enzymatic
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C2 adjective /ˌen.zɪˈmæt.ɪk/

enzymatic

relacionado con enzimas
Meaning
Relating to or involving enzymes, which are proteins that catalyze biochemical reactions in living organisms.
Example
Enzymatic reactions regulate metabolism in the human body.
Las reacciones enzimáticas regulan el metabolismo en el cuerpo humano.
A2 noun /ɪɡˈzæm/

exam

examen
Meaning
a formal test of a person's knowledge or skill in a subject
Example
She studied hard for her final exam.
Ella estudió mucho para su examen final.
A2 adjective ˈiːkwəl

equal

igual
Meaning
Being the same in quantity, size, degree, or value; having the same status or treatment.
Example
Bose was regarded as Galileo's equal.
Bose fue considerado como el igual de Galileo.
C1 adjective /ɪkˈsaɪtəbl̩/

excitable

excitable
Meaning
easily excited or emotionally aroused
Example
The child was excitable and laughed at every small thing.
El niño era excitable y se reía de cada pequeña cosa.
A2 noun /ˈer.ər/

Error

error; equivocación
Meaning
a mistake; something done incorrectly or wrong
Example
The error in the calculation led to incorrect results.
El error en el cálculo llevó a resultados incorrectos.
C1 verb /ɪmˈbrɔɪdər/

embroider

bordar
Meaning
to decorate fabric with patterns using a needle and thread
Example
She embroidered flowers on the pillowcase.
Ella bordó flores en la funda de almohada.
C1 verb /ˈɛkskəˌveɪt/

excavate

felicidad
Meaning
to dig out or remove earth carefully, often for building or archaeological purposes
Example
The workers excavated the site to prepare for construction.
No pudo esconder su felicidad cuando recibió el premio.
C2 adjective /ɪkˌstɛmpəˈreɪniəs/

extemporaneous

hecho sin preparación
Meaning
Spoken or done without preparation.
Example
He gave an extemporaneous speech at the meeting.
Él dio un discurso extemporáneo en la reunión.
C1 adjective /ɪˈmeɪʃieɪtɪd/

emaciated

demacrado
Meaning
Abnormally thin or weak, usually due to illness or lack of food.
Example
The emaciated dog was rescued from the abandoned house.
El perro demacrado fue rescatado de la casa abandonada.
C1 verb /ɪnˈɡreɪv/

engrave

grabar
Meaning
to cut or carve a design, letter, or pattern into a hard surface
Example
The craftsman engraved her name on the silver ring.
El artesano grabó su nombre en el anillo de plata.
B1 verb /ˌɛntərˈteɪn/

entertain

entretener
Meaning
to provide amusement, enjoyment, or hospitality to others
Example
The comedian entertained the audience with his jokes.
El comediante entretuvo al público con sus chistes.
C1 noun /ˌɛks.həˈleɪ.ʃən/

exhalation

exhalación
Meaning
The action of breathing out.
Example
Slow exhalation calms the nervous system.
Una exhalación lenta calma el sistema nervioso.
C2 noun /ɪˈfluːviəm/

effluvium

efluvio
Meaning
an unpleasant or harmful odor, secretion, or discharge
Example
The effluvium from the factory spread across the neighborhood.
El efluvio de la fábrica se extendió por todo el vecindario.
C2 verb /ˌɛfəˈvɛs/

effervesce

efervescer
Meaning
To give off bubbles of gas; to show excitement, liveliness, or enthusiasm.
Example
The soda began to effervesce as soon as it was opened.
El refresco comenzó a efervescer tan pronto como se abrió.
C2 noun /ɪˌpɪstəˈmɒlədʒɪst/

epistemologist

epistemólogo
Meaning
A scholar or expert who studies the nature, sources, and limits of knowledge.
Example
The epistemologist debated how humans can truly know anything with certainty.
El epistemólogo debatió sobre cómo los humanos pueden conocer algo con certeza.
A2 noun/verb /ɪkˈsperɪmənt/

experiment

experimento
Meaning
a test or trial carried out to discover something or prove an idea
Example
The scientist conducted an experiment on plant growth.
El científico realizó un experimento sobre el crecimiento de las plantas.
C1 verb /ɪkˈstræpəleɪtɪŋ/

extrapolating

extrapolar
Meaning
Extend the application of (a method or conclusion) to an unknown situation by assuming that existing trends will continue.
Example
Extrapolating from the current data, we can estimate the trends for next year.
Extrapolando con los datos actuales, podemos estimar las tendencias para el próximo año.
B2 adjective /ɪˈlɛktərəl/

electoral

electoral
Meaning
related to elections or voting
Example
The electoral process in the country has been reformed in recent years.
El proceso electoral en el país ha sido reformado en los últimos años.
B2 verb /ɪnˈroʊl/

enroll

inscribirse
Meaning
to officially join or register in a school, course, or organization
Example
He decided to enroll in a computer programming course.
Él decidió inscribirse en un curso de programación de computadoras.
C2 verb /ɪˈmæskjʊleɪt/

emasculate

emascolar
Meaning
To make someone weaker or less effective; to deprive of strength or vigor.
Example
The constant criticism emasculated his confidence.
La crítica constante emasculó su confianza.
C1 adjective /ɪˈspeʃəl/

especial

especial
Meaning
Particularly remarkable or significant; distinguished from others
Example
This is an especial opportunity you should not miss.
Esta es una oportunidad especial que no debes perder.
B2 verb /ɪˈvæljueɪt/

evaluate

evaluar
Meaning
To assess or judge the value, quality, or significance of something.
Example
The teacher will evaluate the students’ projects tomorrow.
El maestro evaluará los proyectos de los estudiantes mañana.
B1 noun /ɪɡˈzɪs.təns/

Existence

existencia
Meaning
the fact or state of living or having objective reality; being alive
Example
Scientists are searching for evidence of life's existence on other planets.
Los científicos están buscando evidencia de la existencia de la vida en otros planetas.
C1 adjective /ˌiːɡoʊˈsentrɪk/

egocentric

egocéntrico
Meaning
thinking only about yourself and not about others
Example
His egocentric behavior annoyed everyone at the meeting.
Su comportamiento egocéntrico molestó a todos en la reunión.
C1 adjective /ɪˌlɪzəˈbiːθən/

elizabethan

era isabelina
Meaning
Relating to the reign of Queen Elizabeth I of England (1558–1603), especially the style of that period.
Example
Shakespeare wrote many of his plays during the Elizabethan era.
Shakespeare escribió muchas de sus obras durante la era isabelina.
C1 verb /ɪˈnʌnsieɪt/

enunciate

enunciar
Meaning
to pronounce words clearly; to express an idea clearly
Example
The teacher asked him to enunciate each word.
El maestro le pidió que enunciara cada palabra.
C2 noun /ˌɛfləˈrɛsəns/

efflorescence

floración
Meaning
the process of flowering or reaching an optimal stage of development
Example
The garden was at the peak of its efflorescence in spring.
El jardín estaba en su pico de floración en primavera.
C2 noun /ɛnˈsɪklɪkəl/

encyclical

Carta encíclica
Meaning
a formal letter sent by the Pope to Catholic churches, usually addressing important issues
Example
The Pope issued an encyclical on climate change and moral responsibility.
El Papa emitió una carta encíclica sobre el cambio climático y la responsabilidad moral.
C2 noun /ˌɛpɪzəʊˈɒtɪk/

epizootic

epizootia
Meaning
An outbreak of disease affecting many animals of one kind at the same time.
Example
The farmer feared an epizootic might wipe out his cattle.
El granjero temía que una epizootia pudiera exterminar su ganado.
C1 verb /ɪnˈθjuːz/

enthuse

entusiasmar
Meaning
to express excitement or admiration
Example
She enthused about her trip to Italy.
Ella expresó su entusiasmo por su viaje a Italia.
C2 noun /ɪˈfrʌntəri/

effrontery

descaro o audacia ruda
Meaning
shameless or rude boldness
Example
He had the effrontery to lie even when caught red-handed.
Él tuvo el descaro de mentir incluso cuando lo atraparon con las manos en la masa.
A2 noun /ɜːθ/

Earth

Tierra; suelo;
Meaning
the planet on which we live; the ground or soil
Example
The astronauts could see Earth from their spacecraft in orbit.
Los astronautas pudieron ver la Tierra desde su nave espacial en órbita.
B1 verb /ɪɡˈzæm.ɪn/

examine

felicidad
Meaning
to look at something carefully in order to understand it
Example
The doctor will examine the patient tomorrow.
Ella no pudo ocultar su felicidad cuando recibió el premio.
A1 adverb /ˈevər/

Ever

nunca; siempre; de cualquier manera
Meaning
at any time; always; in any way
Example
Have you ever been to Paris?
¿Alguna vez has estado en París?
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.
B2 verb /ɪɡˈzɔːst/

exhaust

agotar
Meaning
to tire out completely; to use up resources
Example
The long journey exhausted the children.
El largo viaje agotó a los niños.
C1 noun /ˈɛstjʊəri/

estuary

estuario
Meaning
the tidal mouth of a large river, where the tide meets the stream
Example
The city is located near the estuary of the river.
La ciudad está ubicada cerca del estuario del río.
B2 adjective ɪkˈsep.ʃən.əl

exceptional

excepcional
Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
El talento excepcional impulsa la innovación.
C2 verb /ɪɡˈzɪləreɪt/

exhilarate

exaltar
Meaning
To make someone feel very happy, animated, or excited.
Example
The mountain view exhilarated the travelers.
La vista de la montaña exaltó a los viajeros.
A1 noun/adjective /ˈɪŋɡlɪʃ/

english

inglés
Meaning
The language of England, widely spoken around the world; relating to England or its people.
Example
She is learning English to study abroad.
Ella está aprendiendo inglés para estudiar en el extranjero.
C2 noun /ˈɛmɪsɛri/

emissary

emisario
Meaning
A person sent on a special mission, usually as a diplomatic representative.
Example
The king sent an emissary to negotiate peace.
El rey envió a un emisario para negociar la paz.
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

etiología
Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
Los médicos están estudiando la etiología del nuevo virus.
C1 verb ɪɡˈzæsərbeɪt

exacerbate

agravar
Meaning
To make a problem, bad situation, or negative feeling worse.
Example
Climate change exacerbates flooding issues.
El cambio climático agrava los problemas de inundación.
C2 verb /ɪkˈspɒstjʊleɪt/

expostulate

expresar desacuerdo
Meaning
to express strong disapproval or disagreement
Example
She expostulated with her friend about the risky decision.
Ella expuso su desacuerdo con su amigo sobre la decisión arriesgada.
C2 verb /ˈɛkskʌlpeɪt/

exculpate

exculpar
Meaning
to show or declare that someone is not guilty of wrongdoing
Example
The lawyer worked hard to exculpate his client.
El abogado trabajó duro para exculpar a su cliente.
C2 noun /ɪˈklɛktɪˌsɪzəm/

eclecticism

eclecticismo
Meaning
A method or practice of deriving ideas, style, or taste from a broad and diverse range of sources.
Example
The architect’s work shows eclecticism by blending modern and traditional elements.
El trabajo del arquitecto muestra eclecticismo al mezclar elementos modernos y tradicionales.
A2 noun /ɪkˈskjuːs/

Excuse

excusas
Meaning
a reason or explanation put forward to defend or justify a fault or offense
Example
Being tired is not a valid excuse for not completing your homework.
Estar cansado no es una excusa válida para no hacer tu tarea.
C1 verb /ɪnˈθrɔːl/

enthrall

cautivar
Meaning
to captivate or hold someone’s attention completely
Example
The magician’s tricks enthralled the children.
Los trucos del mago cautivaron a los niños.
B2 adjective /ɪkˌsperɪˈmentl/

experimental

experimental
Meaning
based on untested ideas or techniques; relating to experiments or testing
Example
The scientists developed an experimental drug to treat cancer.
Los científicos desarrollaron un medicamento experimental para tratar el cáncer.
C2 noun /juːˌtrɑː.fɪˈkeɪ.ʃən/

eutrophication

exceso de nutrientes en un lago o cuerpo de agua
Meaning
Excessive richness of nutrients in a lake or other body of water, frequently due to runoff from the land, which causes a dense growth of plant life and death of animal life from lack of oxygen.
Example
Excess fertilizers lead to eutrophication in lakes.
Los fertilizantes excesivos provocan la eutrofización en los lagos.
C1 adjective /ˈɛntərˌpraɪzɪŋ/

enterprising

emprendedor
Meaning
showing initiative and resourcefulness; willing to take risks to achieve success
Example
She is an enterprising young entrepreneur.
Ella es una joven emprendedora emprendedora.
C2 verb /ˈek.stər.peɪt/

extirpate

extirpar
Meaning
to completely remove or destroy something unwanted
Example
The government launched a program to extirpate corruption from public offices.
El gobierno lanzó un programa para extirpar la corrupción de las oficinas públicas.
C1 noun /ɪˈpɪt.ə.mi/

epitome

un ejemplo perfecto de una calidad o tipo particular; la mejor representación de algo
Meaning
A perfect example of a particular quality or type; the best representation of something.
Example
She is the epitome of grace and kindness.
Ella es el epítome de la gracia y la amabilidad.
B1 noun /ˈel.boʊ/

Elbow

codo
Meaning
the joint between the forearm and the upper arm
Example
He hurt his elbow while playing tennis.
Se lastimó el codo mientras jugaba al tenis.
C2 verb /ɪˈfeɪsɪŋ/

effacing

borrar / hacerse invisible
Meaning
erasing or making oneself inconspicuous; to remove or diminish in significance
Example
She kept effacing herself during the meeting so that others could shine.
Ella siguió borrándose a sí misma durante la reunión para que los demás pudieran brillar.
B2 adjective /ɪˈmɜːrdʒɪŋ/

emerging

emergente
Meaning
becoming known, developing, or starting to exist
Example
Bangladesh is one of the fastest emerging economies in the world.
Bangladesh es una de las economías emergentes más rápidas del mundo.
C2 noun /ɛmˈpɪrɪˌsɪzəm/

empiricism

empirismo
Meaning
the theory that all knowledge is derived from sense-experience
Example
Empiricism argues that knowledge comes from experience and observation.
El empirismo sostiene que el conocimiento proviene de la experiencia y la observación.
B1 verb /ɪnˈɡeɪdʒ/

engage

involucrar
Meaning
To participate or become involved in; to attract or hold attention.
Example
The teacher tried to engage the students in the discussion.
El profesor intentó involucrar a los estudiantes en la discusión.
C1 verb /ɪˈroʊd/

erode

erosionar
Meaning
to gradually wear away or destroy by natural forces such as water, wind, or chemical action
Example
The coastline has begun to erode due to constant waves.
La línea costera ha comenzado a erosionarse debido a las olas constantes.
A2 adjective /ɪˈlɛktrɪk/

electric

eléctrico
Meaning
Relating to or operated by electricity.
Example
The room was lit by an electric lamp.
La habitación estaba iluminada por una lámpara eléctrica.
B1 noun ɪɡˈzek.jə.tɪv

executive

ejecutivo
Meaning
The branch of government responsible for implementing and enforcing laws.
Example
The executive body enforces policies.
El cuerpo ejecutivo aplica las políticas.
B2 noun /ɪˈstæblɪʃmənt/

establishment

establecimiento
Meaning
An organization, business, or system; the act of setting something up.
Example
The restaurant is a new establishment in town.
El restaurante es un nuevo establecimiento en la ciudad.
C1 verb ɪˈluːd

elude

eludir
Meaning
Evade or escape from, typically in a skillful or cunning way; avoid being caught.
Example
The thief managed to elude the police.
El ladrón logró eludir a la policía.
A2 noun /ɪksˈtʃeɪndʒ/

Exchange

intercambio
Meaning
an act of giving one thing and receiving another in return
Example
The exchange of gifts is a common tradition during the holidays.
El intercambio de regalos es una tradición común durante las fiestas.
B1 noun /ɪnˈɡeɪdʒ.mənt/

engagement

compromiso, participación
Meaning
The action of engaging or being engaged; participation or involvement.
Example
Social media engagement helps brands connect with their audience.
El compromiso en las redes sociales ayuda a las marcas a conectar con su audiencia.
C2 verb /ɪˈkwɪvəˌkeɪt/

equivocate

hablar ambiguamente
Meaning
To speak ambiguously or avoid giving a clear answer.
Example
The politician equivocated when asked about the scandal.
El político equivocó cuando le preguntaron sobre el escándalo.
C1 verb /ɪnˈtæŋɡəl/

entangle

enredar
Meaning
to become twisted together or caught in something; to involve in difficulties
Example
The fish got entangled in the net.
El pez se enredó en la red.
C1 verb /ɪˈspaʊz/

espouse

apoyar
Meaning
To adopt or support a cause, belief, or way of life.
Example
She espoused the philosophy of nonviolence throughout her career.
Ella apoyó la filosofía de la no violencia a lo largo de su carrera.
B1 noun /ˈen.trəns/

Entrance

entrada
Meaning
an opening that allows access to a place; the action of entering
Example
The main entrance to the building was decorated with beautiful flowers.
La entrada principal al edificio estaba decorada con hermosas flores.
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.
C2 noun /juː/

Ewe

oveja hembra
Meaning
a female sheep
Example
The ewe gave birth to twin lambs.
La oveja dio a luz a corderos gemelos.
A2 noun /ɪˈfekt/

Effect

efecto; resultado; consecuencia
Meaning
a change that is a result or consequence of an action or other cause
Example
The new medicine had a positive effect on the patient's recovery.
La nueva medicina tuvo un efecto positivo en la recuperación del paciente.
C2 verb /ɪnˈræptʃər/

enrapture

fascinar
Meaning
To fill someone with great delight or joy.
Example
The beautiful music enraptured the audience.
La hermosa música fascinó a la audiencia.
C1 adjective /ɪˈstiːmd/

Esteemed

estimado
Meaning
respected and admired; held in high regard
Example
He is an esteemed professor at the university.
Él es un profesor estimado en la universidad.
B1 noun /ɪˈmoʊ.ʃən/

Emotion

emoción
Meaning
a strong feeling deriving from one's circumstances, mood, or relationships
Example
Her face showed every emotion she was feeling inside.
Su rostro mostró cada emoción que sentía por dentro.
A2 adjective /ɪnˈdʒɔɪ.ə.bəl/

Enjoyable

agradable; placentero
Meaning
pleasant; giving satisfaction or pleasure
Example
The movie was very enjoyable and made everyone laugh.
La película fue muy agradable y hizo reír a todos.
B2 verb /ˈɛmɪˌɡreɪt/

emigrate

emigrar
Meaning
To leave one's own country in order to settle permanently in another.
Example
Many people emigrated from Europe to America in the 19th century.
Muchas personas emigraron de Europa a América en el siglo XIX.
C2 verb /ɪˈfeɪs/

efface

borrar
Meaning
To erase or wipe out something; to make oneself inconspicuous.
Example
Time had effaced the letters on the old gravestone.
El tiempo había borrado las letras en la antigua tumba.
C1 noun /ˌiː.kwɪˈlɪb.ri.əm/

equilibrium

equilibrio
Meaning
A state of physical balance or stability in physical, mental, or economic conditions.
Example
The market reached an equilibrium between supply and demand.
El mercado alcanzó un equilibrio entre la oferta y la demanda.
A2 noun ɪˈvɛnts

events

eventos
Meaning
A thing that happens, especially one of importance.
Example
Several events were held across the country.
Se celebraron varios eventos en todo el país.
C1 adjective /ɛsˈθɛtɪk/

esthetic

estético
Meaning
Concerned with beauty or the appreciation of beauty.
Example
The building’s esthetic design attracted many visitors.
El diseño estético del edificio atrajo a muchos visitantes.
C2 adjective /ˌɛlɪˈfæntaɪn/

elephantine

elefantino
Meaning
Huge, clumsy, or resembling an elephant in size or movement.
Example
The man moved with an elephantine grace.
El hombre se movió con una gracia elefantiina.
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 noun /ˈɛpɪθɛt/

epithet

epíteto
Meaning
A descriptive phrase or word used to characterize someone or something, often as a nickname.
Example
He earned the epithet ‘The Great’ for his remarkable achievements.
Ganó el epíteto ‘El Grande’ por sus logros notables.
B1 noun /ˌek.sɪˈbɪʃ.ən/

Exhibition

exhibición
Meaning
a public display of works of art or other items of interest
Example
The art exhibition featured paintings from local artists throughout the region.
La exposición de arte presentó pinturas de artistas locales de toda la región.
C1 adjective /ˌɛnɪɡˈmætɪk/

enigmatic

enigmático
Meaning
mysterious and difficult to interpret or understand
Example
He gave me an enigmatic smile.
Él me dio una sonrisa enigmática.
C1 adjective /ɪɡˈzɔːstɪv/

exhaustive

exhaustivo y completo
Meaning
Fully comprehensive and including all possibilities.
Example
The report provides an exhaustive analysis of the issue.
El informe proporciona un análisis exhaustivo del problema.
B2 verb /ɪkˈskluːd/

exclude

excluir
Meaning
To deliberately leave out or prevent someone or something from being included.
Example
The list excludes temporary workers.
La lista excluye a los trabajadores temporales.
B2 noun ɪˈfɪʃ.ən.si

efficiency

eficiencia
Meaning
The state or quality of being efficient; achieving maximum productivity with minimum wasted effort or expense.
Example
Efficiency in communication is crucial for businesses.
La eficiencia en la comunicación es crucial para los negocios.
B1 noun /ɪˌlɛkˈtrɒnɪks/

electronics

electrónica
Meaning
the branch of physics and technology dealing with circuits and devices using transistors, microchips, and other components
Example
He studied electronics at university.
Estudió electrónica en la universidad.
C1 adjective /ɪˈvæljʊətɪv/

evaluative

evaluativo
Meaning
Relating to or involving evaluation or assessment.
Example
The evaluative phase of the project involves assessing its success.
La fase evaluativa del proyecto implica evaluar su éxito.
C1 verb /ɜːr/

err

errar
Meaning
to make a mistake or be incorrect
Example
To err is human, to forgive divine.
Errar es humano, perdonar es divino.
C1 adjective ɪˌɡæl.ɪˈteə.ri.ən

egalitarian

igualitario
Meaning
Believing in or based on the principle that all people are equal and deserve equal rights and opportunities.
Example
The new law promotes an egalitarian society.
La nueva ley promueve una sociedad igualitaria.
B2 noun /ɪkˈskluːʒən/

exclusion

exclusión
Meaning
The process or state of being left out or denied access.
Example
The policy led to the exclusion of certain groups.
La política llevó a la exclusión de ciertos grupos.
B1 noun /ɪˈkɒnəmɪst/

economist

economista
Meaning
A person who studies or is an expert in economics.
Example
The economist predicted a rise in inflation.
El economista predijo un aumento en la inflación.
B1 verb /ɪkˈspænd/

expand

expandir
Meaning
To increase in size, number, or importance.
Example
The company plans to expand its operations into new markets.
La empresa planea expandir sus operaciones a nuevos mercados.
C2 noun /juːˈdʒen.ɪks/

eugenics

eugenesia
Meaning
the study or practice of improving the genetic quality of the human population
Example
Eugenics has been criticized for its unethical applications in history.
La eugenesia ha sido criticada por sus aplicaciones no éticas en la historia.
B2 verb /ɪmˈbreɪs/

embrace

abrazar
Meaning
to hold someone closely in your arms; to accept willingly
Example
She embraced her friend at the airport.
Ella abrazó a su amiga en el aeropuerto.
B1 adjective /ˈiː.ɡər/

Eager

ansioso; entusiasta; con ganas de; emocionado
Meaning
showing keen interest; enthusiastic; having or showing desire and excitement
Example
She was eager to start her new job.
Ella estaba ansiosa por comenzar su nuevo trabajo.
C1 adjective /ɪkˈstreɪ.ni.əs/

extraneous

irrelevante
Meaning
Not directly related or essential to the matter at hand; irrelevant.
Example
The editor removed extraneous details from the report.
El editor eliminó detalles irrelevantes del informe.
B2 noun /ɪˈkweɪʒən/

equation

ecuación
Meaning
a mathematical statement that shows the equality of two expressions
Example
He solved the equation to find the value of x.
Resolvió la ecuación para encontrar el valor de x.
B1 noun /ɪkˈsten.ʃən/

Extension

extensión; ampliación
Meaning
the action of extending something; additional time or space
Example
The professor granted an extension for the assignment deadline.
El profesor concedió una extensión para la fecha límite de la tarea.
B2 verb /ɪnˈvɪʒən/

envision

imaginar
Meaning
to imagine or picture something in the future; to visualize a possibility or goal
Example
She envisions a world where everyone has equal access to education.
Ella imagina un mundo donde todos tengan acceso igual a la educación.
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 /ɪkˌsperɪˈmɛnteɪʃən/

experimentation

experimentación
Meaning
The process of performing a scientific procedure to make a discovery, test a hypothesis, or demonstrate a known fact.
Example
Experimentation leads to groundbreaking products.
La experimentación conduce a productos innovadores.
C1 noun /ɪˌlæbəˈreɪʃən/

elaboration

elaboración / explicación detallada
Meaning
the process of adding more detail or expanding on something
Example
The teacher appreciated the student's elaboration of the topic.
El maestro apreció la elaboración del tema por parte del estudiante.
A1 noun /eɡ/

Egg

huevo
Meaning
an oval object laid by female birds, reptiles, fish, and insects, used as food
Example
I had scrambled eggs for breakfast this morning.
Esta mañana comí huevos revueltos para el desayuno.
C1 adjective /ɪnˈdjʊər.ə.bəl/

Endurable

soportable
Meaning
able to be endured; bearable; tolerable
Example
The pain was endurable with proper medication.
El dolor era soportable con la medicación adecuada.
C1 adjective /ɪɡˈzuːbərənt/

exuberant

exuberante
Meaning
full of energy, excitement, and cheerfulness
Example
The children were exuberant after winning the game.
Los niños estaban exuberantes después de ganar el juego.
B1 adjective /ɪkˈstrɔːr.dɪ.nər.i/

Extraordinary

extraordinario; notable;
Meaning
very unusual; remarkable; going beyond what is normal or expected
Example
The magician's performance was extraordinary and left everyone amazed.
La actuación del mago fue extraordinaria y dejó a todos asombrados
C2 adjective /ˌɛvɪˈdɛnʃəl/

evidential

evidencial
Meaning
relating to or providing evidence
Example
The lawyer presented evidential support for her claims.
El abogado presentó apoyo evidencial para sus reclamaciones.
C1 noun /ˌekspəˈzɪʃən/

exposition

exposición
Meaning
a detailed explanation or a large public exhibition
Example
The scientist gave a clear exposition of the theory.
El científico dio una explicación clara de la teoría.
B2 noun /ɪkˈspen.dɪ.tʃər/

expenditure

gasto
Meaning
The action of spending funds; an amount of money spent.
Example
Managing expenditure is critical for budgeting.
Gestionar el gasto es fundamental para hacer un presupuesto.
C1 adjective /ɪkˈstætɪk/

ecstatic

extático
Meaning
Feeling or expressing overwhelming happiness or excitement.
Example
The fans were ecstatic after their team won the championship.
Los fanáticos estaban extáticos después de que su equipo ganó el campeonato.
B1 adjective ɪˈməʊʃənl

emotional

emocional
Meaning
Having feelings that are easily excited and openly displayed.
Example
Visiting the burial site made him emotional.
Visitar el sitio de entierro lo hizo emocional.
C1 verb /ɪkˈspend/

expend

gastar
Meaning
to use up or consume; to spend energy or resources
Example
He expended all his energy on the project.
Él gastó toda su energía en el proyecto.
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 noun ɪnˌvaɪ.rənˈmen.təl ˌtræns.fəˈmeɪ.ʃən

environmental transformation

transformación ambiental
Meaning
A significant change in environmental conditions or ecological systems.
Example
The city demonstrates environmental transformation.
La ciudad demuestra transformación ambiental.
C1 adjective /ˌɛɡzɪˈstɛnʃəl/

existential

existencial
Meaning
Relating to human existence, often concerning meaning or purpose of life.
Example
She went through an existential crisis during her midlife.
Pasó por una crisis existencial durante su mediana edad.
C2 verb /ɛnˈkɪndl/

enkindle

encender, inspirar
Meaning
to set on fire or inspire strong emotion
Example
The speech enkindled hope in the audience.
El discurso encendió la esperanza en la audiencia.
C1 noun /ˈiːdɪkt/

edict

edicto
Meaning
An official order, proclamation, or decree issued by an authority.
Example
The king issued an edict banning smoking in public places.
El rey emitió un edicto prohibiendo fumar en lugares públicos.