enable
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Español FR Francés DE Alemán RU Ruso ZH Chino JA Japonés
All Vocabulary Cards All Vocabularies
B1 verb /ɪˈneɪbəl/

enable

habilitar
Meaning
to make something possible; to give power or ability
Example
This software enables users to edit videos easily.
Este software permite a los usuarios editar videos fácilmente.
C1 adjective /ɪˈleɪtɪd/

elated

extremadamente feliz
Meaning
Extremely happy and excited.
Example
She was elated when she heard the good news.
Estaba extremadamente feliz cuando escuchó las buenas noticias.
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 adjective /ɪkˈsplɔɪtətɪv/

exploitative

explotador
Meaning
making use of a situation or people unfairly and unethically for one's own advantage
Example
The workers protested against the exploitative practices of the factory.
Los trabajadores protestaron contra las prácticas explotadoras de la fábrica.
C2 verb /ɪˈmeɪʃieɪt/

emaciate

emaciar
Meaning
To make abnormally thin or weak, usually because of illness or lack of food.
Example
The prisoners were emaciated after months without proper food.
Los prisioneros se emaciaron después de meses sin comida adecuada.
B2 noun /ˈɛseɪ/

essay

ensayo
Meaning
A short piece of writing on a particular subject.
Example
She wrote an essay about climate change.
Ella escribió un ensayo sobre el cambio climático.
B2 noun /ˈɛdʒuˌkeɪtər/

educator

educador
Meaning
a person who provides education; a teacher or instructor
Example
She is a dedicated educator who inspires her students every day.
Ella es una educadora dedicada que inspira a sus estudiantes todos los días.
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 verb /ɪnˈkrəʊtʃ/

encroach

felicidad
Meaning
to gradually take over or intrude on someone’s rights, territory, or space
Example
The buildings began to encroach on the protected forest land.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C1 noun ˈiːkəʊˌsɪstəm ˈsɜːvɪsɪz

ecosystem services

servicios ecosistémicos
Meaning
The benefits people obtain from ecosystems.
Example
Forests provide valuable ecosystem services, such as purifying air and water.
Los bosques proporcionan valiosos servicios ecosistémicos, como la purificación del aire y el agua.
B1 noun /ˈempaɪər/

empire

imperio
Meaning
a group of countries or regions controlled by one ruler or government
Example
The Roman Empire lasted for centuries.
El Imperio Romano duró siglos.
C2 noun /ˈɛmbəˌlɪzəm/

embolism

émbolismo
Meaning
the sudden blockage of a blood vessel by a clot or other foreign matter
Example
The patient suffered a fatal pulmonary embolism.
El paciente sufrió un émbolismo pulmonar fatal.
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 adjective /ɪˈklɛktɪk/

eclectic

ecléctico
Meaning
Selecting or deriving ideas, styles, or tastes from a broad and diverse range of sources.
Example
Her taste in music is eclectic, ranging from classical to hip-hop.
Su gusto en música es ecléctico, que abarca desde la música clásica hasta el hip-hop.
B1 adjective ɪˈfek.tɪv

effective

efectivo
Meaning
Successful in producing a desired or intended result; having the power to influence or produce a result.
Example
Effective policies drive organizational success.
Las políticas efectivas impulsan el éxito organizacional.
B2 noun /ˌɛvəˈluːʃən/

evolution

evolución
Meaning
the gradual development of something, especially from a simple to a more complex form
Example
The theory of evolution explains how species change over time.
La teoría de la evolución explica cómo las especies cambian con el tiempo.
A2 noun ɪnˈvaɪ.rən.mənt

environment

medio ambiente
Meaning
The surroundings or conditions in which a person, animal, or plant lives or operates.
Example
Protecting the environment is crucial for future generations.
Proteger el medio ambiente es crucial para las futuras generaciones.
C2 noun /ˌɛləˈkjuːʃn/

elocution

elocuencia
Meaning
The skill of clear and expressive speech, especially in public speaking.
Example
She improved her elocution through constant practice.
Ella mejoró su elocuencia mediante la práctica constante.
B2 adverb /ɪkˈskluːsɪvli/

exclusively

exclusivamente
Meaning
only; not shared with others
Example
This service is available exclusively to premium members.
Este servicio está disponible exclusivamente para miembros premium.
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.
C2 verb /ˈɛnərˌveɪt/

enervate

debilitar
Meaning
To weaken or drain someone of strength or vitality.
Example
The long hours of work enervated him.
Las largas horas de trabajo lo debilitaron.
C1 adjective ɪˈræt.ɪk

erratic

errático
Meaning
Unpredictable and inconsistent; not even or regular in pattern or movement.
Example
His erratic behavior confused his colleagues.
Su comportamiento errático confundió a sus colegas.
C2 verb /ɪˈmɛnd/

emend

enmendar
Meaning
to correct or revise a text, especially for errors
Example
The editor emended the manuscript before publication.
El editor enmendó el manuscrito antes de la publicación.
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.
B1 adjective /ɪnˈtaɪər/

Entire

completo; entero; no dividido
Meaning
complete; whole; not divided or in parts
Example
She read the entire book in one sitting.
Ella leyó el libro entero de una sola vez.
C1 noun /ɪˈklɪps/

Eclipse

eclipse (del sol o la luna)
Meaning
an obscuring of light from one celestial body by another; a decline or loss
Example
The total solar eclipse darkened the sky for several minutes.
El eclipse solar total oscureció el cielo durante varios minutos.
A1 adjective /ˈiːzi/

easy

fácil
Meaning
not difficult; requiring little effort
Example
The exam was surprisingly easy.
El examen fue sorprendentemente fácil.
C1 verb /ɪˈloʊp/

elope

escaparse para casarse
Meaning
to run away secretly in order to get married, especially without parental consent
Example
The young couple decided to elope to another city.
La joven pareja decidió escaparse a otra ciudad para casarse.
C1 adjective /ɪˈluːsɪv/

elusive

difícil de encontrar
Meaning
Difficult to find, catch, or achieve; hard to understand or define.
Example
The solution to the problem proved elusive.
La solución al problema resultó difícil de encontrar.
C1 verb /ˈiːvzdrɒp/

eavesdrop

escuchar a escondidas
Meaning
to secretly listen to a conversation
Example
She stood near the door to eavesdrop on their conversation.
Ella estaba cerca de la puerta para escuchar a escondidas su conversación.
B2 noun ɪˈroʊʒən

erosion

erosión
Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.
Las luchas de poder a menudo conducen a la erosión de la humanidad.
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.
A2 verb /ɪkˈsaɪt/

excite

emocionar
Meaning
to cause strong feelings of enthusiasm or eagerness
Example
The idea of traveling abroad excites her.
La idea de viajar al extranjero la excita.
B1 adjective /ɪˈnɔː.məs/

Enormous

enorme; gigantesco; colosal
Meaning
very large in size, quantity, or extent; huge
Example
The elephant was enormous and weighed several tons.
El elefante era enorme y pesaba varias toneladas.
C1 verb /ɪnˈʃraɪn/

enshrine

preservar o valorar algo como sagrado o importante
Meaning
to preserve or cherish something as sacred or important
Example
The constitution enshrines the right to freedom of speech.
La constitución consagra el derecho a la libertad de expresión.
C1 noun /ˈɛksɜːrpt/

excerpt

extracto
Meaning
A short portion taken from a text, film, or piece of music.
Example
The teacher read an excerpt from the novel.
El maestro leyó un extracto de la novela.
B2 noun /ɪmˈbærəsmənt/

embarrassment

vergüenza
Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
Su rostro se puso rojo de vergüenza después del error.
C2 noun /ɪˈlɪksər/

elixir

elíxir
Meaning
A magical or medicinal potion believed to cure illnesses or grant immortality.
Example
The old legend spoke of an elixir that could grant eternal youth.
La antigua leyenda hablaba de un elixir que podría otorgar juventud eterna.
B1 adjective /ɪmˈbær.ə.sɪŋ/

Embarrassing

vergonzoso; incómodo; humillante
Meaning
causing shame or awkwardness; uncomfortable; humiliating
Example
It was embarrassing when I forgot her name.
Fue embarazoso cuando olvidé su nombre.
C1 verb /ɪˈdʒektɪd/

ejected

expulsar
Meaning
to force someone or something to leave a place; to push or throw something out forcefully
Example
The pilot was ejected from the aircraft during the emergency.
El piloto fue expulsado del avión durante la emergencia.
C1 noun /ˈjuː.fə.mɪ.zəm/

euphemism

un término suave o indirecto sustituido por uno considerado demasiado directo o áspero
Meaning
A mild or indirect term substituted for one considered too harsh or direct; polite expression for something unpleasant.
Example
The phrase "passed away" is a euphemism for "died".
La frase 'pasado lejos' es un eufemismo para 'muerto'.
B2 adjective /ˌiːkəˈnɒmɪkl/

economical

económico
Meaning
Careful in the use of resources; providing good value or efficiency.
Example
Driving a hybrid car is economical in the long run.
Conducir un coche híbrido es económico a largo plazo.
C2 verb /ɪɡˈzʌlt/

exult

exultar
Meaning
to show or feel great joy, often as a result of success
Example
The fans exulted after their team won the championship.
Los aficionados exultaron después de que su equipo ganó el campeonato.
C1 noun /ˈɛkstrəˌvɜːrt/

extrovert

extrovertido
Meaning
a person who is outgoing, sociable, and energized by being around other people
Example
As an extrovert, she enjoys meeting new people at social events.
Como extrovertida, le gusta conocer gente nueva en eventos sociales.
C2 verb /ˈɛkspieɪt/

expiate

expiar
Meaning
to make amends for guilt or wrongdoing
Example
He tried to expiate his crime by helping the poor.
Él trató de expiar su crimen ayudando a los pobres.
B2 adjective /ɪkˈstɪr.i.ər/

Exterior

exterior; de fuera; superficie externa
Meaning
relating to the outside part or surface of something; outer
Example
The exterior of the building was painted in bright colors.
El exterior del edificio estaba pintado en colores brillantes.
C1 verb /ɪmˈbɛl.ɪʃ/

embellish

adornar
Meaning
To make something more attractive by adding decorative details or exaggerating.
Example
He tends to embellish stories to make them more interesting.
Tiende a adornar las historias para hacerlas más interesantes.
C2 noun /ɪksˈtʃɛkər/

exchequer

tesorería
Meaning
The treasury of a state or country.
Example
The government announced new measures to improve the exchequer.
El gobierno anunció nuevas medidas para mejorar la tesorería.
C1 adjective /ɪˈɡriːdʒəs/

egregious

atroz
Meaning
Outstandingly bad; shocking.
Example
The company was fined for its egregious safety violations.
La empresa fue multada por sus atroces violaciones de seguridad.
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.
C2 noun /ˈɛpəʊd/

epode

una forma de poema lírico
Meaning
A form of lyric poem written in couplets, often following a strophe and antistrophe in classical Greek poetry.
Example
The poet concluded his ode with a striking epode.
El poeta concluyó su oda con un epodo impresionante.
C1 adverb ɪkˌsperɪˈmentəli

experimentally

experimentalmente
Meaning
In a way that is based on or derived from experiment and observation rather than theory.
Example
Bose demonstrated findings experimentally.
Bose demostró los hallazgos experimentalmente.
B1 verb /ɪkˈsplɔːr/

explore

explorar
Meaning
to travel through or study something in order to learn more about it
Example
They decided to explore the forest together.
Decidieron explorar el bosque juntos.
C1 adjective /ɪˈnæmərd/

enamored

enamorado
Meaning
filled with love or admiration
Example
He became enamored with classical music after attending the concert.
Se enamoró de la música clásica después de asistir al concierto.
B2 noun /ɪkˈspəʊʒər/

exposure

exposición
Meaning
the state of being exposed to contact with something, especially harmful
Example
Prolonged exposure to the sun can damage your skin.
La exposición prolongada al sol puede dañar tu piel.
C1 noun /ɪkˈspoʊnənt/

exponent

exponente
Meaning
a person who supports, promotes, or explains an idea; in math, a symbol denoting power
Example
She is a leading exponent of modern dance.
Ella es una de las principales exponentes de la danza moderna.
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.
A1 pronoun /ˈɛvribɒdi/

everybody

todos
Meaning
all people; everyone
Example
Everybody enjoyed the party.
Todos disfrutaron de la fiesta.
C2 noun /ˈɛnsaɪn/

ensign

bandera
Meaning
A flag or standard, especially a military or naval one indicating nationality; also a junior officer in the navy or coast guard.
Example
The ship raised its national ensign before leaving the harbor.
El barco izó su bandera nacional antes de salir del puerto.
C2 noun /ˈɛpɪkjʊr/

epicure

epicúreo
Meaning
A person who enjoys fine food and drink, often with refined taste.
Example
As an epicure, she always sought out the finest restaurants in the city.
Como epicúreo, siempre buscaba los mejores restaurantes de la ciudad.
A2 abbreviation /ɛtˈsɛtərə/

etc

etcétera
Meaning
Used to indicate additional, similar items in a list that are not mentioned.
Example
The shop sells fruits, vegetables, dairy, etc.
La tienda vende frutas, verduras, lácteos, etcétera.
B1 adverb /ɪˈfɛktɪvli/

effectively

efectivamente
Meaning
in a way that produces the desired result; efficiently and successfully
Example
The team worked together effectively to finish the project on time.
El equipo trabajó juntos efectivamente para terminar el proyecto a tiempo.
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 adjective /ɪkˈskluːsɪv/

exclusive

restringido a una persona, grupo o área particular; no compartido con otros
Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
El hotel ofrece acceso exclusivo a una playa privada.
C2 adjective /ˈɛstɪməbl/

estimable

estimable
Meaning
Worthy of great respect.
Example
Her estimable achievements inspired the whole community.
Sus logros estimables inspiraron a toda la comunidad.
C2 adjective /ˈeksɪkrəbl/

execrable

execrable
Meaning
Extremely bad or unpleasant.
Example
The movie was so execrable that many people left the theater early.
La película era tan execrable que muchas personas se fueron temprano del cine.
C2 noun /ˌɛpɪˈdɜːrmɪs/

epidermis

capa externa de la piel
Meaning
the outer layer of cells covering the body of an organism, especially the skin
Example
The epidermis protects the body from harmful bacteria.
El epidérmis protege el cuerpo de las bacterias dañinas.
B2 noun /ˈɛmbəsi/

embassy

embajada
Meaning
the official residence or offices of an ambassador
Example
He works at the French embassy in Dhaka.
Él trabaja en la embajada francesa en Dhaka.
B2 adverb /ɪkˈstɜrnəli/

externally

externamente
Meaning
in a way that relates to the outer surface or outside appearance
Example
The building appeared externally modern, but inside it was quite old-fashioned.
El edificio parecía externamente moderno, pero por dentro era bastante anticuado.
C1 adjective ɪmˈpɪr.ɪ.kəl

empirical

empírico o basado en la experiencia
Meaning
Based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
Example
Scientific research relies on empirical evidence.
La investigación científica depende de la evidencia empírica.
C1 noun /ˈɛdɪfɪs/

edifice

edificio
Meaning
A large, impressive building or structure.
Example
The museum is an impressive edifice in the city center.
El museo es un impresionante edificio en el centro de la ciudad.
C2 noun /ˈaɪ.sɔːr/

Eyesore

ultraje visual; cosa desagradable de ver
Meaning
something that is very ugly and unpleasant to look at
Example
The abandoned building has become an eyesore in the neighborhood.
El edificio abandonado se ha convertido en un ultraje visual en el vecindario.
C1 adjective /ɪɡˈzɪləreɪtɪŋ/

exhilarating

emocionante
Meaning
Making someone feel very excited, happy, or thrilled.
Example
Skydiving was the most exhilarating experience of his life.
El paracaidismo fue la experiencia más emocionante de su vida.
C2 adjective /ɪˈfiːt/

effete

débiles
Meaning
Lacking vitality, strength, or effectiveness; weak and overrefined.
Example
The empire became effete after centuries of indulgence.
El imperio se volvió débil después de siglos de indulgencia.
C1 noun /ɪkˈskriːʃən/

excretion

excreción
Meaning
the process of eliminating waste matter from the body
Example
Excretion is vital for maintaining a healthy body.
La excreción es vital para mantener un cuerpo saludable.
C2 noun /ɛˌspriː də ˈkɔːr/

esprit de corps

sentimiento de grupo
Meaning
A feeling of pride, fellowship, and loyalty shared by members of a group.
Example
The team's esprit de corps was evident in their cooperative effort.
El sentimiento de grupo del equipo era evidente en su esfuerzo cooperativo.
C1 adjective ɪˈroʊ.ni.əs

erroneous

erróneo, incorrecto
Meaning
Wrong; incorrect.
Example
His assumptions were completely erroneous.
Sus suposiciones eran completamente erróneas.
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.
B2 noun /ɪˈfɛktɪvnəs/

effectiveness

efectividad
Meaning
the degree to which something is successful in producing a desired result.
Example
The effectiveness of the new policy is still being evaluated.
La efectividad de la nueva política todavía se está evaluando.
B2 verb /ɪˈreɪs/

erase

borrar
Meaning
to remove completely; to delete or wipe out
Example
Use an eraser to erase the pencil marks.
Usa un borrador para borrar las marcas de lápiz.
C2 noun /ɪnˈtriːti/

entreaty

súplica
Meaning
An earnest or humble request or plea.
Example
She made an entreaty for peace during the heated argument.
Ella hizo una súplica por la paz durante la acalorada discusión.
C1 noun /ˈɛləkwəns/

eloquence

elocuencia
Meaning
Fluent or persuasive speaking or writing.
Example
His eloquence in speech won him great respect.
Su elocuencia en el discurso le ganó mucho respeto.
B1 noun /ˌiː.kəˈnɒm.ɪk ɡrəʊθ/

Economic Growth

crecimiento económico
Meaning
The increase in the production of goods and services in an economy over time, measured by the expansion of economic output, income, and investment.
Example
The country's economic growth has been remarkable over the past decade.
El crecimiento económico del país ha sido notable en la última década.
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.
C2 noun /ˌɛmjʊˈleɪ.ʃən/

emulation

emulación
Meaning
Reproducing something or following someone to achieve success.
Example
The software allows the emulation of old video games on modern devices.
El software permite la emulación de juegos antiguos en dispositivos modernos.
C1 adverb ˌekspəˈnenʃəli

exponentially

exponencialmente
Meaning
At a rapidly increasing rate; growing or expanding very quickly and intensely.
Example
Internet adoption is growing exponentially worldwide.
La adopción de Internet está creciendo exponencialmente en todo el mundo.
B2 noun /ɪnˌvaɪrənˈmɛntəl ˈmuːvmənt/

environmental movement

movimiento ambiental
Meaning
A social or political movement aimed at protecting the environment and promoting sustainable practices through advocacy, education, and policy changes.
Example
The environmental movement focuses on reducing pollution and protecting ecosystems.
El movimiento ambiental se enfoca en reducir la contaminación y proteger los ecosistemas.
C1 adjective ɪˈθɪə.ri.əl

ethereal

celestial, delicado, sobrenatural
Meaning
Extremely delicate and light in a way that seems too perfect for this world.
Example
Her voice had an ethereal quality.
Su voz tenía una calidad etérea.
B2 verb /ɪˈrɛkt/

erect

erigir
Meaning
to build or construct something; to set upright
Example
They erected a statue in the town square.
Ellos erigieron una estatua en la plaza del pueblo.
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.
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.
C2 noun /ˈɛpəlɛt/

epaulet

aditamento de hombro
Meaning
An ornamental shoulder piece on a garment, especially on the coat or jacket of a military uniform.
Example
The general’s uniform had a golden epaulet on each shoulder.
El uniforme del general tenía un epaulet dorado en cada hombro.
C2 noun /ˈɛkwɪpɪdʒ/

equipage

Equipo o un carruaje con sus accesorios
Meaning
Equipment or a carriage with its accessories.
Example
The nobleman arrived in a grand equipage.
El noble llegó en un gran carruaje.
C2 noun /ˈɛlɪdʒi/

elegy

elegía
Meaning
A poem or song expressing sorrow, especially for someone who has died.
Example
The poet wrote an elegy for his late friend.
El poeta escribió una elegía para su amigo fallecido.
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.
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.
B2 noun /ˌek.spɪˈdɪʃ.ən/

Expedition

expedición
Meaning
a journey undertaken by a group of people with a particular purpose; organized trip for exploration
Example
The mountain climbing expedition required months of careful planning and preparation.
La expedición de escalada de montaña requirió meses de planificación y preparación cuidadosa.
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 /ˈiːən/

eon

era
Meaning
an indefinitely long period of time; an age
Example
Dinosaurs lived millions of years ago, in a different eon.
Los dinosaurios vivieron hace millones de años, en una era diferente.
A2 adjective /ɪkˈspɛnsɪv/

expensive

caro
Meaning
costing a lot of money
Example
That car is too expensive for me to buy.
Ese coche es demasiado caro para que pueda comprarlo.
B2 adjective /ɪˈtɜː.nəl/

Eternal

eterno; sin fin; inmortal; perpetuo
Meaning
lasting or existing forever; without end or beginning; everlasting
Example
Their love seemed eternal and unbreakable.
Su amor parecía eterno e inquebrantable.
A2 verb /ɪkˈspres/

express

expresar
Meaning
to show or make known a feeling, thought, or opinion
Example
She expressed her gratitude for the help she received.
Ella expresó su gratitud por la ayuda que recibió.
C2 verb /ˈɛdɪfaɪ/

edify

edificar
Meaning
To instruct or improve someone morally or intellectually.
Example
Good books can both entertain and edify the reader.
Los buenos libros pueden entretener y edificar al lector.
B1 verb /ɪkˈspɪəriənsɪŋ/

experiencing

experimentando
Meaning
Encountering or undergoing an event or occurrence.
Example
The travelers are experiencing the thrill of adventure.
Los viajeros están experimentando la emoción de la aventura.
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.
C1 adjective ɪkˈskwɪzɪt

exquisite

exquisito
Meaning
Extremely beautiful and delicate.
Example
The exquisite craftsmanship of the watch made it a collector's item.
La exquisita habilidad artesanal del reloj lo convirtió en un artículo de coleccionista.
C1 noun ɪkˌstræp.əˈleɪ.ʃən

extrapolation

extrapolación
Meaning
The action of estimating or concluding something by assuming that existing trends will continue.
Example
His extrapolation of market trends helped in financial planning.
Su extrapolación de las tendencias del mercado ayudó en la planificación financiera.
C2 verb /ɪkˈspʌndʒ/

expunge

eliminar
Meaning
To erase or remove completely, often something unwanted.
Example
He managed to expunge the embarrassing memory from his mind.
Él logró eliminar el vergonzoso recuerdo de su mente.
C1 exclamation /juˈriːkə/

eureka

¡Eureka!
Meaning
An exclamation used to express a sudden discovery or realization.
Example
When the solution finally came to him, he shouted, 'Eureka!'
Cuando finalmente encontró la solución, gritó, '¡Eureka!'
C1 adjective /ˈɜːr.nɪst/

Earnest

serio; genuino; mostrando profunda y seria convicción
Meaning
sincere; genuine; showing deep and serious conviction
Example
He made an earnest attempt to solve the problem.
Él hizo un intento serio de resolver el problema.
C2 verb /ˈɛmɪt/

emmet

hormiga
Meaning
an ant; a small insect
Example
The emmet carried food to its nest.
La hormiga llevó comida a su nido.
C2 verb /ɪnˈdjuː/

endue

dotar
Meaning
To provide or endow with a quality or ability.
Example
The leader was endued with wisdom and courage.
El líder fue dotado de sabiduría y coraje.
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.
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.
C2 adjective /ˌɛl.ɪˈmɑː.səˌnɛr.i/

eleemosynary

caritativo
Meaning
Relating to charity; dependent on or supported by charity.
Example
The hospital was founded as an eleemosynary institution.
El hospital fue fundado como una institución caritativa.
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.
C2 verb /ɪkˈstɛmpəraɪz/

extemporize

improvisar
Meaning
To speak or perform without preparation; improvise.
Example
The actor had to extemporize when he forgot his lines.
El actor tuvo que improvisar cuando olvidó sus líneas.
A1 noun /ɪɡˈzɑːm.pəl/

example

ejemplo
Meaning
a thing or person regarded as a model to be followed or avoided
Example
He is a good example of a hardworking student.
Él es un buen ejemplo de un estudiante trabajador.
A1 adjective /ˈevri/

Every

cada; todos; sin excepción
Meaning
each one; all; without exception
Example
Every student must complete their homework.
Cada estudiante debe completar su tarea.
C1 adjective /ɪkˈskruːʃieɪtɪŋ/

excruciating

excruciante
Meaning
causing extreme physical or mental pain
Example
She was in excruciating pain after the accident.
Ella estaba en dolor insoportable después del accidente.
C1 verb /ɪɡˈzuːd/

exude

exudar
Meaning
to display a quality strongly and openly; to release a liquid or smell slowly
Example
He exudes confidence whenever he speaks in public.
Él exuda confianza cada vez que habla en público.