behavioral
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Español FR Francés DE Alemán RU Ruso ZH Chino JA Japonés
All Vocabulary Cards All Vocabularies
B2 adjective /bɪˈheɪvjərəl/

behavioral

comportamental
Meaning
relating to the way a person or animal acts
Example
The psychologist studied the child's behavioral patterns.
El psicólogo estudió los patrones de comportamiento del niño.
B2 verb /breɪd/

braid

trenza
Meaning
to weave together strands of hair or material
Example
She braided her hair before going to school.
Ella trenzó su cabello antes de ir a la escuela.
B2 noun ˈbɪz.nɪs ˈfaɪ.næns

business finance

finanzas empresariales
Meaning
The area of finance that deals with sources of funding and the capital structure of corporations.
Example
Effective business finance enhances profitability.
Una buena financiación empresarial mejora la rentabilidad.
B2 adjective /ˈbleɪzɪŋ/

Blazing

ardiente; resplandeciente
Meaning
burning fiercely; extremely hot; very bright
Example
The blazing sun made the day extremely hot.
El sol ardiente hizo que el día fuera extremadamente caluroso.
B2 noun /ˈbɪtərnəs/

Bitterness

amargura
Meaning
anger and disappointment at being treated unfairly; resentment; a sharp, unpleasant taste
Example
She spoke with bitterness about her former employer.
Ella habló con amargura sobre su antiguo empleador.
B2 noun, verb /ˈblækmeɪl/

blackmail

chantajear
Meaning
the act of demanding money or advantage by threatening to reveal secrets; to force someone to act by using such threats
Example
He tried to blackmail her by threatening to reveal the documents.
Intentó chantajearla amenazando con revelar los documentos.
B2 adjective /ˈbɒdɪli/

bodily

corporal
Meaning
relating to or concerning the body
Example
He suffered bodily harm in the accident.
Él sufrió daño corporal en el accidente.
B2 noun /ˈbæŋkrʌptsi/

bankruptcy

quiebra
Meaning
the state of being unable to pay debts owed, declared by a legal process
Example
The company declared bankruptcy after months of financial struggles.
La empresa declaró quiebra después de meses de luchas financieras.
B2 noun/verb /briːtʃ/

breach

violación
Meaning
A violation or breaking of a law, agreement, or code of conduct; an act of breaking or failing to observe a law, agreement, or code of conduct.
Example
The company faced a breach of data security.
La empresa sufrió una violación de seguridad de datos.
B2 noun, verb /bəˈfeɪ/ (noun), /ˈbʌfɪt/ (verb)

buffet

buffet
Meaning
A meal where guests serve themselves from a variety of dishes arranged on a table; also means to strike repeatedly (as a verb).
Example
We enjoyed a large buffet at the wedding reception.
Disfrutamos de un gran buffet en la recepción de la boda.
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 noun /ˈbækˌsaɪd/

backside

parte trasera
Meaning
the rear part or surface of something; informal term for the buttocks
Example
The kids slid down the hill on their backside.
Los niños bajaron la colina en su parte trasera.
B2 noun /ˈbɛriəl/

burial

entierro
Meaning
the act of placing a dead body into the ground.
Example
The burial ceremony took place in the afternoon.
La ceremonia del entierro tuvo lugar por la tarde.
B2 noun /briz/

Breeze

brisa
Meaning
a gentle wind; something that is achieved with ease
Example
The cool ocean breeze made the hot summer day more pleasant.
La fresca brisa marina hizo el día caluroso de verano más agradable.
B2 noun ˈbaɪ.əs

bias

prejuicio, parcialidad
Meaning
Prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
Example
The judge must remain free from bias.
El juez debe mantenerse libre de prejuicios.
B2 adjective /ˈbruː.təl/

brutal

brutal
Meaning
extremely cruel or harsh; violent and without feeling
Example
The dictator’s rule was marked by brutal violence.
El gobierno del dictador estuvo marcado por una violencia brutal.
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.
B2 noun /ˈbrɔːd.bænd/

broadband

banda ancha
Meaning
a high-capacity transmission technique using a wide range of frequencies.
Example
Broadband internet has become a necessity in modern homes.
Internet de banda ancha se ha convertido en una necesidad en los hogares modernos.
B2 verb /blɪŋk/

blink

parpadear
Meaning
to close and open the eyes quickly.
Example
She blinked rapidly to clear the dust from her eyes.
Ella parpadeó rápidamente para despejar el polvo de sus ojos.
B2 noun /beɪs/

bass

voz masculina baja / guitarra baja
Meaning
the lowest adult male singing voice; also, low-frequency sounds in music or a type of fish
Example
He played the bass guitar at the concert.
Él tocó la guitarra baja en el concierto.
B2 noun /bɪzˈnɛs sʌˈsɛs/

business success

éxito empresarial
Meaning
The achievement of desired outcomes in business operations, typically measured by profitability, growth, and sustainability.
Example
Innovation drives business success.
La innovación impulsa el éxito empresarial.
B2 verb /blʌf/

bluff

engañar
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.
Él trató de hacer un bluff para entrar al club exclusivo.
B2 noun /biːt/

Beet

remolacha
Meaning
a plant with a round dark red root that is eaten as a vegetable
Example
Roasted beet with goat cheese makes a delicious salad.
La remolacha asada con queso de cabra hace una ensalada deliciosa.
B2 noun /ˈbɛərɪŋ/

bearing

comportamiento / postura
Meaning
a person's way of standing or moving; relevance or connection to something
Example
Her calm bearing impressed everyone in the room.
Su comportamiento tranquilo impresionó a todos en la sala.
B2 noun /blæk sneɪk/

Black Snake

serpiente negra
Meaning
a snake with dark or black colored skin
Example
The black snake slithered through the grass.
La serpiente negra se deslizó a través de la hierba.
B2 adjective /ˈbɪtər/

Bitter

amargo; de sabor fuerte; que expresa ira o decepción
Meaning
having a sharp, pungent taste; feeling or showing anger and disappointment
Example
The medicine had a bitter taste.
La medicina tenía un sabor amargo.
B2 noun /ˈbrændɪŋ/

branding

El proceso de crear y promover una marca o la identidad de una empresa
Meaning
The process of creating and promoting a brand or company identity.
Example
Effective branding is key to building customer loyalty.
El branding efectivo es clave para generar lealtad de los clientes.
B2 noun /bɪtʃ/

Bitch

perra;
Meaning
a female dog; an unpleasant or spiteful woman (offensive)
Example
The bitch gave birth to five puppies.
La perra dio a luz a cinco cachorros.
B2 noun /boʊst/

Boast

presunción; alarde; jactancia
Meaning
an act of talking with excessive pride about one's achievements
Example
His constant boast about his wealth annoyed everyone.
Su constante alarde sobre su riqueza molestaba a todos.
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.
B2 adverb /ˈbrɔːdli/

broadly

ampliamente
Meaning
in a general or wide manner.
Example
The rules are broadly similar across all regions.
Las reglas son generalmente similares en todas las regiones.
B2 noun /braʊ/

brow

frente
Meaning
the part of the face above the eyes; forehead
Example
She wiped the sweat from her brow.
Ella se limpió el sudor de la frente.
B2 adverb /bɪˈfɔːr.hænd/

Beforehand

de antemano; con anticipación; antes
Meaning
in advance; ahead of time; earlier
Example
We prepared everything beforehand.
Preparamos todo de antemano.
B2 noun /ˈbɑː.li/

Barley

cebada
Meaning
a cereal grain used for food, brewing beer, and animal feed
Example
The farmer harvested barley from his fields in autumn.
El agricultor cosechó cebada de sus campos en otoño.
B2 verb /bɪˈwɛər/

beware

tener cuidado
Meaning
to be cautious or alert about a potential danger or problem
Example
Beware of the dog near the gate.
Cuidado con el perro cerca de la puerta.
B2 noun /ˈbʌn.dəl/

Bundle

paquete; bulto
Meaning
a collection of things or quantity of material tied or wrapped up together
Example
The mailman delivered a bundle of letters to our house.
El cartero entregó un paquete de cartas a nuestra casa.
B2 noun, verb /bluːm/

bloom

florecer
Meaning
to produce flowers; to develop or flourish; a flower or the state of flowering
Example
The roses bloom beautifully every spring.
Las rosas florecen bellamente cada primavera.
B2 noun/verb /ˈbrækɪt/

bracket

soporte metálico
Meaning
A support attached to a wall for holding something; also, to group things together.
Example
The shelf was held up by a strong metal bracket.
La estantería estaba sujeta por un fuerte soporte metálico.
B2 noun /ˈbætəlˌfiːld/

battlefield

campo de batalla
Meaning
a place where a battle is fought
Example
The battlefield was covered with the remnants of the fight.
El campo de batalla estaba cubierto con los restos de la pelea.
B2 noun /brɑː/

bra

sujetador
Meaning
a woman's undergarment worn to support and cover the breasts
Example
She bought a comfortable bra for everyday wear.
Compró un sujetador cómodo para uso diario.
B2 noun bjʊəˈrɒk.rə.si

bureaucracy

burocracia
Meaning
A system of government in which most of the important decisions are made by state officials rather than by elected representatives.
Example
Excessive bureaucracy can slow down decision-making.
La burocracia excesiva puede ralentizar la toma de decisiones.
B2 noun /ˈbɪʃəp/

bishop

obispo
Meaning
a senior member of the Christian clergy, usually in charge of a diocese and empowered to confer holy orders.
Example
The bishop delivered a powerful sermon during Sunday service.
El obispo dio un poderoso sermón durante el servicio del domingo.
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 /ˈbʌf.ə.loʊ/

Buffalo

búfalo
Meaning
a large wild ox with heavy horns; American bison
Example
The buffalo grazed peacefully in the meadow.
El búfalo pastaba tranquilamente en el prado.
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.
B2 noun, verb /blæst/

blast

explosión, fuerte golpe
Meaning
a strong gust of wind, an explosion, or a loud sound; to destroy or shatter by explosion
Example
The explosion sent a powerful blast through the building.
La explosión envió un fuerte golpe a través del edificio.
B2 noun /ˈbækɪŋ/

Backing

respaldo
Meaning
help or support; financial or material support
Example
The project received backing from several major investors.
El proyecto recibió respaldo de varios inversionistas importantes.
B2 adjective /beər/

Bare

desnudo; descubierto; vacío; mínimo
Meaning
naked; uncovered; empty; minimal
Example
The bare walls of the room needed some decoration.
Las paredes desnudas de la habitación necesitaban algo de decoración.
B2 adjective /bɪˈzɑːr/

bizarre

extraño
Meaning
very strange or unusual, especially so as to cause interest or amusement
Example
He told a bizarre story that no one could believe.
Él contó una historia extraña que nadie podía creer.
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.
B2 adjective /boʊld/

Bold

valiente; seguro; audaz
Meaning
brave; confident; daring
Example
He made a bold decision to start his own business.
Tomó una decisión audaz para iniciar su propio negocio.
B2 noun /beɪ/

Bay

bahía
Meaning
a broad inlet of the sea where the land curves inward
Example
The boats are anchored in the bay.
Los botes están anclados en la bahía.
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 /ˈbænər/

banner

cartel
Meaning
a large printed sign used for advertisements or announcements
Example
The company displayed a banner to advertise their new product.
La empresa mostró un cartel para anunciar su nuevo producto.
B2 verb, noun, adjective /baʊnd/

bound

limitado / atado
Meaning
To move with large strides or jumps; also refers to being tied, limited, or certain.
Example
The dog bounded across the field with joy.
El perro saltó a través del campo con alegría.
B2 noun, verb /ˈbʌŋkər/

bunker

búnker
Meaning
a reinforced underground shelter; to place or store something in a protected place
Example
They hid in a bunker during the air raid.
Se escondieron en un búnker durante el ataque aéreo.
B2 adjective /bəˈtænɪkəl/

botanical

botánico
Meaning
relating to plants or plant life
Example
She works at the botanical garden.
Ella trabaja en el jardín botánico.
B2 noun /bluːz/

blues

blues
Meaning
a feeling of sadness; a style of music with melancholy themes
Example
Listening to blues music always calms him down.
Escuchar música blues siempre lo calma.
B2 adverb /ˈbəʊld.li/

Boldly

valientemente; sin miedo
Meaning
in a confident and brave way; without fear
Example
She boldly stepped forward to face the challenge.
Ella dio un paso adelante con valentía para enfrentar el desafío.
B2 adverb /ˈbɪt.ə.li/

Bitterly

amargamente; severamente
Meaning
in an angry, hurt, or resentful way; extremely; severely
Example
She complained bitterly about the unfair treatment.
Ella se quejó amargamente del trato injusto.
B2 verb /ˈbɔɪkɑt/

boycott

boicotear
Meaning
to refuse to buy, use, or participate in something as a protest
Example
They decided to boycott the company's products.
Decidieron boicotear los productos de la empresa.
B2 noun /ˈbɒtəni/

botany

botánica
Meaning
the scientific study of plants
Example
She is studying botany at the university.
Ella está estudiando botánica en la universidad.
B2 adjective /blʌnt/

blunt

rompo, directo
Meaning
not sharp; direct and straightforward in speech
Example
Her blunt remarks offended some people.
Sus comentarios directos ofendieron a algunas personas.
B2 noun /bɪˈtreɪəl/

Betrayal

traición; deslealtad
Meaning
the action of betraying one's country, group, or person; disloyalty
Example
His betrayal of their friendship hurt her deeply.
Su traición a su amistad le dolió profundamente.
B2 verb /bɪˈtreɪ/

betray

traicionar
Meaning
to be disloyal to; to reveal secrets
Example
He felt betrayed by his closest friend.
Él se sintió traicionado por su amigo más cercano.
B2 noun /ˈbiː.təl/

Beetle

escarabajo
Meaning
a hard-bodied insect with wing covers
Example
The black beetle scurried across the garden path.
El escarabajo negro corrió por el camino del jardín.
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.
B2 adjective /bɪˈliːvəbl̩/

believable

creíble
Meaning
Able to be trusted or accepted as true or reasonable.
Example
Her story was so detailed that it sounded believable.
Su historia era tan detallada que sonaba creíble.
B2 adverb /ˈbruːtəli/

brutally

brutalmente
Meaning
in a cruel, violent, or harsh manner; in a very direct and blunt way
Example
The prisoners were treated brutally by the guards.
Los prisioneros fueron tratados brutalmente por los guardias.
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.
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.
B2 noun/verb /bruːz/

bruise

moretón / contusión
Meaning
As a noun: an injury appearing as a purple or blue mark on the skin; As a verb: to injure without breaking the skin
Example
He got a bruise on his arm after falling.
Él consiguió un moretón en su brazo después de caerse.
B2 noun/verb /bʌk/

buck

ciervo macho / resistir
Meaning
A male deer; also to resist or oppose strongly.
Example
The horse began to buck wildly as the rider tried to hold on.
El caballo comenzó a buckear salvajemente mientras el jinete intentaba mantenerse firme.
B2 verb /ˈbjuːtɪfaɪ/

beautify

embellecer
Meaning
to make something more beautiful or attractive
Example
The city plans to beautify the old park with trees and lights.
La ciudad planea embellecer el parque antiguo con árboles y luces.
B2 noun /ˈbækdrɒp/

backdrop

fondo
Meaning
a painted cloth or other structure used behind a stage
Example
The backdrop for the play was a beautiful mountain scene.
El fondo para la obra de teatro era una hermosa escena montañosa.
B2 verb /bɑːrk/

bark

ladrar
Meaning
to make a sharp sound like a dog; to speak angrily
Example
The dog barks at strangers.
El perro ladra a los extraños.
B2 noun /buːθ/

booth

cabina
Meaning
a small enclosed space or area used for a specific purpose, such as voting or selling.
Example
He went into the voting booth to cast his ballot.
Él entró en la cabina de votación para emitir su voto.
B2 noun /bleɪd/

Blade

cuchilla
Meaning
a sharp flat cutting edge of a knife, sword, or tool
Example
The blade of the knife needs to be sharpened.
La hoja del cuchillo necesita ser afilada.
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.
B2 noun/verb /ˌbærɪˈkeɪd/

barricade

barricada
Meaning
a barrier erected to block or defend against movement; to block a passage with obstacles
Example
Protesters built a barricade across the street.
Los manifestantes construyeron una barricada a través de la calle.
B2 noun /biːk/

Beak

pico
Meaning
the hard pointed part of a bird's mouth
Example
The eagle has a sharp beak for tearing meat.
El águila tiene un pico afilado para desgarrar carne.
B2 noun breɪn ˈtreɪ.nɪŋ

brain-training

entrenamiento cerebral
Meaning
Mental exercises designed to improve cognitive functions, memory retention, and overall brain performance.
Example
Regular brain-training can improve memory retention.
El entrenamiento cerebral regular puede mejorar la retención de la memoria.
B2 noun /ˈbeə.rər/

Bearer

portador; titular de un documento
Meaning
a person who carries or brings something; holder of a document
Example
The bearer of this message must deliver it quickly.
El portador de este mensaje debe entregarlo rápidamente.
B2 verb /blʌʃ/

blush

sonrojarse
Meaning
to become red in the face due to embarrassment or shyness
Example
She blushed when he complimented her.
Ella se sonrojó cuando él le hizo un cumplido.
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.
B2 verb /buːm/

boom

retumbar
Meaning
to make a loud deep sound; to grow or increase rapidly
Example
The thunder boomed across the sky.
El trueno retumbó a través del cielo.
B2 noun /ˈbel.i/

Belly

barriga
Meaning
the front part of the human trunk below the ribs, containing the stomach and bowels; abdomen
Example
The baby kicked in her belly during pregnancy.
El bebé pateó en su barriga durante el embarazo.
B2 noun ˈbreɪk.θruː

breakthrough

descubrimiento importante
Meaning
A sudden, dramatic, and important discovery or development.
Example
The breakthrough opens doors for new technology.
El descubrimiento abre puertas para nuevas tecnologías.
B2 interjection /ˈbrɑː.voʊ/

bravo

bravo
Meaning
used to express approval, admiration, or praise
Example
The audience shouted 'Bravo!' after the stunning performance.
La audiencia gritó '¡Bravo!' después de la impresionante actuación.
B2 noun, verb /bɒb/

bob

balancearse
Meaning
a short sudden movement up and down; to move quickly up and down
Example
The small boat began to bob on the waves.
El pequeño barco comenzó a balancearse en las olas.
B2 noun /buˈkeɪ/

Bouquet

ramo de flores
Meaning
an attractively arranged bunch of flowers, especially one presented as a gift or carried at a ceremony
Example
The bride carried a beautiful bouquet of white roses down the aisle.
La novia llevó un hermoso ramo de rosas blancas por el pasillo.
B2 adjective /brɪsk/

Brisk

vigoroso; enérgico; rápido
Meaning
quick and energetic; lively; vigorous
Example
She took a brisk walk in the morning to feel energized.
Ella dio un paseo rápido por la mañana para sentirse energizada.
B2 verb /bræɡ/

brag

presumir
Meaning
to talk proudly about oneself or one's achievements in an annoying way
Example
He always brags about his expensive car.
Él siempre presume de su coche caro.
B2 verb /bleɪz/

blaze

llama brillante
Meaning
to burn brightly or powerfully
Example
The fire blazed for hours before it was brought under control.
El fuego ardió durante horas antes de que se controlara.
B2 verb /buːst/

boost

aumentar
Meaning
To increase, improve, or raise something.
Example
The company launched a campaign to boost sales.
La compañía lanzó una campaña para aumentar las ventas.
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.
B2 noun/verb /ˈbʌfər/

buffer

amortiguador / absorbente de impacto
Meaning
Something that lessens or absorbs the impact of a shock; to act as a protective barrier.
Example
The organization acts as a buffer between workers and management.
La organización actúa como un amortiguador entre los trabajadores y la gerencia.
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.
B2 noun /baɪˈɒɡrəfi/

Biography

biografía
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.
Estoy leyendo una fascinante biografía de Albert Einstein.
B2 noun /brum/

Broom

escoba
Meaning
a long-handled brush of bristles or twigs, used for sweeping
Example
She used an old broom to sweep the fallen leaves from the porch.
Ella usó una escoba vieja para barrer las hojas caídas del porche.
B2 adjective /ˈbʌmpi/

Bumpy

irregular; lleno de baches
Meaning
having an uneven surface; rough; jolting
Example
The bumpy road made the car ride very uncomfortable.
La carretera bumpy hizo que el viaje en coche fuera muy incómodo.
B2 noun /bɑnd/

Bond

vínculo; bono
Meaning
a close connection joining two or more people; a certificate of debt issued by a government or corporation
Example
The strong bond between the mother and child was evident.
El fuerte vínculo entre la madre y el niño era evidente.
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 bækˈtɪə.ri.ə

bacteria

bacteria
Meaning
A member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus.
Example
Specialized bacteria aid in waste decomposition.
Las bacterias especializadas ayudan en la descomposición de desechos.
B2 noun /bætʃ/

batch

una cantidad de elementos producidos o procesados a la vez
Meaning
a quantity of items produced or processed at one time
Example
She baked a fresh batch of cookies this morning.
Ella horneó un lote fresco de galletas esta mañana.
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.
B2 verb /ˈbætər/

batter

golpear repetidamente
Meaning
To strike repeatedly with force.
Example
The waves battered the shoreline all night.
Las olas golpearon la orilla toda la noche.
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.
B2 noun, verb /bʌt/

butt

dar con la cabeza, el trasero de algo
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.
El cabrón dio un golpe a la cerca con sus cuernos.
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.
B2 verb /blɛnd/

blend

mezclar
Meaning
to mix things together smoothly; to combine harmoniously
Example
She blends the ingredients carefully.
Ella mezcla los ingredientes cuidadosamente.
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?
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 noun /ˈbɒt.əl.nek/

bottleneck

cuello de botella
Meaning
Narrow path or obstruction, a place or situation where flow becomes slow.
Example
The narrow bridge is a major bottleneck during rush hour.
El puente estrecho es un gran cuello de botella durante la hora punta.
B2 noun /ˈbæŋkrʌpt/

Bankrupt

quebrado
Meaning
a person unable to pay debts; having no money; completely lacking in something
Example
The company went bankrupt after years of poor financial management.
La empresa quebró después de años de mala gestión financiera.
B2 noun /bɪd/

Bid

oferta; puja
Meaning
an offer to pay a certain amount for something; an attempt to obtain or achieve something
Example
She made a bid for the antique vase at the auction.
Ella hizo una oferta por el antiguo jarrón en la subasta.
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.
B2 noun /ˈbæŋ.ɡəl/

Bangle

brazalete
Meaning
a rigid bracelet or anklet worn as jewelry
Example
She wore beautiful gold bangles on her wrists.
Ella llevaba hermosos brazaletes de oro en sus muñecas.
B2 noun /ˈbɒdiɡɑːrd/

bodyguard

guardaespaldas
Meaning
a person employed to protect someone from harm
Example
The celebrity arrived with her bodyguard.
La celebridad llegó con su guardaespaldas.
B2 verb /blɜːr/

blur

desenfocar
Meaning
to make something unclear or difficult to see
Example
Tears blurred her vision.
Las lágrimas borraron su visión.
B2 adjective /ˈbeə.rə.bəl/

Bearable

soportable; tolerable; no demasiado desagradable o doloroso
Meaning
able to be endured; tolerable; not too unpleasant or painful
Example
The pain became bearable after taking the medicine.
El dolor se volvió soportable después de tomar la medicina.