extraction
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C1 noun /ɪkˈstrækʃən/

extraction

extracción
Meaning
the act of removing something, especially by pulling it out
Example
The extraction of oil from the ground requires special equipment.
La extracción de petróleo del suelo requiere equipos especiales.
C1 verb /ˈɛkˌsaɪz/

excise

extirpar
Meaning
to cut out or remove completely, often by surgery
Example
The surgeon excised the tumor successfully.
El cirujano extirpó el tumor con éxito.
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.
C1 noun ˈiː.pɒk

epoch

época
Meaning
A period of time in history or a person's life, typically one marked by notable events or particular characteristics.
Example
The invention of the internet marked a new epoch in human history.
La invención de internet marcó una nueva época en la historia humana.
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.
C1 noun /ˈɛksədəs/

exodus

éxodo
Meaning
A mass departure of people from a place.
Example
There was a sudden exodus of workers after the strike began.
Hubo un éxodo repentino de trabajadores después de que comenzara la huelga.
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.
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.
C1 verb /ɪnˈlɪst/

enlist

alistarse
Meaning
to join or sign up, especially for military service; to secure someone's support or help
Example
He decided to enlist in the army after graduation.
Él decidió alistarse en el ejército después de graduarse.
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.
C1 verb /ɪˈdʒɛkt/

eject

echar fuera
Meaning
to force someone or something out, usually from a place or position
Example
The referee had to eject the player for unsportsmanlike behavior.
El árbitro tuvo que ejectar al jugador por conducta antideportiva.
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.
C1 noun /ɪnˈtaɪərəti/

entirety

entereza
Meaning
the whole of something; the complete form
Example
He watched the movie in its entirety.
Vio la película en su totalidad.
C1 noun /ˈaɪ.wɪt.nəs/

Eyewitness

testigo ocular
Meaning
a person who has seen something happen and can give evidence about it
Example
The police interviewed several eyewitnesses to the accident.
La policía entrevistó a varios testigos oculares del accidente.
C1 verb /ɪˈkweɪt/

equate

equiparar
Meaning
To consider as equal or equivalent.
Example
Many people equate wealth with success.
Muchas personas equiparan la riqueza con el éxito.
C1 noun /ɪnˈkrəʊtʃmənt/

encroachment

intrusión
Meaning
the act of gradually intruding or taking over someone’s rights, land, or space
Example
The villagers protested against the encroachment on their farmland.
Los aldeanos protestaron contra la intrusión en sus tierras agrícolas.
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 adverb /ˈiːstwədz/

Eastwards

hacia el este
Meaning
towards the east; in an eastern direction
Example
The river flows eastwards into the ocean.
El río fluye hacia el este hacia el océano.
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.
C1 adjective /ɪkˈspænsɪv/

expansive

expansivo
Meaning
covering a wide area or having a wide range of ideas or emotions
Example
They enjoyed the expansive view from the hilltop.
Disfrutaron de la vista expansiva desde la cima de la colina.
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.
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.
C1 adjective /ɪɡˈzæktɪŋ/

exacting

exigente
Meaning
demanding a lot of effort, attention, or precision
Example
She is known for her exacting standards in design.
Es conocida por sus exigentes estándares en el diseño.
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.
C1 adjective /ˈevər ˈlæstɪŋ/

Ever-lasting

eterno; permanente;
Meaning
eternal; permanent; enduring forever
Example
Their love is ever-lasting and will never fade.
Su amor es eterno y nunca se desvanecerá.
C1 verb /ɪnˈsjuː/

ensue

suceder
Meaning
to happen as a result or consequence
Example
After the argument, silence ensued.
Después de la discusión, el silencio sucedió.
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 noun /ɪˌmæn.sɪˈpeɪ.ʃən/

Emancipation

emancipación
Meaning
the fact or process of being set free from legal, social, or political restrictions
Example
The emancipation of slaves was a significant moment in American history.
La emancipación de los esclavos fue un momento significativo en la historia de América.
C1 noun ˌiː.kəʊˈfrend.li ˌɜː.bən.aɪˈzeɪ.ʃən

eco-friendly urbanization

urbanización ecológica
Meaning
The development of cities in a way that is not harmful to the environment.
Example
Eco-friendly urbanization reduces environmental degradation.
La urbanización ecológica reduce la degradación ambiental.
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.
C1 noun /ˈɒntreɪ/ (UK), /ˈɑːntreɪ/ (US)

entree

plato principal
Meaning
The main course of a meal (US); the right to enter or access (formal).
Example
The restaurant’s signature steak was served as the main entree.
El filete característico del restaurante se sirvió como plato principal.
C1 noun /ɪɡˈzɜːr.ʃən/

exertion

esfuerzo físico o mental
Meaning
Using energy or effort to achieve something.
Example
Excessive exertion can lead to fatigue and burnout.
El exceso de exertión puede llevar a la fatiga y al agotamiento.
C1 verb /ˈɛkstrəˌdaɪt/

extradite

extraditar
Meaning
to hand over a person accused or convicted of a crime to another country or state
Example
The government agreed to extradite the fugitive to his home country.
El gobierno acordó extraditar al fugitivo a su país de origen.
C1 verb /ˈɛm.jʊˌleɪt/

emulate

imitar
Meaning
to imitate someone or something with the intent to equal or surpass
Example
Young athletes often emulate their idols.
Los jóvenes atletas a menudo imitan a sus ídolos.
C1 noun /ɪkˈstræv.ə.ɡəns/

Extravagance

gasto excesivo; derroche
Meaning
lack of restraint in spending money; excessive expense
Example
The wedding celebration was criticized for its unnecessary extravagance.
La celebración de la boda fue criticada por su extravagancia innecesaria.
C1 verb /ɪˈvɪkt/

evict

desalojar
Meaning
To expel someone from a property, usually by legal process.
Example
The landlord decided to evict the tenants for not paying rent.
El arrendador decidió desalojar a los inquilinos por no pagar el alquiler.
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 verb /ɪkˈstoʊl/

extol

alabar
Meaning
to praise enthusiastically and highly
Example
The teacher extolled the student's dedication and hard work.
El maestro alabó la dedicación y el trabajo duro del estudiante.
C1 adjective /ɛnˌsaɪkləˈpiːdɪk/

encyclopedic

enciclopédico
Meaning
Having comprehensive knowledge of many subjects; relating to or characteristic of an encyclopedia.
Example
Her encyclopedic knowledge of history amazed everyone at the conference.
Su conocimiento enciclopédico de la historia sorprendió a todos en la conferencia.
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.
C1 noun /ɪmˈbɑː.ɡoʊ/

embargo

embargo comercial
Meaning
A trade ban, restriction, or prohibition imposed by a government or international organization on a country.
Example
The UN imposed an embargo on arms exports.
La ONU impuso un embargo a las exportaciones de armas.
C1 verb /ɪkˈstɔːrt/

extort

extorsionar
Meaning
to obtain something, especially money, by force, threats, or unfair means
Example
The gang attempted to extort money from local shopkeepers.
La pandilla intentó extorsionar dinero a los tenderos locales.
C1 verb /ɪˈlɪsɪt/

elicit

provocar
Meaning
To draw out a response, answer, or reaction from someone.
Example
The teacher’s question elicited thoughtful answers from the students.
La pregunta del maestro elicita respuestas pensativas de los estudiantes.
C1 verb /ɪnˈreɪdʒ/

enrage

enfurecer
Meaning
To make someone extremely angry.
Example
His unfair remarks enraged the audience.
Sus comentarios injustos enfurecieron a la audiencia.
C1 adjective /ɪɡˈzɔːr.bɪ.tənt/

exorbitant

exorbitante
Meaning
Unreasonably high in price or cost; excessive.
Example
The hotel charged an exorbitant price for a basic room.
El hotel cobró un precio exorbitante por una habitación básica.
C1 verb ɪkˈstræp.ə.leɪt

Extrapolate

extrapolar
Meaning
Making future estimates based on existing information
Example
Scientists extrapolate climate changes based on past data.
Los científicos extrapolan los cambios climáticos basados en datos pasados.
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.
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 ɪˌlæˈstɪs.ə.ti

elasticity

elasticidad
Meaning
The responsiveness of demand or supply to changes in price.
Example
The elasticity of demand for luxury goods is high.
La elasticidad de la demanda de bienes de lujo es alta.
C1 noun ˌes.kəˈleɪ.ʃən

escalation

aumento rápido; un alza.
Meaning
A rapid increase; a rise.
Example
The escalation of production costs impacts profitability.
La escalada de los costos de producción impacta la rentabilidad.
C1 adjective /ɪˈstreɪndʒd/

estranged

distante
Meaning
no longer close or affectionate with someone; alienated
Example
She felt estranged from her family after the long dispute.
Ella se sintió distante de su familia después de la larga disputa.
C1 adjective ɪˈveɪ.sɪv

evasive

evasivo, astuto, vago
Meaning
Tending to avoid commitment or self-revelation, especially by responding only indirectly.
Example
He gave an evasive answer to avoid trouble.
Él dio una respuesta evasiva para evitar problemas.
C1 verb /ɪkˈstɪŋ.ɡwɪʃ/

extinguish

apagar
Meaning
to put out a fire, light, or to end something
Example
The firefighters managed to extinguish the blaze within an hour.
Los bomberos lograron apagar el fuego en una hora.
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.
C1 noun /ɪˈnæməl/

enamel

esmalte
Meaning
a hard, glossy substance used as a protective or decorative coating; the hard outer layer of teeth
Example
The dentist explained that enamel protects the teeth from decay.
El dentista explicó que el esmalte protege los dientes de la caries.
C1 noun /ɒnˈsɒmbəl/

ensemble

conjunto, grupo
Meaning
a group of things or people viewed as a whole, especially performers in music or theater
Example
The theater ensemble gave a spectacular performance.
El conjunto de teatro hizo una actuación espectacular.
C1 adjective /ˈɜːrθi/

earthy

terroso / simple
Meaning
resembling or suggestive of earth or soil; simple, natural, and sometimes coarse
Example
The dish had a rich, earthy flavor from the mushrooms.
El plato tenía un sabor rico y terroso proveniente de los champiñones.
C1 noun /ˈɛf.ɪ.kə.si/

efficacy

eficacia
Meaning
The ability to produce a desired or intended result; effectiveness.
Example
The efficacy of the vaccine has been proven in trials.
La eficacia de la vacuna se ha demostrado en los ensayos.
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.
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.
C1 verb /ɪˈkɒnəmaɪz/

economize

economizar
Meaning
To reduce spending or use resources carefully.
Example
Families are trying to economize by cutting unnecessary expenses.
Las familias están tratando de economizar reduciendo gastos innecesarios.
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.
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.
C1 noun /ˈɛn.kleɪv/

enclave

enclave
Meaning
a distinct area or group enclosed within a larger one
Example
The city has a small Italian enclave where traditions are preserved.
La ciudad tiene un pequeño enclave italiano donde se preservan las tradiciones.
C1 noun /ˌjuːθəˈneɪʒə/

euthanasia

muerte asistida
Meaning
The practice of intentionally ending a life to relieve pain and suffering.
Example
The debate about euthanasia raises difficult ethical questions.
El debate sobre la eutanasia plantea preguntas éticas difíciles.
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.
C1 adjective /ˈɜːrθ.li/

Earthly

terrenal; mundano; material
Meaning
relating to the earth or human life; worldly; material rather than spiritual
Example
He focused on earthly pleasures rather than spiritual growth.
Se centró en los placeres terrenales en lugar del crecimiento espiritual.
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.
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.
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 /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.
C1 verb ˈɛk.spɪ.daɪt

expedite

acelerar
Meaning
Make an action or process happen sooner or be accomplished more quickly.
Example
The government took steps to expedite the approval process.
El gobierno tomó medidas para acelerar el proceso de aprobación.
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 /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.
C1 adjective /ˈen.vi.ə.bəl/

Enviable

envidiable
Meaning
causing envy; desirable
Example
Her success was enviable among her peers.
Su éxito era envidiable entre sus compañeros.
C1 noun /ˈɪrˌplʌɡ/

earplug

tapón para los oídos
Meaning
a device inserted into the ear to block out noise or water
Example
He wore earplugs to sleep during the noisy night.
Él usó tapones para los oídos para dormir durante la noche ruidosa.
C1 noun /ɪˈlɛk.trəʊ.laɪts/

electrolytes

electrolitos
Meaning
Minerals in body fluids that carry an electric charge and are essential for many bodily functions.
Example
Electrolytes help maintain proper fluid balance in the body.
Los electrolitos ayudan a mantener el equilibrio adecuado de líquidos en el cuerpo.
C1 noun ɪˌræd.ɪˈkeɪ.ʃən

eradication

erradicación
Meaning
The complete destruction or elimination of something unwanted.
Example
Carbon eradication is a key goal of the project.
La erradicación del carbono es una meta clave del proyecto.
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.
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 adjective ɪˌlektrəʊmæɡˈnetɪk

electromagnetic

electromagnético
Meaning
Relating to both electricity and magnetism or their interaction.
Example
Electromagnetic forces repel protons.
Las fuerzas electromagnéticas repelen los protones.
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 /ɪnˈtrɛntʃt/

entrenched

arraigado
Meaning
Firmly established and unlikely to change.
Example
Corruption is deeply entrenched in the system.
La corrupción está profundamente arraigada en el sistema.
C1 verb /ˈɛkstrɪkeɪt/

extricate

liberar
Meaning
To free someone or something from a constraint or difficulty.
Example
The firefighters extricated the passengers from the wrecked car.
Los bomberos extricaron a los pasajeros del coche destrozado.
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 /ˈiː.zi tʃeər/

Easy-chair

sillón reclinable
Meaning
a comfortable chair with arms and a back that reclines
Example
He relaxed in his favorite easy-chair after work.
Se relajó en su sillón favorito después del trabajo.
C1 noun /ɪnˈtaɪtəlmənt/

entitlement

derecho
Meaning
the belief that one is inherently deserving of privileges or special treatment; a right to benefits
Example
The program provides entitlement to health care.
El programa otorga derecho a la atención médica.
C1 noun /ˌɛksɪˈkjuːʃənər/

executioner

verdugo
Meaning
A person who carries out a death sentence by execution.
Example
The executioner prepared the gallows for the condemned prisoner.
El verdugo preparó la horca para el prisionero condenado.
C1 noun /ˈɜːrθənˌwɛr/

earthenware

cerámica
Meaning
pottery made of clay and hardened by heat
Example
The shop displayed beautiful earthenware pots and bowls.
La tienda exhibió hermosas ollas y tazones de cerámica.
C1 noun /ɪkˈstɔːr.ʃən/

extortion

extorsión
Meaning
the practice of obtaining something, especially money, through force or threats
Example
The businessman was arrested for extortion after threatening his partner.
El empresario fue arrestado por extorsión después de amenazar a su socio.
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.
C1 adjective /ˌɛk.spəˈnɛn.ʃəl/

exponential

crecimiento rápido o expansión a un ritmo creciente
Meaning
Rapid growth or expansion at an increasing rate
Example
Technology is advancing at an exponential rate.
La tecnología está avanzando a un ritmo exponencial.
C1 verb /ɪnˈtrɛntʃ/

entrench

afianzar
Meaning
To establish something so firmly that it is difficult to change.
Example
The company entrenched its position in the market through innovation.
La empresa afianzó su posición en el mercado a través de la innovación.
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.
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 noun /ˈiːzl̩/

easel

soporte para lienzo
Meaning
a frame for supporting an artist's canvas while painting or drawing
Example
The artist placed the canvas on the easel before starting to paint.
El artista colocó el lienzo sobre el caballete antes de empezar a pintar.
C1 verb /ɪɡˈzɒnəreɪt/

exonerate

exonerar
Meaning
To clear someone from blame or accusation.
Example
The court exonerated her from all charges.
El tribunal la exoneró de todos los cargos.
C1 adjective /ɪˈmɜːrdʒənt/

emergent

emergente
Meaning
just coming into existence or becoming prominent
Example
The emergent startup quickly attracted investors.
La startup emergente rápidamente atrajo inversionistas.
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 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.
C1 verb /ˈɛnərˌdʒaɪz/

energize

energizar
Meaning
To give energy or vitality to something or someone.
Example
The motivational speech helped energize the team.
El discurso motivacional ayudó a energizar al equipo.
C1 noun ɪˌməʊ.ʃəˈnæl.ɪ.ti

emotionality

emocionalidad
Meaning
The quality of being driven by emotions rather than reason; emotional responsiveness.
Example
His emotionality often influenced his decisions.
Su emocionalidad a menudo influía en sus decisiones.
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.
C1 verb /ɪˈleɪt/

elate

alegrar
Meaning
To make someone very happy or proud.
Example
The success of the project elated the whole team.
El éxito del proyecto alegró a todo el equipo.
C1 verb /ɪnˈdaʊ/

endow

dotar
Meaning
To provide with a quality, ability, or gift; to donate funds for a purpose.
Example
The university was endowed with a generous donation.
La universidad fue dotada con una generosa donación.
C1 adjective /ɪkˈspiːdiənt/

expedient

conveniente
Meaning
suitable or convenient for achieving a particular end, sometimes at the expense of morality
Example
It was expedient to take the shortcut despite the risks.
Era conveniente tomar el atajo a pesar de los riesgos.
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.
C1 noun /ˌɛksɛnˈtrɪsəti/

eccentricity

excentricidad
Meaning
the quality of being unconventional or slightly strange
Example
His eccentricity made him both admired and misunderstood.
Su excentricidad lo hizo ser tanto admirado como incomprendido.
C1 noun /ˈiːɡoʊˌtɪzəm/

egotism

egotismo
Meaning
The practice of talking and thinking about oneself excessively because of an inflated sense of self-importance.
Example
His constant boasting revealed his egotism.
Su constante jactancia reveló su egotismo.
C1 adjective /ɪˈkwɛstriən/

equestrian

equitación
Meaning
Relating to horse riding or horseback riders.
Example
She won several equestrian competitions.
Ella ganó varias competiciones ecuestres.
C1 adjective /ɪɡˈzɪləreɪtɪd/

exhilarated

exaltado
Meaning
feeling very happy, animated, or elated
Example
She felt exhilarated after finishing the marathon.
Ella se sintió exaltada después de terminar el maratón.
C1 phrase ˈiː.kəʊˌsɪs.təm kəˈlæps

ecosystem collapse

colapso del ecosistema
Meaning
The complete breakdown of an ecological system, resulting in the inability to maintain its structure and function.
Example
Unchecked deforestation can lead to ecosystem collapse.
La deforestación incontrolada puede llevar al colapso del ecosistema.
C1 adjective /ˌɛm.briˈɒn.ɪk/

embryonic

embrionario
Meaning
in an early or undeveloped stage; relating to an embryo
Example
The project is still in its embryonic stage.
El proyecto aún está en su etapa embrionaria.
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.
C1 noun /ɛnˈdɔːr.fɪnz/

endorphins

endorfina
Meaning
Chemical compounds produced by the brain that reduce pain and create feelings of happiness.
Example
Exercise releases endorphins, reducing stress and pain.
El ejercicio libera endorfinas, reduciendo el estrés y el dolor.
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.
C1 noun /ˈɒntʊrɑːʒ/

entourage

séquito
Meaning
A group of people attending or surrounding an important person.
Example
The celebrity arrived with her entourage of assistants and bodyguards.
La celebridad llegó con su séquito de asistentes y guardaespaldas.
C1 noun /ˌɛtɪˈmɒlədʒi/

etymology

etimología
Meaning
The study of the origin of words and how their meanings and forms have evolved.
Example
The etymology of the word 'salary' comes from the Latin word for salt.
La etimología de la palabra 'salario' proviene de la palabra latina para sal.
C1 adjective ˈek.wɪ.tə.bəl

equitable

equitativo
Meaning
Fair and impartial
Example
Equitable AI ensures fairness in technology use.
La IA equitativa asegura la justicia en el uso de la tecnología.
C1 noun /ˈɛksələnsɪ/

excellency

excelencia
Meaning
a title of honor for people of high rank, especially ambassadors or governors
Example
His Excellency the Ambassador attended the ceremony.
Su Excelencia el Embajador asistió a la ceremonia.
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.