bacteria
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 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 /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.
A1 noun /biːtʃ/

beach

playa
Meaning
An area of sand or small stones beside the sea or a lake.
Example
They spent the day relaxing on the beach.
Pasaron el día relajándose en la playa.
C1 noun /bəˈtɒn/

baton

bastón / símbolo de autoridad
Meaning
A thin stick carried by a conductor to direct an orchestra, or used as a symbol of authority.
Example
The conductor raised his baton to begin the symphony.
El director levantó su batón para comenzar la sinfonía.
A1 adjective /bæd/

bad

malo
Meaning
not good; unpleasant, harmful, or of poor quality
Example
The milk smells bad, so don’t drink it.
La leche huele mal, así que no la bebas.
B1 noun /bɪˈheɪvjər/

behavior

comportamiento
Meaning
The way in which one acts or conducts oneself, especially toward others.
Example
The teacher praised her good behavior in class.
El maestro elogió su buen comportamiento en clase.
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 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.
C2 adjective /bɒmˈbæstɪk/

bombastic

pomposo
Meaning
using pompous or inflated language with little meaning
Example
The professor’s bombastic lecture impressed no one.
La conferencia pomposa del profesor no impresionó a nadie.
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.
C2 verb /boʊd/

bode

presagiar
Meaning
to be an omen of a particular outcome, often something bad
Example
The dark clouds bode a heavy storm.
Las nubes oscuras presagian una tormenta fuerte.
A2 noun /ˈbækɡraʊnd/

Background

fondo
Meaning
the circumstances or situation that form the setting; a person's education, experience, or social circumstances
Example
She has a strong background in mathematics and computer science.
Ella tiene una sólida formación en matemáticas y ciencias de la computación.
C1 noun /ˈbaɪoʊˌsfɪr/

Biosphere

biósfera
Meaning
the regions of the surface and atmosphere of the earth occupied by living organisms
Example
Climate change is affecting the entire biosphere.
El cambio climático está afectando a toda la biósfera.
A2 adverb /ˈbædli/

badly

malamente
Meaning
in a way that is not good; poorly or severely
Example
He performed badly in the exam.
Él hizo un mal desempeño en el examen.
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.
C2 noun /ˈbloʊˌhɑrd/

blowhard

persona engreída
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.
Todos evitaron al engreído en la fiesta porque no dejaba de presumir.
C1 noun /bɜːrθ/

Berth

lit; un lugar para dormir en un barco, tren u otro vehículo
Meaning
a sleeping place in a ship, train, or other vehicle; a place where a ship can dock
Example
I booked an upper berth on the overnight train.
Reservé una litera superior en el tren nocturno.
B2 adjective /ˈbaɪəst/

Biased

sesgado
Meaning
showing prejudice for or against someone or something unfairly
Example
The judge was accused of being biased against the defendant.
El juez fue acusado de estar sesgado contra el acusado.
A2 noun /bɑːθ/

Bath

baño; bañera
Meaning
the act of washing one's body; a container for bathing
Example
I take a hot bath every evening.
Me doy un baño caliente todas las noches.
A2 verb /beɪs/

base

basar
Meaning
to use something as a foundation; to establish or locate something
Example
They based their decision on facts.
Ellos basaron su decisión en hechos.
A2 noun /ˈbɪznəsmæn/

businessman

empresario
Meaning
a person engaged in commercial or industrial business activities
Example
The businessman invested heavily in new technology.
El empresario invirtió fuertemente en nuevas tecnologías.
C2 adjective /blaɪð/

blithe

despreocupado
Meaning
Showing a casual and cheerful indifference considered improper or carefree happiness.
Example
She had a blithe disregard for the rules.
Ella tenía un desprecio despreocupado por las reglas.
C1 verb /ˈbəʊl.stər/

bolster

fortalecer
Meaning
To support or strengthen; to prop up.
Example
The new policy aims to bolster economic growth.
La nueva política tiene como objetivo reforzar el crecimiento económico.
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.
C1 verb /bɒmˈbɑːrd/

bombard

bombardear
Meaning
to attack continuously with bombs, questions, or other forces
Example
Reporters bombarded the minister with difficult questions.
Los reporteros bombardearon al ministro con preguntas difíciles.
A2 noun /ˈbjuː.ti/

Beauty

belleza
Meaning
the quality of being pleasing to look at; attractiveness
Example
The beauty of the sunset took my breath away.
La belleza del atardecer me dejó sin aliento.
B2 noun ˈbænd.wɪdθ

bandwidth

ancho de banda
Meaning
A range of frequencies within a given band, in particular that used for transmitting a signal; the maximum amount of data that can be transmitted in a fixed amount of time.
Example
Increasing bandwidth enhances internet speed.
Aumentar el ancho de banda mejora la velocidad de Internet.
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.
C2 verb /bɪˈfɒɡ/

befog

nebulizar
Meaning
to confuse or make unclear; to cover with fog or mist
Example
His mind was befogged by exhaustion.
Su mente estaba confundida por el agotamiento.
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 verb /bɪˈθɪŋk/

bethink

recordar
Meaning
to cause oneself to consider or remember something
Example
He bethought himself of the promise he had made.
Él se recordó de la promesa que había hecho.
C1 adjective /ˈbuːzi/

boozy

alcohólico
Meaning
containing or involving a lot of alcohol; slightly drunk from alcohol
Example
The party became boozy as the night went on.
La fiesta se volvió alcohólica a medida que avanzaba la noche.
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.
C2 noun /boʊ/

beau

novio
Meaning
a male admirer or boyfriend; a fashionable young man
Example
She arrived at the party with her beau.
Ella llegó a la fiesta con su novio.
C2 verb /bɪˈstruː/

bestrew

esparcir
Meaning
To scatter or cover something with objects or substances.
Example
The ground was bestrewn with autumn leaves.
El suelo estaba cubierto de hojas de otoño.
A2 adjective /ˈbrɪtɪʃ/

british

británico
Meaning
relating to Great Britain or its people
Example
She loves British culture and traditions.
A ella le encanta la cultura y las tradiciones británicas.
C1 noun /ˈbaɪ.laɪn/

byline

línea del nombre del escritor
Meaning
A line in a newspaper or magazine article that names the writer.
Example
Her byline appeared on the front page of the newspaper.
Su línea apareció en la primera página del periódico.
A2 noun /ˈbʌt.ər.flaɪ/

Butter-fly

mariposa
Meaning
a flying insect with large colorful wings
Example
The beautiful butterfly landed on the flower.
La hermosa mariposa se posó sobre la flor.
C1 noun /ˈbaɪ.lɔː/

by-law

reglamento
Meaning
A rule made by a company, organization, or local authority to control the actions of its members.
Example
The city council passed a new by-law regulating street vendors.
El consejo de la ciudad aprobó una nueva ordenanza para regular a los vendedores ambulantes.
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.
A2 noun /biːn/

Bean

frijol
Meaning
an edible seed, typically kidney-shaped, growing in long pods on certain leguminous plants
Example
We planted green beans in our vegetable garden this spring.
Plantamos frijoles verdes en nuestro jardín de vegetales esta primavera.
A2 noun /belt/

Belt

cinturón
Meaning
a strip of leather or cloth worn around the waist to support clothes or for decoration
Example
He tightened his belt before going for a run.
Se apretó el cinturón antes de salir a correr.
C2 verb /bɪˈleɪ/

belay

asegurar una cuerda
Meaning
to secure a rope by winding it around an object; to stop or cancel an order (nautical/military use)
Example
The climber asked his partner to belay the rope tightly.
El escalador le pidió a su compañero que asegurara la cuerda fuertemente.
B1 noun /bʊk ˈsel.ər/

Book seller

librero
Meaning
a person who sells books, especially as a business
Example
The book seller recommended a great novel for my summer reading.
El librero recomendó una gran novela para mi lectura de verano.
C1 verb /ˈbrændɪʃ/

brandish

agitar
Meaning
to wave or flourish something, especially a weapon, in a threatening or showy way
Example
He brandished a sword to scare off the intruders.
Él brandió una espada para asustar a los intrusos.
B1 noun /ˈbʌb.əl/

bubble

burbuja
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.
Los niños persiguieron las burbujas en el aire.
C1 noun /ˈblɒk.ɪdʒ/

Blockage

bloqueo
Meaning
an obstruction that makes movement or flow difficult or impossible
Example
The drain blockage caused water to overflow in the kitchen.
El bloqueo del drenaje causó que el agua se desbordara en la cocina.
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.
C2 adjective /ˈbɛlɪˌkoʊs/

bellicose

belicoso
Meaning
Showing a tendency to argue or fight; aggressive.
Example
His bellicose attitude often got him into unnecessary conflicts.
Su actitud belicosa a menudo lo metía en conflictos innecesarios.
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.
A2 verb /beɪk/

bake

hornear
Meaning
to cook food using dry heat, usually in an oven
Example
She baked a cake for her friend's birthday.
Ella horneó un pastel para el cumpleaños de su amiga.
C2 noun /ˈbæn.jən/

Banian

camiseta sin mangas
Meaning
a sleeveless undergarment worn next to the skin; vest
Example
He put on a cotton banian under his shirt.
Se puso una camiseta de algodón debajo de su camisa.
C1 noun /ˈbeɪlɪf/

bailiff

oficial de la corte
Meaning
An official who keeps order in a court, carries out court orders, or collects debts.
Example
The bailiff asked everyone to rise as the judge entered the courtroom.
El oficial de la corte pidió a todos que se pusieran de pie cuando el juez entró a la sala.
C1 adjective /ˈblʌdləs/

bloodless

sin sangre
Meaning
without bloodshed; lacking violence or vitality
Example
The revolution was surprisingly bloodless.
La revolución fue sorprendentemente sin sangre.
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 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.
C1 noun /bɒɡ/

bog

pantano
Meaning
an area of wet, spongy ground; a swamp or marsh
Example
The hikers got stuck in a bog.
Los excursionistas se quedaron atrapados en un pantano.
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.
C2 noun /ˈbærəˌɡræf/

barograph

instrumento que registra cambios en la presión atmosférica
Meaning
an instrument that records changes in atmospheric pressure
Example
The scientist checked the barograph for pressure variations.
El científico revisó el barógrafo para ver las variaciones de presión.
C2 verb /bɪˈɡaɪl/

beguile

encantar / engañar para atraer
Meaning
to charm or enchant someone, often in a deceptive way
Example
She beguiled the audience with her storytelling.
Ella cautivó a la audiencia con su narración.
C1 adjective /bɪˈfɪt.ɪŋ/

Befitting

adecuado; apropiado; adecuado para una situación o persona particular
Meaning
appropriate; suitable; proper for a particular situation or person
Example
He wore formal attire befitting the important occasion.
Llevó ropa formal adecuada para la ocasión importante.
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.
A2 noun /buːt/

Boot

bota
Meaning
sturdy footwear covering the foot and ankle or lower leg
Example
He laced up his hiking boots before the mountain trek.
Se puso las botas de senderismo antes de la caminata de montaña.
A2 noun breɪn

brain

cerebro
Meaning
The organ inside the head that controls thought, memory, feelings, and activity
Example
The brain can only focus on one thing at a time.
El cerebro solo puede concentrarse en una cosa a la vez.
C2 adjective /ˈbrɔːni/

brawny

musculoso
Meaning
Physically strong and muscular.
Example
The brawny man lifted the heavy box with ease.
El hombre musculoso levantó la caja pesada con facilidad.
B1 noun /ˈbraɪd.ɡrʊm/

Bridegroom

novio
Meaning
a man on his wedding day or just before and after the event
Example
The nervous bridegroom waited at the altar for his bride to arrive.
El nervioso novio esperó en el altar a que llegara su novia.
B1 noun /ˈbæɡɪdʒ/

Baggage

equipaje; pertenencias personales;
Meaning
suitcases and bags containing personal belongings; past experiences or problems that affect behavior
Example
Please collect your baggage from the conveyor belt at the airport.
Por favor, recoja su equipaje en la cinta transportadora en el aeropuerto.
B1 verb /ˈbɑrɡɪn/

bargain

regatear
Meaning
to negotiate terms; to discuss prices; to make a deal
Example
She likes to bargain at the local market.
A ella le gusta regatear en el mercado local.
B1 noun /ˈbed ʃiːt/

Bed sheet

sábana
Meaning
a large rectangular piece of cloth used as bedding to lie on or under
Example
The clean white bed sheet felt soft against her skin.
La sábana blanca y limpia se sintió suave contra su piel.
C2 adjective /ˈbeɪlfəl/

baleful

amenazante
Meaning
Threatening harm; menacing or expressing hatred.
Example
She gave him a baleful look after the insult.
Después del insulto, le dio una mirada amenazante.
A1 noun /bɔːl/

ball

pelota
Meaning
a round object used in games or sports
Example
The children played with a ball in the park.
Los niños jugaron con una pelota en el parque.
A2 noun /ˈbʊkʃɒp/

bookshop

librería
Meaning
a retail store where books are sold
Example
She spent an hour browsing in the small bookshop.
Pasó una hora mirando en la pequeña librería.
C1 noun /ˈbreɪkər/

breaker

disyuntor (algo que rompe, una ola grande que se rompe cerca de la orilla, o un dispositivo que interrumpe un circuito eléctrico)
Meaning
A person or thing that breaks something; a large sea wave that breaks into foam near the shore; a device that interrupts an electric circuit.
Example
The breaker tripped during the storm, cutting off electricity.
El disyuntor se disparó durante la tormenta, cortando la electricidad.
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.
C2 adjective /ˈbɔːdi/

bawdy

obsceno
Meaning
humorously indecent or obscene, often in a sexual way
Example
The comedian’s bawdy jokes made the audience laugh and blush.
Los chistes obscenos del comediante hicieron reír a la audiencia y sonrojarse.
C2 adjective /bɪˈsɒtɪd/

besotted

embobado, loco de amor
Meaning
strongly infatuated or obsessed with someone or something
Example
He was completely besotted with her charm.
Él estaba completamente embobado con su encanto.
B2 noun /ˈbærəl/

barrel

barril grande
Meaning
a large cylindrical container used to hold liquids
Example
The wine was stored in a wooden barrel.
El vino se almacenó en un barril de madera.
A2 preposition /bɪˈloʊ/

below

debajo
Meaning
At a lower level or position than something else.
Example
The basement is below the ground floor.
El sótano está debajo del primer piso.
C2 verb /bɪˈdaɪzən/

bedizen

adorno ostentoso
Meaning
to dress up or decorate in a showy or tasteless way
Example
She was bedizened with cheap jewelry.
Ella estaba adornada con joyas baratas.
B1 noun /ˈbreɪs.lət/

Bracelet

pulsera
Meaning
an ornamental band worn around the wrist
Example
She received a gold bracelet as a birthday gift.
Ella recibió una pulsera de oro como regalo de cumpleaños.
B1 noun /ˈbeɪs.mənt/

Basement

sótano
Meaning
the lowest floor of a building, typically below ground level
Example
We store old furniture in the basement.
Guardamos muebles viejos en el sótano.
C1 noun /ˈbenɪˌfæktər/

Benefactor

benefactor; patrón; donante
Meaning
a person who gives money or other help to support a person or cause; a patron
Example
The anonymous benefactor donated millions to the hospital.
El benefactor anónimo donó millones al hospital.
C1 verb /bɒtʃ/

botch

estropear
Meaning
to carry out a task badly or carelessly
Example
He completely botched the repair job.
Él estropeó completamente el trabajo de reparación.
C1 noun /ˈblɪs.tər/

Blister

ampolla
Meaning
a small bubble on the skin filled with serum and caused by friction, burning, or other damage
Example
The new shoes gave her a painful blister on her heel.
Los nuevos zapatos le dieron una dolorosa ampolla en el talón.
C1 noun /ˈbɪɡ.ət/

bigot

fanático
Meaning
A person who is intolerant toward those holding different opinions or beliefs.
Example
He was called a bigot for refusing to listen to others' views.
Lo llamaron fanático por negarse a escuchar las opiniones de los demás.
C2 verb /biˈætɪfaɪ/

beatify

beatificar
Meaning
to make blessed or holy, especially in the Roman Catholic Church, to declare a deceased person to be among the blessed
Example
The pope decided to beatify the martyr for his faith and sacrifice.
El papa decidió beatificar al mártir por su fe y sacrificio.
B2 noun /bent/

Bent

inclinación; tendencia
Meaning
a natural inclination or talent; a strong interest or liking for something
Example
She has a natural bent for music and art.
Ella tiene una inclinación natural por la música y el arte.
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 /ˈbrɪk ə ˌbræk/

bric-a-brac

objetos decorativos pequeños
Meaning
Small decorative objects or ornaments, often of little value.
Example
The shelves were filled with old bric-a-brac from her travels.
Las estanterías estaban llenas de pequeños objetos decorativos de sus viajes.
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.
C1 noun /ˈbeɪsbɔːrd/

baseboard

zócalo
Meaning
A narrow board running along the bottom of an interior wall, covering the joint between wall and floor.
Example
The carpenter painted the baseboard white.
El carpintero pintó el zócalo de blanco.
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.
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.
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 /bəˈθɛt.ɪk/

bathetic

sentimiento trivial
Meaning
displaying insincere or trivial emotion; producing an unintended ridiculous effect through sudden change from serious to silly
Example
The movie's ending was unintentionally bathetic rather than tragic.
El final de la película fue batético en lugar de trágico.
C1 noun /ˈbæləd/

ballad

canción narrativa
Meaning
a narrative song or poem, often sentimental or romantic
Example
The singer performed a moving ballad about lost love.
El cantante interpretó una balada conmovedora sobre el amor perdido.
A2 verb /ˈbɒðər/

bother

molestar
Meaning
to annoy, worry, or cause trouble to someone
Example
I don't want to bother you while you're working.
No quiero molestarte mientras trabajas.
B1 noun /broʊˈʃʊr/

brochure

folleto
Meaning
a small booklet or pamphlet containing information or advertising
Example
The travel agent gave us a brochure about the holiday package.
El agente de viajes nos dio un folleto sobre el paquete de vacaciones.
C2 verb /bɪˈsiːtʃ/

beseech

suplicar
Meaning
To ask someone urgently and fervently to do something; to beg.
Example
He beseeched the judge for mercy.
Él suplicó al juez por misericordia.
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.
C1 verb bɪˈkwiːð

bequeath

legar por testamento
Meaning
Leave something to someone in a will; pass down or hand down to the next generation.
Example
The scientist bequeathed his research papers to the university.
El científico legó sus papeles de investigación a la universidad.
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.
C2 adjective /bjuːˈkɒlɪk/

bucolic

bucólico
Meaning
Relating to the pleasant aspects of the countryside and country life.
Example
They enjoyed a bucolic picnic by the river.
Ellos disfrutaron de un picnic bucólico junto al río.
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.
C1 adjective /ˈbaʊn.tɪ.fəl/

bountiful

abundante / generoso
Meaning
Large in quantity; abundant; generous in giving.
Example
The farmer was grateful for the bountiful harvest.
El agricultor estaba agradecido por la abundante cosecha.
C2 noun /ˈbɪɡ.ə.mɪst/

bigamist

bigámico
Meaning
A person who commits the crime of marrying someone while already married to another.
Example
The man was arrested for being a bigamist.
El hombre fue arrestado por ser un bigamista.
C2 noun /ˈbʊlrʌʃ/

bulrush

junco
Meaning
A tall plant with long leaves that grows in or near water, also known as a cattail.
Example
The pond was surrounded by tall bulrushes swaying in the wind.
El estanque estaba rodeado de altos juncos balanceándose en el viento.
B2 verb /blɜːr/

blur

desenfocar
Meaning
to make something unclear or difficult to see
Example
Tears blurred her vision.
Las lágrimas borraron su visión.
C1 noun /ˈbed sted/

Bed stead

estructura de la cama
Meaning
the framework of a bed; a bed frame without bedding
Example
The wooden bed stead was very sturdy.
La estructura de madera de la cama era muy resistente.
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.
C1 verb /bruːd/

brood

pensar profundamente, grupo de pajaritos recién nacidos
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.
Él se sentó solo, pensando profundamente sobre sus fracasos.
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.
C2 verb, noun /blæb/

blab

parlotear; irse de la lengua
Meaning
to talk too much or reveal secrets carelessly; excessive or foolish talk
Example
He accidentally blabbed the surprise to everyone.
Accidentalmente reveló la sorpresa a todos.
C2 adjective /baɪˈɛniəl/

biennial

bienal
Meaning
happening every two years
Example
The biennial festival attracts thousands of visitors.
El festival bienal atrae a miles de visitantes.
A1 adverb /bɪˈhaɪnd/

Behind

detrás
Meaning
at the back of; following; lagging
Example
The car behind us was honking.
El coche detrás de nosotros estaba tocando la bocina.
C1 noun/adjective/verb /bʌf/

buff

aficionado / pulir
Meaning
A fan or enthusiast; also to polish or shine something.
Example
He is a movie buff who watches films every weekend.
Él es un aficionado al cine que ve películas cada fin de semana.
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.
C2 noun /ˈbʊlwərk/

bulwark

murallas defensivas
Meaning
A strong wall or defensive structure; something that provides protection or support.
Example
The fortress walls served as a bulwark against enemy attacks.
Las murallas del fuerte sirvieron como una muralla defensiva contra los ataques enemigos.
C2 noun /beɪz/

baize

un tipo de tela gruesa de lana
Meaning
A type of coarse woolen cloth, often green, used for covering tables such as billiard tables.
Example
The old card table was covered with worn baize.
La vieja mesa de cartas estaba cubierta con baize desgastado.
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.
A2 verb /bleɪm/

blame

echar la culpa
Meaning
to hold responsible for a fault; to find fault with
Example
Don't blame me for the mistake.
No me eches la culpa por el error.