ecological balance
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
B2 noun ˌiːkəˈlɒdʒɪkəl ˈbæləns

ecological balance

balance ecológico
Meaning
A state of dynamic equilibrium within a community of organisms.
Example
Maintaining ecological balance is essential for a sustainable planet.
Mantener el equilibrio ecológico es esencial para un planeta sostenible.
B1 noun /ɪkˈspens/

Expense

gasto; desembolso;
Meaning
the cost required for something; money spent on something
Example
The travel expense for the business trip was covered by the company.
El gasto de viaje para el viaje de negocios fue cubierto por la empresa.
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.
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.
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.
A1 number /ɪˈlɛvən/

eleven

once
Meaning
the number after ten and before twelve; 11
Example
There are eleven students in the classroom.
Hay once estudiantes en el aula.
B2 adjective /ɪkˈsprɛsɪv/

expressive

expresivo
Meaning
Effectively conveying thought or feeling.
Example
Her eyes were so expressive that no words were needed.
Sus ojos eran tan expresivos que no se necesitaban palabras.
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.
B2 verb /ɪmˈpaʊər/

empower

empoderar
Meaning
To give someone the power or authority to do something; to make someone stronger or more confident.
Example
Education can empower people to improve their lives.
La educación puede empoderar a las personas para mejorar sus vidas.
B2 adjective /ɪˈven.tʃu.əl/

Eventual

final
Meaning
happening or existing at the end of a process; final; ultimate
Example
The eventual outcome was better than expected.
El resultado final fue mejor de lo esperado.
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.
B2 verb ˈeksɪkjuːt

execute

ejecutar
Meaning
To carry out or put into effect a plan, order, or course of action.
Example
NASA plans to execute the mission in three phases.
La NASA planea ejecutar la misión en tres fases.
C1 verb /iːk/

eke

hacer durar
Meaning
to make a small amount of something last longer by using it sparingly
Example
The family tried to eke out their savings during the tough months.
La familia intentó hacer durar sus ahorros durante los meses difíciles.
B2 verb ɪmˈpaʊərɪŋ

empowering

empoderar
Meaning
Giving someone the authority or power to do something; making someone stronger and more confident.
Example
Empowering children can lead to societal progress.
Empoderar a los niños puede conducir al progreso social.
C2 noun /ɛmˈpɔːriəm/

emporium

gran tienda
Meaning
A large retail store selling a wide variety of goods.
Example
They visited the new emporium to buy furniture and home decor.
Visitaron el nuevo empórium para comprar muebles y decoración para el hogar.
A2 adjective /ˈɛvrideɪ/

everyday

cotidiano
Meaning
common or ordinary; occurring daily
Example
These shoes are perfect for everyday use.
Estos zapatos son perfectos para uso diario.
B2 verb /ˈɛskɔrt/

escort

acompañar
Meaning
to accompany someone; to guide or protect while going somewhere
Example
The guard escorted the visitor to the office.
El guardia escoltó al visitante a la oficina.
B1 verb /ˈɛdjʊˌkeɪt/

educate

educar
Meaning
to give knowledge, skills, or training to someone; to teach
Example
Parents should educate their children about healthy habits.
Los padres deben educar a sus hijos sobre hábitos saludables.
C1 adjective /ˌiːvænˈdʒɛlɪkəl/

evangelical

evangélico
Meaning
Relating to the Christian gospel, especially the teachings that emphasize personal faith and the authority of the Bible.
Example
She grew up in an evangelical church community.
Ella creció en una comunidad de iglesia evangélica.
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.
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 noun /ˈen.mə.ti/

Enmity

enemistad
Meaning
a state or feeling of active opposition or hostility
Example
The enmity between the two families lasted for generations.
La enemistad entre las dos familias duró generaciones.
C1 noun /ɪˈvæp.ər.ə.tɪv ˈkuː.lər/

Evaporative cooler

enfriador por evaporación
Meaning
a cooling device that uses water evaporation to reduce air temperature
Example
The evaporative cooler works best in dry climates.
El enfriador por evaporación funciona mejor en climas secos.
A2 noun /ˈen.ə.mi/

Enemy

enemigo
Meaning
a person who is actively opposed or hostile to someone or something
Example
In the story, the hero had to face his greatest enemy.
En la historia, el héroe tuvo que enfrentarse a su mayor enemigo.
B2 noun ɪˌvæljuˈeɪʃən

evaluation

evaluación
Meaning
The making of a judgment about the amount, number, or value of something; assessment.
Example
Accurate evaluation helps determine resource sustainability.
Una evaluación precisa ayuda a determinar la sostenibilidad de los recursos.
C1 adjective, verb /ɪɡˈzɛmpt/

exempt

exento
Meaning
Free from an obligation or liability imposed on others.
Example
Students with high grades are exempt from the final exam.
Los estudiantes con altas calificaciones están exentos del examen final.
C2 noun /ˌɛntəˈmɒlədʒi/

entomology

entomología
Meaning
The scientific study of insects.
Example
She studied entomology to understand the behavior of bees.
Ella estudió entomología para entender el comportamiento de las abejas.
B2 noun /iˈkɒl.ə.dʒi/

ecology

ecología
Meaning
the study of how living things interact with each other and their environment
Example
Ecology helps us understand how pollution affects animals and plants.
La ecología nos ayuda a entender cómo la contaminación afecta a los animales y las plantas.
B2 verb /ɪˈlɛkt/

elect

elegir
Meaning
To choose someone for a position or office by voting.
Example
The citizens elected a new president.
Los ciudadanos eligieron a un nuevo presidente.
B1 noun /ˈaɪ.braʊ/

Eyebrow

ceja
Meaning
the strip of hair growing on the ridge above the eye socket
Example
She raised her eyebrow in surprise.
Ella levantó la ceja en sorpresa.
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.
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.
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.
B2 noun /ɪmˈpaʊə.mənt/

empowerment

empoderamiento
Meaning
Authority or power given to someone to do something.
Example
Empowerment initiatives enhance confidence.
Las iniciativas de empoderamiento mejoran la confianza.
C2 noun /ɪɡˈzɛmplɑːr/

exemplar

ejemplo
Meaning
A model or pattern to be copied or imitated.
Example
She is an exemplar of kindness and generosity.
Ella es un ejemplo de amabilidad y generosidad.
C1 adjective /ɪkˈskjuːzəbl/

excusable

excusable
Meaning
Able to be forgiven or justified.
Example
Her mistake was excusable given the circumstances.
Su error era excusable dadas las circunstancias.
B1 adjective ɪˈstæb.lɪʃt

established

establecido
Meaning
Having been in existence for a long time and therefore recognized and generally accepted; set up on a firm or permanent basis.
Example
Democracy was established under strong leadership.
La democracia fue establecida bajo un liderazgo fuerte.
C1 noun /ɪˈleɪʃən/

elation

éxtasis
Meaning
A feeling of great happiness and excitement.
Example
His elation was evident after winning the championship.
Su éxtasis era evidente después de ganar el campeonato.
C2 verb /ɪˈdjuːs/

educe

extraer
Meaning
To draw out or bring forth something latent or hidden.
Example
The teacher tried to educe a response from the shy student.
El maestro intentó inducir una respuesta del estudiante tímido.
C1 noun ˈɛksəʊˌplænɪt

exoplanet

un planeta que orbita una estrella fuera del sistema solar
Meaning
A planet that orbits a star outside the solar system.
Example
Astronomers have discovered thousands of exoplanets in the last decade.
Los astrónomos han descubierto miles de exoplanetas en la última década.
B1 adverb /ɪˈventʃuəli/

Eventually

finalmente; eventualmente
Meaning
in the end; finally; at last
Example
After years of hard work, she eventually became a doctor.
Después de años de trabajo duro, finalmente se convirtió en doctora.
B2 verb /ɪnˈrɪtʃ/

enrich

enriquecer
Meaning
To improve or enhance the quality or value of something.
Example
Space exploration enriches human understanding.
La exploración espacial enriquece la comprensión humana.
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.
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.
A2 noun/verb /ˈɛɡzɪt/

exit

salida
Meaning
A way out of a place; the act of leaving.
Example
He quickly found the nearest exit during the fire drill.
Él rápidamente encontró la salida más cercana durante el simulacro de incendio.
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.
B2 noun ɪˈmɪʃ.ənz

emissions

emisiones
Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
Las emisiones de carbono están aumentando globalmente.
B2 adjective /ɪnˈtaɪtəld/

entitled

con derecho
Meaning
having the right to do or have something; feeling deserving of special treatment
Example
Employees are entitled to paid leave.
Los empleados tienen derecho a un permiso remunerado.
B2 noun /ˈen.tə.praɪz/

Enterprise

empresa, especialmente un proyecto audaz o complejo
Meaning
a project or undertaking, especially a bold or complex one
Example
The space exploration enterprise required years of planning and preparation.
La empresa de exploración espacial requirió años de planificación y preparación.
C1 adjective /ɪkˈsiːdɪŋ/

Exceeding

excesivo; más allá
Meaning
going beyond; surpassing; extremely
Example
The project was completed with exceeding excellence.
El proyecto se completó con una excelencia excesiva.
B2 noun ɪˈmɪʃ.ən

emission

emisión
Meaning
The release or discharge of gases, particles, or other substances into the environment.
Example
Car manufacturers are reducing carbon emissions.
Los fabricantes de automóviles están reduciendo las emisiones de carbono.
B2 noun ɪkˈspænʃən

expansion

expansión
Meaning
The action of becoming larger or more extensive; growth or development.
Example
Volunteering helps in the expansion of social networks.
El voluntariado ayuda en la expansión de redes sociales.
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.
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.
B2 verb /ɪnˈlɑːrdʒ/

enlarge

agrandar
Meaning
to make something bigger or increase in size
Example
They decided to enlarge their house.
Ellos decidieron agrandar su casa.
A2 adjective /ɪkˈsaɪtɪŋ/

exciting

emocionante
Meaning
Causing great enthusiasm and eagerness.
Example
The journey has been an exciting experience.
El viaje ha sido una experiencia emocionante.
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.
C2 noun /ˌiː.kəʊ.tɒkˈsɪ.kə.lə.dʒi/

ecotoxicology

ecotoxicología
Meaning
The study of the effects of chemical pollution on the environment.
Example
Ecotoxicology studies the effects of pesticides on wildlife.
La ecotoxicología estudia los efectos de los pesticidas en la vida silvestre.
C2 adjective /ˌɛfəˈvɛsənt/

effervescent

efervescente
Meaning
Giving off bubbles; lively, enthusiastic, and full of energy.
Example
She had an effervescent personality that brightened every room.
Ella tenía una personalidad efervescente que iluminaba cada habitación.
C2 noun /ɪˌnʌn.siˈeɪ.ʃən/

enunciation

enunciación, pronunciación clara
Meaning
The act of saying or pronouncing words clearly and distinctly.
Example
His enunciation was clear during the presentation.
Su enunciación fue clara durante la presentación.
C2 verb /ɪˈfjuːz/

effuse

derramar
Meaning
To pour out or express feelings freely and openly.
Example
She effused gratitude for the help she received.
Ella derramó gratitud por la ayuda que recibió.
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.
C2 noun /ˈɛskwaɪər/

esquire

esquire
Meaning
A title of respect often used after a man's name, especially for lawyers in the United States.
Example
John Smith, Esquire, will be representing the client in court.
John Smith, Esquire, representará al cliente en la corte.
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.
B2 noun /ˈɜːnɪŋz/

earnings

ingresos
Meaning
money obtained in return for labor or services
Example
Her monthly earnings are enough to support her family.
Sus ingresos mensuales son suficientes para mantener a su familia.
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 /ɪkˈstriː.mɪst/

Extremist

extremista
Meaning
a person who holds extreme political or religious views
Example
The government is taking measures to prevent extremist activities.
El gobierno está tomando medidas para prevenir actividades extremistas.
A2 adjective /ɪˌlɛkˈtrɒnɪk/

electronic

electrónico
Meaning
Operating with or produced by the use of electronic devices.
Example
She bought an electronic keyboard for her music lessons.
Ella compró un teclado electrónico para sus lecciones de música.
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.
B2 verb /ɪkˈsploʊd/

explode

explotar
Meaning
to burst or shatter violently and noisily as a result of rapid combustion or pressure
Example
The bomb exploded in the middle of the street.
La bomba explotó en medio de la calle.
B2 noun /ˈaɪ.bɔːl/

Eyeball

globo ocular
Meaning
the round part of the eye within the eyelids and socket
Example
The doctor examined his eyeball carefully.
El doctor examinó su globo ocular cuidadosamente.
C2 noun /ɪˈfɛmɪnəsi/

effeminacy

efeminidad
Meaning
The quality of showing traits traditionally associated with women, such as delicacy or softness.
Example
In ancient times, effeminacy was often criticized as a sign of weakness.
En tiempos antiguos, la efeminidad a menudo era criticada como signo de debilidad.
B1 verb ɪkˈspændɪd

expanded

expandido
Meaning
Made or become larger or more extensive.
Example
Expanded opportunities in education can transform lives.
Las oportunidades expandidas en la educación pueden transformar vidas.
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.
A2 noun /ˈiː.ɡəl/

Eagle

águila
Meaning
large bird of prey with powerful wings and sharp talons
Example
The eagle soared high above the mountains.
El águila voló alto sobre las montañas.
C1 noun ˈiː.θɒs

ethos

espíritu característico de una cultura, época o comunidad
Meaning
The characteristic spirit of a culture, era, or community as manifested in its beliefs and aspirations.
Example
The company's ethos is built on innovation and integrity.
El ethos de la empresa se basa en la innovación y la integridad.
A2 noun /ɛmˈplɔɪ.iː/

employee

empleado
Meaning
A person who works for an organization or company in return for payment.
Example
The company values each employee's contribution to its success.
La empresa valora la contribución de cada empleado a su éxito.
C2 adjective /ˌɛf.ɪˈkeɪ.ʃəs/

efficacious

eficaz
Meaning
Successful in producing a desired or intended result; effective.
Example
The vaccine proved highly efficacious in preventing infections.
La vacuna demostró ser altamente eficaz para prevenir infecciones.
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.
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.
B2 verb /ɪnˈɡeɪdʒɪŋ/

engaging

involucrar
Meaning
Participating or becoming involved in; occupying or attracting someone's interest or attention.
Example
Engaging youth in education is essential.
Es esencial involucrar a los jóvenes en la educación.
C1 noun /ˈiː.dən/

Eden

Edén
Meaning
a place or state of great happiness; paradise
Example
The garden was like Eden, filled with beautiful flowers and peaceful atmosphere.
El jardín era como el Edén, lleno de hermosas flores y una atmósfera tranquila.
C1 noun ˈɛf.lu.ənt

effluent

aguas residuales o contaminadas
Meaning
Liquid waste or sewage discharged into a river or the sea.
Example
Factory effluent contaminates nearby rivers and lakes.
El efluente de la fábrica contamina los ríos y lagos cercanos.
B2 verb /ɪkˈsɛl/

excel

sobresalir
Meaning
to be exceptionally good at or proficient in an activity or subject
Example
She always tries to excel in her studies.
Ella siempre trata de sobresalir en sus estudios.
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 noun /ˈiːɡoʊɪst/

egoist

egoísta
Meaning
A person who is excessively concerned with themselves; someone who believes in or practices egoism.
Example
She avoided him because he was a selfish egoist.
Ella lo evitaba porque él era un egoísta egocéntrico.
B2 verb /ɪmˈbɒdi/

embody

encarnar
Meaning
To give tangible or visible form to an idea, quality, or feeling.
Example
She embodies the spirit of generosity.
Ella encarna el espíritu de generosidad.
C1 adjective /ˌɛvərˈlæstɪŋ/

everlasting

eterno
Meaning
Lasting forever or for an indefinitely long time.
Example
The poet wrote about his everlasting love for nature.
El poeta escribió sobre su amor eterno por la naturaleza.
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.
C2 adjective /ˈɪrˌsplɪtɪŋ/

earsplitting

ensordecedor
Meaning
extremely loud or piercing sound
Example
The earsplitting noise of the fire alarm startled everyone.
El ensordecedor ruido de la alarma contra incendios sorprendió a todos.
B2 adverb /ɪˈfɪʃəntli/

efficiently

de manera eficiente
Meaning
in a way that achieves maximum productivity with minimum wasted effort or expense
Example
She managed to complete the task efficiently within the deadline.
Ella logró completar la tarea de manera eficiente dentro del plazo.
B2 verb /ɪˈmɪt/

emit

Emitir
Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
La fábrica emite humo en la atmósfera.
C2 verb /ɪˈvɪns/

evince

demostrar
Meaning
to show or demonstrate clearly
Example
She evinced her interest in the project through active participation.
Ella evidenció su interés en el proyecto mediante una participación activa.
B2 verb /ɪnˈkaʊntər/

encounter

encontrar / enfrentarse a
Meaning
to unexpectedly meet someone or experience something, especially something difficult or new
Example
During the hike, we encountered a wild bear.
Durante la caminata, nos encontramos con un oso salvaje.
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.
B2 adjective ˈɛvɪdənt

evident

evidente
Meaning
Clearly seen or understood; obvious.
Example
The result was evident.
El resultado fue evidente.
C1 noun /ˈiːkwɪnɒks/

equinox

equilibrio entre el día y la noche
Meaning
The time or date when day and night are of equal length, occurring twice a year.
Example
The spring equinox marks the beginning of longer days.
El equinoccio de primavera marca el comienzo de los días más largos.
C2 adjective /ˌɛkspəˈdɪʃəs/

expeditious

rápido
Meaning
Done with speed and efficiency.
Example
The expeditious delivery of the package was appreciated.
La entrega rápida del paquete fue apreciada.
C1 adjective /ˈɪəri/

eerie

extraño
Meaning
Strange and frightening in a mysterious way.
Example
The abandoned house had an eerie silence.
La casa abandonada tenía un extraño silencio.
C1 noun /ɪˈnɪɡ.mə/

enigma

enigma
Meaning
A person or thing that is mysterious, puzzling, or difficult to understand.
Example
Life remains an enigma to many.
La vida sigue siendo un enigma para muchos.
C1 adjective /ɪˈrɒtɪk/

erotic

erótico
Meaning
relating to or tending to arouse sexual desire or excitement
Example
The novel contained several erotic scenes.
La novela contenía varias escenas eróticas.
B1 adjective ɪˈfɪʃ.ənt

efficient

eficiente
Meaning
Working in a well-organized way; competent and effective in performance.
Example
Efficient farming methods improve yields.
Los métodos agrícolas eficientes mejoran los rendimientos.
A1 adjective/adverb /ˈɜːrli/

early

temprano
Meaning
before the usual or expected time
Example
She arrived early to the meeting.
Ella llegó temprano a la reunión.
C1 adjective /ˈɜːrstwaɪl/

erstwhile

antiguo
Meaning
former or in the past
Example
They were erstwhile friends but no longer speak.
Fueron amigos antiguos, pero ya no hablan.
C2 adjective /juːˈdʒɛnɪk/

eugenic

eugenésico
Meaning
Relating to or aiming at improving the genetic quality of a population.
Example
In the early 20th century, some scientists supported eugenic policies.
A principios del siglo XX, algunos científicos apoyaron las políticas eugenésicas.
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.
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.
B2 adjective ɪkˈsɛsɪv

excessive

excesivo
Meaning
More than is necessary, normal, or desirable; immoderate.
Example
Excessive population growth leads to resource depletion.
El crecimiento excesivo de la población conduce a la agotamiento de los recursos.
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.
C1 verb /ɪnˈsɜːrkəl/

encircle

rodear
Meaning
to form a circle around something
Example
The protesters encircled the building in a human chain.
Los manifestantes rodearon el edificio en una cadena humana.
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.
B2 adjective /ɪnˈdjʊər.ɪŋ/

Enduring

duradero; persistente; que dura mucho tiempo
Meaning
lasting; permanent; continuing for a long time
Example
Their enduring friendship lasted for decades.
Su amistad duradera duró décadas.
B2 verb ˈɛkəʊd

echoed

retumbado
Meaning
To repeat or resound; to be reminiscent of something.
Example
The words of gratitude echoed in his heart.
Las palabras de gratitud retumbaron en su corazón.
C2 noun /ɪkˈstɛnsər/

extensor

músculo extensor
Meaning
a muscle that serves to extend or straighten a limb or part of the body.
Example
The extensor muscles in the arm help straighten the elbow.
Los músculos extensores en el brazo ayudan a enderezar el codo.
B1 adjective ɪɡˈzɪs.tɪŋ

existing

existente
Meaning
In existence; present; current.
Example
The commission reviews existing provisions.
La comisión revisa las disposiciones existentes.
C1 verb /ˈɛm.ə.neɪt/

emanate

emanar
Meaning
To come out or spread from a source.
Example
A sweet fragrance emanated from the garden.
Una dulce fragancia emanó del jardín.
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.
A2 verb /ɪkˈspekt/

expect

esperar
Meaning
to think something will happen; to anticipate
Example
I expect the meeting to start at 9 AM.
Espero que la reunión comience a las 9 a.m.
B1 adjective ˌiːkəˈnɒmɪk

economic

económico
Meaning
Relating to economics or the economy.
Example
The issue had significant economic implications.
El problema tuvo implicaciones económicas significativas.
C2 adjective /ˌeθ.noʊˈsen.trɪk/

ethnocentric

etnocéntrico
Meaning
evaluating other cultures according to the standards of one's own culture
Example
His ethnocentric attitude made it hard for him to appreciate foreign traditions.
Su actitud etnocéntrica le dificultaba apreciar las tradiciones extranjeras.
C2 adjective /ɪˈpɪstələri/

epistolary

epistolar
Meaning
Related to the writing of letters; expressed in or through letters.
Example
The novel is written in an epistolary style, consisting of letters between characters.
La novela está escrita en un estilo epistolar, compuesto por cartas entre los personajes.