polity
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C2 noun /ˈpɒlɪti/

polity

política, sistema de gobierno
Meaning
an organized society or form of government
Example
The ancient Greek polity had a system of city-states.
La antigua política griega tenía un sistema de ciudades-estado.
C2 adjective /bjuːˈkɒlɪk/

bucolic

bucólico
Meaning
Relating to the pleasant aspects of the countryside and country life.
Example
They enjoyed a bucolic picnic by the river.
Ellos disfrutaron de un picnic bucólico junto al río.
C2 adjective /ˌɪnˈekspɜːrt/

inexpert

inexperto
Meaning
not skilled or experienced; lacking expertise
Example
The inexpert handling of the machine caused several mistakes.
El manejo inexperto de la máquina causó varios errores.
B2 noun /ɪnˌtɜːrprəˈteɪʃən/

interpretation

interpretación
Meaning
the action of explaining the meaning of something
Example
The teacher gave her own interpretation of the poem.
La profesora dio su propia interpretación del poema.
C1 noun /sɪˈtɑːr/

Sitar

sitar
Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
El sitar crea hermosos ragas en la música clásica india.
A1 verb /keɪm/

came

vino
Meaning
past tense of 'come'
Example
She came to the party on time.
Ella vino a la fiesta a tiempo.
A1 adjective /truː/

True

verdadero; genuino;
Meaning
in accordance with fact or reality; accurate; genuine
Example
It is true that hard work leads to success.
Es cierto que el trabajo duro lleva al éxito.
C2 verb /ˌækwiˈɛs/

acquiesce

aceptar sin protestar
Meaning
to accept something reluctantly but without protest
Example
She decided to acquiesce to her parents’ wishes.
Ella decidió aceptar sin protestar los deseos de sus padres.
C1 verb /ˈræʃənəlaɪz/

rationalize

racionalizar
Meaning
to attempt to explain or justify behavior or decisions with logical reasons, even if they are not true or appropriate
Example
She tried to rationalize her lateness by blaming the traffic.
Ella trató de racionalizar su retraso culpando al tráfico.
C1 verb /ˌaʊtˈweɪ/

outweigh

ser más importante
Meaning
To be more important, valuable, or significant than something else.
Example
The benefits of the new policy outweigh the risks.
Los beneficios de la nueva política superan los riesgos.
C1 adjective /ɪnˈθrɔː.lɪŋ/

enthralling

fascinante
Meaning
Captivating and holding one's attention completely; fascinating.
Example
The movie was enthralling, keeping the audience engaged till the end.
La película fue fascinante, manteniendo al público cautivado hasta el final.
C1 adjective /ˌfɪl.hɑːrˈmɒn.ɪk/

philharmonic

relacionado con una orquesta sinfónica
Meaning
relating to a symphony orchestra or its music
Example
The philharmonic orchestra performed a stunning rendition of Beethoven's Ninth Symphony.
La orquesta filarmónica realizó una impresionante interpretación de la Novena Sinfonía de Beethoven.
C1 adjective /ˈfɜːrtɪv/

furtive

furtivo
Meaning
Attempting to avoid notice or attention, typically because of guilt or a belief that discovery would lead to trouble.
Example
He cast a furtive glance at the door before leaving.
Él echó una mirada furtiva a la puerta antes de salir.
C2 verb /fɪltʃ/

filch

robar
Meaning
to steal something in a sneaky or petty way
Example
He tried to filch a candy bar from the shop.
Él intentó robar una barra de caramelo de la tienda.
C2 adjective /ˈfrəʊərd/

froward

terco
Meaning
Difficult to deal with; contrary and disobedient.
Example
The teacher found the froward child hard to manage.
El maestro encontró al niño terco difícil de manejar.
C1 verb /dɪˈkraɪ/

decry

denunciar
Meaning
to publicly criticize or express strong disapproval of something
Example
Many activists decry the destruction of the rainforest.
Muchos activistas condenan la destrucción de la selva tropical.
B2 verb /rɪˈdʒɔɪs/

rejoice

regocijarse
Meaning
to feel or show great joy; to celebrate
Example
The family rejoices at the good news.
La familia se regocija con las buenas noticias.
C2 noun /ˈbɑːrtərər/

barterer

truequero
Meaning
A person who trades goods or services without using money.
Example
The barterer exchanged fruits for some pottery.
El truequero intercambió frutas por algunas vasijas.
B1 adjective /ˈel.dər.li/

Elderly

anciano; mayor; de la tercera edad
Meaning
aged; advanced in years; old
Example
The elderly man walked slowly with his cane.
El hombre anciano caminaba lentamente con su bastón.
A1 verb /kɔːst/

cost

costar
Meaning
to have a price of; to require payment; to cause loss
Example
This book will cost twenty dollars.
Este libro costará veinte dólares.
B2 verb /swel/

swell

hincharse
Meaning
to become larger, rounder, or thicker; to increase in size
Example
Her ankle began to swell after the injury.
Su tobillo comenzó a hincharse después de la lesión.
A2 noun /ˈɡroʊ.sər.i/

grocery

tienda de comestibles
Meaning
A store that sells food and household supplies.
Example
She went to the grocery to buy vegetables.
Ella fue a la tienda de comestibles a comprar verduras.
B2 noun /ɡoʊld fɪʃ/

Gold fish

pez dorado
Meaning
a small ornamental freshwater fish with golden or orange coloration, commonly kept as a pet
Example
The goldfish swam in circles around its glass bowl.
El pez dorado nadaba en círculos alrededor de su pecera de vidrio.
B2 noun /ˌkɑm.pənˈseɪ.ʃən/

Compensation

compensación; remuneración
Meaning
something given or received as an equivalent for services, debt, loss, injury, or suffering; payment or reward
Example
The company provided financial compensation to the workers injured in the accident.
La empresa proporcionó compensación financiera a los trabajadores lesionados en el accidente.
A1 preposition, conjunction, adverb /ˈæftər/

after

después
Meaning
in the time following an event or another action
Example
We went for ice cream after the movie.
Fuimos a comer helado después de la película.
A2 adjective /ˈθɜːr.sti/

Thirsty

sediento
Meaning
feeling a need to drink; having a strong desire for something
Example
I am very thirsty after running in the heat.
Estoy muy sediento después de correr en el calor.
B2 noun /ˈnæp.kɪn/

Nap Kin

servilleta
Meaning
a piece of cloth or paper used for wiping the mouth and hands while eating
Example
She placed the napkin on her lap before starting dinner.
Ella colocó la servilleta sobre su regazo antes de comenzar a cenar.
B2 adjective /ˈɒp.ʃən.əl/

Optional

opcional
Meaning
not compulsory; left to choice
Example
Wearing a tie is optional for this event.
Usar una corbata es opcional para este evento.
B2 noun rɪsk ˈfæktər

risk factor

factor de riesgo
Meaning
Something that increases the likelihood of developing a disease or condition
Example
Water pollution is a significant risk factor for health.
La contaminación del agua es un factor de riesgo significativo para la salud.
C1 noun ˌsʌb.sɪ.dɪˈzeɪ.ʃən

subsidization

subsidio
Meaning
Financial assistance provided by government to make certain goods or services more affordable.
Example
Subsidization of agriculture helps farmers maintain crop production.
La subsidización de la agricultura ayuda a los agricultores a mantener la producción de cultivos.
A2 noun /nʌt/

nut

nuez
Meaning
a hard-shelled fruit that contains a seed, or a small metal piece used in machinery
Example
She ate a peanut, which is a type of nut.
Ella comió un maní, que es un tipo de nuez.
B1 adverb /prɪˈsaɪs.li/

precisely

precisamente
Meaning
In an exact and accurate manner, with attention to detail.
Example
The robotic arm performed the operation precisely.
El brazo robótico realizó la operación precisamente.
C2 noun /əˈpɜːrtənəns/

appurtenance

complemento / accesorio
Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
El garaje es un complemento de la casa principal.
C1 adjective /prɪm/

prim

excesivamente formal o correcto
Meaning
stiffly formal and proper in appearance or behavior
Example
She looked prim in her neatly pressed dress.
Ella se veía prim en su vestido bien planchado.
C2 verb /prɪmp/

primp

felicidad
Meaning
To spend time making minor adjustments to one's appearance.
Example
She primped in front of the mirror before the party.
Ella no pudo esconder su felicidad cuando recibió el premio.
A2 verb /taɪp/

type

teclear
Meaning
to write using a keyboard or typewriter
Example
She can type very fast on the computer.
Ella puede escribir muy rápido en la computadora.
C1 verb /ˌʌndərˈlaɪ/

underlie

subyacer
Meaning
to be the hidden cause or basis of something
Example
Strong cultural traditions underlie the community's practices.
Las fuertes tradiciones culturales subyacen a las prácticas de la comunidad.
A2 adjective /ɡlæd/

Glad

contento; alegre; feliz;
Meaning
happy; pleased; delighted;
Example
I am glad to see you after such a long time.
Estoy contento de verte después de tanto tiempo.
C1 adjective /ˈpoʊləraɪzd/

polarized

polarizado
Meaning
divided into two sharply contrasting groups or opinions
Example
The debate polarized the community on the issue of climate change.
El debate polarizó a la comunidad sobre el tema del cambio climático.
C1 verb /nɪˈɡeɪt/

negate

negar, invalidar
Meaning
To cancel out or make ineffective; to deny the truth of something.
Example
The new evidence will negate the claims made earlier.
Las nuevas pruebas invalidarán las afirmaciones hechas anteriormente.
C2 noun /ˈɡæŋ.ɡriːn/

gangrene

gangrena
Meaning
The death of body tissue due to lack of blood supply or infection.
Example
If untreated, the wound may lead to gangrene.
Si no se trata, la herida puede llevar a la gangrena.
B2 noun /ˌvɛrɪfɪˈkeɪʃən/

verification

verificación
Meaning
The process of establishing the truth, accuracy, or validity of something.
Example
The bank requires verification of identity before opening an account.
El banco requiere verificación de identidad antes de abrir una cuenta.
C2 adjective /ˌæktʃuˈɛəriəl/

actuarial

actuarial
Meaning
Relating to actuaries or their work of analyzing financial risk and uncertainty, especially in insurance and pensions.
Example
The company relied on actuarial reports to set insurance premiums.
La empresa confió en los informes actuariales para fijar las primas de seguros.
C1 noun /ˈriːpər/

reaper

una persona o máquina que corta y recoge cultivos
Meaning
a person or machine that cuts and gathers crops
Example
The reaper moved slowly through the golden fields.
El ríper se movió lentamente a través de los campos dorados.
C1 noun esˈθet.ɪks

aesthetics

estética
Meaning
A set of principles concerned with the nature and appreciation of beauty, especially in art and design.
Example
Interior design focuses on aesthetics and functionality.
El diseño de interiores se centra en la estética y funcionalidad.
C1 noun /ˈbʊzəm/

bosom

pecho
Meaning
the human chest, especially a woman’s breast; also used metaphorically to refer to closeness or intimacy
Example
She kept the secret close to her bosom.
Ella guardó el secreto cerca de su pecho.
C2 noun /ˌmɛtəfɪˈzɪʃən/

metaphysician

metafísico
Meaning
A person who studies or is an expert in metaphysics.
Example
The metaphysician debated the essence of reality with his peers.
El metafísico debatió la esencia de la realidad con sus compañeros.
B1 noun /ˈsʌb.ɜːb/

Suburb

suburbio
Meaning
a residential area outside the central part of a city; an outlying district of a city
Example
They moved to a quiet suburb to raise their children away from city noise.
Se mudaron a un suburbio tranquilo para criar a sus hijos lejos del ruido de la ciudad.
C1 adjective /fəˈnɛtɪk/

phonetic

fonético
Meaning
relating to the sounds of speech or pronunciation
Example
The teacher taught the students the phonetic spelling of difficult words.
El maestro enseñó a los estudiantes la ortografía fonética de las palabras difíciles.
A1 verb /ɡroʊ/

grow

crecer
Meaning
to become larger or greater over a period of time; to develop
Example
Plants grow faster in spring.
Las plantas crecen más rápido en primavera.
C1 noun ˌmɪs.kənˈsɛp.ʃən

misconception

idea equivocada
Meaning
A wrong idea or false understanding about something.
Example
There is a common misconception that success happens overnight.
Hay una idea errónea común de que el éxito ocurre de la noche a la mañana.
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.
C2 noun /vɛnˈdɪʃən/

vendition

venta
Meaning
The act of selling; sale.
Example
The auction was a formal vendition of the estate's assets.
La subasta fue una venta formal de los activos de la propiedad.
B2 adverb /ˈsɒftli/

softly

suavemente o tranquilamente
Meaning
in a gentle or quiet way.
Example
She spoke softly so as not to wake the baby.
Ella habló suavemente para no despertar al bebé.
A1 noun /taɪm/

time

tiempo
Meaning
a measured or measurable period during which an action, process, or condition exists or continues
Example
I don’t have enough time to finish the project.
No tengo suficiente tiempo para terminar el proyecto.
C2 verb /ˈdʒɛsteɪt/

gestate

gestar
Meaning
to carry and develop in the womb during pregnancy; to develop an idea over a period of time
Example
The mother whale gestates her calf for over a year.
La madre ballena gestates a su cría por más de un año.
C2 noun /ˈtɒksɪn/

tocsin

campana de alarma
Meaning
an alarm bell or signal; a warning that something bad is about to happen
Example
The data breach sounded a tocsin for stricter security.
La fuga de datos sonó como una campana de alarma para una seguridad más estricta.
C2 adjective /ˌhaɪpərˈbɔːriən/

hyperborean

hiperbóreo
Meaning
Relating to the extreme north; very cold or frigid.
Example
The explorers prepared for the hyperborean climate of the Arctic.
Los exploradores se prepararon para el clima hiperbóreo del Ártico.
B2 noun /ˈtʃer.i ˌblɒs.əm/

Cherry Blossom

flor de cerezo
Meaning
the pink or white flowers of a cherry tree that bloom in spring
Example
The cherry blossoms bloom beautifully in April.
Las flores de cerezo florecen hermosamente en abril.
C1 noun /ˈwɪtʃ.krɑːft/

witchcraft

brujería
Meaning
the practice of magical skills, spells, and abilities
Example
In old times, many people believed in witchcraft.
En tiempos antiguos, muchas personas creían en la brujería.
A1 noun /naɪn/

nine

nueve
Meaning
the number that is one more than eight
Example
She has nine books in her collection.
Ella tiene nueve libros en su colección.
C2 verb /ˌmælˈtriːt/

maltreat

maltratar
Meaning
To treat someone cruelly or unfairly.
Example
The law punishes those who maltreat animals.
La ley castiga a aquellos que maltratan a los animales.
B1 verb /ˈtrɪp.əl/

triple

triplicar
Meaning
To increase or become three times as much.
Example
The company tripled its profits in just one year.
La empresa triplicó sus ganancias en solo un año.
B1 verb /ˈkwɒlɪfaɪ/

qualify

calificar
Meaning
to successfully complete a course or pass an exam; to become eligible
Example
She worked hard to qualify for the competition.
Ella trabajó duro para calificar para la competencia.
C2 noun (plural, informal) /skædz/

scads

montones
Meaning
A large number or quantity of something (informal).
Example
She has scads of friends in the city.
Ella tiene montones de amigos en la ciudad.
C1 verb /ˈklæmbər/

clamber

escalar con dificultad
Meaning
to climb with effort or difficulty, often using both hands and feet
Example
The children clambered over the rocks to reach the cave.
Los niños escalaron las rocas para llegar a la cueva.
C1 noun /kwɪnˈtɛt/

quintet

quinteto
Meaning
A group of five people or things, especially musicians.
Example
The jazz quintet performed beautifully.
El quinteto de jazz tocó maravillosamente.
C1 noun /ˈdɒktrɪn/

doctrine

doctrina
Meaning
A set of beliefs or principles held and taught by a religious, political, or other group.
Example
The church follows a strict doctrine on moral values.
La iglesia sigue una estricta doctrina sobre los valores morales.
B2 noun /ɡoʊld rɪŋ/

Gold ring

anillo de oro
Meaning
a circular band of gold worn as jewelry, typically on a finger
Example
He gave her a beautiful gold ring for their anniversary.
Él le dio un hermoso anillo de oro para su aniversario.
C2 noun /ˈklæpər/

clapper

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

Dazzling

deslumbrante; impresionante
Meaning
extremely bright and impressive; brilliant and stunning
Example
The dazzling lights of the city amazed the tourists.
Las deslumbrantes luces de la ciudad sorprendieron a los turistas.
C1 noun /ˈvɪdʒ.ɪ.ləns/

vigilance

vigilancia
Meaning
The action or state of keeping careful watch for possible danger or difficulties.
Example
Constant vigilance is required in cybersecurity.
Se requiere vigilancia constante en ciberseguridad.
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.
B2 adjective /senˈseɪʃənəl/

Sensational

sensacional; impresionante; asombroso
Meaning
causing great excitement or shock; extremely impressive
Example
The sensational performance left the audience speechless.
El rendimiento sensacional dejó a la audiencia sin palabras.
B2 noun /ræɡ/

Rag

trapo viejo; tela desgastada utilizada para limpiar
Meaning
a piece of old cloth used for cleaning; worn-out clothing
Example
She used an old rag to clean the dusty table.
Ella usó un trapo viejo para limpiar la mesa polvorienta.
C2 noun /feɪt/

fete

fiesta, celebración
Meaning
a celebration or festival, often in honor of someone
Example
The village held a grand fete to celebrate the harvest.
El pueblo celebró una gran fiesta para celebrar la cosecha.
B1 noun /ˈpɜr.fjuːm/

Perfume

perfume
Meaning
a fragrant liquid made from essential oils and alcohol; a pleasant smell
Example
She wore her favorite perfume to the party.
Ella llevaba su perfume favorito a la fiesta.
C2 adjective /ˌæntɪˈmʌndeɪn/

antemundane

previo a la creación del mundo
Meaning
Existing or occurring before the creation of the world.
Example
Some myths speak of an antemundane chaos before order was established.
Algunos mitos hablan de un caos antemundano antes de que se estableciera el orden.
B2 noun ˈsʌbˌaɪtəlz

subtitles

subtítulo
Meaning
Captions displayed at the bottom of a movie or television screen that translate or transcribe the dialogue or narrative.
Example
Use subtitles for better understanding.
Usa subtítulos para una mejor comprensión.
B2 noun /ˌæl.əˈɡeɪ.ʃən/

Allegation

acusación
Meaning
a claim that someone has done something wrong or illegal
Example
The allegation against him was proven false.
La acusación contra él fue probada falsa.
C2 adjective /ˌɪnkoʊˈɜːrsəbl̩/

incoercible

incoercible
Meaning
Not capable of being forced, compelled, or restrained.
Example
Her incoercible spirit inspired others to fight for justice.
Su espíritu incoercible inspiró a otros a luchar por la justicia.
B1 noun /ˈkɒnflɪkt/

conflict

conflicto
Meaning
A serious disagreement or argument, often a prolonged one.
Example
The two countries are trying to resolve the conflict through negotiations.
Los dos países están tratando de resolver el conflicto a través de negociaciones.
C2 adjective /ˌmɔːrɡəˈnætɪk/

morganatic

matrimonio morganático
Meaning
relating to a marriage in which one partner, usually of lower social rank, does not share the titles or privileges of the other
Example
The prince entered into a morganatic marriage with a commoner.
El príncipe entró en un matrimonio morganático con una plebeya.
C2 noun /ˈsʌplɪkənt/

supplicant

suplicante
Meaning
A person who humbly or earnestly asks for something, usually from a person of authority.
Example
The temple was filled with supplicants seeking blessings.
El templo estaba lleno de suplicantes buscando bendiciones.
B2 adjective /ˈʃɔːrt ˌsaɪtɪd/

Short-sighted

miopía; visión a corto plazo
Meaning
lacking foresight or consideration for the future; myopic
Example
His short-sighted decision to quit school early affected his career prospects.
Su decisión miope de abandonar la escuela temprano afectó sus perspectivas profesionales.
B2 adverb /ðɛrˈæftər/

thereafter

después de eso
Meaning
from that time on
Example
He moved to Canada and thereafter started a new life.
Se mudó a Canadá y después de eso comenzó una nueva vida.
B2 adjective /ˈsɛl.əˌbreɪ.tɪd/

celebrated

célebre
Meaning
Widely known and praised; famous for an achievement.
Example
He is a celebrated author in the field of literature.
Él es un autor celebrado en el campo de la literatura.
A1 noun /ˈʌŋkəl/

uncle

tío
Meaning
the brother of one's father or mother
Example
My uncle is visiting us next week.
Mi tío nos visitará la próxima semana.
C1 noun məˈriːn ˈsɜː.veɪ

marine survey

estudio marino. levantamiento marítimo.
Meaning
A systematic examination of the sea, seabed, and underwater features for the purpose of making maps or gathering other information.
Example
The marine survey identified the ideal cable routes.
El estudio marino identificó las rutas ideales para los cables.
B1 verb /ˈrɛdʒɪstər/

register

registrar
Meaning
To enter or record officially on a list or in a book.
Example
You must register for the conference before the deadline.
Debes registrarte para la conferencia antes de la fecha límite.
C2 adjective /ˈfjuːzəbl/

fusible

fundible
Meaning
Capable of being melted or fused.
Example
The engineer used a fusible alloy in the experiment.
El ingeniero usó una aleación fundible en el experimento.
B2 noun /hɜːb/ (US) /hɜːb/ or /ɜːb/

herb

hierba
Meaning
a plant used for flavoring food, medicine, or perfume
Example
Basil is a popular herb used in Italian cuisine.
La albahaca es una hierba popular en la cocina italiana.
B2 noun /ˈloʊ.təs/

Lotus

loto
Meaning
a large water flower that floats on the surface of ponds and lakes
Example
The lotus flower blooms beautifully in the quiet pond.
La flor de loto florece hermosamente en el estanque tranquilo.
B2 adjective /ˌɪnkənˈsɪstənt/

inconsistent

inconsistente
Meaning
Not staying the same throughout; lacking harmony or regularity.
Example
His answers were inconsistent and confusing.
Sus respuestas fueron inconsistentes y confusas.
A2 noun /ɡlʌvz/

Gloves

guantes
Meaning
coverings for the hands with separate parts for each finger
Example
She wore warm gloves to protect her hands from the cold.
Ella usó guantes calientes para proteger sus manos del frío.
C1 noun /krʊk/

crook

delincuente
Meaning
a dishonest person, especially a criminal
Example
The police finally caught the crook who had been stealing cars.
La policía finalmente atrapó al delincuente que había estado robando autos.
C1 noun /ˈhɑː.mɪ.saɪd/

Homicide

homicidio
Meaning
the deliberate and unlawful killing of one person by another; murder
Example
The detective was assigned to investigate the homicide that occurred downtown last night.
El detective fue asignado para investigar el homicidio ocurrido en el centro de la ciudad anoche.
C2 noun /ˈnɪk.næk/

knickknack

felicidad
Meaning
A small decorative object, especially in a house.
Example
The shelf was full of little knickknacks collected from their travels.
No pudo ocultar su felicidad cuando recibió el premio.
B2 noun, verb /rɪər/

rear

parte trasera / criar
Meaning
the back part of something; to bring up or raise children or animals
Example
The mother cat reared her kittens in a quiet corner.
La madre gata crió a sus gatitos en una esquina tranquila.
B1 verb /kæst/

cast

lanzar
Meaning
to throw; to choose actors for a play; to shape metal
Example
The fisherman casts his line into the water.
El pescador lanza su línea al agua.
C1 adjective /ɪˈnuːmərəbəl/

Innumerable

innumerable; incontable; infinito
Meaning
too many to be counted; countless; infinite in number
Example
There are innumerable stars in the night sky that we cannot see with our naked eyes.
Hay innumerables estrellas en el cielo nocturno que no podemos ver con nuestros ojos desnudos.
C1 verb /ˈɑːrbɪtreɪt/

arbitrate

arbitrar
Meaning
to settle a dispute between two parties by acting as an impartial judge
Example
The committee agreed to arbitrate the contract dispute.
El comité acordó arbitrar la disputa del contrato.
C1 adjective /pərˈvɜːrs/

perverse

perverso
Meaning
showing a deliberate desire to behave in a way that is unreasonable, contrary, or unacceptable
Example
He took a perverse pleasure in upsetting his colleagues.
Él tomó un placer perverso al molestar a sus compañeros.
C2 noun /ˈɡæli/

galley

cocina de barco
Meaning
A low, flat ship used in ancient times, often with sails and oars; also, a kitchen on a ship or aircraft.
Example
The galley was filled with the smell of freshly cooked food.
La cocina de barco estaba llena del olor de la comida recién cocinada.
A1 noun /ˈsɪstər/

sister

hermana
Meaning
a female sibling; a girl or woman in relation to other children of her parents
Example
My sister is coming to visit us next week.
Mi hermana vendrá a visitarnos la próxima semana.
C2 noun, verb /ˈæseɪ/

assay

ensayo
Meaning
To test or analyze the quality, purity, or content of a substance; the act of such testing.
Example
The scientists assayed the mineral sample for gold content.
Los científicos analizaron la muestra mineral para el contenido de oro.
B2 adjective /ˈvɛriəbl/

Variable

variable
Meaning
able to change; not consistent or having a fixed pattern
Example
The weather has been very variable this week.
El clima ha sido muy variable esta semana.
B2 noun /mɒsk/

mosque

mezquita
Meaning
A Muslim place of worship.
Example
They gathered at the mosque for the Friday prayer.
Se reunieron en la mezquita para la oración del viernes.
C1 noun /ˈtɛknɪk/

technic

técnica
Meaning
A method, skill, or art in a particular field, especially in the arts or sciences.
Example
The artist’s technic in watercolor impressed the judges.
La técnica del artista en acuarela impresionó a los jueces.
C2 verb /ˈnɪɡəl/

niggle

molestar levemente pero de forma persistente
Meaning
to cause slight but persistent annoyance, discomfort, or worry
Example
A small doubt niggled at her mind.
Una pequeña duda la molestaba en su mente.
C2 adjective /dɪˈsɛnʃənt/

dissentient

disidente
Meaning
Expressing or holding opinions that are opposed to the majority or official view.
Example
Only a few dissentient voices were heard during the debate.
Solo unas pocas voces disidentes se escucharon durante el debate.
A2 noun /ˈɛndʒɪn/

engine

motor
Meaning
A machine designed to convert energy into mechanical power.
Example
The car's engine failed on the highway.
El motor del coche falló en la carretera.
C2 noun /ˌɪkθiˈɒlədʒi/

ichthyology

icthología
Meaning
The branch of zoology that deals with fish.
Example
He pursued a degree in ichthyology at the university.
Obtuvo un título en ictiología en la universidad.
C1 noun /ˌbɪbliˈɒɡrəfi/

bibliography

bibliografía
Meaning
a list of books, articles, or other sources used or referred to in scholarly work
Example
The report includes a detailed bibliography at the end.
El informe incluye una bibliografía detallada al final.
B1 noun /brif/

Brief

breve; corto
Meaning
a concise statement of the facts; a set of instructions given to a person about a job or task
Example
The lawyer received a detailed brief about the upcoming court case.
El abogado recibió un informe detallado sobre el próximo caso judicial.
C1 adjective /ˈspʌndʒi/

Spongy

esponjoso
Meaning
soft and full of holes like a sponge; porous
Example
The cake had a light and spongy texture.
El pastel tenía una textura ligera y esponjosa.
C1 noun speɪst ˌrep.ɪˈtɪʃ.ən

spaced repetition

repetición espaciada
Meaning
A learning technique that involves reviewing information at increasing intervals to improve long-term retention.
Example
Spaced repetition helps in long-term memory retention.
La repetición espaciada ayuda a retener la memoria a largo plazo.
B2 adjective /ɪˈkwɪv.ə.lənt/

Equivalent

equivalente; igual
Meaning
equal in value, amount, function, or meaning; having the same effect or result
Example
This amount is equivalent to ten dollars.
Esta cantidad es equivalente a diez dólares.
C1 adjective /ˈtɛsti/

testy

irritable
Meaning
Easily irritated or annoyed.
Example
He became testy when asked the same question repeatedly.
Se puso irritable cuando le hicieron la misma pregunta repetidamente.
C1 noun /ˈsækrɪlɪdʒ/

sacrilege

sacrilegio
Meaning
Violation or misuse of what is regarded as sacred.
Example
Stealing from the temple was considered an act of sacrilege.
Robar del templo se consideraba un acto de sacrilegio.
C2 noun /ˈsɒfɪzəm/

sophism

sofisma
Meaning
a clever but misleading argument; fallacious reasoning
Example
The politician's speech was full of sophism designed to mislead voters.
El discurso del político estaba lleno de sofismo diseñado para engañar a los votantes.