead

decapitar
Meaning
to cut off a person's or animal's head; to remove the leader or most important part
Example
The historical account describes how the traitor was beheaded as punishment.
El relato histórico describe cómo el traidor fue decapitado como castigo.
C1 adjective /ˈbær.ən/

Barren

árido; estéril; desolado; improductivo
Meaning
sterile; unable to produce; desolate; unproductive
Example
The barren desert stretched for miles without any vegetation.
El desierto árido se extendía por millas sin vegetación.
C2 verb /bɪlk/

bilk

engañar
Meaning
To cheat or defraud someone of money or rights.
Example
The scammer tried to bilk elderly people out of their savings.
El estafador intentó engañar a las personas mayores y robarles sus ahorros.
C1 noun, verb /ˈbʌtrəs/

buttress

contrafuerte, soporte
Meaning
a structure built against a wall for support; to support or strengthen
Example
The cathedral walls were buttressed to prevent collapse.
Las paredes de la catedral fueron apoyadas para evitar el colapso.
A1 adjective /bɔːrd/

bored

aburrido
Meaning
feeling weary or uninterested because of lack of activity or excitement
Example
She felt bored during the long meeting.
Se sintió aburrida durante la reunión larga.
B2 noun ˈbɛriəl saɪt

burial site

sitio de entierro
Meaning
A place where a dead body is buried.
Example
The burial site of the martyrs was near the riverbank.
El sitio de entierro de los mártires estaba cerca de la ribera.
B2 verb baɪnd

bind

atar
Meaning
To tie, fasten, or hold together securely.
Example
This force binds quarks together.
Esta fuerza une los quarks.
C1 noun /brɛdθ/

breadth

anchura
Meaning
The distance or measurement from side to side; width; a wide range.
Example
The breadth of his knowledge impressed everyone.
La anchura de su conocimiento impresionó a todos.
B2 adjective /bɪˈkʌmɪŋ/

becoming

apropiado
Meaning
attractive, suitable, or flattering to the wearer or situation
Example
That dress is very becoming on her.
Ese vestido le queda muy bien.
C1 noun /blɒˈkeɪd/

Blockade

bloqueo
Meaning
an act or means of sealing off a place to prevent goods or people from entering or leaving
Example
The naval blockade prevented supplies from reaching the port.
El bloqueo naval impidió que los suministros llegaran al puerto.
B2 verb /boʊlt/

bolt

correr de repente; asegurar algo con un perno
Meaning
To move suddenly and quickly; also to fasten something with a bolt.
Example
The horse bolted from the stable after hearing a loud noise.
El caballo salió disparado del establo al escuchar un ruido fuerte.
C2 noun /blæk biː/

Black-bee

abeja negra
Meaning
a large dark-colored bee that makes a loud buzzing sound
Example
The black-bee was buzzing around the flowers in the garden.
La abeja negra estaba zumbando alrededor de las flores en el jardín.
B1 noun /ˈbluː.ber.i/

Blueberry

arándano azul
Meaning
a small round blue fruit that grows on bushes
Example
She picked fresh blueberries for the pie.
Ella recogió arándanos azules frescos para el pastel.
B2 verb /ˈbraɪtən/

brighten

iluminar
Meaning
to make something lighter or more colorful; to improve mood or make happier
Example
A few kind words can brighten someone's day.
Unas palabras amables pueden alegrar el día de alguien.
A2 verb /bæt/

bat

golpear con un bate
Meaning
to hit with a bat; to flutter eyelids
Example
She bats her eyelashes flirtatiously.
Ella bate sus pestañas coquetamente.
B2 adverb /ˈblʌnt.li/

Bluntly

directamente; sin rodeos
Meaning
in a direct way without trying to be polite; frankly
Example
He told her bluntly that she was wrong.
Él le dijo directamente que estaba equivocada.
C1 noun /ˈbʌrə, ˈbʊrə/

borough

barrio
Meaning
A town, district, or administrative division, especially one with its own local government.
Example
Brooklyn is a borough of New York City.
Brooklyn es un barrio de la ciudad de Nueva York.
B1 verb/noun /bɔːr/

bore

aburrir
Meaning
Verb: To make someone feel uninterested or tired; Noun: A dull or tiresome person.
Example
The lecture began to bore the students.
La conferencia comenzó a aburrir a los estudiantes.
A1 verb /bɪˈɡɪn/

begin

empezar
Meaning
to start doing something; to commence
Example
I will begin my studies tomorrow.
Comenzaré mis estudios mañana.
C2 verb /bɪˈfʌdəl/

befuddle

confundir
Meaning
to confuse someone completely; to make someone unable to think clearly
Example
The complex instructions befuddled the students.
Las instrucciones complejas confundieron a los estudiantes.
C1 noun /braɪn/

brine

agua salada
Meaning
Water saturated with salt, often used for preserving food.
Example
The olives were stored in brine to keep them fresh.
Las aceitunas se guardaron en agua salada para mantenerlas frescas.
B2 verb/noun /buː/

boo

grito de desaprobación/sonido de advertencia
Meaning
To show disapproval by shouting 'boo'; or a sound made to surprise or scare.
Example
The audience began to boo the bad performance.
La audiencia comenzó a abuchear la mala actuación.
B1 noun /ˈbed ˌkʌv.ər/

Bed cover

cobertor de cama
Meaning
a protective covering for a bed, typically a bedspread or comforter
Example
She pulled the bed cover up to her chin to stay warm.
Ella subió el cobertor de la cama hasta su barbilla para mantenerse caliente.
B2 noun; verb /breɪs/

brace

soporte; prepararse
Meaning
a device that supports or strengthens something; to prepare mentally or physically for something difficult
Example
She braced herself for the strong wind.
Ella se preparó para el viento fuerte.
C2 noun /bəˈθɪm.ə.tri/

bathymetry

batimetría
Meaning
The measurement of depth of water in oceans, seas, or lakes.
Example
Bathymetry is essential for understanding oceanic topography.
La batimetría es esencial para comprender la topografía oceánica.
B2 noun /brest/

Breast

pecho
Meaning
the front surface of a person's or animal's body between the neck and the stomach
Example
The baby fell asleep on her mother's breast.
El bebé se quedó dormido en el pecho de su madre.
B2 noun/verb /bʌst/

bust

busto/romper
Meaning
As a noun: A sculpture of a person's head, shoulders, and chest; As a verb: To break, smash, or arrest.
Example
The police busted the gang last night.
La policía arrestó a la banda anoche.
C1 adjective /ˈbɔɪənt/ or /ˈbuːjənt/

buoyant

flotante, animado
Meaning
Able to float easily; cheerful and optimistic.
Example
She remained buoyant despite the difficulties.
Ella permaneció animada a pesar de las dificultades.
C2 noun /bɜːrˈlɛsk/

burlesque

burlesque
Meaning
A humorous and exaggerated imitation of a serious work; a type of theatrical entertainment involving comedy and parody.
Example
The play was a clever burlesque of traditional opera.
La obra fue una ingeniosa burla de la ópera tradicional.
A2 noun /brɛθ/

breath

respiración
Meaning
The air taken into or expelled from the lungs during breathing.
Example
He took a deep breath before speaking.
Él tomó una respiración profunda antes de hablar.
B2 noun /ˈbev.ər.ɪdʒ/

Beverage

bebida
Meaning
a drink, especially one other than water
Example
Would you like a hot or cold beverage with your meal?
¿Te gustaría una bebida caliente o fría con tu comida?
A2 noun /bɒs/

boss

jefe
Meaning
a person who is in charge of a worker, group, or organization
Example
Her boss gave her a new project to complete.
Su jefe le dio un nuevo proyecto para completar.