courser
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C2 noun /ˈkɔːrsər/

courser

caballo rápido o caballo de caza
Meaning
a swift horse or a hunting horse
Example
The knight rode a fast courser into battle.
El caballero montó un corcel rápido en la batalla.
A2 noun /kənˌɡrætʃ.əˈleɪ.ʃənz/

Congratulations

felicitaciones
Meaning
words expressing praise for an achievement or good wishes on a special occasion
Example
Congratulations on your promotion! You really deserved this success.
¡Felicitaciones por tu ascenso! Realmente te merecías este éxito.
A2 noun /tʃɜːrtʃ/

church

iglesia
Meaning
a building used for public Christian worship
Example
The old church in the village was built in the 18th century.
La iglesia antigua en el pueblo fue construida en el siglo XVIII.
B2 noun /ˈkɒŋɡrɛs/

congress

congreso
Meaning
a formal meeting or assembly, especially of representatives for discussion
Example
The international congress on climate change will be held next year.
El congreso internacional sobre el cambio climático se llevará a cabo el próximo año.
C2 noun /ˈklæpər/

clapper

pieza metálica dentro de una campana que la golpea para producir sonido
Meaning
The free-swinging metal piece inside a bell that strikes it to produce sound.
Example
The clapper inside the bell was broken.
La pieza metálica dentro de la campana estaba rota.
B2 noun /ˈkɒpə/

copper

cobre
Meaning
a reddish-brown metal used for electrical wiring, coins, and more
Example
Copper is a good conductor of electricity.
El cobre es un buen conductor de electricidad.
C1 noun ˌkɒm.pjʊˈteɪ.ʃən

computation

cálculo
Meaning
The action of mathematical calculation.
Example
Complex computation is required for AI models.
Se requiere un cálculo complejo para los modelos de IA.
C1 verb /tʃɑːr/

char

quemar
Meaning
To burn or scorch something so that it becomes blackened.
Example
The cook accidentally charred the steak.
El cocinero accidentalmente quemó el filete.
A2 noun /klaʊd/

Cloud

nube
Meaning
a visible mass of condensed water vapour floating in the atmosphere above the ground
Example
Dark clouds gathered before the storm.
Las nubes oscuras se agruparon antes de la tormenta.
C1 adjective /ˈkæl.əs/

Callous

insensible; cruel; despiadado
Meaning
showing or having an insensitive and cruel disregard for others; emotionally hardened
Example
He showed a callous disregard for others' feelings.
Él mostró un desdén calloso por los sentimientos de los demás.
C2 noun /kəˈpriːs/

caprice

capricho
Meaning
a sudden, unpredictable change of mood or behavior
Example
She bought the expensive dress on a caprice.
Ella compró el vestido caro por un capricho.
C1 noun, verb /klɒt/

clot

coágulo
Meaning
a thick mass of coagulated liquid, especially blood; to form such a mass.
Example
The doctor removed a blood clot from the patient.
El doctor removió un coágulo de sangre del paciente.
C1 noun kənˈvɜː.dʒəns

convergence

convergencia
Meaning
The process of coming together from different directions to meet at a common point; unification or integration.
Example
The convergence of technologies is revolutionizing industries.
La convergencia de tecnologías está revolucionando las industrias.
A2 noun /ˈklæsˌruːm/

classroom

aula
Meaning
A room in which classes are held in a school or college.
Example
The teacher entered the classroom and greeted the students.
El maestro entró al aula y saludó a los estudiantes.
C1 adjective /ˈkjuːmjələtɪv/

cumulative

cumulativo
Meaning
Increasing gradually by addition; growing in quantity, force, or effect.
Example
The cumulative effect of stress can harm your health.
El efecto acumulativo del estrés puede dañar tu salud.
B1 adverb /ˈkʌrəntli/

currently

actualmente
Meaning
at the present time; now
Example
He is currently working on a new project.
Él está actualmente trabajando en un nuevo proyecto.
C1 noun /kʌˈstoʊ.di.ən/

Custodian

conserje; guardián; encargado
Meaning
a person who has responsibility for or looks after something; a caretaker or guardian
Example
The school custodian ensures that all buildings are clean and secure.
El conserje de la escuela se asegura de que todos los edificios estén limpios y seguros.
B2 verb /kɜːrb/

curb

frenar / controlar
Meaning
to restrain, control, or limit something
Example
The government took steps to curb inflation.
El gobierno tomó medidas para frenar la inflación.
C2 adjective /ˈkoʊltɪʃ/

coltish

juguetón
Meaning
Playful, energetic, and not fully mature or disciplined.
Example
The coltish boy ran around the field without a care.
El chico juguetón corrió por el campo sin preocuparse.
B2 noun /koʊl/

coal

carbón
Meaning
a black or dark brown rock used as fuel, formed from decomposed plant matter
Example
The factory still uses coal as its main source of energy.
La fábrica aún usa carbón como su principal fuente de energía.
B2 noun /ˈkʊriər/

courier

mensajero
Meaning
a person or company that delivers messages, packages, or mail
Example
The courier delivered the documents on time.
El mensajero entregó los documentos a tiempo.
C2 verb /kəˈmɪŋɡəl/

commingle

mezclar
Meaning
To mix or blend different things together.
Example
The charity does not commingle donations with operational funds.
La caridad no mezcla las donaciones con los fondos operativos.
C2 verb /ˈkɒsɪt/

cosset

mimar
Meaning
to care for and protect in an overindulgent way
Example
The little girl was cosseted by her grandparents.
La niña pequeña fue muy mimada por sus abuelos.
C1 noun /ˈkɒn.vɔɪ/

convoy

convoy
Meaning
a group of vehicles or ships traveling together, often for protection
Example
The military convoy moved through the desert at dawn.
El convoy militar atravesó el desierto al amanecer.
B2 noun /ˈkɒm.ɪt/

Comet

cometa
Meaning
a celestial object consisting of ice and dust that develops a tail when approaching the sun
Example
Halley's Comet appears in the sky every 76 years.
El cometa de Halley aparece en el cielo cada 76 años.
B2 verb /ˈkɑːŋkər/

conquer

conquistar
Meaning
to overcome and take control of; to defeat in war; to master or overcome
Example
The army managed to conquer the enemy territory.
El ejército logró conquistar el territorio enemigo.
A2 verb /ˈkɑːpi/

copy

copiar
Meaning
to make an identical reproduction of something
Example
Please copy this document for the meeting.
Por favor, copie este documento para la reunión.
C2 verb /kɔːk/

calk

sellar las grietas de un barco
Meaning
To make a boat or ship watertight by filling seams or cracks.
Example
The workers calked the seams of the old boat to prevent leaks.
Los trabajadores calafatearon las costuras del viejo bote para evitar filtraciones.
C1 noun /tʃɪt/

Chit

nota, billete, recibo
Meaning
a short note, typically a brief informal letter; a voucher for a sum owed
Example
She left a chit on the table asking him to call her back.
Ella dejó un chit en la mesa pidiéndole que la llamara de vuelta.
C2 adjective /sɛnˈtrɪfjʊɡəl/

centrifugal

centrífugo
Meaning
Moving or tending to move away from a center.
Example
The centrifugal force pushes the clothes to the sides of the washing machine.
La fuerza centrífuga empuja la ropa hacia los lados de la lavadora.
C1 noun /ˌkɒnfləˈɡreɪʃən/

conflagration

gran incendio destructor
Meaning
A large, destructive fire that destroys a great deal of land or property.
Example
The forest was devastated by a massive conflagration that lasted for days.
El bosque fue devastado por un enorme incendio que duró varios días.
B2 verb /ˈkɒmbæt/

combat

combatir
Meaning
to fight against something, especially to reduce or stop it
Example
The government is taking steps to combat corruption.
El gobierno está tomando medidas para combatir la corrupción.
B2 noun ˌkɒn.fɪ.den.ʃiˈæl.ɪ.ti

confidentiality

confidencialidad
Meaning
The state of keeping or being kept secret or private
Example
Confidentiality is crucial in data security.
La confidencialidad es crucial en la seguridad de datos.
C2 noun /kənˈtjuː.ʒən/

contusion

moretón, contusión
Meaning
a bruise or injury without breaking the skin
Example
The boxer had several contusions after the match.
El boxeador tenía varias contusiones después del partido.
C1 noun /kəmˈpəʊ.ʒər/

composure

estado de calma y autocontrol
Meaning
The state or feeling of being calm and in control of oneself.
Example
She maintained her composure during the interview.
Ella mantuvo su compostura durante la entrevista.
A2 adjective kɑːm

calm

calmo
Meaning
Not showing or feeling nervousness, anger, or other strong emotions; peaceful.
Example
The calm environment supports healing.
El ambiente tranquilo apoya la sanación.
C1 adjective, noun /ˈkɑːr.dɪ.nəl/

cardinal

cardenal / principal
Meaning
As an adjective: of prime importance; as a noun: a high-ranking Catholic clergyman or a type of bird.
Example
Honesty is a cardinal virtue in life.
La honestidad es una virtud cardinal en la vida.
C2 adjective /ˈkreɪvən/

craven

cobarde
Meaning
cowardly; lacking courage
Example
He was too craven to stand up for his beliefs.
Él era demasiado cobarde para defender sus creencias.
B2 verb kənˈdem

condemn

condenar
Meaning
To express complete disapproval of; to censure.
Example
The leaders condemned the actions as inhumane.
Los líderes condenaron las acciones como inhumanas.
B2 adjective /ˈsel.jə.lər/

Cellular

celular
Meaning
relating to cells; consisting of cells; relating to mobile phone technology
Example
Cellular technology has revolutionized communication.
La tecnología celular ha revolucionado la comunicación.
B2 noun /kənˈdenst mɪlk/

Condensed milk

leche condensada
Meaning
milk from which water has been removed and sugar added, creating a thick, sweet product
Example
The recipe calls for a can of condensed milk to make the dessert extra creamy.
La receta requiere una lata de leche condensada para hacer el postre extra cremoso.
C1 adjective kəˈlɒs.əl

Colossal

colosal
Meaning
Extremely large, gigantic, enormous in size or extent.
Example
The colossal pyramids of Egypt are a marvel of architecture.
Las colosales pirámides de Egipto son una maravilla de la arquitectura.
C1 adjective /kəˈlæpsəbl̩/

collapsible

plegable
Meaning
able to be folded down or reduced in size
Example
She bought a collapsible chair for camping.
Ella compró una silla plegable para acampar.
C1 noun /ˌkɒnvəˈlɛsns/

convalescence

convalecencia
Meaning
the period of time spent recovering from an illness or medical treatment
Example
His convalescence lasted for almost two months after the accident.
Su convalecencia duró casi dos meses después del accidente.
B2 verb /ˈkɑːmpənseɪt/

compensate

compensar
Meaning
to give something to make up for loss or damage; to counterbalance
Example
The company will compensate employees for overtime work.
La empresa compensará a los empleados por el trabajo extra.
B1 noun /ˈkɒkˌteɪl/

cocktail

cóctel
Meaning
a mixed drink typically containing alcohol and other ingredients.
Example
She ordered a cocktail at the bar.
Ella pidió un cóctel en el bar.
B1 noun /ˈkæt.ər.pɪl.ər/

Caterpillar

oruga
Meaning
the larva of a butterfly or moth that feeds on plants
Example
The caterpillar ate all the leaves on the plant.
La oruga comió todas las hojas de la planta.
C2 noun /ˈkɒksweɪn/

coxswain

timón de barco
Meaning
the person in charge of navigating and steering a boat, especially a racing or small boat
Example
The coxswain shouted instructions to the rowing team.
El coxswain dio instrucciones al equipo de remo.
C2 noun /ˌkʌl.pəˈbɪl.ɪ.ti/

culpability

culpabilidad
Meaning
responsibility for a fault or wrong; blameworthiness
Example
The jury considered his level of culpability in the crime.
El jurado consideró su nivel de culpabilidad en el crimen.
A2 noun /ˈsɪə.ri.əl/

cereal

Meaning
a common breakfast food made from processed grains such as wheat, oats, or corn
Example
She eats a bowl of cereal every morning before work.
C2 adjective /krəˈmætɪk/

chromatic

cromático
Meaning
Relating to colors or, in music, notes outside the standard scale.
Example
The artist used a chromatic palette to create vibrant contrasts.
El artista usó una paleta cromática para crear contrastes vibrantes.
A2 noun /kraɪm/

crime

delito
Meaning
An illegal act punishable by law.
Example
The police are investigating the crime.
La policía está investigando el crimen.
B2 noun /kənˈstreɪnt/

constraint

restricción
Meaning
a limitation or restriction
Example
Time is the biggest constraint in completing the project.
El tiempo es la mayor restricción para completar el proyecto.
C1 adjective /ˈkɒn.ɪ.fər.əs/

coniferous

relacionado con los árboles que producen conos
Meaning
Relating to cone-bearing trees that usually have needle-like leaves and remain green year-round.
Example
Pine trees are coniferous and grow in colder climates.
Los pinos son coníferos y crecen en climas más fríos.
A1 verb /kʊk/

cook

cocinar
Meaning
to prepare food by heating; to make food ready to eat
Example
My mother loves to cook traditional dishes.
A mi madre le encanta cocinar platos tradicionales.
C2 noun /ˈkætɪtʃuː/

Catechu

catechu
Meaning
an extract from a tropical Asian plant, used in tanning and dyeing
Example
Catechu extract is commonly used in traditional medicine.
El extracto de catechu se utiliza comúnmente en la medicina tradicional.
C1 noun kənˈɡlɒm.ər.ət

conglomerate

conglomerado
Meaning
A large corporation formed by the merging of separate and diverse firms.
Example
The company grew into a multinational conglomerate.
La compañía se convirtió en un conglomerado multinacional.
C1 adjective /ˌkɒnvəˈlɛsnt/

convalescent

en recuperación, que se recupera de una enfermedad o tratamiento médico
Meaning
recovering from an illness or medical treatment
Example
The hospital has a special ward for convalescent patients.
El hospital tiene una sala especial para los pacientes en recuperación.
B2 verb /kəmˈpoʊz/

compose

componer
Meaning
to create music or writing; to make up; to calm oneself
Example
She composes beautiful songs.
Ella compone hermosas canciones.
C1 noun /ˈkɒrənər/

coroner

forense
Meaning
an official who investigates sudden, violent, or suspicious deaths
Example
The coroner determined the cause of death was natural.
El forense determinó que la causa de la muerte fue natural.
B2 noun /ˈkɒk.roʊtʃ/

Cockroach

cucaracha
Meaning
a flat brown insect that is commonly found in kitchens and other warm places
Example
A cockroach ran across the kitchen floor quickly.
Una cucaracha corrió rápidamente por el piso de la cocina.
A1 modal verb /kʊd/

could

podía
Meaning
Used to indicate possibility, ability, or permission in the past or as a polite suggestion.
Example
He could swim when he was a child.
Él podía nadar cuando era niño.
A2 adverb /ˈklɪrli/

clearly

claramente
Meaning
In a way that is easy to perceive, understand, or see.
Example
She spoke clearly so that everyone could understand.
Ella habló claramente para que todos pudieran entender.
C1 noun /ˈsɪvɪks/

civics

educación cívica
Meaning
the study of the rights and duties of citizens and how government works
Example
Civics helps students understand their responsibilities as citizens.
La educación cívica ayuda a los estudiantes a entender sus deberes como ciudadanos.
A2 noun /ˈtʃaɪldhʊd/

childhood

infancia
Meaning
the period of being a child
Example
She spent her childhood in a small village.
Ella pasó su infancia en un pequeño pueblo.
C2 noun /krəˈnɒmɪtər/

chronometer

cronómetro
Meaning
An instrument for measuring time precisely, especially used in navigation.
Example
The sailor relied on the chronometer to determine his position at sea.
El marinero confió en el cronómetro para determinar su posición en el mar.
C2 adjective /kənˈfɔːrməbl/

conformable

conformable
Meaning
Capable of being adapted or consistent with something; compliant.
Example
His actions were conformable to the rules of the institution.
Sus acciones fueron conformables a las reglas de la institución.
C1 noun /ˈkɒnfɪdænt/

confidant

confidente
Meaning
A person with whom one shares a secret or private matter, trusting them not to repeat it.
Example
She found a true confidant in her childhood friend.
Ella encontró un verdadero confidente en su amigo de la infancia.
C2 noun /ˈkæm.fər/

Camphor

alcanfor
Meaning
a white crystalline substance with a strong aromatic smell, used in medicine and religious ceremonies
Example
The temple was filled with the fragrant smoke of burning camphor.
El templo estaba lleno del humo fragante del alcanfor ardiendo.
C2 adjective /kəˈrʌp.tə.bəl/

corruptible

corruptible
Meaning
able to be morally or ethically corrupted
Example
He was known to be corruptible and often accepted bribes.
Era conocido por ser corruptible y a menudo aceptaba sobornos.
B2 noun /kraɪst/

christ

Cristo
Meaning
the title given to Jesus, considered the Messiah in Christianity
Example
Christ is central to Christian faith.
Cristo es central para la fe cristiana.
B2 noun /ˈkæməˌflɑːʒ/

camouflage

camuflaje
Meaning
the act of hiding or disguising something by making it blend with its surroundings
Example
The soldiers used camouflage to hide from the enemy.
Los soldados usaron camuflaje para esconderse del enemigo.
C1 noun /ʃæˈtoʊ/

chateau

castillo francés
Meaning
a large French country house or castle
Example
They stayed in a beautiful chateau in France.
Se alojaron en un hermoso castillo en Francia.
C1 verb /siːd/

cede

ceder
Meaning
to give up power, territory, or rights to another
Example
The country ceded territory after losing the war.
El país cedió territorio después de perder la guerra.
B2 adjective ˌkɒm.prɪˈhen.sɪv

comprehensive

completo
Meaning
Including or dealing with all or nearly all elements or aspects of something; complete and thorough.
Example
A comprehensive study enhances understanding.
Un estudio completo mejora la comprensión.
C1 adjective kəʊˈhiː.sɪv

cohesive

cohesivo
Meaning
Characterized by or causing cohesion; forming a united whole.
Example
The team displayed a cohesive strategy.
El equipo mostró una estrategia cohesionada.
C2 noun /kəmˈpleɪsəns/

complacence

complacencia
Meaning
a feeling of quiet pleasure or self-satisfaction, often without awareness of potential danger
Example
His complacence prevented him from noticing the risks.
Su complacencia le impidió notar los riesgos.
B2 noun /kəmˈpliːʃən/

completion

finalización
Meaning
the action or process of finishing something
Example
The completion of the project will take another few weeks.
La finalización del proyecto tomará algunas semanas más.
B2 noun /kənˈsɛnt/

consent

consentimiento
Meaning
permission for something to happen or agreement to do something
Example
She gave her consent before the operation.
Ella dio su consentimiento antes de la operación.
C2 noun /kænˈtɑː.tə/

cantata

cantata
Meaning
A vocal composition with instrumental accompaniment, typically in several movements, often involving a choir.
Example
The choir performed a beautiful cantata during the festival.
El coro interpretó una hermosa cantata durante el festival.
C1 noun /ˈkɒntrəbænd/

contraband

mercancías ilegales
Meaning
goods that are illegal to import, export, or possess
Example
The police seized a shipment of contraband cigarettes.
La policía incautó un cargamento de cigarrillos de contrabando.
B2 noun /kəmˈplɛksɪti/

complexity

complejidad
Meaning
The state of being complex; intricacy.
Example
The complexity of the problem required a team of experts.
La complejidad del problema requirió un equipo de expertos.
C2 noun /ˈkrɪsəndəm/

christendom

cristiandad
Meaning
the worldwide body or community of Christians
Example
The news spread quickly across Christendom.
La noticia se extendió rápidamente por toda la cristiandad.
C2 adjective /ˈkʌmli/

comely

hermosa
Meaning
Attractive or pleasant in appearance.
Example
The actress was known for her comely features.
La actriz era conocida por sus hermosas características.
C1 noun /ˈkoʊtʃ.mən/

Coachman

cochero
Meaning
a person who drives a horse-drawn carriage or coach
Example
The coachman skillfully guided the horses through the busy streets.
El cochero guió hábilmente los caballos a través de las calles concurridas.
B2 noun /ˈkɒntræktər/

contractor

contratista
Meaning
a person or company that agrees to provide materials or labor to perform a service or do a job
Example
The contractor completed the building project on time.
El contratista completó el proyecto de construcción a tiempo.
C2 noun /ˈkɔːfər/

coffer

cofre
Meaning
A strongbox or small chest for holding valuables, often used metaphorically for funds or financial reserves.
Example
The city's coffers were drained after the costly project.
Las arcas de la ciudad fueron vaciadas después del costoso proyecto.
B2 noun /ˈkænjən/

canyon

cañón
Meaning
A deep gorge, typically one with a river flowing through it.
Example
The Colorado River carved the Grand Canyon over millions of years.
El río Colorado talló el Gran Cañón durante millones de años.
B2 noun /ˌkɒrəˈleɪʃən/

correlation

correlación
Meaning
a mutual relationship or connection between two or more things
Example
Researchers found a strong correlation between diet and heart disease.
Los investigadores encontraron una fuerte correlación entre la dieta y las enfermedades del corazón.
C2 verb /ˈkæstreɪt/

castrate

castrar
Meaning
To remove the testicles of a male animal or human.
Example
The farmer castrated the young bulls to make them easier to manage.
El granjero castró a los toros jóvenes para hacerlos más fáciles de manejar.
C1 noun /kriːd/

creed

creencia, principio
Meaning
A system of religious or spiritual beliefs or a guiding principle.
Example
Freedom of speech is part of his personal creed.
La libertad de expresión es parte de su credo personal.
A2 noun /ˈkɜːr.tən/

Curtain

cortina
Meaning
a piece of material suspended at the top to form a covering or screen, typically movable sideways
Example
She drew the curtains to block out the bright sunlight.
Ella cerró las cortinas para bloquear la luz solar brillante.
B2 noun /ˈkæʃ.uː nʌt/

Cashew Nut

nuez de anacardo
Meaning
a kidney-shaped nut with a creamy texture and mild flavor
Example
Cashew nuts are often used in cooking and as a healthy snack.
Las nueces de anacardo se usan comúnmente en la cocina y como un snack saludable.
B1 adjective /ˈtʃælɪndʒɪŋ/

challenging

desafiante
Meaning
difficult in a way that tests one's abilities
Example
The mountain climb was challenging but rewarding.
La subida a la montaña fue desafiante pero gratificante.
C2 noun /ˈkɒn.tjʊ.mə.si/

contumacy

desobediencia, terquedad
Meaning
stubborn refusal to obey authority
Example
His contumacy led to his suspension from the council.
Su desobediencia condujo a su suspensión del consejo.
C1 adjective /ˌkɒmprɪˈhɛnsəbl/

comprehensible

comprensible
Meaning
able to be understood; intelligible
Example
The teacher explained the topic in a comprehensible way.
El maestro explicó el tema de una manera comprensible.
A2 adjective /ˈkeər.fəl/

Careful

cuidadoso; cauteloso; atento
Meaning
taking care to avoid potential problems or dangers; cautious; attentive
Example
Be careful when crossing the busy street during rush hour.
Sé cuidadoso al cruzar la calle en hora punta.
B1 verb /kleɪm/

claim

reclamar
Meaning
to assert ownership; to state as fact
Example
He claims to be the rightful owner.
Él afirma ser el legítimo propietario.
A2 noun /tʃeɪn/

chain

cadena
Meaning
a connected series of metal rings used for fastening or securing things; a series of connected events or businesses
Example
He wore a gold chain around his neck.
Él llevaba una cadena de oro alrededor de su cuello.
C1 adjective /kəmˈplaɪənt/

compliant

conforme
Meaning
Willing to agree with or follow rules, requests, or demands.
Example
She was compliant with all the safety requirements.
Ella estaba conforme con todos los requisitos de seguridad.
B1 adjective /ˈkʌtɪŋ/

cutting

agudo
Meaning
sharp or severe, often used to describe remarks or actions
Example
Her cutting remarks made everyone feel uncomfortable.
Sus comentarios cortantes hicieron que todos se sintieran incómodos.
C1 noun /ˈkɜːrfjuː/

curfew

toque de queda
Meaning
a rule requiring people to stay indoors after a certain time, usually at night
Example
The city imposed a curfew during the unrest.
La ciudad impuso un toque de queda durante los disturbios.
C2 noun /ˈkæriən/

carrion

carroña
Meaning
the decaying flesh of dead animals
Example
Vultures feed on carrion left in the fields.
Los buitres se alimentan de la carroña que queda en los campos.
B1 adjective ˈkruː.ʃəl

crucial

crucial
Meaning
Decisive or critical, especially in the success or failure of something.
Example
Fault-tolerance is crucial for reliability.
La tolerancia a fallos es crucial para la fiabilidad.
A2 noun kɒsts

Costs

costos
Meaning
An amount that has to be paid or spent to buy or obtain something.
Example
Reducing costs improves profit margins.
Reducir los costos mejora los márgenes de ganancia.
B2 noun /ˈkaʊn.tər/

counter

mostrador
Meaning
a flat surface in a shop, bank, or kitchen where transactions or work are done
Example
The cashier stood behind the counter.
El cajero estaba detrás del mostrador.
B1 noun ˈkeɪ.bəl

cable

cable
Meaning
A thick rope of wire or nonmetallic fiber, typically used for construction, mooring ships, or transmitting electricity or telecommunication signals.
Example
The cable connects countries across continents.
El cable conecta países a través de continentes.
C2 noun /ˈkɔːrnɪs/

cornice

cornisa
Meaning
an ornamental molding around the wall of a room just below the ceiling
Example
The elegant cornice added a classical touch to the living room.
La elegante cornisa añadió un toque clásico a la sala de estar.
B2 noun /kəˈθɒlɪsɪzəm/

catholicism

catolicismo
Meaning
The faith, practice, and church order of the Roman Catholic Church.
Example
Catholicism has a long history and rich traditions.
El catolicismo tiene una larga historia y ricas tradiciones.
A2 adjective /ˈkruːəl/

cruel

cruel
Meaning
Willfully causing pain or suffering to others, or feeling no concern about it.
Example
It was cruel to make fun of the injured boy.
Fue cruel burlarse del niño herido.
C1 noun /kəˈluːʒən/

collusion

colusión
Meaning
A secret agreement or cooperation, especially for an illegal or dishonest purpose.
Example
There was evidence of collusion between the officials and the contractors.
Había evidencia de colusión entre los funcionarios y los contratistas.
A1 noun /tʃeər/

Chair

silla
Meaning
a separate seat for one person, typically with a back and four legs
Example
Please sit on the chair.
Por favor siéntate en la silla.
C2 adjective /ˈsɪlieɪtɪd/

ciliated

con cilios
Meaning
Having minute hairlike projections (cilia) on the surface of cells or organisms.
Example
The ciliated cells in the respiratory tract help move mucus out of the lungs.
Las células ciliadas en el tracto respiratorio ayudan a mover el moco fuera de los pulmones.
C1 noun /kənˈfɛdərəsi/

confederacy

confederación
Meaning
a group of states, people, or organizations united for a common purpose
Example
The southern states formed a confederacy during the civil war.
Los estados del sur formaron una confederación durante la guerra civil.
C1 verb /kənˈtɛkstʃuəlaɪz/

contextualize

contextualizar
Meaning
to place something in a context or interpret it in relation to its surroundings
Example
The teacher contextualized the historical event to make it more relevant for students.
El maestro contextualizó el evento histórico para hacerlo más relevante para los estudiantes.
B1 noun ˈkɒnsept

concept

concepto
Meaning
An abstract idea or general notion
Example
The concept of chasing two rabbits teaches focus.
El concepto de perseguir dos conejos enseña enfoque.
C2 verb /ʧeɪf/

chafe

rozar
Meaning
To make or become sore by rubbing; to feel irritation or impatience.
Example
The tight shoes began to chafe his heels.
Los zapatos apretados empezaron a rozar sus talones.
A2 noun /ˈkæb.ɪdʒ/

Cabbage

col
Meaning
a cultivated plant eaten as a vegetable, having thick green or purple leaves surrounding a spherical heart
Example
She chopped the fresh cabbage to make coleslaw for dinner.
Ella cortó el repollo fresco para hacer ensalada de col para la cena.
C1 noun /ˈkɒlərə/

cholera

cólera
Meaning
An infectious disease of the small intestine causing severe vomiting and diarrhea.
Example
The village suffered an outbreak of cholera after the flood.
La aldea sufrió un brote de cólera tras la inundación.
B1 adjective /kənˈvɪnst/

convinced

convencido
Meaning
completely certain or sure about something
Example
She was convinced that he was telling the truth.
Ella estaba convencida de que él estaba diciendo la verdad.
B2 verb, noun /kəˈmjuːt/

commute

desplazamiento
Meaning
Verb: to travel regularly between home and work; Noun: the journey to and from work.
Example
He commutes two hours every day to reach his office.
Él se desplaza dos horas cada día para llegar a su oficina.