arresting
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C1 adjective /əˈrɛstɪŋ/

arresting

atractivo
Meaning
Attracting attention in a striking or impressive way.
Example
The actress gave an arresting performance.
La actriz dio una actuación atractiva.
C1 adjective /ɔːˌθɒr.ɪˈteə.ri.ən/

authoritarian

autoritario
Meaning
Demanding absolute obedience to authority; excessively controlling or strict in governance.
Example
Authoritarian parenting often limits a child's independence.
La crianza autoritaria a menudo limita la independencia de un niño.
C1 adjective /ˈsɛn.sər.i/

sensory

sensorial
Meaning
Related to the five human senses (sight, hearing, taste, touch, smell).
Example
Sensory feedback enhances the VR experience.
La retroalimentación sensorial mejora la experiencia de VR.
C1 adjective /ˈmɔːrbɪd/

morbid

interés anormal en temas perturbadores o desagradables
Meaning
Having an abnormal interest in disturbing or unpleasant subjects such as death or disease.
Example
She had a morbid fascination with crime stories.
Ella tenía una fascinación mórbida por las historias de crímenes.
C1 adjective /ˌpɛd.əˈɡɒdʒ.ɪ.kəl/

pedagogical

pedagógico
Meaning
Relating to teaching and education; concerned with the methods and practice of teaching.
Example
The school adopted new pedagogical techniques to improve learning.
La escuela adoptó nuevas técnicas pedagógicas para mejorar el aprendizaje.
C1 noun /helm/

Helm

timón
Meaning
a tiller or wheel for steering a ship or boat; a position of leadership or control
Example
The experienced captain took the helm and expertly navigated the ship through the storm.
El capitán experimentado tomó el timón y navegó el barco a través de la tormenta con destreza.
C1 verb /ˈrevəl/

revel

regocijarse
Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
Ellos se regocijan en su éxito.
C1 adjective /ɪˈnɒkjuəs/

innocuous

inofensivo
Meaning
Not harmful or offensive.
Example
His remark was completely innocuous and not meant to offend anyone.
Su comentario fue completamente inofensivo y no tenía la intención de ofender a nadie.
C1 adjective /ˈnjuː.ɑːnst/

nuanced

matizado
Meaning
Characterized by subtle shades of meaning or expression; having fine gradations of meaning, tone, or feeling.
Example
His analysis of the novel was highly nuanced.
Su análisis de la novela fue muy matizado.
C1 noun /ˈdɪs.ə.nəns/

dissonance

disonancia
Meaning
Disagreement, lack of harmony, conflict between ideas or beliefs.
Example
The cultural dissonance created misunderstandings.
La disonancia cultural creó malentendidos.
C1 adjective /ˌʌnəˈdɔːrnd/

unadorned

sencillo, sin adornos
Meaning
Plain and simple; not decorated.
Example
The room was unadorned, with only a table and a chair.
La habitación estaba sencilla, con solo una mesa y una silla.
C1 noun /ˈper.ɪ.wɪŋ.kəl/

Periwinkle

periwinkle
Meaning
a small trailing plant with violet-blue or white flowers
Example
Purple periwinkles covered the garden ground beautifully.
Las periwinkles moradas cubrían hermosamente el suelo del jardín.
C1 noun /ˈprɛsɪpɪs/

precipice

precipicio
Meaning
A very steep cliff or a situation of great danger.
Example
The hikers stood at the edge of the precipice, gazing into the valley below.
Los excursionistas estaban de pie al borde del precipicio, mirando el valle abajo.
C1 adverb /ˈrɪdʒɪdli/

Rigidly

estrictamente; de manera inflexible
Meaning
in a strict, inflexible manner; without compromise
Example
The rules are rigidly enforced in this institution.
Las reglas son estrictamente aplicadas en esta institución.
C1 noun /ɪnˈfɜːməri/

infirmary

hospital
Meaning
A hospital or place where the sick or injured are cared for.
Example
The school had an infirmary for minor injuries.
La escuela tenía un hospital para lesiones menores.
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 adverb /əˈtroʊʃəsli/

atrociously

atrozmente
Meaning
in a very cruel, shocking, or extremely bad manner
Example
The service at the restaurant was atrociously slow.
El servicio del restaurante fue atrozmente lento.
C1 noun /ˌpeɪ.li.ɒnˈtɒl.ə.dʒi/

paleontology

paleontología
Meaning
the branch of science concerned with fossil animals and plants
Example
She decided to study paleontology at university.
Decidió estudiar paleontología en la universidad.
C1 adjective /ˌbaɪˈlæt.ər.əl/

bilateral

bilateral
Meaning
An agreement or relationship between two parties that is mutual, two-sided, or reciprocal.
Example
The two countries signed a bilateral trade agreement.
Los dos países firmaron un acuerdo comercial bilateral.
C1 noun /ˈskaʊndrəl/

scoundrel

canalla
Meaning
a dishonest or unscrupulous person; a villain
Example
That scoundrel cheated the old man out of his savings.
Ese canalla engañó al anciano y le robó sus ahorros.
C1 adjective /æmˈfɪb.i.əs/

Amphibious

anfibio
Meaning
able to live both on land and in water; suitable for both land and water operations
Example
The amphibious vehicle can travel on both land and water.
El vehículo anfibio puede viajar tanto en tierra como en agua.
C1 verb /ˈdʒenərəlaɪz/

generalize

generalizar
Meaning
To make a broad statement by inferring from specific cases.
Example
It is wrong to generalize based on a few experiences.
Es incorrecto generalizar basándose en unas pocas experiencias.
C1 adjective /ʌnˈfɔːltərɪŋ/

unfaltering

inquebrantable
Meaning
Steady and resolute; not weakening or hesitating
Example
She continued with unfaltering determination.
Ella continuó con una determinación inquebrantable.
C1 adjective ˈluː.sɪd

lucid

claro y fácil de entender
Meaning
Clear and easily understandable thoughts or explanations.
Example
His explanation was so lucid that everyone understood it.
Su explicación era tan clara que todos la entendieron.
C1 verb /sɪˈsiːd/

secede

secesionar
Meaning
To formally withdraw from a political or organizational union.
Example
Several states threatened to secede from the union.
Varios estados amenazaron con separarse de la unión.
C1 adjective /ɪnˈsɛp(ə)rəbəl/

inseparable

inseparable
Meaning
Unable to be separated or always together.
Example
The two friends have been inseparable since childhood.
Los dos amigos han sido inseparables desde la infancia.
C1 adjective /aʊtˈmoʊdɪd/

outmoded

desfasado
Meaning
No longer in fashion or useful; outdated.
Example
That old computer is completely outmoded.
Esa computadora antigua está completamente desfasada.
C1 verb /kraʊtʃ/

crouch

agacharse
Meaning
to bend your knees and lower your body close to the ground
Example
The cat crouched before leaping at its prey.
El gato se agachó antes de saltar hacia su presa.
C1 noun (plural) /ˈhɪntərlændz/

hinterlands

zonas remotas
Meaning
Plural of hinterland; remote or less developed regions.
Example
Explorers traveled deep into the hinterlands of the country.
Los exploradores viajaron profundamente a las zonas remotas del país.
C1 noun /ˈspiːʃiː/

specie

moneda
Meaning
money in the form of coins rather than notes or credit
Example
The transaction was made in specie.
La transacción se hizo en monedas.
C1 verb dɪˈsaɪ.fɚ

decipher

descifrar, traducir, interpretar
Meaning
To convert something written in code into normal language; to succeed in understanding the meaning of something.
Example
It took hours to decipher the ancient script.
Se tardaron horas en descifrar el antiguo texto.
C1 verb /rɪˈmɪt/

remit

enviar dinero / perdonar
Meaning
To send money in payment or as a gift; to cancel or refrain from exacting a debt or punishment.
Example
He promised to remit the payment by the end of the week.
Él prometió remitir el pago antes del final de la semana.
C1 adjective ɪɡˈzɛmpləri

exemplary

ejemplar
Meaning
Serving as a desirable model; representing the best of its kind.
Example
She was praised for her exemplary work ethic and dedication.
Fue elogiada por su ética de trabajo ejemplar y dedicación.
C1 adjective /ˈɪɡ.ni.əs/

igneous

ígnea
Meaning
Formed through the cooling and solidification of magma or lava.
Example
Granite is an igneous rock commonly used in construction.
El granito es una roca ígnea que se utiliza comúnmente en la construcción.
C1 noun /ˌdɛməˈlɪʃən/

demolition

demolición
Meaning
the act or process of destroying a building or structure
Example
The demolition of the old factory took several weeks.
La demolición de la antigua fábrica tomó varias semanas.
C1 noun /ˈpær.ə.kiːt/

Parakeet

periquito
Meaning
a small colorful parrot with a long tail, often kept as a pet
Example
The green parakeet learned to say hello.
El periquito verde aprendió a decir hola.
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 noun /ɪˈvændʒəlɪst/

evangelist

evangelista
Meaning
A person who seeks to convert others to the Christian faith, especially by public preaching.
Example
The evangelist traveled across the country spreading his message.
El evangelista viajó por todo el país difundiendo su mensaje.
C1 verb /ˈprɪkəl/

prickle

hormiguear
Meaning
to cause a slight stinging or tingling sensation on the skin
Example
Her skin began to prickle in the cold wind.
Su piel comenzó a hormiguear con el viento frío.
C1 noun /hjuːˈmɪl.ɪ.ti/

humility

humildad
Meaning
The quality of having a modest or low view of one's importance.
Example
She accepted the award with grace and humility.
Ella aceptó el premio con gracia y humildad.
C1 adjective /ˈrɛtɪsənt/

reticent

reservado
Meaning
not revealing one's thoughts or feelings readily; reserved
Example
She was reticent about her personal life.
Ella estaba reservada sobre su vida personal.
C1 adjective /ˌɒstɛnˈteɪʃəs/

ostentatious

ostentoso
Meaning
Characterized by a showy or pretentious display intended to impress others.
Example
He wore an ostentatious gold chain to the party.
Llevaba una cadena de oro ostentosa en la fiesta.
C1 adjective /ˌʌnˈpɑr.də.nə.bəl/

Unpardonable

imperdonable
Meaning
too bad to be forgiven; inexcusable
Example
His betrayal of trust was an unpardonable offense.
Su traición fue un delito imperdonable.
C1 adjective /ˈsʌbstəntɪv/

substantive

importante
Meaning
Having a firm basis in reality; important, meaningful, or considerable.
Example
The company made substantive changes to its policy.
La compañía hizo cambios importantes en su política.
C1 verb /ˌdɪskənˈsɜːrt/

disconcert

desconcertar
Meaning
To unsettle, confuse, or disturb the composure of someone.
Example
The sudden change of plans disconcerted the team.
El cambio repentino de planes desconcertó al equipo.
C1 adjective /ˈtrænziənt/

Transient

transitorio; temporal
Meaning
lasting for only a short time; temporary
Example
The beauty of spring flowers is transient.
La belleza de las flores de primavera es transitoria.
C1 noun /ˈtreɪ.ki.ə/

Trachea

tráquea
Meaning
the tube that carries air from the throat to the lungs; windpipe
Example
The trachea is protected by cartilage rings that keep it open.
La tráquea está protegida por anillos de cartílago que la mantienen abierta.
C1 adjective /ˈprɒdɪɡəl/

prodigal

derrochador
Meaning
spending money or resources freely and recklessly; wastefully extravagant
Example
The prodigal son returned home after wasting his inheritance.
El hijo pródigo regresó a casa después de malgastar su herencia.
C1 adjective /ˈreɡ.jʊ.lə.tər.i/

Regulatory

regulatorio
Meaning
Having the power to control or govern something through rules and regulations.
Example
The government enforces regulatory policies for financial stability.
El gobierno aplica políticas regulatorias para la estabilidad financiera.
C1 verb /ˈθiːəraɪz/

theorize

teorizar
Meaning
To form a theory or set of ideas to explain something.
Example
Scientists often theorize about the origins of the universe.
Los científicos a menudo teorizan sobre los orígenes del universo.
C1 noun /əˈstuːt.nəs/

astuteness

astucia
Meaning
The ability to accurately assess situations or people and turn this to one's advantage.
Example
His astuteness helped in negotiations.
Su astucia ayudó en las negociaciones.
C1 noun /krʌtʃ/

crutch

muleta, apoyo
Meaning
a support used by someone injured to walk; also something relied upon for support or help
Example
He had to use crutches after breaking his leg.
Tuvo que usar muletas después de romperse la pierna.
C1 adjective /ˈtɜːrbjələnt/

turbulent

turbulento
Meaning
Characterized by conflict, disorder, or confusion; not stable or calm.
Example
The country went through a turbulent period of political change.
El país pasó por un período turbulento de cambio político.
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 adjective /ˈpiːvɪʃ/

peevish

irritable
Meaning
Easily irritated, especially by unimportant things.
Example
The child grew peevish when denied candy.
El niño se volvió irritable cuando le negaron los dulces.
C1 verb /ˌriːˈkɒn.stɪ.tʃuːt/

reconstitute

reconstituir
Meaning
to restore something to its original form or state; to reassemble
Example
The group was reconstituted after the leader returned.
El grupo fue reconstituido después de que el líder regresó.
C1 verb /dɪsˈpleɪs/

displace

desplazar
Meaning
to force someone or something out of their usual or original position; to replace or substitute
Example
The new technology will displace many traditional manufacturing jobs.
La nueva tecnología desplazará muchos trabajos tradicionales de manufactura.
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 adjective /ʌnˈkuːθ/

uncouth

grosero
Meaning
Lacking good manners, refinement, or grace; awkward or rough.
Example
His uncouth behavior shocked the guests at the party.
Su comportamiento grosero sorprendió a los invitados en la fiesta.
C1 adjective ˈleɪ.tənt

latent

latente o escondido
Meaning
Existing but not yet developed or manifested; hidden potential.
Example
His artistic talent remained latent for years.
Su talento artístico permaneció latente durante años.
C1 noun /ˈpɜːrɡəˌtɔːri/

purgatory

un lugar o estado de sufrimiento habitado por las almas de los pecadores que expían sus pecados antes de ir al cielo
Meaning
A place or state of suffering inhabited by the souls of sinners who are expiating their sins before going to heaven; a temporary condition of torment or suffering.
Example
After the accident, the long recovery felt like a kind of purgatory.
Después del accidente, la larga recuperación se sintió como una especie de purgatorio.
C1 noun/verb /ˈprɛdɪkət/ (noun), /ˈprɛdɪkeɪt/ (verb)

predicate

predicado / basar en
Meaning
noun: the part of a sentence that tells something about the subject; verb: to base or establish something on a particular idea
Example
His theory is predicated on sound research.
Su teoría está basada en una investigación sólida.
C1 noun /daɪˈsɛkʃən/

dissection

disección
Meaning
the act of cutting apart or analyzing something in detail, especially a body or structure
Example
The dissection of the specimen revealed important details about its structure.
La disección del espécimen reveló detalles importantes sobre su estructura.
C1 noun /pɛnˈtæθlɒn/

pentathlon

pentatlón
Meaning
An athletic contest featuring five different events.
Example
She trained hard to compete in the modern pentathlon.
Ella entrenó duro para competir en el pentatlón moderno.
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 verb /aʊst/

oust

destituir
Meaning
To remove someone from a position or place of power or authority.
Example
The rebels ousted the dictator from power.
Los rebeldes destituyeron al dictador del poder.
C1 verb /əˈtoʊn/

atone

expiar
Meaning
to make amends for a wrong or injury; to make reparation
Example
He tried to atone for his mistakes by helping others.
Él intentó expiar sus errores ayudando a los demás.
C1 noun /ˌmiːtiəˈrɒlədʒi/

meteorology

meteorología
Meaning
The scientific study of the atmosphere and weather.
Example
He chose to specialize in meteorology to study weather patterns.
Eligió especializarse en meteorología para estudiar los patrones climáticos.
C1 adjective /ˈprɪs.tiːn/

pristine

prístino, sin alterar, limpio y fresco
Meaning
In its original condition; unspoiled, clean, and fresh.
Example
The forest remains in a pristine condition.
El bosque sigue en condiciones prístinas.
C1 adjective /ˌdaɪəˈbɒlɪkəl/

diabolical

diabólico
Meaning
Wicked, cruel, or outrageously bad; resembling the devil.
Example
The dictator’s diabolical rule brought misery to the nation.
El régimen diabólico del dictador trajo miseria a la nación.
C1 noun /stɪnt/

stint

trabajo temporal
Meaning
a period of time spent doing a particular job or activity
Example
She did a short stint as a teacher before moving abroad.
Ella hizo un corto trabajo como profesora antes de mudarse al extranjero.
C1 adjective /klæd/

clad

vestido / cubierto
Meaning
dressed or covered in a particular way
Example
The knight was clad in shining armor.
El caballero estaba vestido con una brillante armadura.
C1 noun /ˈɪŋ.krə.mənt/

Increment

aumento
Meaning
an increase or addition, especially one of a series on a fixed scale; a regular increase in salary
Example
He received an annual increment of five percent in his salary this year.
Recibió un aumento anual del cinco por ciento en su salario este año.
C1 adjective /ˈseɪlaɪn/

Saline

salino; relacionado con agua salada
Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
La solución salina se usa para tratamientos médicos.
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.
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.
C1 noun/verb /stæmˈpiːd/

stampede

estampida
Meaning
A sudden, uncontrolled rush of people or animals; to cause a mass movement.
Example
The loud noise caused a stampede of the crowd.
El fuerte ruido causó una estampida de la multitud.
C1 adjective /ɪnˈɡreɪnd/

engrained

firmemente establecido, difícil de cambiar
Meaning
Firmly fixed or established; difficult to change.
Example
Cultural practices are often deeply engrained in the fabric of society.
Las prácticas culturales a menudo están profundamente arraigadas en el tejido de la sociedad.
C1 noun /ˈmedoʊ/

Meadow

pradera
Meaning
A piece of grassland, especially one used for hay
Example
The cows grazed peacefully in the green meadow.
Las vacas pastaban tranquilamente en la pradera verde.
C1 adjective /ˈɪrɪtəbl/

irritable

irritable
Meaning
easily annoyed or made angry
Example
She became irritable after working long hours without rest.
Ella se volvió irritable después de trabajar muchas horas sin descanso.
C1 noun /ˈstɪm.jʊ.laɪ/

stimuli

estímulo
Meaning
Things that create reactions or provide motivation.
Example
Bright light and loud sounds are common stimuli for alertness.
La luz brillante y los sonidos fuertes son estímulos comunes para la alerta.
C1 noun /rɪˈmɪʃən/

remission

remisión
Meaning
A temporary or permanent decrease or disappearance of disease symptoms; forgiveness of sins or debts.
Example
The patient’s cancer is in remission after the treatment.
El cáncer del paciente está en remisión después del tratamiento.
C1 adjective /ɪnˈflæməˌtɔːri/

inflammatory

felicidad
Meaning
causing inflammation in the body; arousing anger, hostility, or strong emotion
Example
His inflammatory speech triggered protests across the city.
No pudo esconder su felicidad cuando recibió el premio.
C1 noun /ˈpɜːrkəleɪtər/

percolator

percolador de café
Meaning
A device used for brewing coffee by continually cycling boiling water through coffee grounds.
Example
She made a fresh pot of coffee using the percolator.
Hizo una taza fresca de café utilizando el percolador.
C1 verb /ɛtʃ/

etch

grabar
Meaning
to cut or carve a design onto a surface
Example
The artist etched her initials into the glass.
La artista grabó sus iniciales en el vidrio.
C1 noun /ˈstɔːrhaʊs/

storehouse

almacén
Meaning
A place where goods, supplies, or valuables are stored; a repository
Example
The warehouse acted as a storehouse for all the imported goods.
El almacén actuaba como un storehouse para todos los productos importados.
C1 adjective /ʌnˈkɛmpt/

unkempt

desordenado
Meaning
Having an untidy or disheveled appearance.
Example
He looked unkempt after sleeping outdoors all night.
Se veía desordenado después de dormir al aire libre toda la noche.
C1 noun /ˈlɔːsuːt/

lawsuit

demanda
Meaning
a legal case brought to a court of law by one person against another
Example
The company faced a lawsuit over false advertising.
La empresa enfrentó una demanda por publicidad falsa.
C1 adjective /ˈsɛreɪtɪd/

serrated

dentado
Meaning
Having a notched or saw-toothed edge.
Example
The bread knife had a serrated blade.
El cuchillo de pan tenía una hoja dentada.
C1 noun /pækt/

Pact

pacto; acuerdo
Meaning
a formal agreement between individuals or parties; a treaty or contract
Example
The two countries signed a peace pact to end the war.
Los dos países firmaron un pacto de paz para terminar la guerra.
C1 verb /dɪsˈkwɑːlɪfaɪ/

disqualify

descalificar
Meaning
to officially prevent someone from participating or being eligible
Example
The referee decided to disqualify the player for cheating.
El árbitro decidió descalificar al jugador por hacer trampa.
C1 adjective /ˈkoʊpiəs/

copious

copioso
Meaning
abundant in supply or quantity
Example
She took copious notes during the lecture.
Ella tomó copiosas notas durante la conferencia.
C1 adjective /ˈʌpərˌmoʊst/

uppermost

más alto
Meaning
situated at the highest place or most important
Example
Her family's safety was uppermost in her mind during the crisis.
La seguridad de su familia era lo más importante en su mente durante la crisis.
C1 adjective /ˈroʊ.ɡɪʃ/

Roguish

travieso; pícaro
Meaning
mischievous; playfully dishonest
Example
His roguish smile suggested he was up to some mischief.
Su sonrisa traviesa sugería que estaba tramando alguna travesura.
C1 noun səˌfɪs.tɪˈkeɪ.ʃən

sophistication

nivel alto de complejidad o refinamiento
Meaning
High level of complexity or refinement.
Example
The sophistication of modern AI technology is remarkable.
La sofisticación de la tecnología moderna de IA es notable.
C1 noun /ˌænɛkˈseɪʃən/

annexation

anexión
Meaning
the act of adding or taking control of territory or property, especially by a state
Example
The annexation of the region led to international condemnation.
La anexión de la región provocó condena internacional.
C1 adverb /ˈkrɒswaɪz/

Crosswise

en forma de cruz
Meaning
in the form of a cross; diagonally across
Example
Place the logs crosswise to build a stable fire.
Coloca los troncos en forma de cruz para hacer un fuego estable.
C1 noun /əbˈdʒɛktər/

objector

opositor
Meaning
a person who expresses opposition or disapproval to something
Example
The objector raised his concerns during the town meeting.
El opositor expresó sus preocupaciones durante la reunión del consejo.
C1 noun ˌɪndɪˈspensəbl səˈpɔːrt

indispensable support

apoyo indispensable
Meaning
Essential assistance that cannot be done without; absolutely necessary help.
Example
Volunteers provide indispensable support to communities.
Los voluntarios proporcionan apoyo indispensable a las comunidades.
C1 noun, adjective /ˌproʊlɪˈtɛəriən/

proletarian

proletario
Meaning
Relating to the working class, especially those who do not own property.
Example
The movement was rooted in proletarian struggles.
El movimiento estaba arraigado en las luchas proletarias.
C1 adjective /ɪmˈpæʃənd/

impassioned

apasionado
Meaning
Filled with or showing great emotion.
Example
She gave an impassioned speech about human rights.
Ella dio un discurso apasionado sobre los derechos humanos.
C1 noun /mɒb/

Mob

multitud; un grupo que actúa de manera violenta
Meaning
a large crowd of people; a group that acts in a violent way
Example
An angry mob gathered outside the building.
Una multitud enfadada se reunió fuera del edificio.
C1 noun /ˌloʊ.kəˈmoʊ.tɪv/

locomotive

locomotora
Meaning
A powered rail vehicle used for pulling trains.
Example
The old steam locomotive was restored for the museum.
La antigua locomotora de vapor fue restaurada para el museo.
C1 noun /ˈkɜːrnəl/

kernel

el núcleo de algo; la parte comestible de una nuez o semilla
Meaning
the central, most important part of something; the edible part of a nut or seed
Example
The kernel of the argument was about fairness.
El núcleo del argumento era sobre la equidad.
C1 verb/noun /skaʊl/

scowl

fruncir el ceño
Meaning
To frown in an angry or bad-tempered way.
Example
She scowled when she heard the unfair remark.
Ella frunció el ceño cuando escuchó el comentario injusto.
C1 verb /ˈhæmpər/

hamper

impedir
Meaning
to hinder or impede the movement or progress of
Example
The heavy rain hampered our travel plans.
La fuerte lluvia impidió nuestros planes de viaje.
C1 adjective /ˈrɛtroʊˌɡreɪd/

retrograde

retrógrado
Meaning
moving backward or returning to a worse condition
Example
The policy was seen as a retrograde step for human rights.
Se consideró que la política era un paso retrógrado para los derechos humanos.
C1 adjective /ˈloʊli/

lowly

humilde
Meaning
humble in status, position, or manner
Example
She rose from a lowly position to become the company's CEO.
Ella subió de una posición humilde a ser la CEO de la empresa.
C1 noun /ˈpɔɪ.nən.si/

poignancy

tristeza, congoja
Meaning
the quality of evoking a keen sense of sadness or regret; emotionally touching
Example
The poignancy of the farewell brought tears to everyone's eyes.
La tristeza de la despedida trajo lágrimas a los ojos de todos.
C1 noun /ˈɡɑːr.lənd/

Garland

guirnalda; corona de flores;
Meaning
a wreath of flowers and leaves, worn on the head or hung as decoration
Example
The bride wore a beautiful floral garland during the traditional ceremony.
La novia llevó una hermosa guirnalda floral durante la ceremonia tradicional.
C1 noun /ˈbæs.ti.ən/

bastion

baluarte, fortaleza
Meaning
a stronghold or fortification; a place or institution strongly defending particular principles
Example
The castle stood as a bastion against enemy attacks.
El castillo se erguía como un baluarte contra los ataques enemigos.
C1 noun /ˈded.lɑk/

Dead-lock

bloqueo; estancamiento
Meaning
a situation in which no progress is possible; complete standstill
Example
The negotiations reached a deadlock when neither side would compromise.
Las negociaciones llegaron a un bloqueo cuando ninguna de las partes estuvo dispuesta a ceder.
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 adjective /ˈɒptɪməm/

optimum

óptimo
Meaning
Most conducive to a favorable outcome; best.
Example
To achieve optimum results, we need to improve efficiency.
Para lograr los mejores resultados, necesitamos mejorar la eficiencia.
C1 verb /ˈviːtoʊ/

veto

vetar
Meaning
to reject or forbid a decision, proposal, or law
Example
The president decided to veto the new bill.
El presidente decidió vetar el nuevo proyecto de ley.
C1 noun kəˈlɛktɪvɪzəm

collectivism

colectivismo
Meaning
The practice or principle of giving a group priority over each individual in it.
Example
Collectivism emphasizes the importance of group over individual interests.
El colectivismo enfatiza la importancia del grupo sobre los intereses individuales.
C1 verb /dɪˈmɔrəˌlaɪz/

demoralize

desmoralizar
Meaning
to cause someone to lose confidence or hope
Example
The constant criticism demoralized the young athlete.
La constante crítica desmoralizó al joven atleta.
C1 adjective /ˈprɪvi/

privy

conocimiento secreto
Meaning
having access to secret or private knowledge
Example
She was privy to the confidential discussions.
Ella estaba al tanto de las discusiones confidenciales.
C1 noun /əˈfɪn.ɪ.ti/

affinity

afinidad
Meaning
A natural liking for or attraction to a person, thing, idea, etc.
Example
She has an affinity for classical music.
Ella tiene una afinidad por la música clásica.
C1 adjective /ɪnˈdʌldʒənt/

indulgent

indulgente
Meaning
Having a tendency to be overly generous or lenient with someone.
Example
The indulgent mother allowed her child to stay up late.
La madre indulgente permitió que su hijo se quedara despierto hasta tarde.
C1 noun ˈæltruɪzəm

altruism

altruismo, preocupación desinteresada por el bienestar de los demás
Meaning
The belief in or practice of disinterested and selfless concern for the well-being of others.
Example
His altruism motivated others to volunteer.
Su altruismo motivó a otros a ofrecerse como voluntarios.