violator
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C1 noun /ˈvaɪəˌleɪtər/

violator

infractor
Meaning
A person who breaks or disregards a law, rule, or agreement.
Example
The police caught the traffic violator at the intersection.
La policía atrapó al infractor de tráfico en la intersección.
C1 adjective /ˌɪnsərˈmaʊntəbl/

insurmountable

insuperable
Meaning
Too great to be overcome.
Example
The explorers faced insurmountable odds in the desert.
Los exploradores enfrentaron obstáculos insuperables en el desierto.
C1 verb əˈnaɪ.ə.leɪt

annihilate

aniquilar
Meaning
Destroy utterly; obliterate; reduce to nothing.
Example
The explosion annihilated the entire village.
La explosión aniquiló toda la aldea.
C1 noun /ˈsteɪ.ʃən.ər/

Stationer

papelería
Meaning
a person who sells paper, pens, pencils, and other office supplies
Example
The stationer recommended the best pens for writing exams.
El estacionista recomendó los mejores bolígrafos para los exámenes.
C1 noun /ˌmæn.ɪ.fɛsˈteɪ.ʃən/

manifestation

manifestación
Meaning
A visible form or expression of an idea, concept, or feeling; the action of displaying or showing.
Example
His generosity was a manifestation of his kind nature.
Su generosidad fue una manifestación de su naturaleza amable.
C1 adjective /ˌʌnbɪˈkʌmɪŋ/

unbecoming

inadecuado
Meaning
Not proper or appropriate for a person; unsuitable.
Example
His rude behavior was unbecoming of a leader.
Su comportamiento grosero era inadecuado para un líder.
C1 noun /ˌɪnˈdɪsəplɪn/

indiscipline

indisciplina
Meaning
lack of discipline or self-control; failure to obey rules or maintain order
Example
Indiscipline among the students disrupted the learning environment.
La indisciplina entre los estudiantes interrumpió el ambiente de aprendizaje.
C1 adjective /flæmˈbɔɪənt/

flamboyant

llamativo, colorido o confiado
Meaning
showy, strikingly bold or colorful; confident and lively
Example
His flamboyant style drew everyone's attention at the party.
Su estilo llamativo atrajo la atención de todos en la fiesta.
C1 adverb /ˈvælɪdli/

validly

válidamente
Meaning
in a legally, logically, or officially acceptable manner
Example
The contract was validly signed by both parties.
El contrato fue firmado válidamente por ambas partes.
C1 phrase ˈiː.kəʊˌsɪs.təm kəˈlæps

ecosystem collapse

colapso del ecosistema
Meaning
The complete breakdown of an ecological system, resulting in the inability to maintain its structure and function.
Example
Unchecked deforestation can lead to ecosystem collapse.
La deforestación incontrolada puede llevar al colapso del ecosistema.
C1 noun /ədˈhɪə.rəns/

adherence

cumplimiento
Meaning
The practice of following or keeping to a rule, standard, or belief.
Example
Adherence to rules is crucial in any organization.
El cumplimiento de las reglas es crucial en cualquier organización.
C1 adjective /maɪˈkroʊ.bi.əl/

microbial

microbiano
Meaning
Related to bacteria, fungi, and other microscopic organisms.
Example
Microbial activity in the soil improves fertility.
La actividad microbiana en el suelo mejora la fertilidad.
C1 noun /ˈɡuːs.bʌmps/

goosebumps

piel de gallina
Meaning
small raised bumps on the skin caused by cold, fear, or excitement
Example
The horror movie gave me goosebumps.
La película de terror me dio piel de gallina.
C1 noun /ˈænti ˈeəkræft ɡʌn/

Anti-aircraft-gun

cañón antiaéreo
Meaning
a weapon designed to attack aircraft from the ground
Example
The anti-aircraft gun was positioned to defend the military base.
El cañón antiaéreo estaba posicionado para defender la base militar.
C1 adjective /ˈwɪl.fəl/

Wilful

terco; intencional
Meaning
deliberately stubborn; done on purpose; intentional
Example
His wilful disobedience led to punishment.
Su desobediencia deliberada lo llevó a un castigo.
C1 noun ˈælərdʒən

allergen

sustancia que causa una reacción alérgica
Meaning
A substance that causes an allergic reaction.
Example
Pollen is a common allergen that affects many people.
El polen es un alérgeno común que afecta a muchas personas.
C1 noun /hɒˈstɪləti/

hostility

hostilidad
Meaning
hostile behavior; unfriendliness or opposition
Example
The negotiations ended in an atmosphere of hostility.
Las negociaciones terminaron en un ambiente de hostilidad.
C1 adjective /ˌwɛlˈbrɛd/

well-bred

bien educado
Meaning
Having or showing good manners; properly raised.
Example
She is a well-bred young lady with excellent manners.
Ella es una joven bien educada con excelentes modales.
C1 adjective /ˈtækt.ləs/

tactless

insensato
Meaning
showing a lack of sensitivity in dealing with others
Example
His tactless remark embarrassed everyone at the meeting.
Su comentario insensato avergonzó a todos en la reunión.
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 adjective /ˈtɪərfəl/

Tearful

lloroso; inclinado a llorar
Meaning
expressing or showing sadness and sorrow; inclined to weep
Example
She gave a tearful goodbye to her friends at the airport.
Ella dio una despedida llorosa a sus amigos en el aeropuerto.
C1 verb /ˌriːˈsiːt/

reseat

reubicar
Meaning
to seat someone again or to fit something back into its place
Example
The usher had to reseat the guests after the interruption.
El acomodador tuvo que reubicar a los invitados después de la interrupción.
C1 adjective /ˈɡriːvəs/

grievous

grave
Meaning
Causing great pain, suffering, or sorrow.
Example
The accident was a grievous blow to the community.
El accidente fue un golpe grave para la comunidad.
C1 verb/adjective /dɪˈdʒɛnəreɪt/

degenerate

degenerar
Meaning
To decline or deteriorate in quality, character, or condition; or someone with low moral standards.
Example
The once thriving empire began to degenerate into chaos.
El imperio que una vez prosperó comenzó a degenerar en el caos.
C1 noun /rentʃ/

Wrench

llave inglesa
Meaning
a tool used for gripping and turning nuts, bolts, or pipes
Example
He used a wrench to tighten the bolt.
Usó una llave inglesa para apretar el perno.
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 adjective /ˈɪnfəməs/

infamous

infame
Meaning
well known for some bad quality or deed
Example
The dictator was infamous for his cruelty.
El dictador era infame por su crueldad.
C1 noun /ˈmaɪzər/

miser

miserable
Meaning
A person who hoards wealth and spends as little money as possible.
Example
The old miser refused to donate even a penny to charity.
El viejo miserable se negó a donar ni un céntimo a la caridad.
C1 noun /ˈpoʊʃən/

potion

poción
Meaning
a liquid with healing, magical, or poisonous properties
Example
The witch gave the hero a healing potion.
La bruja le dio al héroe una poción curativa.
C1 noun /ˈmæk.rəʊˌnjuː.tri.ənts/

macronutrients

macronutrientes
Meaning
Nutrients that are needed in large amounts to provide energy and building materials for the body, including carbohydrates, proteins, and fats.
Example
Proteins, fats, and carbohydrates are vital macronutrients.
Las proteínas, las grasas y los carbohidratos son macronutrientes vitales.
C1 verb /ˈɡræpəl/

grapple

luchar, pelear
Meaning
to struggle or wrestle with something, often a problem or opponent
Example
The company is grappling with financial difficulties.
La compañía está luchando con dificultades financieras.
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 /prəˈsiːdʒərəl/

procedural

procedimental
Meaning
Relating to an established or official way of doing something; concerned with procedure.
Example
The committee followed the procedural rules strictly.
El comité siguió estrictamente las reglas procedimentales.
C1 adjective /iːsˈθɛθɪkəl/

aesthetical

estético
Meaning
concerned with beauty or the appreciation of beauty; related to artistic taste or appearance
Example
The architect focused on the aesthetical balance of the building.
El arquitecto se centró en el equilibrio estético del edificio.
C1 adjective /məˈləʊ.di.əs/

Melodious

melodioso
Meaning
having a pleasant musical sound; tuneful
Example
Her melodious voice captivated the entire audience.
Su voz melodiosa cautivó a toda la audiencia.
C1 noun /ˈʌndərdɒɡ/

underdog

desvalido
Meaning
a competitor thought to have little chance of winning; a weaker party in a contest
Example
The underdog team surprised everyone by winning the championship.
El equipo desvalido sorprendió a todos al ganar el campeonato.
C1 verb pɚˈpɛtʃ.u.eɪt

perpetuate

mantener algo en funcionamiento continuo o mantenerlo durante mucho tiempo
Meaning
To keep something continuously running or maintain it for a long time.
Example
The media can sometimes perpetuate harmful stereotypes.
Los medios a veces pueden perpetuar estereotipos dañinos.
C1 noun /nɪˈɡeɪʃən/

negation

negación
Meaning
The act of denying something; the contradiction or absence of something.
Example
The theory is built on the negation of traditional beliefs.
La teoría se basa en la negación de las creencias tradicionales.
C1 adjective /ˌeɪ.bəlˈbɒd.id/

able-bodied

físicamente apto
Meaning
physically strong and healthy, not disabled
Example
The company is looking for able-bodied workers for the construction site.
La empresa está buscando trabajadores físicamente aptos para el sitio de construcción.
C1 verb /ˌʌndərˈsɛl/

undersell

vender a un precio más bajo
Meaning
to sell something at a lower price than competitors or to downplay the value of something
Example
The shop undersold its rivals by offering huge discounts.
La tienda vendió a sus rivales a un precio más bajo ofreciendo grandes descuentos.
C1 adjective /dɪˈraɪsɪv/

derisive

despectivo
Meaning
Expressing contempt or ridicule.
Example
She gave a derisive laugh at his attempt to sing.
Ella dio una risa despectiva ante su intento de cantar.
C1 noun fluˈɪd.ɪ.ti

fluidity

fluididez
Meaning
The ability of a substance to flow easily; smooth and graceful movement or style.
Example
The fluidity of the dancer's movements was mesmerizing.
La fluididez de los movimientos de la bailarina era hipnotizante.
C1 noun /ɪˈnæməl/

enamel

esmalte
Meaning
a hard, glossy substance used as a protective or decorative coating; the hard outer layer of teeth
Example
The dentist explained that enamel protects the teeth from decay.
El dentista explicó que el esmalte protege los dientes de la caries.
C1 adjective /ˈfaɪə.ri/

Fiery

ardiente; apasionado; temperamental
Meaning
burning; passionate; hot-tempered; showing strong emotion
Example
She has a fiery temper that flares up quickly.
Ella tiene un temperamento ardiente que se enciende rápidamente.
C1 adjective /ˈskrɪptʃərəl/

scriptural

escritural
Meaning
Relating to or contained in the scriptures or holy writings.
Example
The priest gave a scriptural reference during the sermon.
El sacerdote dio una referencia escritural durante el sermón.
C1 noun /ˌdʒenəˈræləti/

generality

generalidad
Meaning
A vague, non-specific statement or principle that applies broadly.
Example
The speech was full of generalities and lacked concrete details.
El discurso estaba lleno de generalidades y carecía de detalles concretos.
C1 noun /ˌtɛrəˈdæktɪl/

pterodactyl

reptil volador extinto
Meaning
An extinct flying reptile of the Jurassic period, with a long slender head and wings formed by a membrane stretching along the body.
Example
The museum displayed a fossil of a giant pterodactyl.
El museo exhibió un fósil de un pterodáctilo gigante.
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 noun /əˈpærəl/

apparel

ropa
Meaning
Clothing, especially formal or special clothes.
Example
The store specializes in wedding apparel.
La tienda se especializa en ropa de boda.
C1 adjective /dɪsˈkwaɪətɪŋ/

disquieting

perturbador
Meaning
Causing worry, unease, or anxiety.
Example
The news report was deeply disquieting to the public.
El informe de noticias fue profundamente perturbador para el público.
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 noun /prəˈvaɪzoʊ/

proviso

condición
Meaning
a condition or stipulation attached to an agreement
Example
He accepted the job offer with the proviso that he could work remotely twice a week.
Aceptó la oferta de trabajo con la condición de que podría trabajar de forma remota dos veces a la semana.
C1 noun /ˈsɑːɡə/

saga

gran historia
Meaning
A long story of heroic achievement, or a long, complex series of events.
Example
The company's rise and fall became a corporate saga.
El ascenso y la caída de la empresa se convirtió en una saga corporativa.
C1 adjective /ˈsɛm.ɪ.nəl/

seminal

felicidad
Meaning
Strongly influencing later developments; highly original and influential.
Example
His seminal book changed the course of modern philosophy.
No pudo ocultar su felicidad cuando recibió el premio.
C1 noun /prəˈpoʊnənt/

proponent

defensor, proponente
Meaning
a person who advocates for or supports a particular idea, cause, or plan
Example
She is a strong proponent of renewable energy.
Ella es una fuerte defensora de la energía renovable.
C1 adjective /ˈpriːmə/

prima

principal, excelente
Meaning
first or most important; excellent
Example
She was treated as the prima ballerina of the troupe.
Ella fue tratada como la prima bailarina del grupo.
C1 verb /ˈʃækəl/

shackle

esposar
Meaning
to chain or restrain; to restrict someone’s actions or freedom
Example
Outdated regulations shackle small businesses and slow innovation.
Las regulaciones anticuadas encadenan a las pequeñas empresas y ralentizan la innovación.
C1 verb /ɡrʌnt/

grunt

gruñir
Meaning
to make a low, rough sound, often when exerting effort or expressing annoyance
Example
He grunted as he lifted the heavy box.
Él gruñó mientras levantaba la caja pesada.
C1 noun /ˈmɒk.ər.i/

Mockery

burla; ridículo;
Meaning
teasing and contemptuous language or behavior; ridicule
Example
His speech was met with mockery from the audience.
Su discurso fue recibido con burla por la audiencia.
C1 verb /ɡeɪp/

gape

mirar con la boca abierta
Meaning
to stare with mouth wide open; to be wide open
Example
The crowd gaped at the amazing magic trick.
La multitud se quedó boquiabierta ante el asombroso truco de magia.
C1 adjective /ˌeɪˈmɔːrəl/

amoral

amoral
Meaning
Lacking a moral sense; unconcerned with rightness or wrongness of something.
Example
The character in the novel was portrayed as completely amoral.
El personaje en la novela fue retratado como completamente amoral.
C1 adjective ɛnˈdɛm.ɪk

endemic

endémico
Meaning
Native and restricted to a certain place.
Example
The Bengal tiger is endemic to the Indian subcontinent.
El tigre de Bengala es endémico del subcontinente indio.
C1 verb /prɪˈdɒmɪneɪt/

predominate

predominar
Meaning
To be the strongest, most common, or most influential element.
Example
Traditional values still predominate in the community.
Los valores tradicionales siguen predominando en la comunidad.
C1 noun /mɔːs/

Moss

musgo
Meaning
a small flowerless plant that grows in clumps in moist places
Example
Green moss covered the old stone wall.
El musgo verde cubrió la antigua pared de piedra.
C1 noun /ˈkændɪdnəs/

candidness

franqueza
Meaning
The quality of being open, honest, and straightforward
Example
Her candidness during the meeting impressed everyone.
Su franqueza durante la reunión impresionó a todos.
C1 adverb /ˈhɒtli/

hotly

airadamente
Meaning
in an intense, angry, or passionate way
Example
She hotly denied the accusations.
Ella negó las acusaciones airadamente.
C1 noun /oʊˈbɪt.ʃu.er.i/

Obituary

obituario
Meaning
a notice of someone's death published in a newspaper; biographical account of deceased person
Example
The newspaper published his obituary yesterday.
El periódico publicó su obituario ayer.
C1 adjective /pərˈsɛptəbl̩/

perceptible

perceptible
Meaning
Able to be noticed or recognized by the senses or the mind.
Example
There was a perceptible change in the atmosphere.
Hubo un cambio perceptible en la atmósfera.
C1 noun /ˈdɔːrˌkiːpər/

doorkeeper

portero
Meaning
A person whose job is to guard or manage the entrance of a building or room.
Example
The doorkeeper checked everyone’s passes before they entered the hall.
El doorkeeper revisó los pases de todos antes de que entraran al salón.
C1 noun /ˈɡeɪ.ə.ti/

Gaiety

alegría; ambiente festivo;
Meaning
the state or quality of being light-hearted or cheerful; festive atmosphere
Example
The wedding reception was filled with gaiety, laughter, and joyful celebrations.
La recepción de bodas estuvo llena de alegría, risas y celebraciones alegres.
C1 adjective /rɪˈsɜːrdʒənt/

resurgent

resurgente
Meaning
Becoming strong, active, or popular again.
Example
The resurgent economy gave hope to many businesses.
La economía resurgente dio esperanza a muchos negocios.
C1 verb /kənˈviːn/

convene

reunirse, convocar una reunión o asamblea
Meaning
to come together or assemble, especially for a meeting or formal gathering
Example
The board will convene tomorrow to discuss the new policy.
La junta se convocará mañana para discutir la nueva política.
C1 noun /ˈpleɪn.tɪf/

Plaintiff

demandante
Meaning
a person who brings a case against another in a court of law; the person who initiates a lawsuit
Example
The plaintiff filed a lawsuit against the company.
El demandante presentó una demanda contra la empresa.
C1 adverb ɪkˌsperɪˈmentəli

experimentally

experimentalmente
Meaning
In a way that is based on or derived from experiment and observation rather than theory.
Example
Bose demonstrated findings experimentally.
Bose demostró los hallazgos experimentalmente.
C1 noun prɪˈdɪk.ə.mənt

predicament

aprieto
Meaning
A difficult, unpleasant, or embarrassing situation.
Example
Losing both jobs put him in a financial predicament.
Perder ambos trabajos lo puso en un aprieto financiero.
C1 adjective/noun /ˈsʌkjələnt/

succulent

jugoso
Meaning
Juicy or full of juice; also refers to a plant with thick, fleshy leaves adapted to storing water.
Example
The steak was so succulent that everyone enjoyed it.
El filete estaba tan jugoso que todos lo disfrutaron.
C1 noun ˈfɔː.saɪt

foresight

previsión
Meaning
The ability to predict or the action of predicting what will happen or be needed in the future.
Example
His foresight helped the company avoid financial losses.
Su previsión ayudó a la empresa a evitar pérdidas financieras.
C1 adjective /ˌʌnfɔːrθˈkʌmɪŋ/

unforthcoming

reacio
Meaning
Not willing to talk or provide information; uncooperative.
Example
The witness was unforthcoming about what he had seen.
El testigo fue reacio a hablar sobre lo que había visto.
C1 adjective /ˌɪndɪˈsaɪsɪv/

Indecisive

indeciso
Meaning
unable to make decisions quickly; hesitant; wavering
Example
She was indecisive about which university to attend.
Ella estaba indecisa sobre qué universidad asistir.
C1 adjective /məˈroʊs/

morose

melancólico
Meaning
sullen, gloomy, or ill-tempered
Example
He became morose after losing his job.
Se volvió melancólico después de perder su trabajo.
C1 noun /weɪ/

Whey

suero
Meaning
the watery part of milk that separates from the curds when making cheese
Example
Whey protein is popular among athletes and bodybuilders.
El proteína de suero es popular entre los atletas y culturistas.
C1 adjective /ˈhɑːrdi/

hardy

resistente, robusto
Meaning
Strong, robust, and capable of enduring difficult conditions.
Example
Hardy plants can survive the harsh winter.
Las plantas resistentes pueden sobrevivir al invierno severo.
C1 noun /rɛnˈdɪʃən/

rendition

interpretación
Meaning
a performance or interpretation of a piece of art, music, or text
Example
The singer gave a moving rendition of the classic song.
El cantante dio una emotiva interpretación de la canción clásica.
C1 noun ˈrɔɪəl ˈbɛŋɡəl ˈtaɪɡər

Royal Bengal Tiger

Tigre Real de Bengala
Meaning
A subspecies of tiger found primarily in India and Bangladesh, known for its distinctive orange coat with black stripes.
Example
The Royal Bengal Tiger is an iconic species of the Sundarbans.
El Tigre Real de Bengala es una especie icónica de los Sundarbans.
C1 noun /ˈræʃən/

ration

ración
Meaning
a fixed amount of something, especially food, officially allowed to each person
Example
During the war, each family received a weekly ration of rice.
Durante la guerra, cada familia recibía una ración semanal de arroz.
C1 adjective /ɪmˈpɜːmiəbl/

impermeable

impermeable
Meaning
Not allowing fluid or gas to pass through.
Example
The container is made of impermeable plastic.
El contenedor está hecho de plástico impermeable.
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 adjective /ɪkˈstɛnjueɪtɪŋ/

extenuating

atenuante
Meaning
serving to make a fault or an offense seem less serious
Example
She asked for leniency due to extenuating circumstances.
Ella pidió indulgencia debido a las circunstancias atenuantes.
C1 noun ˌmʌn.ɪ.taɪˈzeɪ.ʃən

monetization

convertir un activo o servicio en una forma de ganar dinero
Meaning
Converting an asset or service into a way of earning money.
Example
YouTube allows content creators to earn money through monetization.
YouTube permite a los creadores de contenido ganar dinero a través de la monetización.
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

la adición de nueva tecnología a sistemas antiguos
Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
El edificio fue sometido a retrofitting para cumplir con los nuevos estándares de seguridad.
C1 noun /ˈlaɪm.stoʊn/

Lime stone

piedra caliza
Meaning
a hard sedimentary rock, composed mainly of calcium carbonate or dolomite, used as building material and in the making of cement
Example
The ancient building was made of limestone blocks.
El antiguo edificio estaba hecho de bloques de piedra caliza
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 /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 /ɪnˈvɜːrʒən/

inversion

inversión
Meaning
A reversal of the normal order, position, or relationship.
Example
In poetry, inversion is often used to create emphasis.
En poesía, la inversión se usa a menudo para crear énfasis.
C1 verb /kənˈtraɪv/

contrive

idear
Meaning
to plan or devise cleverly or skillfully
Example
She contrived a clever plan to surprise her friends.
Ella ideó un plan ingenioso para sorprender a sus amigos.
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.
C1 noun /ˈæpəθi/

apathy

apatía
Meaning
a lack of interest, enthusiasm, or concern
Example
The students showed apathy towards the new rules.
Los estudiantes mostraron apatía hacia las nuevas reglas.
C1 noun /ˌkɒn.stəˈleɪ.ʃən/

constellation

constelación
Meaning
a group of stars forming a recognizable pattern in the night sky
Example
Orion is one of the most famous constellations.
Orión es una de las constelaciones más famosas.
C1 noun /ˈmɒnəlɪθ/

monolith

monolito
Meaning
A large single upright block of stone, or a large, powerful, indivisible organization or system.
Example
The ancient monolith stood in the desert for centuries.
El antiguo monolito estuvo de pie en el desierto durante siglos.
C1 verb /ˈdʒʌk.stə.poʊz/

juxtapose

colocar dos cosas diferentes cerca una de la otra
Meaning
To place two different things close together to show how they are different or similar.
Example
The artist juxtaposed traditional and modern elements in his painting.
El artista colocó elementos tradicionales y modernos en su pintura.
C1 adjective /ˈsɔːrdɪd/

sordid

sórdido
Meaning
involving immoral or dishonorable actions; dirty or unpleasant
Example
The newspaper exposed the politician's sordid past.
El periódico expuso el pasado sórdido del político.
C1 noun /ˈɪntərˌpleɪ/

interplay

interacción
Meaning
The way in which two or more things have an effect on each other.
Example
The interplay between culture and technology shapes modern life.
La interacción entre la cultura y la tecnología moldea la vida moderna.
C1 noun /ˈdɑːsieɪ/

dossier

expediente
Meaning
A collection of documents about a particular person, event, or subject.
Example
The lawyer presented a dossier of evidence to the court.
El abogado presentó un expediente de pruebas ante el tribunal.
C1 verb /fɔːrˈɡoʊ/

forego

renunciar
Meaning
to decide not to do or have something pleasant or valuable
Example
She decided to forego dessert to maintain her diet.
Ella decidió renunciar al postre para mantener su dieta.
C1 noun /ˈtɜːrmɪnəs/

terminus

punto final
Meaning
the final point or end of something, especially the final station on a railway line
Example
The train finally arrived at the terminus after a long journey.
El tren finalmente llegó al terminus después de un largo viaje.
C1 noun /ˈstəʊ.ɪ.sɪ.zəm/

stoicism

estoicismo
Meaning
The endurance of pain or hardship without the display of feelings and without complaint.
Example
His stoicism during hardship was admirable.
Su estoicismo durante la adversidad fue admirable.
C1 verb /diːm/

deem

considerar, juzgar
Meaning
to regard or consider in a specified way
Example
The project was deemed a success by the board.
El proyecto fue considerado un éxito por la junta.
C1 noun /ˈreɪ.vən/

Raven

cuervo
Meaning
a large, black bird with a thick bill and harsh croaking voice
Example
The raven perched on the old oak tree and cawed loudly.
El cuervo se posó en el viejo roble y graznó fuerte.
C1 noun /njʊəˈrəʊ.sɪs/

neurosis

trastorno neurótico
Meaning
A relatively mild mental illness that is not caused by organic disease, involving symptoms of stress.
Example
His neurosis made social interactions difficult.
Su neurosis hizo que las interacciones sociales fueran difíciles.
C1 noun /əˈpɒsəl/

apostle

apóstol, defensor
Meaning
A vigorous and pioneering advocate or supporter of a particular cause, often used for the early Christian disciples.
Example
He became an apostle of environmental protection.
Él se convirtió en un apóstol de la protección del medio ambiente.
C1 adjective /ɪnˈveə.ri.ə.bəl/

Invariable

invariable; constante; siempre igual
Meaning
never changing; constant; always the same
Example
His invariable routine includes morning exercise and coffee.
Su rutina invariable incluye ejercicio por la mañana y café.
C1 verb /ˈhaɪdʒæk/

hijack

secuestro de aeronave
Meaning
to take control of a vehicle or situation illegally or by force
Example
The criminals attempted to hijack the airplane.
Los criminales intentaron secuestrar el avión.
C1 noun ˌɪnfɛsˈteɪʃən

infestation

infestación, gran número de insectos o animales en un lugar
Meaning
The presence of an unusually large number of insects or animals in a place, causing damage or disease.
Example
The infestation of ants in the kitchen led to immediate pest control measures.
La infestación de hormigas en la cocina llevó a medidas inmediatas de control de plagas.
C1 verb /ləˈmɛnt/

lament

lamentar
Meaning
to express grief, sorrow, or regret about something
Example
She lamented the loss of her childhood home.
Ella lamentó la pérdida de su hogar de la infancia.
C1 adjective /ˈɑːtfəl/

Artful

astuto; hábil; ingenioso
Meaning
clever or skillful, especially in a cunning way
Example
She gave an artful answer that avoided the real question.
Ella dio una respuesta astuta que evitó la verdadera pregunta.
C1 adjective /ˌjuːtɪlɪˈtɛəriən/

utilitarian

utilitario
Meaning
Designed to be useful or practical rather than attractive; relating to the doctrine that actions are right if they are useful or for the benefit of a majority.
Example
The building had a simple utilitarian design.
El edificio tenia un diseno utilitario simple.
C1 noun /krəˈnɒlədʒi/

chronology

cronología
Meaning
The arrangement of events or dates in the order of their occurrence.
Example
The chronology of the dynasty was carefully studied by historians.
La cronología de la dinastía fue cuidadosamente estudiada por los historiadores.
C1 noun /ˈdɪsɪdənt/

dissident

disidente
Meaning
A person who opposes official policy, especially that of an authoritarian state.
Example
The dissident was arrested for speaking against the government.
El disidente fue arrestado por hablar en contra del gobierno.
C1 verb /eɪl/

ail

padecer una enfermedad
Meaning
to be ill or suffer from a physical or mental problem; to trouble or afflict
Example
She has been ailing since last winter.
Ella ha estado enferma desde el invierno pasado.
C1 noun /ˌɪntərˈmɪʃən/

intermission

intermedio
Meaning
A pause or break, especially during a performance or event.
Example
The play had a twenty-minute intermission.
La obra tuvo un intermedio de veinte minutos.
C1 noun æmˈbɪvələns

ambivalence

ambivalencia
Meaning
Having mixed feelings or contradictory ideas about something; uncertainty or confusion.
Example
She felt ambivalence about taking the job offer.
Ella sintió ambivalencia al aceptar la oferta de trabajo.