amplification
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C1 noun /ˌæmplɪfɪˈkeɪʃən/

amplification

amplificación
Meaning
the act or process of making something stronger, louder, or more intense; an expansion or elaboration of details
Example
The microphone provides amplification of the speaker’s voice.
El micrófono proporciona amplificación de la voz del orador.
C1 noun /ˈæptɪˌtjuːd/

aptitude

aptitud
Meaning
a natural ability or talent to do something well
Example
She has a strong aptitude for learning new languages.
Ella tiene una gran aptitud para aprender nuevos idiomas.
C1 adjective /əˈmiːnəbl/

amenable

dispuesto
Meaning
willing to cooperate or be influenced; open to suggestions
Example
She was amenable to the idea of working longer hours.
Ella estaba dispuesta a la idea de trabajar más horas.
C1 noun ˌɔːɡ.menˈteɪ.ʃən

augmentation

aumento o expansión
Meaning
Increasing quantity, power or performance.
Example
The company invested in the augmentation of its workforce.
La empresa invirtió en la augmentación de su fuerza laboral.
C1 noun /əˈkɔːrdiən/

accordion

acordión (instrumento musical)
Meaning
a musical instrument played by squeezing and expanding with keys and buttons
Example
The musician played a cheerful tune on the accordion.
El músico tocó una melodía alegre en el acordeón.
C1 adjective ˌæɡrɪˈkʌltʃərəli sɪɡˈnɪfɪkənt

agriculturally significant

importante relacionado con la agricultura
Meaning
Important or crucial related to farming and agriculture
Example
Winter is agriculturally significant for crop production.
El invierno es importante para la producción de cultivos.
C1 adjective /ˈæŋ.ɡjə.lər/

Angular

angular
Meaning
having sharp corners or edges; relating to angles
Example
The building has an angular design with sharp corners.
El edificio tiene un diseño angular con esquinas afiladas.
C1 noun /ɑːrˈmɑːdə/

armada

flota de guerra
Meaning
A large fleet of warships.
Example
The Spanish Armada sailed against England in 1588.
La Armada Española navegó contra Inglaterra en 1588.
C1 noun /əˈtjuːn.mənt/

attunement

armonización
Meaning
Being in harmony or responsive to someone's emotional state.
Example
Attunement to emotions improves relationships.
La armonización con las emociones mejora las relaciones.
C1 verb /əˈfɪks/

affix

adjuntar / pegar
Meaning
to attach or stick something firmly to another thing
Example
Please affix the stamp to the envelope.
Por favor, adjunte el sello al sobre.
C1 noun /ˌæntiˈklaɪmæks/

anticlimax

anticlimax
Meaning
A disappointing end after a big build-up of excitement or expectation.
Example
The movie's ending was an anticlimax after such a thrilling story.
El final de la película fue un anticlimax después de una historia tan emocionante.
C1 noun /əˈduː/

ado

alboroto / actividad innecesaria
Meaning
a fuss or unnecessary activity; trouble or difficulty
Example
Without further ado, let’s begin the ceremony.
Sin más alboroto, empecemos la ceremonia.
C1 noun əˈtrɒs.ɪ.tiz

atrocities

atrocidades
Meaning
Extremely wicked or cruel acts, typically involving physical violence or injury.
Example
The atrocities shocked the international community.
Las atrocidades sorprendieron a la comunidad internacional.
C1 noun /əˈsɛndənsi/

ascendancy

ascendencia, dominio
Meaning
A position of power, influence, or control over others.
Example
The company gained ascendancy in the market through innovation.
La empresa logró ascendencia en el mercado a través de la innovación.
C1 adjective /ˌeɪθiˈɪstɪk/

atheistic

ateísta
Meaning
Relating to or characteristic of atheists or atheism.
Example
She grew up in an atheistic household with no religious rituals.
Ella creció en un hogar ateo sin rituales religiosos.
C1 adjective /ˌæn.ɪkˈdoʊ.t̬əl/

anecdotal

basado en relatos personales más que en hechos o investigaciones, caracterizado por anécdotas
Meaning
Based on personal accounts rather than facts or research; characterized by anecdotes.
Example
The book was filled with anecdotal evidence rather than data.
El libro estaba lleno de evidencia anecdótica en lugar de datos.
C1 noun /ˈænərki/

anarchy

anarquía
Meaning
a state of disorder due to the absence or failure of government or authority
Example
The collapse of the regime led to anarchy in the streets.
El colapso del régimen llevó a la anarquía en las calles.
C1 verb /əˈliː.vi.eɪt/

alleviate

aliviar o mitigar
Meaning
To make suffering, deficiency, or a problem less severe; to relieve or ease.
Example
Meditation can alleviate stress and improve focus.
La meditación puede aliviar el estrés y mejorar el enfoque.
C1 noun /ˈædʒʌŋkt/

adjunct

auxiliar
Meaning
a thing added to something else as a supplementary part
Example
The professor worked as an adjunct at the university.
El profesor trabajaba como auxiliar en la universidad.
C1 adjective /ˌeɪsɪˈmɛtrɪkəl/

asymmetrical

asimétrico
Meaning
Having parts that are not the same in size, shape, or arrangement.
Example
She wore an asymmetrical dress that drew everyone’s attention.
Ella llevaba un vestido asimétrico que atraía la atención de todos.
C1 noun /æbˈstrækʃən/

abstraction

abstracción
Meaning
the process of forming general ideas by removing specific details; an abstract concept or idea
Example
Abstraction allows complex ideas to be represented in a simplified form.
La abstracción permite representar ideas complejas de forma simplificada.
C1 noun /ˈæb.stɪ.nəns/

abstinence

abstinencia, restricción
Meaning
the practice of restraining oneself from indulging in something, typically alcohol or sex
Example
His doctor advised abstinence from alcohol for better health.
Su médico le aconsejó abstinencia de alcohol para una mejor salud.
C1 adverb /əˈlɒft/

aloft

en el aire
Meaning
Up in or into the air; overhead.
Example
The kite was flying aloft in the clear sky.
La cometa volaba alto en el cielo claro.
C1 noun /ˌænəsˈθetɪk/

anesthetic

anestésico
Meaning
A substance that causes loss of sensation or consciousness, especially used during surgery.
Example
The doctor administered a local anesthetic before stitching the wound.
El doctor administró un anestésico local antes de suturar la herida.
C1 adjective /ˌæl.truˈɪs.tɪk/

altruistic

altruista
Meaning
Showing a disinterested and selfless concern for the well-being of others.
Example
Her altruistic nature led her to volunteer for charities.
Su naturaleza altruista la llevó a ser voluntaria para organizaciones benéficas.
C1 noun /əˈluːʒən/

allusion

alusió
Meaning
An indirect reference to something without mentioning it explicitly.
Example
Her story contained an allusion to a famous myth.
Su historia contenía una alusión a un mito famoso.
C1 adverb /ˈæmpli/

amply

ampliamente
Meaning
more than sufficiently; generously
Example
She was amply rewarded for her hard work.
Ella fue generosamente recompensada por su arduo trabajo.
C1 noun /ˈeɪ.nəs/

Anus

ano
Meaning
the opening at the end of the digestive tract through which waste leaves the body
Example
The doctor examined the patient's anus during the medical checkup.
El doctor examinó el ano del paciente durante el chequeo médico.
C1 adjective /ˌæl.ɡəˈrɪð.mɪk/

algorithmic

basado en algoritmos
Meaning
Based on or using algorithms; relating to mathematical rules or procedures.
Example
Algorithmic processes power artificial intelligence systems.
Los procesos algorítmicos impulsan los sistemas de inteligencia artificial.
C1 adjective /əˈbɪzməl/

abysmal

atroz / espantoso
Meaning
extremely bad or appalling
Example
The team's performance was abysmal.
El rendimiento del equipo fue atroz.
C1 noun /ˈæpərtʃər/

aperture

abertura / agujero
Meaning
an opening, hole, or gap, especially one that lets in light
Example
Light entered through the small aperture in the wall.
La luz entró a través de la pequeña abertura en la pared.
C1 verb /əbˈzɒlv/

absolve

absolver
Meaning
to free someone from blame, guilt, or responsibility; to pardon
Example
The priest absolved him of his sins.
El sacerdote lo absolvió de sus pecados.
C1 verb /ˈæn.ə.teɪt/

annotate

añadir notas o comentarios
Meaning
to add notes or comments to a text, diagram, or document for explanation or clarification
Example
The teacher asked the students to annotate the poem with their interpretations.
El maestro pidió a los estudiantes que anotaran el poema con sus interpretaciones.
C1 noun /ˈeɪ.kər.ɪdʒ/

acreage

hectárea
Meaning
An area of land measured in acres.
Example
The farmer owns a large acreage of fertile land.
El agricultor posee una gran hectárea de tierra fértil.
C1 noun /ɔːˈrɔːrə/

aurora

aurora
Meaning
A natural display of lights in the sky, usually seen in polar regions.
Example
We traveled to Norway to see the northern aurora.
Viajamos a Noruega para ver la aurora del norte.
C1 noun /ədˈhɪərənt/

adherent

seguidor
Meaning
a person who supports or follows a particular belief, cause, or leader
Example
He is a strong adherent of democratic values.
Él es un fuerte seguidor de los valores democráticos.
C1 noun /əˈrɪəz/

arrears

deuda pendiente
Meaning
Money that is owed and should have been paid earlier.
Example
She was months in arrears with her electricity bill.
Estaba meses en deuda con su factura de electricidad.
C1 adjective /ˈærəbəl/

arable

arable
Meaning
suitable for growing crops or farming
Example
The farmer purchased arable land to expand his crops.
El agricultor compró tierra cultivable para expandir sus cosechas.
C1 noun /əˌtɜːni ˈdʒɛnərəl/

attorney-general

fiscal general
Meaning
The chief legal officer of a state or country.
Example
The attorney-general announced new reforms to strengthen justice.
El fiscal general anunció nuevas reformas para fortalecer la justicia.
C1 verb /ɔːɡˈmɛnt/

augment

aumentar
Meaning
To increase or strengthen something.
Example
The company plans to augment its workforce.
La empresa planea aumentar su fuerza laboral.
C1 adjective /ɔːˈdeɪ.ʃəs/

Audacious

audaz
Meaning
showing willingness to take bold risks; daring
Example
His audacious plan to climb the mountain without proper equipment shocked everyone.
Su plan audaz de escalar la montaña sin el equipo adecuado sorprendió a todos.
C1 verb /əˈsɪm.ɪ.leɪt/

assimilate

asimilar completamente; absorber e integrar en el conocimiento o cultura
Meaning
To take in and understand fully; to absorb and integrate into one's knowledge or culture.
Example
Immigrants often struggle to assimilate into a new culture.
Los inmigrantes a menudo luchan por asimilarse en una nueva cultura.
C1 verb /əˈlʊər/

allure

atraer
Meaning
to attract or tempt someone with something desirable; to entice
Example
The beautiful garden allured visitors from far away.
El hermoso jardín atrajo a los visitantes desde lejos.
C1 adjective /ˈɑːr.dənt/

Ardent

ardiente; entusiasta; fervoroso
Meaning
very enthusiastic; passionate; fervent
Example
She is an ardent supporter of environmental conservation.
Ella es una ferviente defensora de la conservación ambiental.
C1 noun ˈæf.lu.əns

affluence

afluencia
Meaning
The state of having a great deal of money; wealth.
Example
His affluence allowed him to travel the world.
Su afluencia le permitió viajar por el mundo.
C1 adjective /ˌæntiˈsleɪvəri/

antislavery

antiesclavismo
Meaning
Opposed to the practice or system of slavery.
Example
The antislavery movement gained momentum in the 19th century.
El movimiento antiesclavista cobró impulso en el siglo XIX.
C1 verb /ænˈtæɡənaɪz/

antagonize

antagonizar
Meaning
to cause someone to become hostile or angry; to provoke opposition
Example
His rude remarks only served to antagonize his colleagues.
Sus comentarios groseros solo sirvieron para antagonizar a sus colegas.
C1 noun ˈæltruɪzəm

altruism

altruismo, preocupación desinteresada por el bienestar de los demás
Meaning
The belief in or practice of disinterested and selfless concern for the well-being of others.
Example
His altruism motivated others to volunteer.
Su altruismo motivó a otros a ofrecerse como voluntarios.
C1 adjective ˈɑː.dʒu.əs

arduous

arduo
Meaning
Involving or requiring strenuous effort; difficult and tiring.
Example
The trek through the mountains was an arduous journey.
La caminata por las montañas fue un viaje arduo.
C1 noun /ˈæbsɛs/

abscess

absceso
Meaning
A swollen area within body tissue containing pus, usually caused by infection.
Example
The dentist treated the abscess in his tooth.
El dentista trató el absceso en su diente.
C1 verb /əˈseɪl/

assail

atacar
Meaning
to attack violently, either physically or with words
Example
The politician was assailed with difficult questions.
El político fue asaltado con preguntas difíciles.
C1 adverb /əˈtroʊʃəsli/

atrociously

atrozmente
Meaning
in a very cruel, shocking, or extremely bad manner
Example
The service at the restaurant was atrociously slow.
El servicio del restaurante fue atrozmente lento.
C1 noun, adverb /ˈeɪliəs/

alias

alias
Meaning
A false or assumed identity; also used to mean 'otherwise called'.
Example
The criminal was known by the alias 'Shadow'.
El criminal era conocido por el alias 'Sombra'.
C1 noun /ˈælkoʊv/

alcove

rinconcito
Meaning
A small recessed section of a room or a nook.
Example
She placed a reading chair in the alcove near the window.
Ella colocó una silla de lectura en el rincón cerca de la ventana.
C1 noun /ˌæbəˈrɪdʒəniːz/

aborigines

aborígenes
Meaning
The original inhabitants of a land, especially in Australia.
Example
The aborigines have preserved their traditions for thousands of years.
Los aborígenes han preservado sus tradiciones durante miles de años.
C1 noun əˈpreɪ.zəl

appraisal

evaluación
Meaning
An assessment or evaluation of performance or quality.
Example
The annual appraisal determines salary increments.
La evaluación anual determina los incrementos salariales.
C1 verb /əˈflɪkt/

afflict

afligir
Meaning
to cause pain, suffering, or distress to someone or something
Example
Many people are afflicted by seasonal allergies.
Muchas personas están afligidas por alergias estacionales.
C1 adjective /ˈɔːdəˌtɔːri/

auditory

auditivo
Meaning
Relating to the sense of hearing.
Example
The lecture was designed to enhance students' auditory learning skills.
La conferencia fue disenada para mejorar las habilidades de aprendizaje auditivo de los estudiantes.
C1 noun /ˈɑːrməri/

armory

arsenal
Meaning
A place where weapons are stored; a supply of resources or skills.
Example
The soldiers kept their weapons in the armory.
Los soldados guardaron sus armas en el arsenal.
C1 noun /əˈpærəl/

apparel

ropa
Meaning
Clothing, especially formal or special clothes.
Example
The store specializes in wedding apparel.
La tienda se especializa en ropa de boda.
C1 adjective /ɔːˈstɪə/

austere

austero, sencillo
Meaning
Severe or strict in manner, attitude, or appearance; plain and simple.
Example
The monk lived an austere life in the mountains.
El monje vivió una vida austera en las montañas.
C1 noun /ˌæf.ɚˈmeɪ.ʃən/

affirmation

afirmación
Meaning
The action or process of affirming something or being affirmed; emotional support or encouragement.
Example
Daily affirmation of self-worth boosts confidence.
La afirmación diaria del autoestima aumenta la confianza.
C1 noun /əˈsɛsər/

assessor

evaluador
Meaning
a person who evaluates or estimates the nature, ability, or quality of something
Example
An external assessor reviewed the project report.
Un evaluador externo revisó el informe del proyecto.
C1 adjective /ˈækʃənəbl̩/

actionable

ejecutable
Meaning
Able to be acted on or giving sufficient reason for legal action.
Example
The lawyer confirmed that the evidence was actionable in court.
El abogado confirmó que la evidencia era ejecutable en la corte.
C1 noun /əˈdʒɪl.ɪ.ti/

agility

agilidad
Meaning
Ability to work quickly and easily, both physically and mentally.
Example
Mental agility is essential for problem-solving.
La agilidad mental es esencial para resolver problemas.
C1 noun /əˈfɪn.ɪ.ti/

affinity

afinidad
Meaning
A natural liking for or attraction to a person, thing, idea, etc.
Example
She has an affinity for classical music.
Ella tiene una afinidad por la música clásica.
C1 noun /ˈæltoʊ/

alto

alto (una voz de canto de adulto)
Meaning
the second highest adult singing voice, between soprano and tenor
Example
She sang the alto part in the choir beautifully.
Ella cantaba la parte del alto en el coro hermosamente.
C1 noun /əˈkuːstɪks/

acoustics

acústica
Meaning
the science of sound, or the properties of a space that affect how sound is heard
Example
The hall’s excellent acoustics made the orchestra sound rich and clear.
La excelente acústica del salón hizo que la orquesta sonara rica y clara.
C1 noun /ˌæntɪˈsiːdənts/

antecedents

antecedentes
Meaning
previous events, conditions, or people that influence or serve as a basis for something that follows
Example
The lawyer examined the criminal antecedents of the suspect.
El abogado examinó los antecedentes criminales del sospechoso.
C1 adjective /ˌeɪˈmɔːrəl/

amoral

amoral
Meaning
Lacking a moral sense; unconcerned with rightness or wrongness of something.
Example
The character in the novel was portrayed as completely amoral.
El personaje en la novela fue retratado como completamente amoral.
C1 adverb /ˈæm.ɪ.kə.bli/

Amicably

amistosamente
Meaning
in a friendly way without anger or resentment
Example
The divorce was settled amicably between both parties.
El divorcio se resolvió amistosamente entre ambas partes.
C1 verb /əˈtɛst/

attest

atestiguar
Meaning
To provide or serve as clear evidence of; to confirm or certify the truth of something.
Example
The witness attested to the accuracy of the report.
El testigo atestiguó la exactitud del informe.
C1 adverb /əˈbrɛst/

abreast

lado a lado
Meaning
side by side and facing the same direction; informed about something
Example
The soldiers marched two abreast down the street.
Los soldados marcharon dos lado a lado por la calle.
C1 noun /əˈbɪs/

abyss

abismo
Meaning
a deep, immeasurable space, chasm, or void; something seemingly without end
Example
The climbers looked down into the dark abyss below.
Los escaladores miraron hacia abajo en el oscuro abismo.
C1 verb /ˈæɡənaɪz/

agonize

agonizar
Meaning
To suffer extreme physical or mental pain; to spend time worrying.
Example
She agonized for days over whether she had made the right decision.
Ella agonizó durante días sobre si había tomado la decisión correcta.
C1 noun ˈæŋkərɪdʒ

anchorage

ancoraje
Meaning
A secure holding place; a place where ships can anchor safely.
Example
The boat was anchored near the shore for safety.
El bote fue anclado cerca de la orilla por seguridad.
C1 verb /ˈeɪ.li.ə.neɪt/

alienate

alienar
Meaning
To make someone feel isolated or estranged; to cause someone to become unfriendly.
Example
His rude behavior alienated many of his friends.
Su comportamiento grosero alienó a muchos de sus amigos.
C1 noun əˈtrɪʃ.ən

attrition

desgaste
Meaning
The process of reducing something's strength or effectiveness through sustained attack or pressure.
Example
The company faced high employee attrition due to job dissatisfaction.
La empresa enfrentó una alta rotación de empleados debido a la insatisfacción laboral.
C1 verb /əˈmæs/

amass

acumular
Meaning
to gather together or accumulate over a period of time
Example
He managed to amass a fortune through wise investments.
Logró acumular una fortuna a través de inversiones sabias.
C1 noun /ˌæn.əˈnɪm.ə.ti/

anonymity

anonimato
Meaning
The state of being anonymous; having one's identity kept secret or unknown.
Example
Online anonymity protects users from cyber threats.
La anonimidad en línea protege a los usuarios de amenazas cibernéticas.
C1 noun əˈɡrɛriən səˈsaɪətiz

agrarian societies

sociedades agrarias
Meaning
Societies based on agriculture and farming as the primary economic activity.
Example
Agrarian societies emerged from a need for stable food sources.
Las sociedades agrarias surgieron por la necesidad de fuentes estables de alimentos.
C1 verb /əˈdʒɜrn/

adjourn

suspender
Meaning
to suspend a meeting or session to another time or place
Example
The judge decided to adjourn the hearing until next week.
El juez decidió suspender la audiencia hasta la próxima semana.
C1 adjective /ˈɔːbərn/

auburn

castaño rojizo
Meaning
reddish-brown in color, especially used to describe hair
Example
She has long auburn hair that shines in the sunlight.
Ella tiene el cabello largo y castaño rojizo que brilla al sol.
C1 noun /ˈæbət/

abbot

abad
Meaning
The head of a monastery for monks.
Example
The abbot welcomed the visitors to the monastery.
El abad dio la bienvenida a los visitantes al monasterio.
C1 noun /ˈæntənɪm/

antonym

antónimo
Meaning
A word opposite in meaning to another.
Example
‘Hot’ is the antonym of ‘cold’.
‘Hot’ es el antónimo de ‘cold’.
C1 adjective /ˈɔːrəl/

aural

aural
Meaning
Relating to the ear or the sense of hearing.
Example
The lecture was an aural experience as well as an intellectual one.
La conferencia fue una experiencia aural, además de intelectual.
C1 noun /əˌfɪl.iˈeɪ.ʃən/

affiliation

afiliación
Meaning
The state or process of affiliating or being affiliated; a connection or association.
Example
His affiliation with the company lasted for a decade.
Su afiliación con la empresa duró una década.
C1 noun /aɪ/

aye

sí
Meaning
an affirmative vote or expression of agreement
Example
The committee voted aye on the proposal.
El comité votó sí en la propuesta.
C1 noun /əˈnɒməli/

anomaly

anomalía
Meaning
something that deviates from the norm or expected result
Example
The sudden drop in temperature was considered an anomaly.
La caída repentina de la temperatura fue considerada una anomalía.
C1 noun /ænˈθɒlədʒi/

anthology

antología
Meaning
A collection of literary works, such as poems, short stories, or essays, compiled into one volume.
Example
She contributed a poem to the new poetry anthology.
Ella contribuyó con un poema a la nueva antología de poesía.
C1 noun /ˈɑːrmfʊl/

armful

brazo lleno
Meaning
As much as can be carried in one or both arms.
Example
She carried an armful of books into the library.
Ella llevó un brazo lleno de libros a la biblioteca.
C1 verb /əˈnʌl/

annul

anular
Meaning
to declare something legally invalid or cancel it
Example
The court decided to annul the marriage due to fraud.
El tribunal decidió anular el matrimonio debido al fraude.
C1 verb /əˈbaʊnd/

abound

abundar
Meaning
To exist in large numbers or amounts.
Example
Opportunities abound in the field of technology.
Las oportunidades abundan en el campo de la tecnología.
C1 noun /ˈɔːtəkræt/

autocrat

autócrata
Meaning
A ruler with absolute power.
Example
The autocrat controlled the country with an iron fist.
El autócrata controlaba el país con mano de hierro.
C1 adverb /əˈraɪ/

awry

equivocado
Meaning
away from the expected or proper direction; wrong or amiss
Example
The plan went awry when the weather suddenly changed.
El plan salió mal cuando el clima cambió repentinamente.
C1 adjective /ˌeɪˈtɪpɪkəl/

atypical

atípico
Meaning
not representative of a type, group, or class; unusual or abnormal
Example
The doctor said it was an atypical case of the disease.
El doctor dijo que era un caso atípico de la enfermedad.
C1 noun /ˌænɛkˈseɪʃən/

annexation

anexión
Meaning
the act of adding or taking control of territory or property, especially by a state
Example
The annexation of the region led to international condemnation.
La anexión de la región provocó condena internacional.
C1 adjective /əˈluːf/

aloof

distante
Meaning
Not friendly or forthcoming; cool and distant.
Example
He remained aloof during the entire discussion.
Él permaneció distante durante toda la discusión.
C1 noun /ˌænəlˈdʒiːzɪk/

analgesic

analgésico
Meaning
A drug or substance that relieves pain.
Example
She took an analgesic to ease her headache.
Ella tomó un analgésico para aliviar su dolor de cabeza.
C1 adjective /ˌæbəˈrɪdʒənəl/

aboriginal

aborigen
Meaning
Relating to the original inhabitants of a region.
Example
The museum has a large collection of aboriginal art.
El museo tiene una gran colección de arte aborigen.
C1 noun /ˈɑːr.sən.əl/

arsenal

arsenal
Meaning
A collection or storage place for weapons and military equipment.
Example
The army kept its weapons in a secure arsenal.
El ejército mantuvo sus armas en un arsenal seguro.
C1 adjective /əˈtjuːnd/

attuned

ajustado / sensible
Meaning
Being receptive or sensitive to something; well adjusted or in harmony.
Example
She is attuned to the needs of her students.
Ella está ajustada a las necesidades de sus estudiantes.
C1 noun /ˈævətɑːr/

avatar

avatar
Meaning
an icon or figure representing a person in digital contexts; in Hinduism, a divine incarnation
Example
She changed her social media avatar to a new cartoon image.
Ella cambió su avatar en las redes sociales por una nueva imagen de dibujo animado.
C1 adjective /ˌeɪsɪˈmɛtrɪk/

asymmetric

asimétrico
Meaning
Not having equal or corresponding parts; lacking symmetry.
Example
The design of the building is asymmetric and unusual.
El diseño del edificio es asimétrico y poco común.
C1 verb /əˈtoʊn/

atone

expiar
Meaning
to make amends for a wrong or injury; to make reparation
Example
He tried to atone for his mistakes by helping others.
Él intentó expiar sus errores ayudando a los demás.
C1 noun /ˈæd.vənt/

advent

advenimiento
Meaning
The arrival of a notable person, thing, or event.
Example
The advent of the internet changed the way people communicate.
El advenimiento de Internet cambió la forma en que las personas se comunican.
C1 adjective /əˈbreɪsɪv/

abrasive

áspero, rugoso o capaz de desgastar por frotamiento
Meaning
harsh, rough, or capable of wearing down by rubbing
Example
His abrasive tone made everyone uncomfortable.
Su tono áspero hizo que todos se sintieran incómodos.
C1 adjective /ˌɔːtəˈkrætɪk/

autocratic

autocrático
Meaning
Relating to a ruler who has absolute power and does not consult others.
Example
The manager’s autocratic style discouraged employees from sharing their ideas.
El estilo autocrático del gerente desalentó a los empleados de compartir sus ideas.
C1 noun/verb /ˈætrəfi/

atrophy

atrofia
Meaning
a decrease in size or wasting away of a body part, tissue, or ability due to lack of use
Example
Without regular exercise, muscles may atrophy over time.
Sin ejercicio regular, los músculos pueden atrofiarse con el tiempo.
C1 noun /əˈlɜːrtnəs/

alertness

estado de alerta
Meaning
the state of being mentally aware and quick to notice or respond; vigilance
Example
The driver maintained a high level of alertness during the long journey.
El conductor mantuvo un alto nivel de estado de alerta durante el viaje.
C1 verb /əˈskraɪb/

ascribe

atribuir, asignar
Meaning
To attribute something to a cause, source, or person.
Example
Many scholars ascribe the poem to an unknown author.
Muchos eruditos atribuyen el poema a un autor desconocido.
C1 verb /ˈædʒ.ɪ.teɪt/

agitate

agitar, provocar
Meaning
to stir up feelings or disturb; to campaign for change
Example
The protesters agitated for better working conditions.
Los manifestantes agitaron por mejores condiciones laborales.
C1 verb /əˈpɔːl/

appall

impactar
Meaning
To shock or horrify someone with something unpleasant or bad.
Example
The cruelty of the crime appalled the entire community.
La crueldad del crimen impactó a toda la comunidad.
C1 adjective /æbˈdɑː.mə.nəl/

abdominal

abdominal
Meaning
relating to the abdomen (the part of the body between the chest and pelvis)
Example
He complained of severe abdominal pain.
Se quejaba de un dolor abdominal severo.
C1 noun /ˈæl.kə.laɪ/

alkali

alcalino
Meaning
a soluble base substance, typically with a pH greater than 7, that neutralizes acids
Example
Soap contains alkali which helps remove grease.
El jabón contiene alcalino que ayuda a quitar la grasa.
C1 verb /ˌæprɪˈhɛnd/

apprehend

detener
Meaning
to arrest or seize someone; to understand or perceive something
Example
The police managed to apprehend the thief after a long chase.
La policía logró apresar al ladrón después de una larga persecución.
C1 noun /əˈstrɑː.lə.dʒər/

Astrologer

astrólogo
Meaning
a person who studies astrology and makes predictions based on the positions of stars and planets
Example
The astrologer predicted good fortune in her future.
El astrólogo predijo buena suerte en su futuro.
C1 adjective /əˈfɜːrmətɪv/

affirmative

afirmativo
Meaning
expressing agreement, approval, or a positive response
Example
She gave an affirmative answer to the proposal.
Ella dio una respuesta afirmativa a la propuesta.
C1 adjective /ˈærɪd/

arid

árido
Meaning
extremely dry; lacking in interest or excitement
Example
The desert is known for its arid climate.
El desierto es conocido por su clima árido.
C1 adjective /əˈdɒptɪv/

adoptive

adoptivo
Meaning
relating to the adoption of a child or the act of taking something as one’s own
Example
She grew up in a loving adoptive family.
Ella creció en una familia adoptiva cariñosa.
C1 adjective /əˌpɒk.əˈlɪp.tɪk/

apocalyptic

apocalíptico
Meaning
Describing the end of the world, or something catastrophic and disastrous.
Example
The movie depicts an apocalyptic future after a nuclear war.
La película describe un futuro apocalíptico después de una guerra nuclear.