unviable
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C1 adjective /ʌnˈvaɪəbl/

unviable

inválido
Meaning
Not capable of working successfully; not feasible or practical.
Example
The project was deemed unviable due to high costs.
El proyecto fue considerado inviable debido a los altos costos.
C2 noun /ˈpɜːrkwɪzɪt raɪt/

perquisiteperquisiteright

derecho a beneficios adicionales
Meaning
a legal right to certain benefits or privileges associated with a job or office
Example
The judge enjoyed certain perquisite rights attached to his position.
El juez disfrutó de ciertos derechos adicionales asociados con su puesto.
B2 noun /ɪnˈdjʊə.rəns/

endurance

resistencia
Meaning
The fact or power of enduring an unpleasant or difficult process or situation without giving way.
Example
Running a marathon requires exceptional endurance.
Correr un maratón requiere una resistencia excepcional.
A1 verb /lɜːrn/

learn

aprender
Meaning
to acquire knowledge or skills; to gain understanding
Example
Children learn quickly when they are interested.
Los niños aprenden rápidamente cuando están interesados.
C2 noun /ˌoʊpəˈlɛsəns/

opalescence

opalescencia
Meaning
a milky or pearly appearance of a surface like that of an opal
Example
The pearl had a gentle opalescence under the light.
La perla tenía una suave opalescencia bajo la luz.
B2 noun /ˈskriːnɪŋ/

screening

examen o proyección
Meaning
the act of examining or testing people to detect disease or evaluate suitability; a showing of a movie or program
Example
The hospital offered free health screening for all employees.
El hospital ofreció exámenes de salud gratuitos para todos los empleados.
C2 noun /ˈneɪvəri/

knavery

engaño
Meaning
dishonest or deceitful behavior; trickery
Example
The politician’s knavery was exposed by the media.
La engaño del político fue expuesto por los medios.
C2 noun /səˈnɛs.əns/

senescence

envejecimiento
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
El biólogo estudió la senescencia en las plantas para entender el envejecimiento.
A1 noun /iːst/

east

este
Meaning
The direction from which the sun rises; one of the four cardinal points.
Example
The sun rises in the east.
El sol sale por el este.
B2 noun /rɪb/

Rib

costilla
Meaning
one of the curved bones that protect the chest and lungs
Example
He broke his rib in the accident.
Se rompió una costilla en el accidente.
C2 noun /vɪˈsɪsɪtjuːd/

vicissitude

vicisitudes de la vida
Meaning
A natural change or succession of one thing to another; the ups and downs of life.
Example
The vicissitude of life often teaches resilience.
Las vicisitudes de la vida a menudo enseñan resiliencia.
C1 noun /ˌɪmɔːrˈtæləti/

immortality

inmortalidad
Meaning
the state of living forever; eternal life or lasting fame beyond death
Example
Many ancient cultures believed that heroes could achieve immortality through great deeds.
Muchas culturas antiguas creían que los héroes podían alcanzar la inmortalidad mediante grandes hazañas.
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.
B2 noun /ˈspɛk.tə.kəl/

spectacle

espectáculo
Meaning
An impressive display or performance for viewers.
Example
The fireworks created a breathtaking spectacle in the night sky.
Los fuegos artificiales crearon un espectáculo impresionante en el cielo nocturno.
C1 noun /ˈvenəm/

Venom

veneno
Meaning
a poisonous substance secreted by animals such as snakes; extreme malice and bitterness
Example
The snake's venom can be deadly if not treated quickly.
El veneno de la serpiente puede ser mortal si no se trata rápidamente.
C2 noun /ˈpɑːrsɪmoʊni/

parsimony

tacañeria
Meaning
extreme unwillingness to spend money or use resources
Example
His parsimony was evident in the way he avoided any unnecessary expenses.
Su tacañeria era evidente en la manera en que evitaba cualquier gasto innecesario.
B2 noun/verb rɪˈfɔːm

reform

reforma
Meaning
Make changes in (something, typically a social, political, or economic institution or practice) in order to improve it.
Example
Reform in the education system was a priority.
La reforma en el sistema educativo era una prioridad.
C1 noun /ˈɡreɪvstoʊn/

gravestone

lápida
Meaning
A stone that marks a grave, usually inscribed with the name of the deceased.
Example
The gravestone had her name carved beautifully.
La lápida tenía su nombre grabado hermosamente.
C2 verb /preɪt/

prate

hablar tontamente
Meaning
to talk foolishly or at tedious length about something
Example
He would prate endlessly about his minor achievements.
Él hablaba sin cesar sobre sus pequeños logros.
C2 noun /ˈæntɪˌtʃeɪmbər/

antechamber

salita de entrada
Meaning
a small room serving as an entry to a larger one
Example
The guests waited in the antechamber before being admitted to the hall.
Los invitados esperaron en la salita de entrada antes de ser admitidos al salón.
C1 noun /ˈhaɪbrɪd/

hybrid

híbrido
Meaning
a mixture of two different things, often combining the best qualities of both
Example
The car is a hybrid that runs on both electricity and fuel.
El coche es un híbrido que funciona tanto con electricidad como con combustible.
C1 adjective dɪˈskrɪmɪnətɔːri

discriminatory

discriminatorio
Meaning
Making or showing an unfair or prejudicial distinction between different categories of people or things.
Example
Discriminatory policies triggered protests.
Las políticas discriminatorias desencadenaron protestas.
C2 adjective /ˈslʌvənli/

slovenly

desordenado
Meaning
Untidy or careless in appearance, habits, or work.
Example
His slovenly appearance made a bad impression at the interview.
Su apariencia desordenada causó una mala impresión en la entrevista.
B2 noun /ˌæbəˈlɪʃən/

abolition

abolición
Meaning
the act of formally ending or eliminating a system, practice, or institution
Example
The abolition of slavery was a major milestone in human rights history.
La abolición de la esclavitud fue un hito importante en la historia de los derechos humanos.
C1 noun /dɪˈten.ʃən/

Detention

detención; prisión temporal
Meaning
the action of detaining someone or being detained in official custody
Example
The student received detention for repeatedly disrupting the class.
El estudiante recibió detención por interrumpir repetidamente la clase.
A2 verb /plænt/

plant

plantar
Meaning
to put seeds or plants in the ground; to place something firmly
Example
She planted roses in her garden.
Ella plantó rosas en su jardín.
B2 adjective /ˈɡlɒsi/

glossy

brillante
Meaning
Shiny and smooth in appearance; attractive on the surface but sometimes lacking depth.
Example
She bought a glossy magazine from the store.
Compró una revista brillante en la tienda.
C2 verb /ˈproʊtjuːbəreɪt/

protuberate

hincharse
Meaning
To swell out or bulge.
Example
The roots began to protuberate from the ground.
Las raíces comenzaron a hincharse desde el suelo.
B2 noun /kənˈvɜː.ʃən/

Conversion

conversión, cambio, transformación
Meaning
The process of changing or causing something to change from one form to another.
Example
High website conversion rates indicate effective marketing.
Las altas tasas de conversión de sitios web indican una comercialización efectiva.
B2 adverb /ɪmˈpeɪʃəntli/

impatiently

impacientemente
Meaning
in a manner showing annoyance or restlessness due to delay or waiting
Example
She tapped her fingers impatiently while waiting for the reply.
Ella tamborileó los dedos impacientemente mientras esperaba la respuesta.
B1 verb /kəmˈpiːt/

compete

competir
Meaning
to try to win or be more successful than others in a contest or activity
Example
Several companies compete for dominance in the market.
Varias empresas compiten por la dominancia en el mercado.
C1 adjective /ɪnˈflæməbəl/

Inflammable

inflamable; combustible
Meaning
easily set on fire; flammable; combustible
Example
The inflammable material caught fire quickly.
El material inflamable se prendió rápidamente.
B2 adjective /ˈmɪnɪməm/

minimum

mínimo
Meaning
The least or smallest amount or quantity possible, attained, or required.
Example
This year saw a minimum unemployment rate.
Este año vio una tasa mínima de desempleo.
A1 noun /ˈdɔː.tər/

Daughter

hija
Meaning
a female offspring; a young woman in relation to her parents
Example
Their daughter graduated from medical school with top honors.
Su hija se graduó de la escuela de medicina con honores.
C2 adjective /dɪˈstreɪ/

distrait

distraído
Meaning
deeply distracted or absent-minded, often due to worry or grief
Example
He looked distrait after hearing the sad news.
Él parecía distraído después de escuchar las malas noticias.
B1 noun /ˈhaʊshoʊld/

household

hogar
Meaning
All the people living together in one house, considered as a unit.
Example
There are five people in our household.
Hay cinco personas en nuestro hogar.
B2 noun /ˈsɜr.neɪm/

Surname

apellido
Meaning
a hereditary name common to all members of a family; family name
Example
Please write your first name and surname on the form.
Por favor, escriba su primer nombre y apellido en el formulario.
B2 verb lɔːntʃt

launched

lanzado
Meaning
Set (something) in motion by pushing it or letting it go.
Example
The satellite was launched successfully.
El satélite fue lanzado con éxito.
C2 noun /wiːl/

weal

felicidad
Meaning
A raised mark on the skin left after a blow; or general well-being and prosperity.
Example
The charity worked for the common weal of the community.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 noun ˌæɡ.roʊ.iˈkɒl.ə.dʒi

agroecology

agroecología
Meaning
A scientific discipline that studies agricultural systems by applying ecological concepts and principles.
Example
Agroecology promotes eco-friendly farming.
La agroecología promueve la agricultura ecológica.
B2 verb /ˌriːkriˈeɪt/

recreate

recrear
Meaning
to create or produce something again, especially a new version of something lost or destroyed
Example
The team recreated the lost dataset from backups.
El equipo recreó el conjunto de datos perdido desde las copias de seguridad.
B2 verb /ɪˈkwɪp/

equip

equipar
Meaning
to provide someone or something with the necessary items or skills for a task
Example
The school equipped its students with modern technology.
La escuela equipó a sus estudiantes con tecnología moderna.
A1 noun /ˈmʌðər/

mother

madre
Meaning
a female parent
Example
Her mother is a kind and caring person.
Su madre es una persona amable y cariñosa.
C2 noun /əˈdɛndəm/

addendum

adenda
Meaning
an additional item or piece of information added at the end of a document or book
Example
The report included an addendum with updated statistics.
El informe incluía un adenda con estadísticas actualizadas.
B2 noun /ˈreɪ.dɑːr/

Radar

radar
Meaning
a system for detecting the presence, direction, distance of aircraft, ships by sending out radio waves
Example
The radar detected an unknown aircraft approaching the base.
El radar detectó un avión desconocido acercándose a la base.
A2 preposition /əˈpɒn/

upon

sobre
Meaning
on or immediately after
Example
Upon hearing the news, he rushed to the hospital.
Al escuchar la noticia, corrió al hospital.
B2 adjective ˈmɒn.ɪ.tri

monetary

monetario
Meaning
Relating to money or currency.
Example
The monetary implications are significant for investors.
Las implicaciones monetarias son significativas para los inversionistas.
B1 adjective /ɑːrˈtɪstɪk/

artistic

artístico
Meaning
having or revealing natural creative skill
Example
She has an artistic sense of design.
Ella tiene un sentido artístico del diseño.
C2 verb /ɪˈluːmɪn/

illumine

iluminar
Meaning
to light up or make clear
Example
The rising sun illumined the mountain peaks.
El sol naciente iluminó las cumbres de la montaña.
B2 noun /ɡreɪs/

grace

gracia, elegancia
Meaning
simple elegance or refined movement; goodwill and kindness
Example
She moved with grace across the stage.
Ella se movió con gracia sobre el escenario.
A2 noun /ˈfiː.lɪŋ/

Feeling

sensación; sentimiento; emoción
Meaning
an emotional state or reaction; the capacity to experience physical sensations
Example
She had a strange feeling that something important was about to happen.
Ella tenía una extraña sensación de que algo importante iba a suceder.
B2 noun /ˌpɪə.riˈɒd.ɪ.kəl/

periodical

revista
Meaning
a magazine or journal published at regular intervals
Example
She subscribed to a science periodical.
Ella se suscribió a una revista de ciencias.
A2 noun /ˈbʌdi/

buddy

amigo
Meaning
a close friend or companion, used informally
Example
He went to the movies with his best buddy.
Él fue al cine con su mejor amigo.
C2 noun /θiˈɒkrəsi/

theocrasy

teocracia
Meaning
Government or rule by religious leaders or clergy.
Example
Theocrasy often merges religious authority with political power.
La teocracia a menudo fusiona la autoridad religiosa con el poder político.
C2 verb /ˌkɒntrəˈvɜːrt/

controvert

controvertir
Meaning
to dispute or argue against; to contradict
Example
The scientist controversed the previous research findings.
El científico controvirtió los hallazgos previos de la investigación.
B2 noun /mɪˈθɒlədʒi/

mythology

mitología
Meaning
A collection of myths, especially belonging to a particular culture or religion.
Example
Greek mythology is filled with stories of gods and heroes.
La mitología griega está llena de historias de dioses y héroes.
C1 verb /ˈwɒb.l̩/

wobble

tambalear
Meaning
to move unsteadily from side to side; to shake or tremble slightly
Example
The table began to wobble when he leaned on it.
La mesa comenzó a tambalear cuando él se apoyó sobre ella.
C2 noun /ˌjuːnɪˈtɛəriən/

unitarian

unitario
Meaning
A person who believes that God exists as one entity rather than as a Trinity; a member of a religious denomination that emphasizes individual freedom of belief.
Example
The Unitarian church is known for its inclusive and open-minded approach.
La iglesia unitaria es conocida por su enfoque inclusivo y de mente abierta.
C2 adjective /ˈʃɪft.ləs/

shiftless

perezoso
Meaning
Lacking ambition or the ability to accomplish anything; lazy and unmotivated.
Example
He was seen as a shiftless young man with no goals.
Se le vio como un joven perezoso sin metas.
B1 noun /ɪˈskeɪp/

Escape

escapar; liberación; fuga
Meaning
an act of breaking free from confinement or control; a way out
Example
The prisoner's escape from the jail shocked the authorities.
La fuga del prisionero de la cárcel sorprendió a las autoridades.
B2 noun ˈrɛvənuː

revenue

ingresos
Meaning
Income, especially when of a company or organization.
Example
The company's revenue grew by 10% this year.
Los ingresos de la compañía crecieron un 10% este año.
C2 noun /ˈbroʊɡən/

brogan

zapato pesado
Meaning
A heavy, sturdy shoe, often made of leather.
Example
The farmer wore old brogans while working in the field.
El granjero llevaba viejos brogans mientras trabajaba en el campo.
C1 adverb /ˈeɪ.mi.ə.bli/

Amiably

amistosamente, de manera amistosa
Meaning
in a friendly and pleasant manner
Example
They discussed the issue amiably without any arguments.
Ellos discutieron el tema amigablemente sin discusiones.
C1 noun /ˈleɪˌpɜːrsən/

layperson

persona común
Meaning
A person who is not a member of the clergy or does not have specialized knowledge in a subject.
Example
The judge explained the law so that the layperson could understand.
El juez explicó la ley de manera que la persona común pudiera entenderla.
C1 noun ˌlɪb.ərˈeɪ.ʃən

liberation

liberación
Meaning
The action of setting someone free from imprisonment, slavery, or oppression; release.
Example
Liberation movements inspired many countries.
Los movimientos de liberación inspiraron a muchos países.
C2 noun /flɔːˈrɛsəns/

florescence

florecimiento
Meaning
The process, state, or period of flowering.
Example
The garden reached its peak florescence in spring.
El jardín alcanzó su punto máximo de florecimiento en primavera.
C2 adjective /dɪˈmoʊniˌæk/

demoniac

demoníaco
Meaning
possessed, produced, or influenced by a demon; frenzied or violent
Example
The soldiers fought with demoniac fury.
Los soldados lucharon con furia demoníaca.
C2 noun /ɪnˈsɪɡniə/

insignia

insignia
Meaning
A badge or symbol that shows rank, position, or membership.
Example
The soldier proudly wore the insignia of his regiment.
El soldado llevaba orgulloso la insignia de su regimiento.
C1 verb /ˈɛkˌsaɪz/

excise

extirpar
Meaning
to cut out or remove completely, often by surgery
Example
The surgeon excised the tumor successfully.
El cirujano extirpó el tumor con éxito.
C2 noun /ˌɪntərˈrɛɡnəm/

interregnum

interregno
Meaning
A period between rulers or governments when normal leadership is suspended.
Example
The country faced instability during the interregnum after the king’s death.
El país enfrentó inestabilidad durante el interregno después de la muerte del rey.
B1 noun /ˈpælɪs/

palace

palacio
Meaning
a large and impressive building that is the official home of a king, queen, or other ruler
Example
The royal family lives in a magnificent palace.
La familia real vive en un palacio magnífico.
C2 noun /ˈkuː.li/

Cooly

cúli
Meaning
a laborer who does physical work for wages
Example
The cooly carried heavy bags at the railway station.
El cúli llevó bolsas pesadas en la estación de tren.
C1 verb /ˈspɪərˌhɛd/

spearhead

encabezar
Meaning
to lead or initiate an action, project, or movement
Example
She spearheaded the campaign for environmental awareness.
Ella encabezó la campaña por la conciencia ambiental.
B2 noun ˈæn.ɪk.doʊt

anecdote

una historia corta e interesante utilizada en discursos o escritos
Meaning
A short interesting story used in speeches or writing.
Example
A well-placed anecdote makes a speech more relatable.
Una anécdota bien colocada hace que un discurso sea más relatable.
C2 noun /ɪˈfʌldʒəns/

effulgence

resplandor
Meaning
Brilliant radiance or shining brightness.
Example
The effulgence of the sunrise lit up the entire valley.
El resplandor del amanecer iluminó todo el valle.
B2 noun /ˈfjuː.nər.əl/

Funeral

funeral
Meaning
a ceremony typically held shortly after a person's death, usually including burial or cremation
Example
Hundreds of people attended the funeral to pay their respects to the beloved teacher.
Cientos de personas asistieron al funeral para rendir homenaje al querido maestro.
B2 noun /ˈɡræfɪks/

graphics

gráficos
Meaning
visual images, designs, or drawings used to convey information or artistic expression
Example
The website uses stunning graphics to attract visitors.
El sitio web utiliza gráficos impresionantes para atraer visitantes.
B2 adverb /ˈpɑrʃəli/

Partially

parcialmente; incompletamente;
Meaning
to some extent; not completely; incompletely
Example
The building was only partially destroyed in the fire.
El edificio fue solo parcialmente destruido en el incendio.
B2 verb /ˈhezɪteɪt/

hesitate

dudar
Meaning
to pause before acting; to be uncertain about what to do
Example
Don't hesitate to ask for help.
No dudes en pedir ayuda.
B1 noun /neɪl/

Nail

clavo
Meaning
a small metal spike with a broadened flat head; part of finger or toe
Example
He hammered the nail into the wooden board.
Clavó el clavo en la tabla de madera.
C2 adjective /ˌpɒliˈæn.ɪ.ɪʃ/

pollyannaish

excesivamente optimista
Meaning
overly or blindly optimistic
Example
Her pollyannaish attitude ignored the obvious problems.
Su actitud excesivamente optimista ignoró los problemas evidentes.
C1 adjective /ˈsɪnjuəs/

sinuous

sinuoso
Meaning
Having many curves, bends, or turns; winding.
Example
The hikers followed a sinuous path through the forest.
Los excursionistas siguieron un camino sinuoso a través del bosque.
C2 noun /ˈdʒaɪrəˌskoʊp/

gyroscope

giroscopio
Meaning
A device consisting of a wheel or disk mounted so it can spin rapidly and maintain orientation, used for navigation and balance.
Example
The airplane's navigation system relies on a gyroscope for stability.
El sistema de navegación del avión depende de un giroscopio para la estabilidad.
B2 adjective /ˌʌn.kəʊˈɒp.ər.ə.tɪv/

uncooperative

poco cooperativo
Meaning
not willing to help or work with others; unhelpful
Example
The witness was uncooperative and refused to answer questions.
El testigo fue poco cooperativo y se negó a responder preguntas.
B2 verb /ˌʌndərˈɡoʊ/

undergo

someterse
Meaning
to go through something, especially something unpleasant or difficult
Example
She had to undergo surgery to recover.
Tuvo que someterse a cirugía para recuperarse.
C1 noun /ˈɡreɪ.tər/

Grater

rallador
Meaning
a kitchen utensil with a rough surface for grating food into small pieces
Example
Use the grater to grate cheese for the pizza.
Usa el rallador para rallar queso para la pizza.
B1 verb /ɪmˈpɔːrt/

import

importar
Meaning
to bring goods or services into a country from abroad; to transfer data
Example
The country imports oil from abroad.
El país importa petróleo del extranjero.
B2 adjective /ˈfoʊni/

phony

falso, engañoso
Meaning
not genuine; fraudulent or insincere
Example
He gave a phony smile to hide his true feelings.
Él dio una sonrisa falsa para ocultar sus verdaderos sentimientos.
C1 adjective /ˈpɜːrmiəbl̩/

permeable

permeable
Meaning
allowing liquids or gases to pass through
Example
The soil in this area is very permeable to water.
El suelo en esta área es muy permeable al agua.
B2 noun /əkˌsɛs.əˈbɪl.ə.ti/

accessibility

accesibilidad
Meaning
Accessibility or availability, easy availability of any place or service.
Example
Improved accessibility helps people with disabilities.
La accesibilidad mejorada ayuda a las personas con discapacidades.
A1 adverb /ðeər/

There

allí
Meaning
in or at that place; to that place
Example
I will meet you there at 5 PM.
Te veré allí a las 5 PM.
C2 verb /ˈdʒɜːrnəlaɪz/

journalize

registrar en un diario
Meaning
to record daily transactions or events in a journal, especially in accounting
Example
The accountant will journalize all financial transactions at the end of the day.
El contador registrará todas las transacciones financieras al final del día.
C1 noun /ɪɡˈzuːbərəns/

exuberance

exuberancia
Meaning
the quality of being full of energy, excitement, and cheerfulness
Example
Her exuberance made the whole team feel motivated.
Su exuberancia hizo que todo el equipo se sintiera motivado.
C1 adjective /ˈruːfəl/

rueful

lamentoso
Meaning
Expressing sorrow, regret, or pity.
Example
He gave a rueful smile after losing the match.
Él dio una sonrisa lamentosa después de perder el partido.
C2 noun /ˈnɛkrəˌmænsər/

necromancer

necromante
Meaning
a person who practices necromancy; a wizard or magician who claims to communicate with the dead
Example
The villagers feared the old necromancer who lived at the edge of the forest.
Los aldeanos temían al viejo necromante que vivía al borde del bosque.
C1 verb /feɪn/

feign

fingir, simular
Meaning
to pretend or fake; to give a false appearance of
Example
She feigned illness to avoid going to work.
Ella fingió estar enferma para evitar ir a trabajar.
C1 verb /ˈpruːfˌriːd/

proofread

corregir
Meaning
to read written material and mark any errors
Example
She proofread the report before submission.
Ella corrigió el informe antes de la entrega.
C1 noun /ˈkɑr.nɪdʒ/

Carnage

carnicería
Meaning
the killing of a large number of people; widespread slaughter
Example
The battlefield was filled with carnage after the brutal war.
El campo de batalla estaba lleno de carnicería después de la guerra brutal.
B1 verb /ˈberi/

bury

enterrar
Meaning
to put in the ground; to hide; to cover completely
Example
The dog buries its bone in the yard.
El perro entierra su hueso en el jardín.
C2 noun /ˈpɜːrtnəs/

pertness

descaro
Meaning
boldness or forwardness in speech or behavior; sauciness
Example
Her pertness during the meeting surprised everyone.
Su descaro durante la reunión sorprendió a todos.
C1 verb /ɡoʊd/

goad

incitar
Meaning
to provoke, annoy, or urge someone to take action
Example
He tried to goad his opponent into making a mistake.
Intentó incitar a su oponente a cometer un error.
C1 noun /ænˈθɒlədʒi/

anthology

antología
Meaning
A collection of literary works, such as poems, short stories, or essays, compiled into one volume.
Example
She contributed a poem to the new poetry anthology.
Ella contribuyó con un poema a la nueva antología de poesía.
C2 adjective ˌnjʊə.rəʊ.saɪənˈtɪ.fɪk

neuroscientific

relacionado con la neurociencia
Meaning
Related to the scientific study of the brain and nervous system.
Example
Neuroscientific research helps understand memory retention.
La investigación neurocientífica ayuda a entender la retención de la memoria.
C1 noun /ˈprəʊ.lɒɡ/

prologue

prólogo
Meaning
an introduction to a book, play, or event
Example
The novel begins with a short prologue set in the past.
La novela comienza con un corto prólogo establecido en el pasado.
C2 adjective /pərˈsɪpiənt/

percipient

perspicaz
Meaning
Having good understanding or insight; able to perceive things clearly.
Example
As a percipient critic, she recognized the deeper meaning of the play.
Como una crítica perspicaz, ella reconoció el profundo significado de la obra.
C1 adjective /ˈsiː.di/

Seedy

lleno de semillas; sucio y despreciable; en mal estado
Meaning
squalid and disreputable; shabby and run-down; full of seeds
Example
They avoided walking through the seedy part of town at night.
Ellos evitaban caminar por la parte sucia y despreciable de la ciudad por la noche.
C2 adverb /hərˈmɛtɪkli/

hermetically

de manera hermética
Meaning
In a way that is completely airtight or sealed off.
Example
The jars were hermetically sealed to preserve freshness.
Los tarros fueron sellados herméticamente para preservar la frescura.
B2 adjective /ˌfɪl.əˈsɒf.ɪ.kəl/

philosophical

filosófico
Meaning
relating to the study of the fundamental nature of knowledge, reality, and existence
Example
She maintained a calm and philosophical attitude during the crisis.
Mantuvo una actitud tranquila y filosófica durante la crisis.
B2 adjective /praɪm/

prime

primero, principal
Meaning
Of the best quality; most important; peak condition.
Example
She is in the prime of her career.
Ella está en el mejor momento de su carrera.
C2 noun/verb /ˈkʌdʒ.əl/

cudgel

garrote
Meaning
A short, thick stick used as a weapon; to beat with a cudgel.
Example
The guard used a cudgel to chase away the thief.
El guardia usó un garrote para ahuyentar al ladrón.
B1 noun /ɑːrmz/

Arms

armas
Meaning
weapons and ammunition; firearms
Example
The soldiers carried their arms into battle.
Los soldados llevaron sus armas a la batalla.
C1 adjective/adverb /ɡəˈlɔːr/

galore

abundante
Meaning
In large amounts; abundant or plentiful.
Example
There were books galore in the old library.
Había libros abundantes en la vieja biblioteca.
C2 noun /ˈhjuːməs/

humus

humus
Meaning
The dark, organic material in soil formed from decayed plants and animals.
Example
The gardener enriched the soil with humus to improve plant growth.
El jardinero enriqueció el suelo con humus para mejorar el crecimiento de las plantas.
A2 noun /ˈfaɪəˌwɜːk/

firework

fuegos artificiales
Meaning
a device that explodes or creates a display of lights and sounds, often used in celebrations
Example
The fireworks lit up the sky during the New Year's Eve celebration.
Los fuegos artificiales iluminaron el cielo durante la celebración de la víspera de Año Nuevo.
B2 adverb /ˈbəʊld.li/

Boldly

valientemente; sin miedo
Meaning
in a confident and brave way; without fear
Example
She boldly stepped forward to face the challenge.
Ella dio un paso adelante con valentía para enfrentar el desafío.
B2 adjective /ˈdʒʌm.boʊ/

Jumbo

extraordinariamente grande; gigante
Meaning
exceptionally large; enormous; gigantic
Example
The jumbo jet was delayed at the airport.
El jumbo jet fue retrasado en el aeropuerto.
C1 noun /ˌkɑːr.diˈɒl.ə.dʒɪst/

cardiologist

cardiólogo
Meaning
A doctor specializing in diagnosing and treating heart diseases.
Example
She made an appointment with a cardiologist for her chest pain.
Ella hizo una cita con un cardiólogo debido al dolor en su pecho.
B2 adjective /aʊtˈstændɪŋ/

outstanding

extraordinario
Meaning
extremely good or impressive; not yet resolved or paid
Example
She received an award for her outstanding performance.
Recibió un premio por su actuación extraordinaria.
C1 adjective /ʌnˈtʃælɪndʒd/

Unchallenged

incontestable; aceptado sin oposición; sin rival
Meaning
not disputed or questioned; accepted without opposition; having no rival
Example
He remained the unchallenged champion for five years.
Él permaneció como el campeón indiscutido durante cinco años.
B2 noun /ˈdæf.ə.dɪl/

Daffodil

narciso
Meaning
A bright yellow spring flower with a trumpet-shaped center, symbolizing rebirth and new beginnings
Example
The daffodils bloomed early this spring in the meadow.
Los narcisos florecieron temprano esta primavera en el prado.
C1 noun ˈpær.ə.daɪm

paradigm

paradigma
Meaning
A typical example or pattern of something; a model or framework for understanding or approaching something.
Example
The paradigm of education is changing with digital technology.
El paradigma de la educación está cambiando con la tecnología digital.