adversarial
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C1 adjective ˌæd.vɚˈser.i.əl

adversarial

adversarial
Meaning
Involving or characterized by conflict or opposition.
Example
The two companies have an adversarial relationship in the market.
Las dos empresas tienen una relación adversarial en el mercado.
C1 noun /ɑːˌtɪkjʊˈleɪʃən/

articulation

expresión
Meaning
The action of putting into words an idea or feeling of a specified type.
Example
His articulation during the debate impressed everyone.
Su articulación durante el debate impresionó a todos.
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 /ˈæmnəsti/

amnesty

amnistía
Meaning
An official pardon granted to people who have been convicted of political offenses.
Example
The government announced an amnesty for all political prisoners.
El gobierno anunció una amnistía para todos los prisioneros políticos.
C1 noun /ˈæftərˌθɔːt/

afterthought

un añadido
Meaning
Something added or considered later than originally planned.
Example
The gift seemed like an afterthought rather than a genuine gesture.
El regalo parecía un detalle de última hora más que un gesto genuino.
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 /əˈkwɪtl/

acquittal

absolucion
Meaning
a judgment that a person is not guilty of the crime with which they have been charged
Example
The acquittal of the accused shocked the public.
La absolucion del acusado sorprendio al publico.
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 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 /əˈkleɪm/

acclaim

elogiar
Meaning
to praise enthusiastically and publicly
Example
The audience acclaimed the actor for his outstanding performance.
La audiencia aclamó al actor por su impresionante actuación.
C1 noun /ˌæŋɡloʊ ˈsæksən/

anglo-saxon

anglosajón
Meaning
A member of the Germanic peoples who settled in England in the early Middle Ages; also relating to their language or culture.
Example
The Anglo-Saxon period greatly influenced English culture and language.
El periodo anglosajón influyó enormemente en la cultura y la lengua inglesa.
C1 verb /ˈæn.ɛks/

annex

anexar
Meaning
To take control of a territory and add it to one's own.
Example
The empire annexed the neighboring kingdom after the war.
El imperio anexó el reino vecino después de la guerra.
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 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 noun /ˈeɪθiɪzəm/

atheism

ateísmo
Meaning
The belief that there is no God or gods.
Example
He declared his atheism openly despite social pressure.
Él declaró su ateísmo abiertamente a pesar de la presión social.
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 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 adjective /əˈlʊr.ɪŋ/

Alluring

atractivo y tentador; fascinante
Meaning
attractive and tempting; fascinating
Example
The alluring fragrance of roses filled the garden.
La fragancia atractiva de las rosas llenó el jardín.
C1 adjective /ˈænsɪləri/

ancillary

auxiliar
Meaning
providing necessary support to the main system or organization
Example
The company provides ancillary services to the healthcare industry.
La empresa proporciona servicios auxiliares a la industria de la salud.
C1 verb /əˈpɛnd/

append

agregar
Meaning
to add something as an attachment or supplement, usually at the end of a document or list
Example
She decided to append a note to the end of the report.
Ella decidió agregar una nota al final del informe.
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 /ˌæntɪˈsiːdənt/

antecedent

antecedente
Meaning
something that came before; a previous event, condition, or cause
Example
The cultural antecedents of this festival go back centuries.
Los antecedentes culturales de este festival datan de siglos atrás.
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 /əˈkʌmpənɪmənt/

accompaniment

acompañamiento
Meaning
Something that goes together with or complements another thing, often music or food.
Example
The dish was served with a spicy sauce as an accompaniment.
El plato se sirvió con una salsa picante como acompañamiento.
C1 noun ˌeə.rəʊ.daɪˈnæm.ɪks

aerodynamics

aerodinámica
Meaning
The study of the properties of moving air and the interaction between the air and solid bodies moving through it.
Example
The aerodynamics of an aircraft determines its speed and efficiency.
La aerodinámica de una aeronave determina su velocidad y eficiencia.
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 əsˈtjuːt

astute

astuto o sagaz
Meaning
Having or showing an ability to accurately assess situations or people and turn this to one's advantage.
Example
His astute observations helped solve the complex problem.
Sus observaciones astutas ayudaron a resolver el problema complejo.
C1 adjective /ˈɑːrɡjuəbl/

arguable

discutible
Meaning
open to debate or discussion; not certain and capable of being argued for or against
Example
It is arguable that technology has improved our quality of life.
Es discutible que la tecnología haya mejorado nuestra calidad de vida.
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 noun əbˈzɔːrp.ʃən

absorption

absorción
Meaning
The process or action by which one thing absorbs or is absorbed by another.
Example
Plants help in the absorption of carbon dioxide.
Las plantas ayudan en la absorción de dióxido de carbono.
C1 verb /ɔːˈθɛntɪkeɪt/

authenticate

autenticar
Meaning
To prove or show that something is genuine or true.
Example
The bank uses advanced technology to authenticate online transactions.
El banco utiliza tecnología avanzada para autenticar las transacciones en línea.
C1 noun /əˈseɪlənt/

assailant

agresor
Meaning
a person who attacks another
Example
The police arrested the assailant at the scene.
La policía arrestó al agresor en el lugar del crimen.
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 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 /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 adjective /ˈeɪ.mi.ə.bəl/

Amiable

amable y agradable; de buen carácter; bondadoso
Meaning
friendly and pleasant; good-natured; kind
Example
My neighbor is very amiable and always greets everyone warmly.
Mi vecino es muy amable y siempre saluda a todos calurosamente.
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 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 noun /ˌæɡ.rəˈveɪ.ʃən/

aggravation

agravamiento, empeoramiento
Meaning
The act of making a situation worse or the state of being worsened.
Example
The delay caused great aggravation for the passengers.
El retraso causó gran agravio para los pasajeros.
C1 noun /əˈpɒsəl/

apostle

apóstol, defensor
Meaning
A vigorous and pioneering advocate or supporter of a particular cause, often used for the early Christian disciples.
Example
He became an apostle of environmental protection.
Él se convirtió en un apóstol de la protección del medio ambiente.
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 adverb /iːsˈθetɪkli/

aesthetically

estéticamente
Meaning
in a way that is concerned with beauty or visual appeal
Example
The building is aesthetically pleasing despite its simple design.
El edificio es estéticamente agradable a pesar de su diseño simple.
C1 preposition /əˈtɒp/

atop

encima
Meaning
on the top of something
Example
A flag was placed atop the tower.
Una bandera fue colocada encima de la torre.
C1 adjective /æmˈfɪb.i.əs/

Amphibious

anfibio
Meaning
able to live both on land and in water; suitable for both land and water operations
Example
The amphibious vehicle can travel on both land and water.
El vehículo anfibio puede viajar tanto en tierra como en agua.
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 ˈeɪlɪəneɪtɪd

alienated

alienado
Meaning
Feeling isolated or estranged; disconnected from others or society.
Example
Alienated students are more prone to delinquency.
Los estudiantes alienados son más propensos a la delincuencia.
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.
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 noun əˌkred.ɪˈteɪ.ʃən

accreditation

acreditación
Meaning
The action or process of officially recognizing someone or something as having a particular status or being qualified to perform a particular activity.
Example
Accreditation ensures institutional credibility.
La acreditación asegura la credibilidad institucional.
C1 noun /æmˈniːʒə/

amnesia

amnesia
Meaning
A partial or total loss of memory, usually caused by injury, illness, or psychological trauma.
Example
After the accident, she suffered from amnesia and could not remember her own name.
Después del accidente, sufrió de amnesia y no pudo recordar su propio nombre.
C1 adjective /ˈædʒ.aɪl/

agile

rápido y flexible
Meaning
able to move quickly and easily; quick and adaptable in thinking or action
Example
The startup team was agile in responding to market changes.
El equipo de la startup fue ágil al responder a los cambios del mercado.
C1 adjective /ɔːˈtʌmnəl/

autumnal

otoñal
Meaning
relating to or characteristic of autumn; occurring in autumn
Example
The autumnal colors of red and gold filled the forest.
Los colores otoñales de rojo y oro llenaron el bosque.
C1 adjective /əˈkɪn/

akin

similar
Meaning
Of similar character or related by blood.
Example
His reaction was akin to shock.
Su reacción fue similar a un shock.
C1 noun /ədˈmɪtəns/

admittance

admisión
Meaning
the process or fact of entering or being allowed to enter a place
Example
No admittance without a valid ticket.
No hay admisión sin un boleto válido.
C1 noun /əˈtaɪər/

attire

atuendo
Meaning
Clothing, especially formal or elegant wear.
Example
She wore traditional attire at the wedding ceremony.
Ella llevaba un atuendo tradicional en la ceremonia de la boda.
C1 verb /ədˈmɒnɪʃ/

admonish

amonestar
Meaning
to warn or reprimand someone firmly; to advise or urge earnestly
Example
The teacher admonished the students for being late.
El profesor amonestó a los estudiantes por llegar tarde.
C1 noun /ˈælkəmi/

alchemy

alquimia
Meaning
A medieval practice combining elements of chemistry and philosophy, aimed at transforming matter, especially turning base metals into gold.
Example
Medieval scientists devoted their lives to alchemy.
Los científicos medievales dedicaron sus vidas a la alquimia.
C1 noun /ˈænəɡræm/

anagram

una palabra o frase formada reordenando las letras de otra palabra o frase.
Meaning
A word or phrase formed by rearranging the letters of another word or phrase.
Example
The word 'listen' is an anagram of 'silent'.
La palabra 'listen' es un anagrama de 'silent'.
C1 adjective, noun /əbˈzɔːrbənt/

absorbent

absorbente
Meaning
able to soak up liquid, moisture, or energy easily; a material or substance that absorbs
Example
This towel is highly absorbent and dries quickly.
Esta toalla es muy absorbente y se seca rápido.
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 noun /ˈæl.ɪ.moʊ.ni/

alimony

pensión alimenticia
Meaning
financial support that a person is ordered by a court to give to their spouse after separation or divorce
Example
He was ordered by the court to pay monthly alimony to his ex-wife.
El tribunal le ordenó pagar una pensión mensual a su exesposa.
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 /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 adjective /əˈwɒʃ/

awash

inundado
Meaning
covered or flooded with water or something in large quantities
Example
The market was awash with cheap imported goods.
El mercado estaba inundado de productos importados baratos.
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 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 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 əˈkruː

accrue

acumular
Meaning
To accumulate or receive (payments or benefits) over time.
Example
Interest accrues on the savings account every month.
Los intereses se acumulan en la cuenta de ahorros cada mes.
C1 adjective eɪˈsɪŋ.krə.nəs

asynchronous

asíncrono
Meaning
Of or requiring a form of computer control timing protocol in which a specific operation begins upon receipt of an indication that the preceding operation has been completed.
Example
Asynchronous courses allow students to learn at their own pace.
Los cursos asincrónicos permiten a los estudiantes aprender a su propio ritmo.
C1 adverb /əˈnjuː/

anew

de nuevo
Meaning
In a new or different way; once more.
Example
After the failure, she decided to start her life anew.
Después del fracaso, decidió comenzar su vida de nuevo.
C1 noun /əˈdʒeɪsənsi/

adjacency

adyacencia
Meaning
The state of being next to or adjoining something else.
Example
The adjacency of the two buildings made it easy to connect them.
La adyacencia de los dos edificios hizo fácil conectarlos.
C1 adjective /əˈniːmɪk/

anemic

anémico
Meaning
Suffering from anemia; lacking in vitality, strength, or color.
Example
The doctor prescribed iron supplements for her anemic condition.
El doctor recetó suplementos de hierro para su condición anémica.
C1 adjective /ədˈmɪsəbl/

admissible

admisible
Meaning
acceptable or valid, especially as evidence in a court of law
Example
The judge ruled that the document was admissible as evidence.
El juez dictaminó que el documento era admisible como prueba.
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 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 adjective /ədˈhiːsɪv/

Adhesive

pegajoso
Meaning
আঠালো; চটচটে;
Example
The adhesive tape stuck firmly to the wall.
La cinta adhesiva se pegó firmemente a la pared.
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 /əbˈdʌkt/

abduct

secuestrar
Meaning
to take someone away illegally by force or deception
Example
The criminal tried to abduct the child in broad daylight.
El criminal intentó secuestrar al niño a plena luz del día.
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 /ˈɑːrdər/

ardor

pasión, entusiasmo
Meaning
Great enthusiasm or passion.
Example
She spoke with ardor about her new project.
Ella habló con ardor sobre su nuevo proyecto.
C1 noun ɔːˈstɛr.ɪ.ti

austerity

austeridad
Meaning
Simple and disciplined lifestyle, avoiding luxury.
Example
The government implemented austerity measures to reduce expenses.
El gobierno implementó medidas de austeridad para reducir los gastos.
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 /ˈæk.jʊ.mən/

acumen

percepción
Meaning
The ability to make good judgments and quick decisions; keenness and depth of perception.
Example
His business acumen helped the company grow rapidly.
Su percepción empresarial ayudó a la empresa a crecer rápidamente.
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 /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 noun /ænˈtɪθəsɪs/

antithesis

antítesis
Meaning
A person, thing, or idea that is the direct opposite of another; a rhetorical device contrasting opposing ideas in parallel structure.
Example
Love is the antithesis of hate.
El amor es la antítesis del odio.
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 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 /əˈbaɪdɪŋ/

abiding

perpetuo
Meaning
lasting for a long time; enduring
Example
She had an abiding love for her hometown.
Ella tenía un amor perpetuo por su ciudad natal.
C1 verb /ˈɑːrbɪtreɪt/

arbitrate

arbitrar
Meaning
to settle a dispute between two parties by acting as an impartial judge
Example
The committee agreed to arbitrate the contract dispute.
El comité acordó arbitrar la disputa del contrato.
C1 adjective /ˌæntiˈneɪtl/

antenatal

prenatal
Meaning
Relating to the medical care and treatment given to a pregnant woman before the birth of her child.
Example
She attended regular antenatal checkups throughout her pregnancy.
Ella asistió a chequeos prenatales regulares durante su embarazo.
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 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 adjective /ˌæprɪˈhɛnsɪv/

apprehensive

ansioso
Meaning
feeling anxious or fearful that something bad will happen
Example
He was apprehensive about starting a new job in a foreign country.
Estaba ansioso por comenzar un nuevo trabajo en un país extranjero.
C1 noun əˈrɪd.ɪ.ti

aridity

aridez
Meaning
The state of being extremely dry, especially having insufficient rainfall to support vegetation.
Example
The aridity of the land is increasing due to climate change.
La aridez de la tierra está aumentando debido al cambio climático.
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 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 noun ˌæɡ.rəʊˈkem.ɪ.kəl

agrochemical

agroquímico
Meaning
A chemical product used in agriculture, especially a pesticide or fertilizer.
Example
Excessive use of agrochemicals can degrade soil quality.
El uso excesivo de agroquímicos puede degradar la calidad del suelo.
C1 noun /ˌædʒ.ɪˈteɪ.ʃən/

agitation

agitación
Meaning
a state of nervousness, excitement, or unrest; or action of stirring up public concern
Example
There was visible agitation among the crowd.
Hubo agitación visible entre la multitud.
C1 noun /ˈæbdəmən/

abdomen

abdomen
Meaning
The part of the body below the chest and above the hips that contains the stomach and other organs.
Example
He complained of pain in his abdomen.
Él se quejó de dolor en su abdomen.
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 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 adjective /əˈpriː.ʃə.bəl/

Appreciable

apreciable; significativo; considerable en cantidad
Meaning
noticeable; significant; considerable in amount
Example
There was an appreciable improvement in his test scores.
Hubo una mejora apreciable en sus puntuaciones de prueba.
C1 adjective /ˈæmərəs/

amorous

amoroso
Meaning
Showing, feeling, or relating to romantic love or desire.
Example
He sent her an amorous letter filled with declarations of love.
Él le envió una carta amorosa llena de declaraciones de amor.
C1 verb /ədˈmɪnɪstreɪt/

administrate

administrar
Meaning
to manage or supervise the execution of duties, laws, or resources; to formally give or apply something such as a test or medicine
Example
The committee will administrate the new policy across all departments.
El comité administrará la nueva política en todos los departamentos.
C1 noun /əˈbreɪʒən/

abrasion

raspadura o desgaste de la piel o superficie debido a la fricción
Meaning
a scrape or wearing away of the skin or surface due to friction
Example
He suffered a minor abrasion on his knee after falling.
Él sufrió una pequeña raspadura en su rodilla después de caerse.
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 adjective /ˈæʃən/

ashen

pálido
Meaning
Very pale in appearance, often due to shock, fear, or illness.
Example
His face turned ashen when he heard the terrible news.
Su rostro se volvió pálido cuando escuchó la terrible noticia.
C1 adjective /ˈædəmənt/

Adamant

terco; obstinado; firme; inflexible
Meaning
একগুঁয়ে; জেদী; দৃঢ়সংকল্প; অনমনীয়;
Example
She was adamant about her decision to leave the company.
Ella fue terca con su decisión de dejar la empresa.
C1 adjective /ˌærɪˈstɒkrætɪk/

Aristocratic

aristocrático; perteneciente a la nobleza
Meaning
noble; having the manners of the upper class
Example
She had an aristocratic bearing that commanded respect.
Ella tenía una actitud aristocrática que imponía respeto.
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 /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 /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 noun /ˈæspɪrənt/

aspirant

aspirante
Meaning
a person who seeks or hopes to achieve a position of honor or advancement
Example
She is an aspirant for the university's top scholarship.
Ella es una aspirante a la beca más alta de la universidad.
C1 noun /æɡˈnɒs.tɪk/

agnostic

agnóstico
Meaning
a person who believes that nothing is known or can be known about the existence of God; uncertain in belief
Example
He described himself as an agnostic rather than an atheist.
Se describió a sí mismo como un agnóstico en lugar de un ateo.
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 verb /əˈbɔːrt/

abort

abortar; cancelar
Meaning
to stop a process or action before it is completed; to end a pregnancy deliberately
Example
The pilot decided to abort the mission due to bad weather.
El piloto decidió abortar la misión por el mal tiempo.
C1 noun /əˈpɒlədʒɪst/

apologist

defensor
Meaning
a person who defends or justifies something, often a controversial belief or institution
Example
He is known as an apologist for authoritarian regimes.
Él es conocido como un defensor de los regímenes autoritarios.
C1 noun /ˌædməˈnɪʃən/

admonition

amonestación
Meaning
a firm warning or reprimand; gentle or earnest advice
Example
He received an admonition for his careless work.
Él recibió una amonestación por su trabajo descuidado.
C1 noun /ˈæmfɪˌθiətər/

amphitheater

anfiteatro
Meaning
A large open circular or oval building with rising tiers of seats, used for public events.
Example
The concert was held in an ancient amphitheater.
El concierto se celebró en un antiguo anfiteatro.