allotment
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C1 noun /əˈlɒt.mənt/

allotment

asignación, reparto
Meaning
The distribution or allocation of something, especially resources or portions.
Example
Each department received an allotment of resources.
Cada departamento recibió una asignación de recursos.
A2 verb /əˈplaɪ/

apply

aplicar / solicitar
Meaning
to make a formal request for something; to put into practice
Example
He decided to apply for the scholarship.
Él decidió solicitar la beca.
C2 adjective /ˈɑːrtləs/

artless

sencillo, natural
Meaning
Without deception or pretentiousness; natural and simple.
Example
Her artless smile made everyone feel at ease.
Su sonrisa sincera hizo que todos se sintieran cómodos.
C1 adjective /əˈtrəʊ.ʃəs/

Atrocious

atroz; extremadamente malo o desagradable
Meaning
horrifyingly wicked; extremely bad or unpleasant
Example
The conditions in the prison were atrocious.
Las condiciones en la prisión eran atroces.
A2 verb /əˈnaʊns/

announce

anunciar
Meaning
to make a formal public statement about something
Example
The company will announce the new product tomorrow.
La empresa anunciará el nuevo producto mañana.
B2 noun /ˈeɪkər/

acre

acre
Meaning
a unit of land area equal to 4,840 square yards (about 4,047 square meters)
Example
The farmer owns five acres of fertile land.
El granjero posee cinco acres de tierra fértil.
B2 verb ədˈhɪər

adhere

adherir
Meaning
To stick firmly to something or stay attached.
Example
Neutrons adhere to protons.
Los neutrones se adhieren a los protones.
B1 verb /əˈpriːʃieɪt/

appreciate

Apreciar
Meaning
to recognize the value or significance of; to be grateful for
Example
I really appreciate your help with this project.
Realmente aprecio tu ayuda con este proyecto.
C2 noun /ɔːl/

awl

punzón
Meaning
a small pointed tool used for making holes, especially in leather
Example
The cobbler used an awl to punch holes in the leather.
El zapatero usó un punzón para hacer agujeros en el cuero.
B1 noun ˌɑː.tɪˈfɪʃ.əl ɪnˈtɛl.ɪ.dʒəns

artificial intelligence

inteligencia artificial
Meaning
The theory and development of computer systems able to perform tasks normally requiring human intelligence.
Example
Artificial intelligence is revolutionizing education through smart tutoring.
La inteligencia artificial está revolucionando la educación a través de la tutoría inteligente.
C1 noun /əˈsɛnʃən/

ascension

ascensión
Meaning
The act of rising or going up, often to an important position or a higher place.
Example
His rapid ascension in the company surprised everyone.
Su rápida ascensión en la empresa sorprendió a todos.
C2 noun /ˈæntɪkwɛri/

antiquary

antiquario
Meaning
A person who studies, collects, or deals in antiques or ancient objects.
Example
The antiquary spent years collecting rare manuscripts from the medieval period.
El antiquario pasó años recolectando manuscritos raros del período medieval.
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.
B1 verb /əˈdæpt/

adapt

adaptar
Meaning
to adjust or change something to suit new conditions or situations
Example
He quickly adapted to the new environment.
Él rápidamente se adaptó al nuevo entorno.
B2 noun /əˌdæptəˈbɪləti/

adaptability

adaptabilidad
Meaning
The quality of being able to adjust to new conditions or circumstances
Example
Adaptability to changing environments is crucial in business.
La adaptabilidad a los entornos cambiantes es crucial en los negocios.
C2 adjective /əˈsɜːrbɪk/

acerbic

ácido
Meaning
sharp, harsh, or bitter in tone or taste
Example
His acerbic comments offended many people in the meeting.
Sus comentarios ácidos ofendieron a muchas personas en la reunión.
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.
B2 noun /æmˈbæsədər/

Ambassador

embajador
Meaning
an accredited diplomat sent by a country as its official representative to a foreign country
Example
The ambassador met with government officials to discuss trade agreements.
El embajador se reunió con funcionarios del gobierno para discutir acuerdos comerciales.
C2 noun /ˈɪəri/ or /ˈɛəri/

aery

nido del águila
Meaning
An eagle’s nest, or a lofty, airy dwelling.
Example
The eagle perched proudly near its aery high on the cliff.
El águila se posó orgullosamente cerca de su nido alto en el acantilado.
C2 adjective /ədˈmɒnɪtəri/

admonitory

amonestador
Meaning
giving or conveying a warning or reprimand
Example
She gave him an admonitory glance.
Ella le dio una mirada amonestadora.
C2 noun /ˈæstər/

Aster

flor de aster
Meaning
a flowering plant with daisy-like flowers that typically bloom in fall
Example
The purple asters bloomed beautifully in the autumn garden.
Los ásteres morados florecieron hermosamente en el jardín de otoño.
C2 noun /ˈɑːrtɪfɪs/

artifice

artificio
Meaning
clever or cunning devices or tricks used to deceive others
Example
The politician's charm was nothing but artifice.
El encanto del político no era más que artificio.
A2 adverb /əˈpɑːrt/

Apart

separadamente; lejos el uno del otro; en piezas
Meaning
separately; away from each other; in pieces
Example
The two buildings are far apart from each other.
Los dos edificios están muy separados el uno del otro.
C1 noun /ˈæd.və.ser.i/

adversary

adversario
Meaning
One's opponent in a contest, conflict, or dispute.
Example
The boxer faced a strong adversary in the ring.
El boxeador enfrentó a un fuerte adversario en el ring.
C1 noun, verb /ˈɔːtɒpsi/

autopsy

autopsia
Meaning
a post-mortem examination to discover the cause of death or the extent of disease
Example
The autopsy revealed that the victim had died from poisoning.
La autopsia reveló que la víctima murió por envenenamiento.
B2 noun /ˈæd.və.kət/

Advocate

abogado
Meaning
a lawyer who represents clients in court; a person who supports or argues for a cause or policy
Example
The advocate presented strong evidence to defend his client in court.
El abogado presentó pruebas contundentes para defender a su cliente en el juicio.
C2 noun /ˈæl.kə.laɪ ækt/

Alkali Act

Ley de Alcalinidad
Meaning
A British law passed in 1863 to regulate the emission of hydrochloric acid gas from alkali works, representing one of the first pieces of environmental legislation.
Example
The Alkali Act of 1863 was one of the first environmental laws.
La Ley de Alcalinidad de 1863 fue una de las primeras leyes ambientales.
B2 adjective /əˈɡriːəbl/

Agreeable

agradable; placentero; encantador; dispuesto a estar de acuerdo
Meaning
pleasant; enjoyable; delightful; willing to agree
Example
The weather is very agreeable today.
El clima es muy agradable hoy.
C2 noun /əˈspɜːr.ʒən/

aspersion

calumnia
Meaning
An attack on the reputation or integrity of someone.
Example
He cast an aspersion on her character.
Él lanzó una calumnia sobre su carácter.
C2 adjective /əˈkɜːrsɪd/

accursed

maldito
Meaning
Doomed, detestable, or under a curse.
Example
The villagers avoided the accursed house on the hill.
Los aldeanos evitaban la casa maldita en la colina.
B2 noun ˌæd.æpˈteɪ.ʃən

adaptation

adaptación
Meaning
The action or process of adapting or being adapted.
Example
Adaptation to climate change is critical for resilience.
La adaptación al cambio climático es crucial para la resiliencia.
B2 noun ɔːɡˈmɛn.tɪd riˈæl.ɪ.ti

augmented reality

realidad aumentada, combinación de mundos virtual y real
Meaning
Technology that overlays digital information on the real world environment.
Example
Gaming has been transformed by augmented reality.
La realidad aumentada ha transformado el juego.
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.
A1 noun /ˈɑːnti/

aunty

tía
Meaning
the sister of one’s father or mother; a term of respectful address for an older woman, especially in South Asian usage
Example
My aunty lives near our house and often visits us.
Mi tía vive cerca de nuestra casa y nos visita a menudo.
B2 noun /ɔːˈtɒn.ə.məs ˈviː.ɪ.kəlz/

autonomous vehicles

vehículos autónomos
Meaning
Vehicles that can operate and move without human intervention or control.
Example
Autonomous vehicles are revolutionizing the future of transport.
Los vehículos autónomos están revolucionando el futuro del transporte.
B1 adverb /əˈperəntli/

Apparently

aparentemente;
Meaning
seemingly; as far as one knows or can see; clearly; evidently
Example
Apparently, the meeting has been postponed to next week.
Aparentemente, la reunión se ha pospuesto para la próxima semana.
C2 noun /ˈænɪ siːd/

Ani seed

anís
Meaning
Small aromatic seeds used as a spice and for medicinal purposes, with a sweet licorice-like flavor
Example
Anise seeds are often used in traditional desserts and teas.
Las semillas de anís se usan con frecuencia en postres y tés tradicionales.
B2 adjective /əˈstɒnɪʃt/

astonished

asombrado
Meaning
feeling very surprised or amazed
Example
She was astonished by the magician's incredible trick.
Ella estaba asombrada por el increíble truco del mago.
B2 noun /əˈkjuːzd/

accused

acusado
Meaning
a person who has been charged with a crime
Example
The accused pleaded not guilty in court.
El acusado se declaró no culpable en la corte.
C2 verb /əˈkuːtə/

accoutre

vestir
Meaning
to dress or equip, especially in something impressive or elaborate
Example
The knight was accoutred in shining armor.
El caballero estaba vestido con brillante armadura.
C1 verb /əˈpiːz/

appease

apaciguar / satisfacer
Meaning
to calm or pacify someone by meeting their demands
Example
The manager tried to appease the angry customer.
El gerente intentó apaciguar al cliente enojado.
B2 adjective /ˈærəɡənt/

Arrogant

arrogante; engreído
Meaning
having an exaggerated sense of one's importance; proud
Example
His arrogant behavior made him very unpopular.
Su comportamiento arrogante lo hizo muy impopular.
C2 noun /əˈɡrɒnəmɪst/

agronomist

agronomo
Meaning
A scientist who studies soil management and crop production.
Example
The agronomist suggested new methods to improve rice yields.
El agrónomo sugirió nuevos métodos para mejorar los rendimientos del arroz.
A2 noun /ˈeər kənˈdɪʃ.ən.ər/

Air conditioner

aire acondicionado
Meaning
a system that controls the temperature, humidity, and air quality in a building or room
Example
We turned on the air conditioner because it was too hot outside.
Encendimos el aire acondicionado porque hacía demasiado calor afuera.
B2 conjunction /ˌɔːlˈbiː.ɪt/

albeit

aunque
Meaning
Although; even though.
Example
He finally agreed, albeit reluctantly.
Finalmente estuvo de acuerdo, aunque de mala gana.
C1 adjective /ˈɑːtfəl/

Artful

astuto; hábil; ingenioso
Meaning
clever or skillful, especially in a cunning way
Example
She gave an artful answer that avoided the real question.
Ella dio una respuesta astuta que evitó la verdadera pregunta.
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.
B1 adverb /ˈæftərwərd/

afterward

después
Meaning
at a later time; subsequently
Example
We went to dinner and watched a movie afterward.
Fuimos a cenar y después vimos una película.
C1 adjective /əˈθɔːrɪtətɪv/

authoritative

autoritario
Meaning
Having or showing authority; commanding and self-confident; reliable as a source of information.
Example
She spoke in an authoritative tone that silenced the room.
Ella habló con un tono autoritario que silenció la habitación.
C2 verb /ˌæpərˈteɪn/

appertain

pertenecer
Meaning
to relate to or be connected with something
Example
The rules only appertain to members of the club.
Las reglas solo pertenecen a los miembros del club.
A2 preposition /əˈmʌŋ/

among

entre
Meaning
surrounded by; in the middle of a group
Example
He was sitting among his friends.
Él estaba sentado entre sus amigos.
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.
B1 adjective /əˈfɔːdəbl/

affordable

asequible
Meaning
inexpensive and within one's financial means
Example
This restaurant offers affordable meals for families.
Este restaurante ofrece comidas asequibles para las familias.
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.
B2 verb /əkˈnɒlɪdʒ/

acknowledge

reconocer
Meaning
to accept or admit the existence or truth of something; to recognize
Example
She acknowledged her mistake and apologized.
Ella reconoció su error y se disculpó.
B1 verb /əˈdʒʌst/

adjust

ajustar
Meaning
to change something slightly to make it more suitable or effective
Example
She adjusted the mirror to see the road clearly.
Ella ajustó el espejo para ver la carretera claramente.
C2 noun /ˈætəvɪzəm/

atavism

atavismo
Meaning
The recurrence of traits or characteristics from a remote ancestor.
Example
The scientist noted atavism in the child’s physical features.
El científico observó atavismo en las características físicas del niño.
C2 noun /ˈæpədʒiː/

apogee

ápice
Meaning
the highest or most distant point; the climax or peak of something
Example
The empire reached its apogee during the 18th century.
El imperio alcanzó su ápice durante el siglo XVIII.
C2 verb /ˈæbnɪˌɡeɪt/

abnegate

renunciar
Meaning
to deny or renounce something, especially a right or desire
Example
She chose to abnegate her personal interests for the sake of the team.
Ella eligió renunciar a sus intereses personales por el bien del equipo.
C1 adverb /əˈfrɛʃ/

afresh

de nuevo
Meaning
From the beginning, in a new way.
Example
After the failure, they started the project afresh.
Después del fracaso, comenzaron el proyecto de nuevo.
C1 noun ænˈtɪk.wə.ti

antiquity

antigüedad
Meaning
The ancient past, especially the period of classical and other human civilizations before the Middle Ages.
Example
The ruins are a reminder of the city's antiquity.
Las ruinas son un recordatorio de la antigüedad de la ciudad.
B2 adjective /əˈsɜːr.tɪv/

Assertive

asertivo; seguro de sí mismo
Meaning
confident and forceful; having a strong personality
Example
She is very assertive when speaking in meetings.
Ella es muy asertiva cuando habla en las reuniones.
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.
B1 adjective /əˈʃeɪmd/

Ashamed

avergonzado
Meaning
feeling embarrassed or guilty because of one's actions
Example
He was ashamed of his poor performance.
Él estaba avergonzado de su bajo rendimiento.
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.
B2 noun /əˈmɛnətiz/

amenities

comodidades
Meaning
useful or pleasant facilities and services provided for comfort or convenience
Example
The hotel offers modern amenities such as free Wi-Fi and a swimming pool.
El hotel ofrece comodidades modernas como Wi-Fi gratuito y una piscina.
C2 verb /əˈnɔɪnt/

anoint

ungir, consagrar
Meaning
To smear or rub with oil, often as part of a religious ceremony or as a sign of consecration.
Example
The priest anointed the king with holy oil.
El sacerdote ungió al rey con aceite santo.
B2 adjective /əˈten.tɪv/

Attentive

atento; alerta; vigilante
Meaning
careful to pay attention; alert and observant
Example
The attentive student listened carefully to every word the teacher said.
El estudiante atento escuchó cuidadosamente cada palabra que dijo el maestro.
C1 adjective/adverb /əˈmɪs/

amiss

equivocado
Meaning
Not quite right; inappropriate or out of place.
Example
Something seems amiss with the car's engine.
Parece haber algo equivocado con el motor del coche.
C2 noun /ˈæntɪk/

antic

payasada
Meaning
a playful, funny, or silly act or gesture
Example
The children laughed at the clown’s antics.
Los niños se rieron de las payasadas del payaso.
B2 noun /əˈtɒm.ɪk ˈhæb.ɪts/

atomic habits

hábitos atómicos
Meaning
Small but powerful habits that can bring big changes over time
Example
Developing atomic habits leads to long-term success.
Desarrollar hábitos atómicos conduce al éxito a largo plazo.
C2 adjective /əˈpɜːrtənənt/

appurtenant

pertinente
Meaning
Belonging to or associated with something, often used in legal/property contexts.
Example
The right of way is appurtenant to the landowner’s property.
El derecho de paso es pertinente a la propiedad del propietario.
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.
C2 verb /ˌæd ˈlɪb/

ad-lib

decir improvisado
Meaning
to speak or perform without preparation; to improvise
Example
The comedian ad-libbed a joke when the microphone failed.
El comediante improvisó un chiste cuando el micrófono falló.
C2 noun /ænˈtɪpəθi/

antipathy

antipatía
Meaning
a deep-seated feeling of dislike or aversion toward something or someone
Example
There was a mutual antipathy between the two rival companies.
Había una antipatía mutua entre las dos empresas rivales.
C2 verb /ˈæmbl/

amble

caminar despacio
Meaning
To walk at a slow, relaxed pace.
Example
They amble through the park on Sunday mornings.
Ellos caminan despacio por el parque los domingos por la mañana.
B2 noun əˈʃɔː.rəns

assurance

garantía
Meaning
A positive declaration intended to give confidence; a promise.
Example
Assurance of quality is a priority for the council.
La garantía de calidad es una prioridad para el consejo.
C2 noun /ˈɔːldərmənʃɪp/

aldermanship

cargo de concejal
Meaning
The office, position, or dignity of an alderman.
Example
He was honored with aldermanship after years of service.
Fue honrado con el cargo de concejal después de años de servicio.
C2 verb /əˈkriːt/

accrete

acumularse
Meaning
to grow or increase gradually by accumulation or addition
Example
Dust particles accrete over time to form larger celestial bodies.
Las partículas de polvo se acumulan con el tiempo para formar cuerpos celestes más grandes.
C2 noun /ˈæntɪfɒn/

antiphon

antífona
Meaning
a short chant or verse sung responsively in Christian worship, typically sung before or after a psalm or canticle
Example
The choir sang the antiphon before beginning the main hymn.
El coro cantó la antífona antes de comenzar el himno principal.
B2 noun /ˈæɡ.ə.ni/

Agony

sufrimiento extremo físico o mental; dolor intenso
Meaning
extreme physical or mental suffering; intense pain
Example
He was in agony after the accident.
Estaba en agonía después del accidente.
C1 adjective /æmˈbɪvələnt/

ambivalent

ambivalente
Meaning
Having mixed or contradictory feelings about something or someone.
Example
She was ambivalent about accepting the new job offer.
Ella estaba ambivalente acerca de aceptar la nueva oferta de trabajo.
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.
C2 adjective, noun /ˈænθrəpɔɪd/

anthropoid

antropoide
Meaning
Resembling a human being in form; a primate such as apes and monkeys.
Example
The gorilla is considered an anthropoid ape.
El gorila es considerado un antropoide.
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.
A2 noun əˈpɔɪnt.mənts

appointments

nombramientos
Meaning
An arrangement to meet someone at a particular time and place; the action of assigning a job or role to someone.
Example
Government appointments follow meritocracy.
Los nombramientos del gobierno siguen la meritocracia.
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 /ɔːˈtɒmətən/

automaton

máquina automática
Meaning
A machine that works automatically; also refers to a person who behaves like a machine, without thinking.
Example
He worked like an automaton, without showing any emotion.
Él trabajaba como un autómata, sin mostrar ninguna emoción.
C2 noun /ˈæntiruːm/

anteroom

antesala
Meaning
A small room leading to a main one, often used as a waiting area.
Example
The guests waited in the anteroom before being called inside.
Los invitados esperaron en la antesala antes de ser llamados adentro.
C2 noun /əˈfreɪ/

affray

pelea pública
Meaning
A public fight or noisy disturbance that causes alarm.
Example
The police were called to break up an affray outside the stadium.
La policía fue llamada para romper una pelea afuera del estadio.
B2 adjective /əˈfektɪd/

Affected

afectado; impactado
Meaning
influenced; impacted; touched by something
Example
The flood-affected areas need immediate assistance.
Las áreas afectadas por la inundación necesitan asistencia inmediata.
C2 noun /ɑːmz/

alms

limosna
Meaning
Money, food, or goods given to the poor as charity.
Example
The monk distributed alms to the needy villagers.
El monje distribuyó limosnas a los pobres aldeanos.
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 /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.
B1 adjective /ɑːrmd/

armed

armado
Meaning
equipped with or carrying weapons
Example
The bank was robbed by armed men.
El banco fue robado por hombres armados.
C1 verb əˈnaɪ.ə.leɪt

annihilate

aniquilar
Meaning
Destroy utterly; obliterate; reduce to nothing.
Example
The explosion annihilated the entire village.
La explosión aniquiló toda la aldea.
B1 noun /ˈæmətər/

amateur

aficionado
Meaning
A person who engages in a pursuit, especially a sport or art, on an unpaid basis.
Example
The painting looked impressive, even though it was done by an amateur.
La pintura se veía impresionante, aunque fue hecha por un aficionado.
B2 adjective + noun əˈdæptɪv ˈfiːtʃərz

adaptive features

características adaptativas
Meaning
Characteristics that help organisms adjust to their environment
Example
Plants' adaptive features help them grow in winter.
Las características adaptativas de las plantas les ayudan a crecer en invierno.
B1 verb /əˈproʊtʃ/

approach

acercarse / tratar con
Meaning
to move closer to someone or something; to deal with a situation or problem
Example
The teacher approached the student to offer help.
El maestro se acercó al estudiante para ofrecer ayuda.
C2 noun /ˈiːdʒɪs/

aegis

protección
Meaning
The protection, backing, or support of a particular person or organization.
Example
The project was carried out under the aegis of the United Nations.
El proyecto se llevó a cabo bajo el auspicio de las Naciones Unidas.
C2 adverb /ˌeɪˈmɔːrəli/

amorally

inmoralmente
Meaning
In a way that shows no concern about whether behavior is morally right or wrong.
Example
He acted amorally, ignoring the consequences of his actions.
Actuó inmoralmente, ignorando las consecuencias de sus acciones.
C2 noun /əˈkjuːtnəs/

acuteness

agudeza; intensidad
Meaning
sharpness of mind or senses; severity or intensity of a condition
Example
Her acuteness allowed her to notice details others missed.
Su agudeza le permitió notar detalles que otros pasaron por alto.
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.
A1 adverb /əˈɡoʊ/

ago

hace
Meaning
Used to indicate how long before the present something happened.
Example
I met her two years ago.
La conocí hace dos años.
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.
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

acuaponia
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
La acuaponia utiliza el agua de manera eficiente integrando la cría de peces y el cultivo de plantas.
A2 noun /əˈbɪləti/

Ability

habilidad; capacidad
Meaning
the power or skill to do something; capacity
Example
She has the ability to solve complex problems.
Ella tiene la habilidad de resolver problemas complejos.
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.
A2 adjective /əˈnɔɪd/

annoyed

molesto
Meaning
feeling slightly angry or irritated
Example
She felt annoyed by the constant noise.
Ella se sintió molesta por el ruido constante.
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.
C2 noun /ˈɔːldər/

alder

Árbol de aliso
Meaning
A type of tree from the birch family that typically grows in wet ground and has simple, serrated leaves.
Example
The alder trees grew thick along the riverbank.
Los árboles de aliso crecían densos a lo largo de la orilla del río.
C1 noun æmˈbɪvələns

ambivalence

ambivalencia
Meaning
Having mixed feelings or contradictory ideas about something; uncertainty or confusion.
Example
She felt ambivalence about taking the job offer.
Ella sintió ambivalencia al aceptar la oferta de trabajo.
C2 noun /ˈɛəri/

aerie

nido de águila
Meaning
A large nest of a bird of prey, especially an eagle, typically built high in a tree or on a cliff.
Example
The eagle built its aerie on the high cliff.
El águila construyó su nido en el alto acantilado
C2 noun /ˌæk.wiˈes.əns/

acquiescence

acuerdo tácito
Meaning
The reluctant acceptance of something without protest.
Example
His silent acquiescence to unfair rules was surprising.
Su silencioso acuerdo tácito con las reglas injustas fue sorprendente.
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.
C2 noun /ˈæp.ɪˌkʌl.tʃər/

apiculture

apicultura
Meaning
The practice of keeping and raising bees for honey and other products.
Example
Apiculture plays a vital role in agriculture by supporting pollination.
La apicultura juega un papel vital en la agricultura al apoyar la polinización.
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.
C2 adjective /ˈæbdʒɛkt/

abject

abyecto
Meaning
extremely bad, unpleasant, and degrading
Example
They lived in abject poverty.
Vivían en una pobreza abyecta.
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.
B1 adjective /əˈdɪʃənəl/

additional

adicional
Meaning
added, extra, or supplementary to what already exists
Example
The teacher gave the students additional homework.
El maestro dio a los estudiantes tareas adicionales.
C1 adjective /əˈdɛpt/

adept

hábil
Meaning
Very skilled or proficient at something.
Example
She is adept at solving complex mathematical problems.
Ella es hábil para resolver problemas matemáticos complejos.