best effort
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B1 phrase bɛst ˈɛf.ərt

best effort

mejor esfuerzo
Meaning
The maximum amount of effort or energy that someone can give.
Example
He gave his best effort to complete the task on time.
Él dio su mejor esfuerzo para completar la tarea a tiempo.
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.
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 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.
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.
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 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.
C1 noun /bɪˈriːvmənt/

bereavement

duelo
Meaning
The state of having lost a loved one through death.
Example
She received many letters of sympathy during her time of bereavement.
Ella recibió muchas cartas de simpatía durante su periodo de duelo.
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.
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 adjective /ˈbɪloʊɪŋ/

billowing

ondeando
Meaning
Describing something that swells or surges outward in waves or large masses.
Example
She walked through the billowing curtains.
Ella caminó a través de las cortinas ondeando.
C2 noun /ˈblændɪʃmənt/

blandishment

adulación
Meaning
flattering or pleasing statement or action used to persuade someone gently
Example
She used every blandishment to win his support.
Usó todas las adulaciónes para ganar su apoyo.
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.
B2 noun /brɑːnz/

bronze

bronce
Meaning
a metal made by combining copper and tin, often used for statues and medals
Example
The statue was made of solid bronze.
La estatua estaba hecha de bronce sólido.
C1 noun /ˈbʊl.ək/

Bullock

buey
Meaning
a young bull; a castrated bull used for farm work
Example
The farmer used a bullock to plow the field.
El agricultor usó un buey para arar el campo.
A2 noun /brɪdʒ/

Bridge

puente
Meaning
a structure carrying a road, path, railway, etc. across a river, road, or other obstacle
Example
The old stone bridge has connected the two towns for over a century.
El viejo puente de piedra ha conectado las dos ciudades durante más de un siglo.
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 verb /bɪˈsiːdʒ/

besiege

sitio
Meaning
to surround a place with armed forces to capture it; to overwhelm with requests or attention
Example
The city was besieged by enemy troops.
La ciudad fue sitiada por tropas enemigas.
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.
C2 noun /ˈbɑːrbərɪzəm/

Barbarism

bárbaro
Meaning
extreme cruelty or brutality; absence of culture and civilization
Example
The barbarism of the war crimes shocked the entire international community.
El barbarismo de los crímenes de guerra sorprendió a toda la comunidad internacional.
B1 noun ˈbæl.ənst daɪ.ət

balanced diet

dieta equilibrada
Meaning
A diet consisting of the proper quantities and proportions of foods needed to maintain health or growth.
Example
A balanced diet is essential for maintaining good health.
Una dieta equilibrada es esencial para mantener una buena salud.
A2 adverb /ˈbjuːtɪfəli/

beautifully

hermosamente
Meaning
in a beautiful or pleasing manner; excellently or skillfully
Example
She sang beautifully at the concert.
Ella cantó hermosamente en el concierto.
A2 noun /ˈbɑt.əm/

Bottom

fondo; base
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.
El cofre del tesoro estaba en el fondo del océano.
C2 verb /bɪˈsmɪər/

besmear

embarrar
Meaning
to smear or cover with a sticky or dirty substance; to soil
Example
His clothes were besmeared with mud.
Su ropa estaba embarrada con barro.
C2 noun /ˈbeɪlɔːr/

bailor

depositante
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.
El depositante confió la obra de arte al museo.
C2 adjective /ˈbʌmblɪŋ/

bumbling

torpe
Meaning
Acting in a clumsy, awkward, or confused way.
Example
The bumbling waiter spilled the drinks on the table.
El camarero torpe derramó las bebidas sobre la mesa.
A2 noun /boʊn/

Bone

hueso
Meaning
any of the hard parts inside a human or animal that make up its frame
Example
The doctor said the bone was completely healed after the fracture.
El doctor dijo que el hueso estaba completamente sanado después de la fractura.
C2 adjective /bɪˈfʌdld/

befuddled

desconcertado
Meaning
confused, unable to think clearly
Example
He looked befuddled after hearing the complex instructions.
Él se veía desconcertado después de escuchar las instrucciones complejas.
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.
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.
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.
B1 noun /ˈboʊ.nəs/

Bonus

bono
Meaning
an amount of money added to wages on a seasonal basis, especially as a reward for good performance
Example
She received a year-end bonus for her excellent work performance.
Ella recibió un bono al final del año por su excelente desempeño en el trabajo.
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 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.
B1 noun /bloʊ/

Blow

golpe; un golpe fuerte con la mano, un arma o un objeto duro
Meaning
a powerful stroke with a hand, weapon, or hard object
Example
The boxer delivered a devastating blow to his opponent.
El boxeador dio un golpe devastador a su oponente.
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.
C2 noun /ˌbenɪˈdɪkʃən/

Benediction

bendición
Meaning
a blessing, especially a ceremonial one; an expression of good wishes
Example
The priest gave his benediction to the newlyweds.
El sacerdote dio su bendición a los recién casados.
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.
A1 verb /bɪˈliːv/

believe

creer
Meaning
to think that something is true; to have faith in
Example
I believe in hard work and dedication.
Creo en el trabajo duro y la dedicación.
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.
C2 verb /breɪ/

bray

rebuzno
Meaning
To make a loud, harsh sound like a donkey.
Example
The donkey began to bray loudly in the field.
El burro comenzó a rebuznar fuerte en el campo.
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 noun /ˈbɜːrdn/

burden

carga
Meaning
a heavy load, especially one that is difficult to carry
Example
The financial burden was too heavy for him to bear.
La carga financiera era demasiado pesada para él.
B1 noun, verb /ˈbʊli/

bully

matón / acosador
Meaning
A person who habitually seeks to harm or intimidate those weaker; to intimidate or mistreat someone weaker.
Example
The teacher stopped the older boy from trying to bully his classmates.
La maestra detuvo al niño mayor de intentar intimidar a sus compañeros de clase.
C2 adjective /boʊˈhiːmiən/

bohemian

bohemio
Meaning
unconventional, artistic, and free-spirited in lifestyle or appearance
Example
She decorated her apartment in a bohemian style with colorful fabrics.
Decoró su apartamento con un estilo bohemio usando telas coloridas.
C1 adjective /bɪˈleɪtɪd/

belated

tardío
Meaning
coming or happening later than expected or usual
Example
She sent me a belated birthday card.
Me envió una tarjeta de cumpleaños tardía.
C2 noun, verb /ˈbɛvəl/

bevel

bisel
Meaning
A sloping edge or surface; to cut or shape an edge at an angle.
Example
The carpenter beveled the edges of the table.
El carpintero biseló los bordes de la mesa.
C1 noun /bəˈnɛv.ə.ləns/

benevolence

benevolencia o caridad
Meaning
The quality of being well meaning and kindly; the disposition to do good.
Example
His benevolence towards the poor earned him respect.
Su benevolencia hacia los pobres le valió respeto.
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 verb /bɪˈɡɪn/

begin

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

besmirch

desacreditar
Meaning
to damage someone's reputation; to make dirty or stained
Example
He tried to besmirch her good name with false rumors.
Trató de desacreditar su buen nombre con rumores falsos.
C1 verb /bɪˈstoʊ/

bestow

otorgar
Meaning
To give or present something as a gift or honor.
Example
The king bestowed honors upon the brave soldiers.
El rey otorgó honores a los valientes soldados.
C2 noun /brɔːn/

brawn

fuerza física
Meaning
physical strength in contrast to intelligence
Example
He used his brawn to lift the heavy box.
Usó su fuerza física para levantar la caja pesada.
A2 noun /bel/

Bell

campana
Meaning
a hollow metal device that makes a ringing sound when struck
Example
The church bell rang at noon.
La campana de la iglesia sonó al mediodía.
C2 adjective /ˈbʌsti/

busty

de busto grande
Meaning
having a large or full bust; describing a woman with a prominent chest
Example
The actress was often described as busty in fashion magazines.
La actriz era descrita a menudo como de busto grande en las revistas de moda.
B1 adjective /ˈbrɪliənt/

brilliant

brillante
Meaning
Exceptionally clever, talented, or impressive; very bright or radiant.
Example
She gave a brilliant performance on stage.
Ella dio una actuación brillante en el escenario.
B2 noun /ˈbrʌðərhʊd/

brotherhood

hermandad
Meaning
The relationship between brothers; an association of people with common interests
Example
The soldiers shared a strong sense of brotherhood.
Los soldados compartieron un fuerte sentido de hermandad.
C2 noun /ˈbælæst/

ballast

lastre
Meaning
heavy material used to stabilize a ship or vehicle
Example
The ship was loaded with ballast to remain steady in the storm.
El barco fue cargado con lastre para mantenerse estable en la tormenta.
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.
A1 noun /boʊt/

Boat

bote
Meaning
a small vessel for traveling over water
Example
We took a small boat to cross the river.
Tomamos un pequeño bote para cruzar el río.
B1 noun, verb /ˈbændɪdʒ/

bandage

venda
Meaning
a strip of material used to cover or protect a wound; to cover or wrap a wound with such material
Example
The nurse carefully bandaged his injured arm.
La enfermera vendó su brazo herido.
C1 noun /ˈblæs.fə.mi/

blasphemy

blasfemia
Meaning
the act of speaking disrespectfully about God or sacred things
Example
In some countries, blasphemy is a punishable offense.
En algunos países, la blasfemia es un delito castigable.
C2 verb /bɪˈhuːv/

behoove

ser necesario o apropiado para alguien hacer algo
Meaning
to be necessary, proper, or appropriate for someone to do
Example
It would behoove you to study before the exam.
Sería conveniente que estudiaras antes del examen.
C1 verb /brɔɪl/

broil

asar a la parrilla
Meaning
To cook food by direct heat, usually under a grill or over a fire.
Example
She broiled the chicken until it was golden brown.
Ella asó el pollo hasta que estuvo dorado.
B1 adverb /ˈber.li/

Barely

apenas; solo justo; casi no
Meaning
scarcely; only just; almost not
Example
I barely passed the exam.
Aprobé el examen por poco.
C1 verb /bɪˈlɪtl/

belittle

menospreciar
Meaning
To make someone or something seem less important or less valuable.
Example
He often belittled his coworkers to feel superior.
Él a menudo menospreciaba a sus compañeros de trabajo para sentirse superior.
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 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.
C2 noun /bel ˈæp.əl/

Bell apple

manzana campana
Meaning
a tropical fruit with a crisp texture and sweet taste, scientifically known as Syzygium malaccense
Example
The bell apple tree produces beautiful red fruits that are popular in tropical regions.
El árbol de manzana campana produce hermosas frutas rojas que son populares en las regiones tropicales
C1 verb /ˈbʌŋɡəl/

bungle

estropear
Meaning
To carry out a task clumsily or incompetently.
Example
He bungled the presentation and confused the audience.
Él estropeó la presentación y confundió a la audiencia.
C2 verb /bɪˈhuːvz/

behooves

es necesario
Meaning
third person singular form of 'behoove'; means it is proper or necessary
Example
It behooves every citizen to follow the law.
Es necesario que cada ciudadano siga la ley.
A2 noun /ˈbɪljən/

billion

mil millones
Meaning
the number 1,000,000,000 (one thousand million)
Example
The company is worth more than a billion dollars.
La empresa vale más de mil millones de dólares.
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 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.
B1 noun /beɪkt miːt/

Baked meat

carne asada
Meaning
meat that has been cooked in an oven using dry heat
Example
The baked meat was tender and flavorful.
La carne asada estaba tierna y sabrosa.
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.
C1 noun /ˈblɛm.ɪʃ/

blemish

imperfección
Meaning
A small mark or flaw that spoils the appearance of something.
Example
The mirror had a small blemish on the surface.
El espejo tenía una pequeña imperfección en la superficie.
C2 noun /ˈbʌt.ə.flaɪ piː/

Butterfly Pea

guisante mariposa
Meaning
a blue flowering plant with butterfly-shaped flowers, used to make herbal tea
Example
Butterfly pea flowers turn tea into a beautiful blue color.
Las flores de guisante mariposa convierten el té en un hermoso color azul.
A2 noun /ˈbʌdi/

buddy

amigo
Meaning
a close friend or companion, used informally
Example
He went to the movies with his best buddy.
Él fue al cine con su mejor amigo.
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.
C1 noun/adjective /ˈbæstərd/

bastard

bastardo
Meaning
a child born to unmarried parents (offensive); also used informally as an insult or to describe something unpleasant
Example
He called him a bastard in anger.
Lo llamó bastardo con ira.
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.
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 verb /broʊtʃ/

broach

abordar
Meaning
to bring up a subject for discussion
Example
She decided to broach the topic of salary with her manager.
Ella decidió abordar el tema del salario con su jefe.
A1 adjective, adverb, verb /ˈbɛtər/

better

mejor
Meaning
of a more excellent or effective type or quality; to surpass or improve
Example
He felt better after taking the medicine.
Se sintió mejor después de tomar la medicina.
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, 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.
B2 noun /ˈbɒmər/

Bomber

bombardero
Meaning
military aircraft designed to drop bombs on targets
Example
The bomber squadron flew over the city at dawn.
El escuadrón de bombarderos voló sobre la ciudad al amanecer.
A1 noun /bəˈnæn.ə/

Banana

plátano
Meaning
a long curved fruit with yellow skin and soft sweet flesh
Example
Bananas are a good source of potassium.
Los plátanos son una buena fuente de potasio.
C1 noun /bɑːm/

balm

bálsamo
Meaning
A soothing ointment or something that provides comfort or relief.
Example
The balm helped relieve the pain from her sunburn.
El bálsamo ayudó a aliviar el dolor de su quemadura solar.
A1 adjective /ˈbjuː.tɪ.fəl/

Beautiful

hermoso; atractivo; encantador;
Meaning
pleasing to the senses; attractive; having qualities that give great pleasure
Example
She has a beautiful voice that captivates everyone.
Ella tiene una voz hermosa que cautiva a todos.
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.
C2 noun /ˌbluː ˈblʌd/

Blue-blood

sangre azul
Meaning
a person of noble birth; aristocrat
Example
She came from a family of blue-bloods with centuries of royal heritage.
Ella vino de una familia de sangre azul con siglos de herencia real.
B1 verb /ˈbrɔːdˌkæst/

broadcast

transmitir
Meaning
to transmit a program or information by radio, television, or online media
Example
The match was broadcast live on television.
El partido fue transmitido en vivo por televisión.
C2 adjective /ˈblɪŋkəd/

blinkered

limitado
Meaning
Having a limited or narrow outlook; unable or unwilling to consider other perspectives.
Example
His blinkered attitude stopped him from seeing the bigger picture.
Su actitud limitada le impidió ver el panorama completo.
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.
B1 noun /ˈbæŋkɪŋ/

banking

banca o servicios bancarios
Meaning
the business or services provided by a bank
Example
Online banking has made financial transactions easier.
La banca en línea ha facilitado las transacciones financieras.
C2 noun /bʊr/

Boor

persona ruda; persona grosera
Meaning
a rough and bad-mannered person; someone who lacks refinement or culture
Example
The wealthy businessman was actually a boor who showed no respect for others.
El hombre de negocios rico era en realidad un rudo que no mostró respeto por los demás.
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 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 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.
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 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.
C2 noun /bɪˈnɪɡnɪti/

Benignity

amabilidad; gentileza; la cualidad de ser benévolo o gracioso
Meaning
kindness; gentleness; the quality of being benign or gracious
Example
Her benignity towards all people made her beloved by everyone.
Su amabilidad hacia todas las personas la hizo amada por todos.
A2 verb /bɛɡ/

beg

pedir
Meaning
to ask for something earnestly; to request humbly
Example
The child begged for a new toy.
El niño pidió un juguete nuevo.
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.
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.
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 /bɪˈtreɪər/

Betrayer

traidor; delator
Meaning
a person who betrays someone or something; one who is disloyal
Example
The betrayer was exposed and faced severe consequences.
El traidor fue expuesto y enfrentó graves consecuencias.
C2 verb /bɪˈliːɡər/

beleaguer

asediar, hostigar
Meaning
to cause difficulties, troubles, or harassment; to surround with military forces
Example
The company was beleaguered by constant complaints from its customers.
La empresa estaba siendo asediada por constantes quejas de sus clientes.
C2 noun /ˈbrɒŋkəs/

bronchus

bronquio
Meaning
either of the two main branches of the trachea that lead directly into the lungs
Example
The left bronchus carries air into the left lung.
El bronquio izquierdo lleva el aire al pulmón izquierdo.
C2 verb /bɪˈweɪl/

bewail

lamentar
Meaning
to express deep sorrow or regret over something; to mourn openly
Example
She bewailed the loss of her childhood home.
Ella lamentó la pérdida de su hogar de la infancia.
A1 noun /bɜːrd/

bird

pájaro
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 pájaro estaba cantando en la rama del árbol.
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 /ˈbɪldər/

builder

constructor
Meaning
a person or company that constructs buildings or other structures
Example
The builder checked the site before starting the construction.
El constructor revisó el sitio antes de comenzar la construcción.
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.
B1 verb /beɪð/

bathe

bañarse
Meaning
to wash oneself; to clean the body with water
Example
I bathe every morning before going to work.
Me baño cada mañana antes de ir al trabajo.
C1 verb /ˈbɒɡəl/

boggle

asombrar
Meaning
to overwhelm or confuse; to be astonished or puzzled by something
Example
The complexity of the puzzle boggled his mind.
La complejidad del rompecabezas asombró su mente.