effervesce
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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.
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.
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 verb, noun /ɪkˈsplɔɪt/

exploit

explotar / hacer uso de
Meaning
to make full use of and derive benefit from (a resource); to use someone unfairly for one’s own advantage
Example
The company was accused of exploiting child labor.
La compañía fue acusada de explotar el trabajo infantil.
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'.
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 /ˈɛdi/

eddy

remolino
Meaning
A circular movement of water, air, or smoke, counter to the main current, causing a small whirlpool or turbulence.
Example
The canoe was caught in an eddy near the rocks.
La canoa quedó atrapada en un remolino cerca de las rocas.
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.
C2 adjective /ˌɛsəˈtɛrɪk/

esoteric

esotérico
Meaning
intended for or understood by only a small number of people with special knowledge
Example
The professor gave an esoteric lecture on ancient philosophy.
El profesor dio una conferencia esotérica sobre filosofía antigua.
B2 noun /ˈɜːθ.wɜːm/

Earth-worm

lombriz
Meaning
a segmented worm that lives in soil and helps decompose organic matter
Example
The gardener was happy to find many earthworms in the soil.
El jardinero estaba feliz de encontrar muchas lombrices en el suelo.
A2 verb ɜrn

earn

ganar
Meaning
To obtain money, typically as payment for work or through investment; to acquire or deserve through one's efforts.
Example
Assets help you earn income even while sleeping.
Los activos te ayudan a ganar dinero incluso mientras duermes.
A2 noun /ˈɪər.ɪŋ/

Ear-ring

arete
Meaning
a piece of jewelry worn on the earlobe or ear
Example
Her diamond earrings caught everyone's attention.
Sus aretes de diamantes llamaron la atención de todos.
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.
A2 adjective /ɪmˈbærəst/

embarrassed

avergonzado
Meaning
feeling awkward, ashamed, or self-conscious about something
Example
He felt embarrassed when he forgot her name.
Se sintió avergonzado cuando olvidó su nombre.
B1 adjective /ˈiːvəl/

evil

malvado
Meaning
Profoundly immoral and wicked.
Example
They believed the villain was the embodiment of evil.
Creían que el villano era la encarnación del mal.
B2 verb ɪˈrɛktɪŋ

erecting

erigir
Meaning
To build; construct; set up in a vertical position.
Example
The workers were erecting a new building downtown.
Los trabajadores estaban erigiendo un nuevo edificio en el centro de la ciudad.
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.
B2 noun /iˈkɒlədʒɪst/

ecologist

ecólogo
Meaning
A scientist who studies the relationships between living organisms and their environment.
Example
The ecologist studied the effects of pollution on the forest ecosystem.
El ecólogo estudió los efectos de la contaminación en el ecosistema del bosque.
C1 verb /ɪnˈtʃænt/

enchant

encantar
Meaning
to delight or charm greatly; to cast a spell over
Example
The storyteller enchanted the children with his tales.
El cuentacuentos encantó a los niños con sus relatos.
C2 verb /ɛnˈfrænˌtʃaɪz/

enfranchise

felicidad
Meaning
To grant the right to vote or other rights of citizenship.
Example
The new law enfranchised thousands of people.
Ella no pudo ocultar su felicidad cuando recibió el premio.
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 adjective /ɪnˈɡroʊst/

engrossed

absorto
Meaning
completely absorbed or deeply involved in something
Example
She was so engrossed in the book that she forgot the time.
Ella estaba tan absorta en el libro que olvidó la hora.
B2 noun /ɪkˈskɜː.ʃən/

Excursion

excursión; viaje corto
Meaning
a short journey or trip, especially one engaged in as a leisure activity
Example
The school organized an excursion to the science museum for all students.
La escuela organizó una excursión al museo de ciencias para todos los estudiantes.
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.
B2 noun ɪnˈhɑːns.mənt

enhancement

mejora
Meaning
An increase or improvement in quality, value, or extent.
Example
Enhancement of education quality is vital.
La mejora de la calidad educativa es vital.
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.
B1 adjective /ˌel.ɪˈmen.tər.i/

Elementary

elemental; básico
Meaning
basic; fundamental; primary level
Example
He learned elementary mathematics in school.
Él aprendió matemáticas elementales en la escuela.
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.
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 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.
C2 adjective /ˈɛnərˌveɪtɪd/

enervated

agotado
Meaning
Lacking energy, vitality, or strength; weakened or exhausted.
Example
After the long meeting, she felt completely enervated.
Después de la larga reunión, se sintió completamente agotada.
A1 pronoun /ˈɛvribɒdi/

everybody

todos
Meaning
all people; everyone
Example
Everybody enjoyed the party.
Todos disfrutaron de la fiesta.
B2 noun /ɪˈrʌp.ʃən/

Eruption

erupción volcánica
Meaning
a sudden violent occurrence or outburst; volcanic explosion
Example
The volcanic eruption forced thousands of people to evacuate the area.
La erupción volcánica obligó a miles de personas a evacuar el área.
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.
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 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 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 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 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.
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.
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/noun /ɪɡˈzɪbɪt/

exhibit

exhibir
Meaning
To display or show publicly; something put on display.
Example
The museum will exhibit ancient artifacts.
El museo exhibirá artefactos antiguos.
C2 verb /ɪnˈskɒns/

ensconce

acurrucarse, esconderse
Meaning
to settle comfortably or securely in a place; to hide or shelter firmly
Example
She ensconced herself in a cozy armchair by the fireplace.
Ella se enroscó en una cómoda silla junto a la chimenea.
C1 adjective ɛnˈdɛm.ɪk

endemic

endémico
Meaning
Native and restricted to a certain place.
Example
The Bengal tiger is endemic to the Indian subcontinent.
El tigre de Bengala es endémico del subcontinente indio.
A2 adverb /ɪˈspeʃəli/

Especially

especialmente; particularmente; sobre todo
Meaning
particularly; in particular; above all
Example
I love all fruits, especially mangoes.
Me gustan todas las frutas, especialmente los mangos.
C2 noun /ɛnˈkoʊmiəm/

encomium

elogio
Meaning
A speech or piece of writing that praises someone or something highly.
Example
He delivered an encomium to his retiring teacher.
Él pronunció un elogio a su maestro que se retiraba.
B2 adjective ˌiːvəˈluːʃənəri

evolutionary

evolutivo
Meaning
Relating to or denoting the gradual development of something, especially from a simple to a more complex form.
Example
The evolutionary changes in species are fascinating.
Los cambios evolutivos en las especies son fascinantes.
C2 noun /ˌɛksɪˈɡjuːɪti/

exiguity

escasez
Meaning
the quality of being scanty or meager in amount
Example
The exiguity of resources made the project difficult to complete.
La escasez de recursos hizo que el proyecto fuera difícil de completar.
A2 noun /ɪˈvent/

event

evento
Meaning
something that happens, especially something important
Example
The concert was the biggest event of the year.
El concierto fue el evento más grande del año.
C2 adjective /ɪkˈsɛpʃənəbl/

exceptionable

objecionable
Meaning
Open to objection; causing disapproval.
Example
His rude remarks were considered exceptionable by everyone present.
Sus comentarios groseros fueron considerados objetables por todos los presentes.
C1 noun /ɪɡˈzɛkjətər/

executor

ejecutor de testamento
Meaning
A person appointed to carry out the terms of someone's will after their death.
Example
The executor managed the estate according to the deceased’s wishes.
El ejecutor gestionó la propiedad según los deseos del fallecido.
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
B1 adjective /ɪnˌvaɪrənˈmɛntl/

environmental

ambiental
Meaning
relating to the natural world and the impact of human activity on its condition
Example
The company adopted new policies to reduce environmental damage.
La empresa adoptó nuevas políticas para reducir el daño ambiental.
C2 adjective /ɛɡˈzɪɡjuəs/

exiguous

escaso
Meaning
small in amount; scanty or inadequate
Example
They survived on exiguous rations during the journey.
Sobrevivieron con raciones exiguas durante el viaje.
B2 noun ˈiː.kəʊˌsɪs.təm

ecosystem

ecosistema
Meaning
A biological community of interacting organisms and their physical environment.
Example
A balanced ecosystem is crucial for environmental sustainability.
Un ecosistema equilibrado es crucial para la sostenibilidad ambiental.
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.
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.
B2 verb /ɪnˈkwaɪər/

enquire

preguntar
Meaning
to ask for information about something
Example
He enquired about the train schedule.
Él preguntó sobre el horario del tren.
B2 adjective ˈel.ɪ.dʒə.bəl

eligible

elegible
Meaning
Having the right to do or obtain something through satisfaction of the appropriate conditions.
Example
Only eligible candidates are considered for appointments.
Solo los candidatos elegibles son considerados para los nombramientos.
C2 adjective /ˈɛksɪdʒənt/

exigent

urgente
Meaning
demanding immediate action or attention; urgent
Example
The patient’s exigent condition required immediate surgery.
La condición exigente del paciente requirió cirugía inmediata.
A1 determiner/pronoun /iːtʃ/

each

cada
Meaning
every one of two or more people or things considered separately
Example
Each student received a certificate.
Cada estudiante recibió un certificado.
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 adjective /ˈiːkwaɪn/

equine

relacionado con los caballos
Meaning
Relating to or resembling a horse.
Example
The veterinarian specialized in equine medicine.
El veterinario se especializó en medicina equina.
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 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.
C2 adjective /ɪˈfʌldʒənt/

effulgent

resplandeciente
Meaning
Shining brilliantly; radiant.
Example
Her effulgent smile brightened everyone's mood.
Su sonrisa resplandeciente iluminó el ánimo de todos.
C1 noun /ˈɛskəpeɪd/

escapade

aventura
Meaning
an adventurous, exciting, or reckless act
Example
Their summer escapade included camping and mountain climbing.
Su escapada de verano incluyó camping y escalada en la montaña.
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 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.
B2 verb /ɪˈvoʊk/

evoke

evocar
Meaning
to bring a feeling, memory, or image into the mind
Example
The old song evoked memories of her childhood.
La vieja canción evocó recuerdos de su infancia.
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 /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.
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.
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 ɪnˌvaɪrənˈmɛntəl ˌdɛɡrəˈdeɪʃən

environmental degradation

degradación ambiental
Meaning
The deterioration of the environment through depletion of resources and destruction of ecosystems.
Example
Environmental degradation threatens biodiversity.
La degradación ambiental amenaza la biodiversidad.
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.
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 verb ɪɡˈzɔːrt

exhort

exhortar
Meaning
To strongly encourage or urge someone to do something.
Example
The teacher exhorted students to work hard for exams.
El profesor exhortó a los estudiantes a trabajar duro para los exámenes.
C2 noun /ɪɡˈzɔːrbɪtəns/

exorbitance

exorbitancia
Meaning
The quality of being excessive, unreasonable, or going beyond proper limits.
Example
The exorbitance of the hotel's prices shocked the tourists.
La exorbitancia de los precios del hotel sorprendió a los turistas.
A2 adjective /ˈeksələnt/

Excellent

excelente; sobresaliente; superior;
Meaning
extremely good; outstanding; superior
Example
She received excellent grades in all her subjects.
Ella recibió excelentes calificaciones en todas sus materias.
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.
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 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.
B1 noun ɪˈkɒnəmiːz

economies

economías
Meaning
The wealth and resources of a country or region.
Example
Emerging economies have been growing rapidly over the past decade.
Las economías emergentes han estado creciendo rápidamente en la última década.
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.
C2 noun /ˈɛksɪdʒənsi/

exigency

urgencia
Meaning
an urgent need or demand requiring immediate attention
Example
In times of war, the exigency of the situation requires quick decisions.
En tiempos de guerra, la urgencia de la situación requiere decisiones rápidas.
B2 adjective /ɪkˈskluːdɪd/

Excluded

excluido; marginado
Meaning
not included; left out; barred from participation
Example
He felt excluded from the group activities and conversations.
Él se sintió excluido de las actividades del grupo y de las conversaciones.
B1 adverb /ɛtˈsɛtərə/

etcetera

etcétera
Meaning
used at the end of a list to indicate that other similar items are included
Example
She bought apples, oranges, bananas, etcetera from the market.
Ella compró manzanas, naranjas, plátanos, etcétera en el mercado.
B2 verb /ɛksˈheɪl/

exhale

exhalar
Meaning
to breathe out air from the lungs
Example
She slowly exhaled after holding her breath.
Ella exhaló lentamente después de aguantar la respiración.
B1 noun ɪˈkwɒl.ə.ti

equality

igualdad
Meaning
The state of being equal, especially in status, rights, and opportunities.
Example
Equality in education is a key goal.
La igualdad en la educación es un objetivo clave.
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.
B1 adverb /ɪkˈstriːm.li/

Extremely

extremadamente
Meaning
to a very high degree; exceptionally
Example
The weather today is extremely hot and humid.
El clima hoy está extremadamente caluroso y húmedo.
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.
C1 noun /ɪkˈspʌlʃən/

expulsion

expulsión
Meaning
The act of forcing someone to leave a place, especially a school or country.
Example
His constant misbehavior led to his expulsion from school.
Su comportamiento constante llevó a su expulsión de la escuela.
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 adjective /ˈɛm.ɪ.nənt/

eminent

eminente
Meaning
Famous and respected within a particular sphere or profession.
Example
He is an eminent scientist known for groundbreaking research.
Él es un científico eminente conocido por su investigación innovadora.
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.
C1 adjective /ˈen.vi.əs/

Envious

envidioso/a; celoso/a
Meaning
feeling or showing envy; jealous
Example
She felt envious of her friend's new car.
Ella se sintió envidiosa del nuevo coche de su amiga.
B2 verb ɪnˈhɑːnst

enhanced

mejorado
Meaning
Intensify, increase, or further improve the quality, value, or extent of something.
Example
Enhanced strategies improve outcomes.
Las estrategias mejoradas mejoran los resultados.
C2 noun /ˌɛksəˈdʒiːsɪs/

exegesis

exégesis
Meaning
A critical explanation or interpretation of a text, especially a religious scripture.
Example
The professor gave a detailed exegesis of the biblical passage.
El profesor dio una exégesis detallada del pasaje bíblico.
C1 noun /ˈek.stə.si/

Ecstasy

éxtasis
Meaning
an overwhelming feeling of great happiness or joyful excitement
Example
She was in complete ecstasy when she heard the good news.
Ella estaba en completa éxtasis cuando escuchó las buenas noticias.
B2 verb /ɪˈrʌpt/

erupt

erupcionar
Meaning
to burst forth suddenly and violently
Example
The volcano erupted after centuries of dormancy.
El volcán erupcionó después de siglos de inactividad.
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 adjective ɪkˈstɪŋkt

extinct

extinto
Meaning
No longer in existence; having died out completely.
Example
Some species are becoming extinct due to overfishing.
Algunas especies se están extinguiendo debido a la sobrepesca.
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.
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 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 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.
B1 adjective ɪkˈstriːm

extreme

extremo
Meaning
Reaching a high or the highest degree; very great.
Example
Extreme weather patterns disrupt ecosystems.
Los patrones climáticos extremos interrumpen los ecosistemas.
C2 noun /ˈɪəri/

eyry

nido de ave rapaz
Meaning
an alternative spelling of eyrie; a nest of a bird of prey
Example
The falcon guarded its eyry fiercely.
El halcón protegió su nido ferozmente.
A2 noun /ˈɛndɪŋ/

ending

final
Meaning
the final part of something, such as a story, event, or period of time
Example
The movie had a surprising ending that no one expected.
La película tuvo un final sorprendente que nadie esperaba.
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 noun ɪɡˌzæs.pəˈreɪ.ʃən

exasperation

exasperacion
Meaning
Extreme irritation or frustration.
Example
He sighed in exasperation after hearing the same excuse again.
Él suspiró de exasperación después de oír la misma excusa otra vez.
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 /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.
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.
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.
C2 verb /ɪkˈspɛktəreɪt/

expectorate

expectorar
Meaning
to cough up and spit out mucus from the throat or lungs
Example
The patient began to expectorate thick mucus.
El paciente comenzó a expectorar mucosidad espesa.
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.
C2 verb /ɪˈnæmər/

enamor

enamorar
Meaning
to be filled with love or admiration for
Example
She was enamored with the beautiful scenery.
Ella estaba enamorada con el hermoso paisaje.
C1 verb /ɪnˈdʒen.dər/

engender

provocar
Meaning
To cause or give rise to a feeling, situation, or condition.
Example
The speech engendered hope among the people.
El discurso provocó esperanza entre la gente.