coop
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
C1 noun /kuːp/

coop

un pequeño corral o jaula para gallinas u otras aves
Meaning
a small enclosure or cage for chickens or other birds
Example
The farmer checked the chickens in the coop every morning.
El granjero revisaba las gallinas en el corral todas las mañanas.
C1 verb /ˈkʌn.dʒər/

conjure

conjurar
Meaning
to summon something as if by magic; to imagine vividly
Example
The magician conjured a rabbit out of the hat.
El mago conjuró un conejo de su sombrero.
C1 verb /ˈkæptɪveɪt/

captivate

cautivar, atraer
Meaning
to attract and hold the interest of; to charm or fascinate
Example
Her beautiful voice captivated the audience.
Su hermosa voz cautivó a la audiencia.
C1 verb /kənˈfleɪt/

conflate

fusionar / combinar
Meaning
To combine two or more things, often confusingly, into one.
Example
The article tends to conflate facts with opinions.
El artículo tiende a fusionar los hechos con las opiniones.
C1 noun /ˈkoʊmə/

coma

coma
Meaning
A deep state of prolonged unconsciousness caused by illness or injury.
Example
The patient remained in a coma for several weeks.
El paciente permaneció en coma durante varias semanas.
C1 verb /kəmˈprɛs/

compress

comprimir
Meaning
to press or squeeze something so that it becomes smaller
Example
The file was compressed to save storage space.
El archivo fue comprimido para ahorrar espacio de almacenamiento.
C1 verb /kənˈvɜːrdʒ/

converge

converger
Meaning
to come together from different directions; to meet at a point
Example
The roads converge at the city center.
Las carreteras convergen en el centro de la ciudad.
C1 adjective, noun /ˈkɔːrpərəl/

corporal

corporal
Meaning
relating to the body; a low-ranking officer in the military
Example
He suffered a corporal punishment for his mistake.
Él sufrió un castigo corporal por su error.
C1 noun /ˈkjuːmɪn/

Cumin

comino
Meaning
A spice made from the dried seeds of a plant in the parsley family, with a warm earthy flavor
Example
Cumin is an essential spice in Indian and Middle Eastern cooking.
El comino es una especia esencial en la cocina india y del Medio Oriente.
C1 noun/adjective /klɛft/

cleft

grieta
Meaning
a split or crack; a space or opening made by cleavage
Example
The goat disappeared into a cleft in the rocks.
La cabra desapareció en una grieta en las rocas.
C1 noun /ˌkɒnstəˈneɪʃən/

consternation

consternación
Meaning
A feeling of anxiety, dismay, or confusion, often caused by something unexpected.
Example
The sudden announcement caused widespread consternation among the employees.
El anuncio repentino causó una consternación generalizada entre los empleados
C1 adverb /ˈkɔːrdiəli/

Cordially

cordialmente
Meaning
in a warm and friendly manner; sincerely
Example
You are cordially invited to our wedding ceremony.
Estás cordialmente invitado a nuestra ceremonia de boda.
C1 adjective /kəmˈpleɪsənt/

complacent

complaciente
Meaning
showing self-satisfaction and a lack of concern about potential dangers or problems
Example
The team grew complacent after a few victories and stopped practicing hard.
El equipo se volvió complaciente después de unas victorias y dejó de practicar duro.
C1 noun /kəˈlɪɡrəfi/

calligraphy

el arte de la escritura hermosa y decorativa
Meaning
The art of beautiful and decorative handwriting.
Example
She took a course to improve her calligraphy skills.
Ella tomó un curso para mejorar sus habilidades en caligrafía.
C1 adjective/noun /ˈkɜːrsɪv/

cursive

letra cursiva
Meaning
Written with characters joined together in a flowing manner.
Example
The teacher asked students to write the essay in cursive handwriting.
El maestro pidió a los estudiantes que escribieran el ensayo con letra cursiva.
C1 noun /ˈsɪ.nɪk/

Cynic

cínico; persona escéptica
Meaning
a person who believes that people are motivated purely by self-interest; someone who is skeptical about human nature
Example
The old cynic believed that politicians only cared about getting votes.
El viejo cínico creía que los políticos solo se preocupaban por conseguir votos.
C1 adjective /ˈkæn.dɪd/

Candid

sincero; franco; honesto
Meaning
truthful and straightforward; frank and honest in expression
Example
I appreciate your candid opinion about the project.
Aprecio tu opinión sincera sobre el proyecto.
C1 noun /ˈkæn.ə.pi/

canopy

la capa superior de un bosque formada por las copas de los árboles; cobertura superior
Meaning
The upper layer of a forest formed by the crowns of trees; overhead cover.
Example
The rainforest canopy provides shelter to many birds and insects.
El dosel del bosque tropical proporciona refugio a muchas aves e insectos.
C1 noun ˌkɒn.əˈteɪ.ʃən

connotation

significado implícito o sugerido
Meaning
The implied or suggested meaning of a word beyond its literal definition
Example
The word 'home' has a warm connotation of comfort and family.
La palabra 'hogar' tiene una connotación cálida de comodidad y familia
C1 noun /ˈsɛntɪˌliːtər/

centiliter

centilitro
Meaning
A metric unit of capacity equal to one hundredth of a liter.
Example
The recipe calls for 20 centiliters of milk.
La receta requiere 20 centilitros de leche.
C1 verb /ˈkɒnsɪkreɪt/

consecrate

consagrar
Meaning
to make something sacred, usually through a religious ceremony
Example
The church was consecrated by the bishop.
La iglesia fue consagrada por el obispo.
C1 noun /kɑːrˈtɒɡrəfi/

cartography

cartografía
Meaning
The science or practice of drawing maps.
Example
She studied cartography at university to learn how to design maps.
Estudió cartografía en la universidad para aprender a diseñar mapas.
C1 verb /tʃaɪd/

chide

reprender
Meaning
to scold or rebuke; to express disapproval
Example
The teacher chided the student for being late.
El profesor reprendió al estudiante por llegar tarde.
C1 noun /ˈtʃʌk.əl/

Chuckle

risa suave
Meaning
a quiet or suppressed laugh; to laugh quietly or with amusement
Example
He gave a soft chuckle when he heard the funny joke.
Él dio una suave risa cuando escuchó el chiste divertido.
C1 phrase ˌkæt.əˈɡɒr.ɪ.kəl.i rɪˈfjuː.tɪd

categorically refuted

totalmente refutado
Meaning
Completely and absolutely denied or disproved.
Example
The claims were categorically refuted by officials.
Las afirmaciones fueron categóricamente refutadas por los funcionarios.
C1 adjective /kənˈtɛmptʃuəs/

contemptuous

despectivo, desdeñoso
Meaning
showing or expressing contempt; scornful
Example
She gave him a contemptuous glance.
Ella le dio una mirada desdeñosa.
C1 adjective /kɜːrt/

curt

ríspido
Meaning
Rudely brief in speech or manner.
Example
His curt reply made everyone uncomfortable.
Su respuesta ríspida hizo que todos se sintieran incómodos.
C1 noun /ˌklɔːstrəˈfəʊbiə/

claustrophobia

claustrofobia
Meaning
an extreme or irrational fear of being in confined spaces
Example
He avoids elevators because of his claustrophobia.
Él evita los ascensores debido a su claustrofobia.
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 /kənˈdəʊn/

condone

condonar
Meaning
To accept or allow behavior that is morally wrong or offensive.
Example
The manager refused to condone harassment in the workplace.
El gerente se negó a condonar el acoso en el lugar de trabajo.
C1 adjective /ˌser.ɪˈmoʊ.ni.əl/

Ceremonial

ceremonial
Meaning
relating to or used in ceremonies; formal and ritualistic
Example
The ceremonial dress was worn during the royal wedding.
El vestido ceremonial se usó durante la boda real.
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.
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.
C1 noun kənˈfɔː.mə.ti

conformity

conformidad, obediencia, cumplimiento
Meaning
Compliance with standards, rules, or laws. Behavior in accordance with socially accepted conventions.
Example
Strict conformity to the rules ensures order in society.
La estricta conformidad con las reglas asegura el orden en la sociedad.
C1 verb /ˈkrʌmpəl/

crumple

arrugar
Meaning
to crush something into folds or wrinkles
Example
He crumpled the paper and threw it in the bin.
Él arrugó el papel y lo tiró a la papelera.
C1 noun /krʌks/

crux

el núcleo
Meaning
the most important or decisive point of an issue
Example
The crux of the problem lies in poor communication.
El núcleo del problema radica en la mala comunicación.
C1 adjective /kənˈsɜːrtɪd/

concerted

concertado
Meaning
done with great effort, planned and performed together by multiple people
Example
The workers made a concerted effort to improve conditions.
Los trabajadores hicieron un esfuerzo concertado para mejorar las condiciones.
C1 adjective kənˈten.ʃəs

contentious

controvertido
Meaning
Causing or likely to cause an argument; controversial.
Example
The contentious issue divided global leaders.
El tema controvertido dividió a los líderes globales.
C1 verb/noun /ˈkrɒn.ɪ.kəl/

chronicle

registrar eventos en el orden en que ocurrieron
Meaning
To record events in the order in which they happened; a written record of historical events.
Example
She decided to chronicle her journey through a blog.
Ella decidió cronometrar su viaje a través de un blog.
C1 noun /kənˈtɛndər/

contender

competidor, pretendiente
Meaning
a person or team competing for a title or prize
Example
She is a strong contender for the mayoral position.
Ella es una fuerte contendiente para el cargo de alcaldesa.
C1 noun /krʌˈsteɪʃən/

crustacean

animal acuático con caparazón duro
Meaning
an aquatic animal with a hard shell, such as crabs, lobsters, and shrimps
Example
Crabs and lobsters are well-known crustaceans.
Los cangrejos y langostas son conocidos crustáceos.
C1 noun /ˈkrɒkəri/

crockery

vajilla
Meaning
Dishes, plates, cups, and other items made of earthenware or china.
Example
The hotel provided clean crockery for the guests.
El hotel proporcionó vajilla limpia para los huéspedes.
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.
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.
C1 noun /ˌkɒnfləˈɡreɪʃən/

conflagaration

error ortográfico (de 'conflagration')
Meaning
This is a common misspelling of 'conflagration', which means a large, destructive fire.
Example
The term 'conflagaration' is often incorrectly used instead of 'conflagration'.
El término 'conflagaration' se usa a menudo incorrectamente en lugar de 'conflagration'.
C1 verb /kəˈleɪt/

collate

compilar
Meaning
to collect, arrange, and combine in order
Example
The secretary collated the reports before the meeting.
La secretaria recopiló los informes antes de la reunión.
C1 verb /kriːk/

creak

hacer un ruido chirriante o agudo
Meaning
to make a high-pitched, squeaking noise when moved
Example
The old door creaked as she opened it.
La puerta vieja crujió cuando la abrió.
C1 noun /kɔːr/

corps

rama del ejército, grupo
Meaning
a branch of the military or a group organized for a specific purpose
Example
He joined the army corps after graduation.
Se unió al cuerpo del ejército después de graduarse.
C1 noun /ˈkaʊn.tə.nəns/

countenance

rostro, expresión; apoyo
Meaning
a person's face or expression; support or approval
Example
Her cheerful countenance brightened the room.
Su rostro alegre iluminó la habitación.
C1 noun /klaʊt/

clout

influencia
Meaning
influence or power, especially in politics or business
Example
The businessman has a lot of political clout.
El hombre de negocios tiene mucha influencia política.
C1 noun kənˈsɔː.ti.əm

consortium

consorcio
Meaning
An association of several companies or organizations formed to undertake an enterprise beyond the resources of any one member.
Example
The consortium worked collaboratively to build the cable.
El consorcio trabajó de manera colaborativa para construir el cable.
C1 noun /kəmˈpʌl.ʃən/

Compulsion

compulsión; coacción;
Meaning
the action or state of forcing or being forced to do something; an irresistible urge to behave in a certain way
Example
He felt a strong compulsion to check his phone every few minutes.
Sintió una fuerte compulsión de revisar su teléfono cada pocos minutos.
C1 adjective ˈkɒn.və.luː.tɪd

convoluted

complicado
Meaning
Extremely complex and difficult to follow; twisted or intricate.
Example
His argument was so convoluted that no one understood it.
Su argumento era tan complicado que nadie lo entendió.
C1 noun /ˈkruːsɪbəl/

crucible

prueba severa, recipiente para fundir sustancias
Meaning
a severe test or trial; a container used for heating substances to very high temperatures
Example
The team emerged stronger from the crucible of competition.
El equipo salió más fuerte del crisol de la competencia.
C1 noun /ˈkʌntrɪmən/

countryman

compatriota
Meaning
a person from one's own country or rural area
Example
He was proud to meet a fellow countryman at the international conference.
Se sintió orgulloso de conocer a un compatriota en la conferencia internacional.
C1 noun /kɑːrˈtɒɡrəfər/

cartographer

cartógrafo
Meaning
A person who makes maps.
Example
The cartographer carefully drew the map of the new territory.
El cartógrafo dibujó cuidadosamente el mapa del nuevo territorio.
C1 adjective /ˈkɔːrəl/

choral

relacionado con el coro
Meaning
Relating to, written for, or performed by a choir or chorus.
Example
The church hosted a choral performance on Sunday.
La iglesia organizó una actuación coral el domingo.
C1 noun /kənˈvʌl.ʃən/

convulsion

convulsión
Meaning
a sudden, violent, involuntary contraction of muscles; a seizure
Example
The medicine helped prevent convulsions in children.
El medicamento ayudó a prevenir las convulsiones en los niños.
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.
C1 verb /kənˈsaɪn/

consign

consignar
Meaning
to deliver something to a person or place, often for selling or safekeeping
Example
He consigned the package to the shipping company.
Él consignó el paquete a la compañía de envíos.
C1 noun /ˌkɔːriˈɒɡrəfi/

choreography

coreografía
Meaning
The art of designing and arranging dances and movements.
Example
The choreography of the ballet was breathtaking.
La coreografía del ballet fue impresionante.
C1 noun /krɛst/

crest

cima
Meaning
the top of a hill, wave, or mountain; a symbol of identity
Example
The hikers reached the crest of the mountain at sunrise.
Los excursionistas llegaron a la cima de la montaña al amanecer.
C1 adjective /kənˈtɪn.ju.əl/

Continual

continuo; ininterrumpido;
Meaning
happening repeatedly over a long period of time; constant and uninterrupted
Example
The continual noise from the construction site was very annoying.
El ruido continuo del sitio de construcción era muy molesto.
C1 adjective /ˈkɒz.mɪk/

cosmic

cósmico, vasto
Meaning
relating to the universe or cosmos; vast
Example
Astronomers study cosmic phenomena to understand the universe.
Los astrónomos estudian fenómenos cósmicos para entender el universo.
C1 noun sɜːrˈkeɪdiən ˈrɪðəm

circadian rhythm

ritmo circadiano
Meaning
The body's natural sleep-wake cycle that occurs within 24 hours
Example
Exposure to natural light regulates the circadian rhythm.
La exposición a la luz natural regula el ritmo circadiano.
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 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.
C1 noun /kənˈfɔːrməns/

conformance

conformidad
Meaning
The act of conforming to a rule, standard, or law.
Example
The product was tested for conformance with safety standards.
El producto fue probado para su conformidad con los estándares de seguridad.
C1 noun /ˈtʃæplɪn/

chaplain

capellán
Meaning
A member of the clergy attached to a private chapel, institution, hospital, or military unit.
Example
The army chaplain offered prayers before the battle.
El capellán del ejército ofreció oraciones antes de la batalla.
C1 noun /ˈkʌn.stə.bəl/

constable

agente
Meaning
a police officer of the lowest rank
Example
The constable directed traffic at the busy intersection.
El agente dirigió el tráfico en la intersección concurrida.
C1 adjective /ˈkʌlpəbl̩/

culpable

culpable
Meaning
deserving blame or responsibility for a wrongdoing
Example
The judge found him culpable for the accident.
El juez lo consideró culpable del accidente.
C1 noun /kənˈtɪnjuəm/

continuum

continuo
Meaning
A continuous sequence in which adjacent elements are not perceptibly different from each other, but the extremes are quite distinct.
Example
Life and death are often seen as part of the same continuum.
La vida y la muerte a menudo se ven como parte del mismo continuo.
C1 noun /ˈkɒb.lər/

Cobbler

zapatero
Meaning
a person who repairs shoes and other leather goods
Example
The cobbler fixed my broken shoes perfectly.
El zapatero arregló mis zapatos rotos perfectamente.
C1 noun /ˈkroʊniˌɪzəm/

cronyism

clientelismo
Meaning
The practice of favoring friends or associates, especially in political appointments or business deals.
Example
The company was accused of cronyism in hiring practices.
La empresa fue acusada de clientelismo en las prácticas de contratación.
C1 adjective ˈkɒn.təm.plə.tɪv

contemplative

reflexivo o pensativo
Meaning
Expressing or involving prolonged thought; meditative and reflective.
Example
He spent a contemplative evening reflecting on his decisions.
Él pasó una tarde contemplativa reflexionando sobre sus decisiones.
C1 adjective ˈklaɪ.mət rɪˈzɪl.i.ənt

climate-resilient

resistente al clima
Meaning
Able to cope with the adverse effects of climate change; sustainable and adaptable.
Example
Climate-resilient crops can survive extreme weather conditions.
Los cultivos resistentes al clima pueden sobrevivir a condiciones meteorológicas extremas.
C1 adjective /ˈkæni/

canny

astuto
Meaning
Having good judgment, especially in business or practical matters; shrewd.
Example
She made a canny investment in real estate.
Ella hizo una inversión astuta en bienes raíces.
C1 noun, adjective /ˈsɛntənəri/ or /sɛnˈtɛnəri/

centenary

centenario
Meaning
The hundredth anniversary of a significant event; relating to a period of 100 years.
Example
The school celebrated its centenary with a grand event.
La escuela celebró su centenario con un gran evento.
C1 adjective /ˌkævəˈlɪər/

cavalier

despreocupado
Meaning
showing a lack of proper concern; dismissive or offhand
Example
He had a cavalier attitude toward safety regulations.
Tenía una actitud despreocupada hacia las normas de seguridad.
C1 noun /ˈkɑːrtɪlɪdʒ/

cartilage

cartílago
Meaning
A firm, flexible connective tissue found in various parts of the body such as joints, ear, and nose.
Example
The doctor explained that the injury damaged the cartilage in his knee.
El médico explicó que la lesión dañó el cartílago de su rodilla.
C1 adjective /ˈkɔː.stɪk/

caustic

caústico, mordaz
Meaning
able to burn or corrode by chemical action; severely sarcastic
Example
Her caustic remarks hurt his feelings.
Sus comentarios caústicos hirieron sus sentimientos.
C1 noun kɒɡˈnɪʃ.ən

cognition

cognición
Meaning
The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.
Example
Cognition plays a key role in learning.
La cognición juega un papel clave en el aprendizaje.
C1 noun /kəˈmændər ɪn tʃiːf/

Commander-in-chief

comandante en jefe
Meaning
the supreme leader of a nation's armed forces
Example
The president serves as the commander-in-chief of the military.
El presidente actúa como el comandante en jefe de las fuerzas armadas.
C1 noun /tʃæmp/

champ

campeón / ganador
Meaning
an informal word for champion or winner.
Example
He is the new champ of the boxing tournament.
Él es el nuevo campeón del torneo de boxeo.
C1 noun /ˈkʌˈs.tə.di/

Custody

custodia; detención; tutela
Meaning
the protective care or guardianship of someone or something; imprisonment or detention
Example
After the divorce, they shared custody of their children equally.
Después del divorcio, compartieron la custodia de sus hijos por igual.
C1 noun /ˌkɒndʒʊˈɡeɪʃən/

conjugation

conjugación
Meaning
the variation of the form of a verb to indicate tense, person, and number
Example
French verbs have complex conjugations.
Los verbos franceses tienen conjugaciones complejas.
C1 noun /kəˈloʊkwiəˌlɪzəm/

colloquialism

coloquialismo
Meaning
a word or phrase used in informal speech or writing
Example
The novel is full of regional colloquialisms.
La novela está llena de coloquialismos regionales.
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.
C1 adjective /ˌkætəˈɡɒrɪkəl/

categorical

categórico
Meaning
Absolute and without exception; expressed clearly and directly.
Example
She gave a categorical denial of the allegations.
Ella dio una negación categórica de las acusaciones.
C1 noun /koʊlt/

Colt

potro
Meaning
a young male horse, especially one under four years old
Example
The farmer trained the young colt to accept a saddle.
El granjero entrenó al joven potro para aceptar una silla de montar.
C1 noun /ˈklæmər/

clamor

alboroto
Meaning
a loud and confused noise, especially of people shouting insistently
Example
The clamor of the protesting crowd filled the square.
El alboroto de la multitud que protestaba llenó la plaza.
C1 verb ˌsɝː.kəmˈvent

circumvent

evitar hábilmente o encontrar una manera de eludir obstáculos o reglas
Meaning
To cleverly avoid or find a way around obstacles or rules.
Example
He tried to circumvent the security system.
Él intentó eludir el sistema de seguridad.
C1 adjective /ˈkælkjʊleɪtɪŋ/

calculating

calculador
Meaning
acting in a scheming and ruthlessly determined way
Example
He had a cold and calculating approach to business.
Tenía un enfoque frío y calculador hacia los negocios.
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.
C1 verb /ˈkʌvət/

covet

codiciar
Meaning
to desire something belonging to someone else
Example
He coveted his neighbor's new car.
Él codició el coche nuevo de su vecino.
C1 adjective /kəˈnɒnɪkəl/

canonical

canónico / aceptado
Meaning
Conforming to a general rule or accepted standard; officially recognized.
Example
Shakespeare’s works are considered canonical in English literature.
Las obras de Shakespeare se consideran canónicas en la literatura inglesa.
C1 noun /ˈʃɪvəlri/

chivalry

caballerosidad
Meaning
The medieval knightly system with its moral, social, and religious code; courteous behavior, especially toward women.
Example
The knight lived by the code of chivalry.
El caballero vivía según el código de la caballería.
C1 verb /kənˈstruː/

construe

interpretar
Meaning
to interpret or understand the meaning of something in a particular way
Example
His words could be construed as a threat.
Sus palabras podrían interpretarse como una amenaza.
C1 noun ˈkætəlɪst

catalyst

catalizador
Meaning
A person or thing that precipitates an event or change.
Example
His speech acted as a catalyst for change in the community.
Su discurso actuó como un catalizador para el cambio en la comunidad.
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.
C1 verb /ˈkɒr.ə.leɪt/

correlate

establecer una relación
Meaning
To have a mutual relationship or connection; to establish a relationship between two or more things.
Example
Researchers found that diet and mental health correlate strongly.
Los investigadores descubrieron que la dieta y la salud mental se correlacionan fuertemente.
C1 noun /ˈsɪtəˌdɛl/

citadel

ciudadela
Meaning
A fortress protecting or dominating a city.
Example
The ancient citadel stood guard over the town for centuries.
La antigua ciudadela protegía la ciudad durante siglos.
C1 noun /ˈkleɪmənt/

claimant

reclamante
Meaning
a person who makes a claim, especially in a legal or financial context
Example
The claimant filed for compensation after the accident.
El reclamante presentó una solicitud de compensación después del accidente.
C1 noun /ˈkeɪ.sɪŋ/

Casing

cobertura; carcasa
Meaning
a cover or shell that protects or encloses something
Example
The mechanic removed the engine casing to examine the internal parts.
El mecánico quitó la carcasa del motor para examinar las piezas internas.
C1 noun kəˈmɑːnd ɪˈkɒn.ə.mi

command economy

economía planificada
Meaning
An economic system where economic activities are controlled by the government.
Example
In a command economy, the government controls production and prices.
En una economía planificada, el gobierno controla la producción y los precios.
C1 verb /ˈsɪvɪlaɪz/

civilize

civilizar
Meaning
to bring a society or group to a more developed, organized, or socially acceptable state; to educate and refine behavior
Example
Education can help civilize communities by promoting shared values and respect.
La educación puede ayudar a civilizar a las comunidades promoviendo valores compartidos y respeto.
C1 noun /kənˈtɛnʃən/

contention

contienda, desacuerdo
Meaning
heated disagreement or argument; a point asserted in debate
Example
The main contention between the two parties was over tax reform.
La principal contienda entre las dos partes fue sobre la reforma fiscal.
C1 verb /kəˈmɛmɔˌreɪt/

commemorate

conmemorar
Meaning
To honor and remember someone or something through a ceremony or action.
Example
The statue was built to commemorate the fallen heroes.
La estatua fue construida para conmemorar a los héroes caídos.
C1 noun /kənˈstɪtʃuənsi/

constituency

circunscripción
Meaning
A geographical area whose residents elect a representative to a legislative body.
Example
She campaigned tirelessly across her constituency.
Hizo campaña incansablemente por su circunscripción.
C1 adjective /ˈkɔːrdiəl/

Cordial

cordial; sincero; afectuoso
Meaning
warmly friendly; sincere; heartfelt
Example
She gave us a cordial welcome at the front door.
Nos dio una cordial bienvenida en la puerta principal.
C1 noun kənˌsɒl.ɪˈdeɪ.ʃən

Consolidation

consolidación de la memoria
Meaning
The process of converting newly learned information into long-term memory
Example
Sleep plays a key role in memory consolidation.
El sueño juega un papel clave en la consolidación de la memoria.
C1 noun /kliːk/

clique

clique
Meaning
a small, exclusive group of people
Example
The students formed a clique that excluded others.
Los estudiantes formaron una clique que excluía a los demás.
C1 adjective, verb, noun /ˈkaʊntərfɪt/

counterfeit

falsificado
Meaning
made to look like something genuine in order to deceive
Example
The police seized a batch of counterfeit currency.
La policía confiscó un lote de billetes falsificados.
C1 verb /ˈkætəˌlaɪz/

catalyze

catalizar
Meaning
To cause or accelerate a reaction or change.
Example
The new law catalyzed reforms across the sector.
La nueva ley catalizó reformas en todo el sector.
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.
C1 verb /klæsp/

clasp

agarrar / broche
Meaning
to grasp or hold tightly; also a device for fastening
Example
She clasped her hands together in prayer.
Ella entrelazó sus manos en oración.
C1 verb, noun /klɑːɡ/

clog

obstruir / zapato de madera
Meaning
to block or become blocked; a type of heavy wooden shoe
Example
The sink was clogged with food waste.
El fregadero estaba obstruido con desperdicios de comida.
C1 adjective /kənˈstreɪnd/

constrained

limitado, forzado
Meaning
appearing forced, unnatural, or restricted
Example
He gave a constrained smile during the awkward meeting.
Él dio una sonrisa forzada durante la reunión incómoda.
C1 noun ˈkeɪ.dəns

cadence

ritmo de habla con subida y bajada de tono
Meaning
The rhythm and flow of speech with rise and fall in tone.
Example
His speech had a natural cadence that captivated the audience.
Su discurso tenía una cadencia natural que cautivó a la audiencia.
C1 adjective /ˌkætəˈklɪzmɪk/

cataclysmic

catastrófico
Meaning
Relating to or denoting a violent natural event or upheaval.
Example
The war had cataclysmic effects on the nation's economy.
La guerra tuvo efectos catastróficos en la economía del país.
C1 adjective ˌkɑːr.sɪ.nəˈdʒen.ɪk

carcinogenic

carcinógeno
Meaning
Having the potential to cause cancer in living tissue.
Example
Processed meat contains carcinogenic compounds.
La carne procesada contiene compuestos carcinógenos.