cost-efficient
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B2 adjective /ˌkɒst.ɪˈfɪʃ.ənt/

cost-efficient

rentable
Meaning
Achieving maximum productivity with minimum wasted effort or expense.
Example
Cost-efficient solutions benefit industries.
Las soluciones rentables benefician a las industrias.
C1 adjective /ɪnˈdefɪnət/

Indefinite

indefinido
Meaning
not clearly defined; uncertain; vague; unlimited in time
Example
The meeting has been postponed for an indefinite period.
La reunión se ha pospuesto por un período indefinido.
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.
C2 noun /ˈoʊɡər/

ogre

ogro
Meaning
A mythical monster, often depicted as large, hideous, and cruel; metaphorically, a cruel or terrifying person.
Example
The villagers feared the ogre who lived in the dark forest.
Los aldeanos temían al ogro que vivía en el bosque oscuro.
C1 noun ˌnæn.oʊ.tekˈnɒl.ə.dʒi

nanotechnology

nanotecnología
Meaning
The branch of technology that deals with dimensions and tolerances of less than 100 nanometers.
Example
Nanotechnology is advancing medical treatments.
La nanotecnología está avanzando en los tratamientos médicos.
B1 adjective /kənˈviː.ni.ənt/

Convenient

conveniente; adecuado; práctico;
Meaning
fitting in well with a person's needs, activities, and plans; suitable and practical
Example
The new shopping mall is very convenient for our family.
El nuevo centro comercial es muy conveniente para nuestra familia.
B2 verb /kənˈsɜːrv/

conserve

conservar
Meaning
to protect something from harm or destruction; to use resources carefully to avoid waste
Example
We must conserve water during the dry season.
Debemos conservar agua durante la temporada seca.
C2 adjective /rɪˈfjuː.tə.bəl/

Refutable

refutable
Meaning
capable of being proven wrong or false; able to be disproved
Example
His theory was refutable because it could be tested experimentally.
Su teoría era refutable porque podía ser probada experimentalmente.
C1 verb /ˈdræm.ə.taɪz/

dramatize

dramatizar
Meaning
to present a story in a dramatic way, or to exaggerate something
Example
The novel was dramatized into a popular TV series.
La novela fue dramatizada en una popular serie de televisión.
B1 noun /ˈdɛv.əl/

devil

diablo
Meaning
An evil spirit or supernatural being often regarded as the embodiment of wickedness and harm.
Example
The story warned children about making deals with the devil.
La historia advirtió a los niños sobre hacer tratos con el diablo.
C2 adjective /ʌnˈtɛmpərd/

untempered

intempérate
Meaning
not moderated or softened; lacking proper balance or control
Example
The untempered anger of the crowd caused chaos.
La ira intempérate de la multitud causó caos.
C2 noun /ɔːrˈθɑːɡrəfi/

orthography

ortografía
Meaning
The conventional spelling system of a language.
Example
English orthography can be confusing for learners.
La ortografía del inglés puede ser confusa para los estudiantes.
B2 verb /koʊp/

cope

hacer frente a
Meaning
to deal effectively with something difficult
Example
She had to cope with a lot of pressure at work.
Ella tuvo que hacer frente a mucha presión en el trabajo.
C1 noun /ræθ/

Wrath

ira; cólera
Meaning
extreme anger; intense fury or indignation
Example
His wrath was terrible to behold.
Su ira era terrible de contemplar.
B1 noun /ˈvaɪtəmɪn/

vitamin

vitamina
Meaning
a natural substance needed by the body to stay healthy
Example
Fruits and vegetables are rich sources of vitamins.
Las frutas y verduras son fuentes ricas en vitaminas.
A1 verb /mʌst/

must

deber
Meaning
to be required or obligated to
Example
You must complete your homework before you go out.
Debes completar tu tarea antes de salir.
B2 verb kəˈlæbəreɪt

collaborate

colaborar
Meaning
To work jointly with others, especially in an intellectual endeavor; cooperate.
Example
Volunteers often collaborate with local organizations.
Los voluntarios a menudo colaboran con organizaciones locales.
A2 verb /ɡaɪd/

guide

guiar
Meaning
to show someone the way; to direct or influence behavior
Example
The teacher guides the students.
La maestra guía a los estudiantes.
B1 noun /ˈflaʊər veɪs/

Flower-vase

jarrón de flores
Meaning
a decorative container used to hold cut flowers
Example
She placed beautiful roses in the flower vase on the table.
Ella colocó hermosas rosas en el florero sobre la mesa.
B2 adjective /ˈʃæl.oʊ/

Shallow

superficial; poco profundo; falta de conocimiento profundo
Meaning
not deep; superficial; lacking depth of knowledge
Example
The shallow water is perfect for children to play.
El agua superficial es perfecta para que los niños jueguen.
B2 noun /roʊst/

Roast

carne asada
Meaning
Meat cooked by dry heat in an oven or over an open fire
Example
The Sunday roast was perfectly cooked and very tender.
El asado del domingo estaba perfectamente cocinado y muy tierno.
B1 noun /edʒ/

Edge

borde; filo
Meaning
the outside limit of an object or area; a sharp side of a blade
Example
Be careful not to cut yourself on the sharp edge of the knife.
Ten cuidado de no cortarte con el borde afilado del cuchillo.
C1 adjective /əˈvɜːrs/

averse

reacio
Meaning
having a strong dislike of or opposition to something
Example
He was averse to taking unnecessary risks.
Él estaba reacio a tomar riesgos innecesarios.
B2 noun /ˈoʊ.vər ɡroʊθ/

Over growth

crecimiento excesivo
Meaning
excessive growth beyond normal size; too much development or expansion
Example
The overgrowth of weeds made the garden look untidy.
El crecimiento excesivo de las malas hierbas hizo que el jardín pareciera descuidado.
A2 noun /stʌf/

stuff

cosas
Meaning
a collection of things or materials, typically unspecified or uncountable
Example
She packed all her stuff into the suitcase.
Ella empacó todas sus cosas en la maleta.
A2 noun /deθ/

Death

muerte
Meaning
the end of life; the permanent cessation of vital functions
Example
The death of the great leader was mourned by the entire nation.
La muerte del gran líder fue lamentada por toda la nación.
B1 noun, verb /ˈkɒndʌkt/ (noun), /kənˈdʌkt/ (verb)

conduct

comportamiento / conducir
Meaning
to organize or carry out; or a person's behavior
Example
The teacher conducted the exam fairly.
La profesora condujo el examen de manera justa.
A2 adverb /ɪnˈdiːd/

indeed

en efecto
Meaning
used to emphasize or confirm a statement
Example
It was a long journey indeed.
Fue un largo viaje, de hecho.
C2 noun /ˌbrɪɡ.əˈdɪər/

brigadier

brigadier
Meaning
A military officer rank, usually commanding a brigade.
Example
The brigadier inspected the troops before the parade.
El brigadier inspeccionó las tropas antes del desfile.
C1 noun /diːˌtɒksɪfɪˈkeɪʃən/

detoxification

desintoxicación
Meaning
The process of removing toxic substances from a living organism.
Example
Detoxification helps to cleanse the body of harmful substances.
La detoxificación ayuda a limpiar el cuerpo de sustancias dañinas.
C2 noun /ˈfriːˌmeɪsən/

freemason

francmasón miembro
Meaning
A member of an international fraternity known as Freemasonry, focused on moral and spiritual values.
Example
His grandfather was a respected freemason in the community.
Su abuelo era un respetado francmasón en la comunidad.
B1 adjective /ɪkˈspɪəriənst/

experienced

experimentado
Meaning
having knowledge or skill in a particular field gained through experience
Example
She is an experienced teacher who knows how to handle difficult students.
Ella es una profesora experimentada que sabe cómo manejar a estudiantes difíciles.
C1 noun /ˈɑː.kɪ.taɪp/

archetype

arquetipo, modelo original
Meaning
A very typical example of a certain person or thing; an original model or prototype.
Example
This painting is the archetype of modern art.
Esta pintura es el arquetipo del arte moderno.
B2 verb /ˌoʊvərˈsiː/

oversee

supervisar
Meaning
to supervise or watch over something; to manage and direct
Example
The manager will oversee the entire construction project.
El gerente supervisará todo el proyecto de construcción.
B2 verb prəˈmoʊtɪŋ

promoting

promocionar
Meaning
Supporting or actively encouraging; helping to develop or increase.
Example
Promoting practical education ensures skill development.
Promover la educación práctica asegura el desarrollo de habilidades.
C1 noun /ˈstɪɡmə/

stigma

estigma
Meaning
a mark of shame or disgrace associated with a particular circumstance or quality
Example
There is still a stigma around mental health issues in many societies.
Todavía existe un estigma en torno a los problemas de salud mental en muchas sociedades.
C2 adjective /ɪnˈvɪdiəs/

invidious

envidioso
Meaning
likely to arouse resentment, envy, or anger in others
Example
The manager's invidious remarks created tension among the employees.
Los comentarios envidiosos del gerente crearon tensión entre los empleados.
C1 verb /smɪr/

smear

untar / difamar
Meaning
to spread or apply a substance messily; to damage someone's reputation with false or unfair words
Example
The child smeared paint across the wall.
El niño untó pintura en la pared.
B2 adverb /ˈaʊtraɪt/

Outright

directamente; completamente; sin reservas
Meaning
completely; directly; without reservation or concealment
Example
She rejected the proposal outright.
Ella rechazó la propuesta directamente.
B2 noun /ˈwɔːfeər/

Warfare

guerra
Meaning
armed conflict between different countries or groups; the activity of fighting a war
Example
Modern warfare involves advanced technology and strategic planning.
La guerra moderna involucra tecnología avanzada y planificación estratégica.
B2 adjective /ɪmˈper.ə.tɪv/

imperative

imperativo
Meaning
Of vital importance; crucial; giving or expressing a command.
Example
It is imperative to address the climate crisis immediately.
Es imperativo abordar la crisis climática de inmediato.
C1 adjective /aɪˈreɪt/

irate

iracundo
Meaning
Extremely angry.
Example
The customer became irate after waiting for hours.
El cliente se puso iracundo después de esperar durante horas.
A1 pronoun /wɪtʃ/

which

cuál
Meaning
used to ask about one or more items from a defined set
Example
Which one do you prefer, the red or the blue?
¿Cuál prefieres, el rojo o el azul?
B2 noun /ˈrep.taɪl/

Reptile

Reptil
Meaning
a cold-blooded animal with scaly skin that lays eggs on land
Example
The lizard is a common reptile found in gardens.
El lagarto es un reptil común que se encuentra en los jardines.
B1 noun /ˌkɒmbɪˈneɪʃən/

combination

combinación / mezcla
Meaning
The act of joining or mixing two or more things together.
Example
This dish is a perfect combination of sweet and spicy flavors.
Este plato es una combinación perfecta de sabores dulces y picantes.
C2 adjective /ˈloʊð.səm/

Loathsome

repulsivo
Meaning
causing hatred or disgust; repulsive
Example
The loathsome smell from the garbage made everyone leave the room.
El olor repulsivo de la basura hizo que todos abandonaran la habitación.
B1 noun /ˈkʌntrisaɪd/

countryside

campo
Meaning
land outside cities and towns; rural areas with farms, fields, and villages
Example
She enjoys the peace and beauty of the countryside.
Ella disfruta de la paz y la belleza del campo.
A2 verb /voʊt/

vote

votar
Meaning
to make a choice in an election; to express preference
Example
Citizens vote to choose their representatives.
Los ciudadanos votan para elegir a sus representantes.
C1 adjective /ˈpɔɪ.njənt/

poignant

conmovedor, profundo
Meaning
evoking a keen sense of sadness or regret; deeply touching
Example
The movie's ending was so poignant that many in the audience were moved to tears.
El final de la película fue tan conmovedor que muchos en la audiencia se conmovieron hasta las lágrimas.
C1 noun /əˈkʌmpənɪmənt/

accompaniment

acompañamiento
Meaning
Something that goes together with or complements another thing, often music or food.
Example
The dish was served with a spicy sauce as an accompaniment.
El plato se sirvió con una salsa picante como acompañamiento.
C1 noun /ˌstætɪˈstɪʃən/

statistician

estadístico
Meaning
A person who specializes in collecting, analyzing, and interpreting numerical data.
Example
The statistician presented the survey results with great clarity.
El estadístico presentó los resultados de la encuesta con gran claridad.
C1 noun /ˈkroʊniˌɪzəm/

cronyism

clientelismo
Meaning
The practice of favoring friends or associates, especially in political appointments or business deals.
Example
The company was accused of cronyism in hiring practices.
La empresa fue acusada de clientelismo en las prácticas de contratación.
C1 noun /fɪˈdɛl.ɪ.ti/

fidelity

fidelidad
Meaning
Faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support.
Example
A dog's fidelity to its owner is unmatched.
La fidelidad de un perro hacia su dueño es incomparable.
C2 noun /ˈɛərəˌnɔːt/

aeronaut

aeronauta
Meaning
A person who travels in an airship, balloon, or other aircraft.
Example
The aeronaut skillfully guided the hot-air balloon across the valley.
El aeronauta guió hábilmente el globo aerostático a través del valle.
C1 noun ˈɪn.fər.əns

inference

inferencia
Meaning
A conclusion reached on the basis of evidence and reasoning; logical deduction.
Example
Scientists make inferences based on experimental data.
Los científicos hacen inferencias basadas en datos experimentales.
C2 noun /ˈpruːdəri/

prudery

pudor excesivo
Meaning
the behavior or attitude of people who are too easily shocked or offended by sexual matters
Example
His prudery often made others uncomfortable during open discussions.
Su pudor excesivo a menudo hacía que los demás se sintieran incómodos durante las discusiones abiertas.
C2 noun /ˈhækəlz/

hackles

el vello en la parte posterior del cuello de un animal que se erige cuando está enojado o alarmado; figurativamente, sentimientos de ira o resentimiento
Meaning
the hairs on the back of an animal’s neck that rise when it is angry or alarmed; figuratively, feelings of anger or resentment
Example
His rude comment raised my hackles.
Su comentario grosero levantó mis hackles.
C1 noun /ˈliːʒən/

lesion

lesión
Meaning
An area of damage or abnormal change in the tissue of an organism, often caused by injury or disease.
Example
The doctor examined the skin lesion carefully.
El doctor examinó cuidadosamente la lesión en la piel.
C1 adjective /ˈstɪndʒi/

stingy

tacaño
Meaning
unwilling to spend or give; miserly
Example
He is too stingy to buy a gift for his friend.
Es demasiado tacaño para comprar un regalo para su amigo.
C2 noun /ˌɪnkrɪˈdjuːləti/

incredulity

incredulidad
Meaning
the state of being unwilling or unable to believe something
Example
She looked at him with incredulity after hearing the strange story.
Ella lo miró con incredulidad después de escuchar la extraña historia.
B2 adjective /ˈstɑːrtəld/

startled

sobresaltado
Meaning
suddenly shocked or surprised by something unexpected
Example
She was startled by the loud noise outside.
Ella se sobresaltó por el ruido fuerte afuera.
C2 noun /ˈdɪti/

ditty

canción corta
Meaning
a short, simple song or poem
Example
She sang a cheerful little ditty while cooking.
Ella cantó una alegre canción corta mientras cocinaba.
C2 noun /ˈbræɡərt/

braggart

fanfarrón
Meaning
a person who boasts about achievements or possessions
Example
No one liked him because he was such a braggart.
Nadie lo quería porque era un fanfarrón.
B2 adjective /ˌærəˈmætɪk/

aromatic

aromático
Meaning
Having a pleasant and distinctive smell.
Example
The chef used aromatic herbs to flavor the dish.
El chef utilizó hierbas aromáticas para dar sabor al plato.
A1 noun/verb /fɪlm/

film

película
Meaning
a motion picture or movie; or to record on camera
Example
They watched a film together on the weekend.
Ellos vieron una película juntos el fin de semana.
B1 noun /ˈdɛkeɪd/

decade

década
Meaning
A period of ten years.
Example
The country has changed a lot in the past decade.
El país ha cambiado mucho en la última década.
A1 adjective /naɪs/

Nice

agradable; bonito; satisfactorio; atractivo
Meaning
pleasant; agreeable; satisfactory; good; attractive
Example
She wore a nice dress to the party.
Ella llevaba un vestido bonito a la fiesta.
B1 noun /ˈleɪ.bər/

Labour

trabajo físico o mental
Meaning
work involving physical or mental effort; workers as a group
Example
The construction required months of hard labour to complete.
La construcción requirió meses de duro trabajo para completarse.
C1 adjective, noun /ˈkɑːr.dɪ.nəl/

cardinal

cardenal / principal
Meaning
As an adjective: of prime importance; as a noun: a high-ranking Catholic clergyman or a type of bird.
Example
Honesty is a cardinal virtue in life.
La honestidad es una virtud cardinal en la vida.
C2 noun /ˈjɪərlɪŋ/

yearling

un animal de un año, especialmente un caballo
Meaning
an animal that is one year old, especially a horse
Example
The farmer sold the yearling at the livestock market.
El granjero vendió el añojo en el mercado de ganado.
C1 noun /ˈdɛdlɒk/

deadlock

bloqueo
Meaning
a situation in which progress is impossible because of disagreement
Example
Negotiations reached a deadlock after neither side agreed to compromise.
Las negociaciones llegaron a un bloqueo después de que ninguna de las partes aceptó comprometerse.
C2 verb /ˈkɒd.l̩/

coddle

mimar en exceso
Meaning
to treat someone with excessive care or kindness, often in a way that is overprotective
Example
Parents should support their children without coddling them.
Los padres deberían apoyar a sus hijos sin mimarlos.
C1 noun /nɑːrˈkɒtɪk/

narcotic

narcótico
Meaning
A drug that dulls the senses and relieves pain, often causing sleep and sometimes addiction.
Example
The police seized a large amount of narcotic substances.
La policía incautó una gran cantidad de sustancias narcóticas.
C1 verb /hɜːrl/

hurl

arrojar con fuerza
Meaning
To throw something with great force.
Example
The boy hurled a stone into the river.
El niño arrojó una piedra al río.
C1 noun /kəˈpɪl.ər.iz/

capillaries

capilares
Meaning
Any of the fine branching blood vessels that form a network between the arterioles and venules.
Example
Broken capillaries cause dark circles.
Las capilares rotas causan círculos oscuros.
C1 adjective /ˌɛpɪˈsɒdɪk/

episodic

episódico
Meaning
Happening occasionally or in separate parts; related to episodes.
Example
Her interest in art was episodic, coming and going over the years.
Su interés por el arte era episódico, viniendo y yendo a lo largo de los años.
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.
C2 adjective /ˌlɛvəlˈhɛdɪd/

levelheaded

calmado y sensato
Meaning
calm and sensible; showing good judgment.
Example
She remained levelheaded during the crisis.
Ella permaneció calmada durante la crisis.
C2 noun /ɪnˈvɛstɪtʃər/

investiture

ceremonia de investidura
Meaning
the formal ceremony of conferring authority, rank, or office
Example
The king held an investiture ceremony for the new knight.
El rey celebró una ceremonia de investidura para el nuevo caballero.
C2 noun /tʃɜːrl/

churl

grosero
Meaning
A rude, boorish, or ill-mannered person.
Example
The waiter was such a churl that customers left unhappy.
El camarero era tan grosero que los clientes se fueron descontentos.
B2 noun /ˈbɜːrdn/

burden

carga
Meaning
a heavy load, especially one that is difficult to carry
Example
The financial burden was too heavy for him to bear.
La carga financiera era demasiado pesada para él.
B1 noun /rɪˈkwɛst/

request

solicitud
Meaning
a formal or polite demand for something
Example
She made a request for additional time to complete the project.
Ella hizo una solicitud de tiempo adicional para completar el proyecto.
C2 noun /ˌɪdiəˈsɪŋkrəsi/

idiosyncrasy

idiosincrasia
Meaning
A distinctive or peculiar characteristic, habit, or mannerism unique to an individual.
Example
One of her idiosyncrasies was humming while working.
Una de sus idiosincrasias era tararear mientras trabajaba.
B2 adjective ɪˈmɜː.sɪv

immersive

inmersivo
Meaning
Providing, involving, or characterized by deep absorption or immersion in something.
Example
Virtual reality creates an immersive learning environment.
La realidad virtual crea un ambiente de aprendizaje inmersivo.
C1 adjective /ˈtɔːrtʃərəs/

torturous

tortuoso
Meaning
Extremely painful or causing great suffering; relating to or involving torture.
Example
The journey through the desert was long and torturous.
El viaje a través del desierto fue largo y tortuoso.
C1 noun /ˈdʒʊərər/

juror

miembro del jurado
Meaning
a member of a jury who is chosen to hear evidence in a legal case and help make a decision
Example
The juror listened carefully to the witness’s testimony.
El miembro del jurado escuchó cuidadosamente el testimonio del testigo.
C1 verb /ˈæk.lɪ.meɪt/

acclimate

aclimatarse
Meaning
To adapt or become accustomed to a new environment or situation
Example
It takes time to acclimate to a new climate.
Se necesita tiempo para aclimatarse a un nuevo clima.
C2 noun /ɪnˈtɜːrmənt/

interment

entierro
Meaning
The act of burying a dead body in a grave or tomb.
Example
The interment took place at the family cemetery.
El entierro tuvo lugar en el cementerio familiar.
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 ˌdiːˌrɛɡ.jʊˈleɪ.ʃən

deregulation

desregulación
Meaning
The removal or reduction of government regulations in an economic sector.
Example
Deregulation has increased competition in the telecommunications sector.
La desregulación ha aumentado la competencia en el sector de las telecomunicaciones.
B1 noun /dɪˈmænd/

Demand

demanda; deseo de los consumidores por bienes o servicios
Meaning
an urgent request; the desire of consumers for goods or services
Example
The demand for organic food has increased significantly in recent years.
La demanda de alimentos orgánicos ha aumentado significativamente en los últimos años.
B2 noun /ˈpælət/

palette

paleta
Meaning
a thin board or surface on which an artist sets and mixes colors; also a range of colors used in art or design
Example
The artist mixed vibrant shades on her palette before starting the painting.
La artista mezcló tonos vibrantes en su paleta antes de comenzar la pintura.
B2 noun /ˈtɪmbər/

timber

madera
Meaning
wood prepared for use in building and carpentry
Example
The house was built entirely from local timber.
La casa fue construida completamente con madera local.
C1 noun ɪˈpɪf.ə.ni

epiphany

revelación repentina o insight
Meaning
A moment of sudden revelation or insight.
Example
He had an epiphany about his true purpose in life.
Él tuvo una epifanía sobre su verdadero propósito en la vida.
C1 adjective /ˈvɪskəs/

viscous

viscoso
Meaning
Having a thick, sticky consistency between solid and liquid.
Example
Honey is a viscous liquid that flows slowly.
La miel es un líquido viscoso que fluye lentamente.
B1 noun ɪɡˌzæm.ɪˈneɪ.ʃənz

examinations

exámenes
Meaning
A detailed inspection or investigation; a formal test of a person's knowledge or proficiency.
Example
BPSC conducts rigorous examinations.
BPSC realiza exámenes rigurosos.
B2 noun /ˈkɒmɜːs/

commerce

comercio
Meaning
the activity of buying and selling goods and services
Example
International commerce has expanded significantly in recent years.
El comercio internacional ha crecido significativamente en los últimos años.
C1 verb /dɪˈɡreɪd/

degrade

degradar
Meaning
To lower in dignity, quality, or value; to treat with disrespect or to deteriorate.
Example
Harsh words can degrade a person's confidence.
Las palabras duras pueden degradar la confianza de una persona.
B2 adjective /ˌʌnəˈweər/

Unaware

inconsciente; ajeno; sin saber
Meaning
not knowing or realizing; having no knowledge of something
Example
She was completely unaware of the danger.
Ella estaba completamente inconsciente del peligro.
C2 noun /ˈjuːnɪvəˌlɛns/

univalence

univalencia
Meaning
The state of having a single valence or combining power, especially in chemistry.
Example
Hydrogen is characterized by its univalence in chemical reactions.
El hidrógeno se caracteriza por su univalencia en las reacciones químicas.
B2 noun /ˈɪnˌteɪk/

intake

ingesta
Meaning
the process of taking something in, especially food or drink
Example
He monitored his daily intake of calories to maintain a healthy diet.
Él monitoreó su ingesta diaria de calorías para mantener una dieta saludable.
C1 adjective /ˈʃɪvəlrəs/

chivalrous

caballeroso
Meaning
Behaving in a courteous, gallant, and honorable way, especially toward women.
Example
He was chivalrous, always opening doors for others.
Él era caballeroso, siempre abriendo puertas para los demás.
C1 noun /beɪl/

bale

fardo
Meaning
A large bundle of goods tightly wrapped and bound.
Example
The workers loaded the bale of cotton onto the truck.
Los trabajadores cargaron el fardo de algodón en el camión.
C2 noun /aɪˈdɒlətri/

idolatry

idolatría
Meaning
The worship of idols or extreme admiration for someone or something.
Example
The priest condemned the idolatry practiced in the village.
El sacerdote condenó la idolatría practicada en el pueblo.
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.
A1 verb /ˈwɔːtər/

water

regar
Meaning
to give water to plants or animals; to irrigate
Example
She waters the plants every morning.
Ella riega las plantas cada mañana.
B2 adjective ˈkʌtɪŋ ˌɛdʒ

cutting-edge

de vanguardia, innovador, tecnología de última generación
Meaning
The most advanced or innovative; at the forefront of development.
Example
This company develops cutting-edge technology.
Esta empresa desarrolla tecnología de vanguardia.
C2 adjective, noun /ˈɡreɪtɪŋ/

grating

sonido desagradable / rejilla de metal
Meaning
Harsh and unpleasant to the senses, especially sound; a framework of bars covering an opening.
Example
The teacher's grating voice made it hard to concentrate.
La voz desagradable del maestro hacía difícil concentrarse.
A1 noun /ˈmuːvi/

movie

felicidad
Meaning
A motion picture or film shown in a cinema or on television.
Example
We watched a movie together last night.
Ella no pudo esconder su felicidad cuando recibió el premio.
A1 noun /ˈteɪbəl/

table

mesa
Meaning
A piece of furniture with a flat top and legs, used for working at or placing items on.
Example
They placed the documents on the table.
Colocaron los documentos sobre la mesa.
C1 adjective /ˈaɪərnˌklæd/

ironclad

inquebrantable
Meaning
impossible to change, break, or dispute; very strong and firm
Example
The company had an ironclad contract with its suppliers.
La empresa tenía un contrato inquebrantable con sus proveedores.
B1 noun /ˈsʌb.mə.riːn/

Sub-marine

submarino
Meaning
a warship with a streamlined hull designed to operate completely submerged in the sea
Example
The submarine dived deep into the ocean to avoid detection.
El submarino se sumergió profundamente en el océano para evitar ser detectado.
C1 noun səˈsteɪnəbəl ˈpræktɪsɪz

sustainable practices

prácticas sostenibles
Meaning
Methods and activities that can be maintained over time without depleting natural resources or harming the environment.
Example
Sustainable practices are vital for environmental preservation.
Las prácticas sostenibles son vitales para la preservación del medio ambiente.
C1 verb /ˌsuːpərɪmˈpoʊz/

superimpose

superponer
Meaning
to place one thing on top of another so that both can be seen
Example
The editor superimposed text over the image.
El editor superpuso texto sobre la imagen.
B2 noun /ˈstɑːrtər/

starter

persona o cosa que inicia algo; el primer plato de una comida
Meaning
a person or thing that starts something; the first course of a meal
Example
The starter of the meal was a fresh salad.
El primer plato de la comida era una ensalada fresca.
C2 noun ˈdɒɡ.ɪd.nəs

doggedness

perseverancia
Meaning
Stubborn persistence in achieving something without giving up.
Example
His doggedness in pursuing his goals was inspiring.
Su perseverancia en alcanzar sus metas fue inspiradora.
C1 noun /buːn/

boon

bendición
Meaning
A thing that is helpful or beneficial.
Example
The internet is a boon to modern education.
Internet es una bendición para la educación moderna.
A1 noun /aɪ/

Eye

ojo; vista
Meaning
the organ of sight; the ability to see
Example
Her eyes sparkled with joy.
Sus ojos brillaban de alegría.
B2 adjective /ˈmɪnɪməl/

minimal

mínimo
Meaning
the smallest or least amount possible
Example
The damage to the car was minimal after the accident.
El daño al coche fue mínimo después del accidente.
C2 adjective, noun /ˈænθrəpɔɪd/

anthropoid

antropoide
Meaning
Resembling a human being in form; a primate such as apes and monkeys.
Example
The gorilla is considered an anthropoid ape.
El gorila es considerado un antropoide.
B1 verb /rɪˈɡɑːrd/

regard

considerar
Meaning
to consider or think of in a particular way; to look at
Example
She regards him as her best friend.
Ella lo considera su mejor amigo.