annuity
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C2 noun /əˈnjuː.ɪ.ti/

annuity

pensión anual
Meaning
a fixed sum of money paid to someone each year, typically for the rest of their life
Example
She receives an annuity from her late husband's insurance policy.
Ella recibe una pensión anual de la póliza de seguros de su difunto esposo.
C2 verb /əˈbreɪd/

abrade

desgastar por fricción
Meaning
to scrape or wear away the surface by friction or erosion
Example
The rough cloth can easily abrade the skin.
La tela rugosa puede fácilmente desgastar la piel.
C2 adverb /əˈskæns/

askance

despectivamente
Meaning
With suspicion, mistrust, or disapproval.
Example
She looked askance at his unusual proposal.
Ella miró despectivamente su propuesta inusual.
C2 noun /ˈeɪ.viˌɛr.i/

aviary

aviario
Meaning
a large enclosure for keeping birds
Example
The zoo built a new aviary for exotic parrots.
El zoológico construyó un nuevo aviario para los loros exóticos.
C2 noun /əˈmæl.ɡəm/

amalgam

mezcla
Meaning
a mixture or blend of different things
Example
The new policy is an amalgam of several previous laws.
La nueva política es una mezcla de varias leyes anteriores.
C2 adjective /ˌæpəˈplɛktɪk/

apoplectic

apoplético
Meaning
Extremely angry; furious.
Example
He was apoplectic when he heard about the unfair decision.
Estaba apoplético cuando escuchó sobre la decisión injusta.
C2 verb /əˈbeɪs/

abase

rebajar
Meaning
to belittle or degrade someone
Example
He refused to abase himself before the king.
Él se negó a rebajarse ante el rey.
C2 verb /əˈvaʊ/

avow

declarar abiertamente
Meaning
to openly declare or admit something, often publicly and firmly
Example
He avowed his loyalty to the cause without hesitation.
Él declaró abiertamente su lealtad a la causa sin dudar.
C2 noun /ˈæmɪti/

amity

amistad
Meaning
A friendly relationship between people or countries.
Example
The treaty helped maintain amity between the neighboring nations.
El tratado ayudó a mantener la amistad entre las naciones vecinas.
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.
C2 noun /ˈɔːlmənæk/

almanac

almanaque
Meaning
An annual publication containing calendars, weather forecasts, astronomical data, and other useful information.
Example
He consulted the almanac to check the phases of the moon.
Consultó el almanaque para verificar las fases de la luna.
C2 noun ˈɔː.tɑː.ki

autarky

autarquía, autosuficiencia
Meaning
Economic independence or self-sufficiency; a policy of establishing a self-sufficient national economy.
Example
Some nations aim for autarky to reduce reliance on imports.
Algunas naciones buscan la autarquía para reducir la dependencia de las importaciones.
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 adverb /əˈbɛd/

abed

en la cama
Meaning
in bed
Example
She stayed abed all day due to illness.
Se quedó en la cama todo el día debido a la enfermedad.
C2 adverb /əˈsʌndər/

asunder

en pedazos
Meaning
into separate parts; apart
Example
The ancient empire was torn asunder by war.
El antiguo imperio fue destrozado por la guerra.
C2 noun /əbˈhɒrəns/

abhorrence

abominación
Meaning
a feeling of strong disgust or hatred
Example
He expressed his abhorrence of racial discrimination.
Expresó su abominación hacia la discriminación racial.
C2 noun /əˈpɜːrtənəns/

appurtenance

complemento / accesorio
Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
El garaje es un complemento de la casa principal.
C2 noun /ˈædʒ.ə.tənt/

Adjutant

cigüeña adjutante
Meaning
a large water bird with long legs and neck, also known as adjutant stork
Example
The adjutant stork stood motionless in the shallow water.
La cigüeña adjutante estaba quieta en el agua poco profunda.
C2 noun/adjective /ˈæl.əˌbæs.tər/

alabaster

alabastro (piedra blanca mineral)
Meaning
A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.
Example
The statue was carved from pure alabaster.
La estatua fue esculpida en puro alabastro.
C2 noun /ˌæbnɪˈɡeɪʃən/

abnegation

abnegación
Meaning
the act of renouncing or rejecting something, especially self-denial
Example
The monk’s life was one of complete abnegation of worldly pleasures.
La vida del monje era una de completa abnegación de los placeres mundanos.
C2 noun /ˈæltruɪst/

altruist

altruista
Meaning
a person who has an unselfish concern for the welfare of others
Example
He is an altruist who always puts others' needs before his own.
Él es un altruista que siempre pone las necesidades de los demás antes que las suyas propias.
C2 verb /əˈɡriːv/

aggrieve

agraviar
Meaning
to cause distress or make someone feel resentful
Example
She felt aggrieved by the unfair decision.
Ella se sintió agraviada por la decisión injusta.
C2 adverb /əˈbæk/

Aback

sorprendido
Meaning
by surprise; unexpectedly
Example
I was taken aback by his sudden announcement.
Me sorprendió su anuncio repentino.
C2 noun /əˈfeɪ.ʒə/

aphasia

afasia
Meaning
a medical condition that causes loss of ability to speak or understand language
Example
After the stroke, she was diagnosed with aphasia.
Después del derrame cerebral, le diagnosticaron afasia.
C2 noun /ˌær.əˈbɪl.ɪ.ti/

arability

arabilidad
Meaning
The quality of land being suitable for growing crops.
Example
The arability of land depends on soil quality and water availability.
La arabilidad de la tierra depende de la calidad del suelo y de la disponibilidad de agua.
C2 noun /ˈætəmaɪzər/

atomizer

atomizador
Meaning
A device that sprays liquid into a fine mist.
Example
She used an atomizer to apply the perfume evenly.
Ella usó un atomizador para aplicar el perfume uniformemente.
C2 adjective /ˌæk.si.əˈmæt.ɪk/

axiomatic

autoevidente, obviamente cierto sin necesidad de prueba
Meaning
Self-evident, obviously true without need for proof
Example
It is axiomatic that hard work leads to success.
Es autoevidente que el trabajo duro conduce al éxito.
C2 noun /ˌæntɪˈtɒksɪn/

antitoxin

antitoxina
Meaning
A substance that neutralizes a specific toxin in the body.
Example
The doctor administered an antitoxin to counter the snake venom.
El doctor administró una antitoxina para contrarrestar el veneno de la serpiente.
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 /ˈæf.ə.rɪ.zəm/

aphorism

aforismo
Meaning
a short, witty saying that expresses a general truth or principle
Example
He began his speech with an aphorism about life and success.
Él comenzó su discurso con un aforismo sobre la vida y el éxito.
C2 adjective /əˈfɔːrsed/

Aforesaid

mencionado anteriormente
Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
Las condiciones mencionadas anteriormente deben cumplirse antes de la aprobación.
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 adjective /ˈæsənənt/

assonant

asonante
Meaning
Having or characterized by assonance; repeating similar vowel sounds.
Example
The poem is filled with assonant words that create a musical rhythm.
El poema está lleno de palabras asonantes que crean un ritmo musical.
C2 noun /ˈæn.ə.lɪst/

annalist

análisis histórico
Meaning
A person who writes annals or records events year by year.
Example
The annalist carefully documented the events of the king's reign.
El analista documentó cuidadosamente los eventos del reinado del rey.
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.
C2 verb /æbˈdʒʊər/

abjure

abjurar
Meaning
to formally renounce or give up a belief, cause, or claim
Example
He abjured his allegiance to the old regime.
Él renunció a su lealtad al viejo régimen.
C2 noun /əˈsper.ɪ.ti/

asperity

asperidad
Meaning
Harshness of tone, manner, or surface.
Example
She spoke with asperity when she was interrupted.
Habló con aspereza cuando la interrumpieron.
C2 adjective /ˌɑːrbəˈrɛsənt/

arborescent

arborescente
Meaning
having the appearance or characteristics of a tree; tree-like
Example
The coral had an arborescent form that resembled a miniature forest.
El coral tenía una forma arbórea que se parecía a un pequeño bosque.
C2 noun /ˈænti/

ante

apuesta inicial en un juego
Meaning
a stake put up by a player in poker or similar games before receiving cards; also used figuratively to mean an initial investment or contribution
Example
Each player placed an ante before the game began.
Cada jugador colocó una ante antes de que comenzara el juego.
C2 noun /əˈluː.vi.əm/

alluvium

aluvión
Meaning
Fertile soil deposited by flowing water, especially in riverbanks.
Example
The alluvium in riverbanks is highly fertile for agriculture.
El aluvión en las orillas de los ríos es muy fértil para la agricultura.
C2 noun /əˈnæθəmə/

anathema

anatema / cosa condenada
Meaning
something or someone intensely disliked or strongly condemned
Example
Violence is anathema to her peaceful nature.
La violencia es anatema para su naturaleza pacífica.
C2 verb /əˈfaɪəns/

affiance

prometerse
Meaning
to promise or pledge marriage; to formally engage
Example
They decided to affiance after years of friendship.
Decidieron prometerse después de años de amistad.
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.
C2 noun /ˌɑːrtʃˈdiːkən/

archdeacon

archidiácono
Meaning
A senior clergyman in the Christian Church ranking below a bishop.
Example
The archdeacon assisted the bishop in administrative duties.
El archidiácono ayudó al obispo en los deberes administrativos.
C2 noun /əˈzeɪ.li.ə/

azalea

azalea
Meaning
a flowering shrub with brightly colored blooms, often grown ornamentally
Example
The garden was full of blooming azaleas in spring.
El jardín estaba lleno de azaleas floreciendo en primavera.
C2 noun /əˈstɪɡmətɪzəm/

astigmatism

astigmatismo
Meaning
An eye defect causing blurred vision due to irregular curvature of the cornea or lens.
Example
She wears glasses to correct her astigmatism.
Ella usa gafas para corregir su astigmatismo.
C2 adjective /ˌæn.θrə.pəˈdʒen.ɪk/

anthropogenic

antropogénico
Meaning
Originating in human activity; caused by humans.
Example
Climate change is largely due to anthropogenic activities.
El cambio climático se debe en gran parte a actividades antropogénicas.
C2 verb /ˈædjʊˌleɪt/

adulate

adular excesivamente
Meaning
to praise or flatter excessively
Example
The fans adulated the actor after his performance.
Los fans adulaban al actor después de su actuación.
C2 noun /əˈdɛpt.nəs/

adeptness

destreza y habilidad
Meaning
Skill and dexterity in a task.
Example
His adeptness in negotiations helped close the deal successfully.
Su destreza en las negociaciones ayudó a cerrar el trato con éxito.
C2 adjective /ˈæk.rɪd/

Acrid

ácido y fuerte
Meaning
having a strong, unpleasant, and sharp smell or taste
Example
The acrid smoke from the fire made everyone cough.
El humo acrid del fuego hizo toser a todos.
C2 noun /ˈɔːspɪs/

auspice

augurio, patrocinio
Meaning
A sign, omen, or divine token; also refers to protection or support.
Example
The project was launched under the auspice of the government.
El proyecto se lanzó bajo el auspicio del gobierno.
C2 noun /ˈæpəfθɛm/

apophthegm

dicho o refrán corto, ingenioso y educativo
Meaning
A short, pithy, and instructive saying or maxim.
Example
She always had a witty apophthegm to share at meetings.
Ella siempre tenía un apofema ingenioso para compartir en las reuniones.
C2 noun /ˌæbsəˈluːʃən/

absolution

absolución
Meaning
formal release from guilt, obligation, or punishment
Example
The priest granted him absolution for his sins.
El sacerdote le concedió la absolución por sus pecados.
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.
C2 adverb /əˈθwɔːrt/

athwart

de forma transversal, en oposición
Meaning
Across or in opposition to something.
Example
A fallen tree lay athwart the road, blocking traffic.
Un árbol caído yacía de forma transversal en la carretera, bloqueando el tráfico.
C2 adjective /ænˈhaɪdrəs/

anhydrous

anhídrido
Meaning
Containing no water.
Example
The chemist used anhydrous ammonia for the experiment.
El químico usó amoníaco anhidro para el experimento.
C2 adjective /ˈæpəˌleɪt/

appellate

relacionado con apelaciones
Meaning
relating to appeals in a court of law
Example
The case was taken to an appellate court.
El caso fue llevado a un tribunal de apelaciones.
C2 verb /əˈɡrɛs/

aggress

agredir
Meaning
to initiate an attack or show hostile behavior
Example
The army chose not to aggress without provocation.
El ejército decidió no agredir sin provocación.
C2 adjective /ˌækwiˈɛsənt/

acquiescent

sumiso
Meaning
ready to accept something without protest, or to do what someone else wants
Example
He gave an acquiescent smile and agreed to the plan.
Él dio una sonrisa sumisa y aceptó el plan.
C2 noun /ˈɑːrbɪtər/

arbiter

árbitro
Meaning
a person who has the authority to settle a dispute or decide an issue
Example
The principal acted as the arbiter in the conflict between the students.
El director actuó como el árbitro en el conflicto entre los estudiantes.
C2 verb /əˈdʒʊər/

adjure

adjuramentar
Meaning
to urge or command someone solemnly, often under oath or a strong sense of duty
Example
The witness was adjured to tell the truth in court.
El testigo fue adjurado a decir la verdad en el tribunal.
C2 noun /əˈmɛrɪkəˌnɪzəm/

americanism

americanismo
Meaning
A word, phrase, or practice characteristic of American English or culture.
Example
The term 'sidewalk' is an Americanism, while 'pavement' is used in British English.
El término 'sidewalk' es un americanismo, mientras que 'pavement' se usa en el inglés británico.
C2 noun /əbˈdʌktər/

abductor

secuestrador
Meaning
a person who kidnaps or forcibly takes someone away
Example
The police arrested the abductor after a nationwide search.
La policía arrestó al secuestrador después de una larga búsqueda.
C2 noun ˌæb.əˈreɪ.ʃən

aberration

aberración, desviación, anomalía
Meaning
A departure from what is normal, usual, or expected, typically one that is unwelcome.
Example
The scientist dismissed the data as an aberration.
El científico desestimó los datos como una aberración.
C2 noun /əˈpɒθəˌkɛri/

apothecary

boticario
Meaning
A historical term for a person who prepared and sold medicines and drugs.
Example
The village apothecary provided remedies for many common illnesses.
El boticario del pueblo proporcionó remedios para muchas enfermedades comunes.
C2 noun /əˈkʌmpənɪst/

accompanist

acompañante
Meaning
A person who plays a musical instrument to support a singer or another musician.
Example
The pianist served as the accompanist for the singer during the concert.
El pianista actuó como acompañante del cantante durante el concierto.
C2 verb /əˈbɑː.mə.neɪt/

abominate

abominar
Meaning
to feel hatred or loathing for something
Example
She abominates cruelty to animals.
Ella abomina la crueldad hacia los animales.
C2 noun /ˈæk.rɪ.moʊ.ni/

acrimony

acrimonía
Meaning
Bitterness and anger, especially in speech or behavior.
Example
The divorce was filled with acrimony and disputes.
El divorcio estuvo lleno de acrimonía y disputas.
C2 verb /əˈvʌls/

avulse

arrancar
Meaning
to tear away or separate forcibly, especially in medical or geological contexts
Example
The surgeon had to avulse the damaged tissue during the operation.
El cirujano tuvo que arrancar el tejido dañado durante la operación.
C2 adjective /ɑːrˈbɔːr.i.əl/

arboreal

relativo a los árboles
Meaning
Relating to trees or living in trees; tree-dwelling.
Example
Monkeys are arboreal animals that spend most of their time in trees.
Los monos son animales arbóreos que pasan la mayor parte de su tiempo en los árboles.
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.
C2 noun /ˈænsɛstrɪs/

ancestress

ancestro femenina
Meaning
a female ancestor; a woman from whom one is descended
Example
She discovered that her ancestress came from a small village in Bengal.
Descubrió que su ancestro femenina provenía de un pequeño pueblo de Bengala.
C2 noun (plural) /əˈspɜːr.ʒənz/

aspersions

aspersión
Meaning
Critical or slanderous remarks; multiple attacks on reputation.
Example
The politician rejected the aspersions cast against him.
El político rechazó las aspersiones lanzadas contra él.
C2 noun /əˈmʊr/

amour

amor secreto
Meaning
A secret or illicit love affair.
Example
The novel tells the story of a forbidden amour between two characters.
La novela cuenta la historia de un amor prohibido entre dos personajes.
C2 adjective /əˈθɜːrst/

athirst

sediento, ansioso
Meaning
Very eager or desirous for something.
Example
The explorer was athirst for adventure.
El explorador estaba sediento de aventura.
C2 adjective /ˈæfərənt/

afferent

aferente
Meaning
carrying impulses toward a central organ or part, especially toward the brain or spinal cord
Example
Afferent nerves carry signals from the body to the brain.
Los nervios aferentes llevan señales desde el cuerpo al cerebro.
C2 noun /əˈbrɪdʒmənt/

abridgment

abreviatura
Meaning
A shortened version of a larger work, such as a book or speech.
Example
The publisher released an abridgment of the lengthy novel for students.
El editor lanzó una abreviatura de la larga novela para los estudiantes.
C2 verb /əˈɡlɒməˌreɪt/

agglomerate

aglutinar
Meaning
To collect or form into a mass or group.
Example
The dust particles began to agglomerate into larger clusters.
Las partículas de polvo comenzaron a aglomerarse en grupos más grandes.
C2 noun /ˌeɪd də ˈkæmp/

aide-de-camp

oficial militar que actúa como asistente confidencial de un oficial superior
Meaning
A military officer acting as a confidential assistant to a senior officer.
Example
The general was accompanied by his aide-de-camp during the ceremony.
El general estuvo acompañado por su aide-de-camp durante la ceremonia.
C2 noun /əkˈsɛʃən/

accession

acceso al trono / aceptación de un tratado
Meaning
the attainment of a position of rank or power, especially a monarch or president; the formal acceptance of an agreement or treaty
Example
The king's accession to the throne was celebrated with great ceremony.
La ascensión del rey al trono fue celebrada con gran ceremonia.
C2 noun əˌten.juˈeɪ.ʃən

attenuation

atenuación, reducción, debilitamiento
Meaning
The reduction of the force, effect, or value of something.
Example
The attenuation of sound waves affects communication.
La atenuación de las ondas sonoras afecta la comunicación.
C2 noun /ˌæs.əˈfet.ɪ.də/

Asafoetida

asafoétida
Meaning
a pungent spice derived from the resin of a plant, commonly used in Indian cooking
Example
A pinch of asafoetida adds a distinctive flavor to the lentil curry.
Una pizca de asafoétida añade un sabor distintivo al curry de lentejas.
C2 adjective /eɪˈsɛptɪk/

aseptic

libre de gérmenes
Meaning
Free from contamination caused by harmful microorganisms; sterile.
Example
Surgeons must work in an aseptic environment to prevent infection.
Los cirujanos deben trabajar en un ambiente aséptico para prevenir infecciones.
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.
C2 adjective /ˌæf.əˈrɪs.tɪk/

aphoristic

estilo aforístico
Meaning
expressed in the style of a short, witty saying
Example
Her writing style is concise and aphoristic.
Su estilo de escritura es conciso y aforístico.
C2 noun /ænˈtɪstrəfi/

antistrophe

antístrofe (un recurso retórico)
Meaning
A rhetorical device in which a word or phrase is repeated at the end of successive clauses; in Greek choral poetry, the part of the ode sung by the chorus in return movement.
Example
The poet used antistrophe to emphasize the repeated phrase.
El poeta usó la antístrofe para enfatizar la frase repetida.
C2 adjective /ˌæm.bɪˈdɛk.strəs/

ambidextrous

ambidiestro
Meaning
Able to use both hands equally well, or versatile in abilities.
Example
Being ambidextrous can be beneficial in sports.
Ser ambidiestro puede ser beneficioso en los deportes.
C2 verb /əˈɡræn.daɪz/

aggrandize

engrandecer
Meaning
To increase the power, wealth, or importance of a person or entity.
Example
The politician tried to aggrandize himself through exaggerated claims.
El político trató de engrandecerse a sí mismo a través de afirmaciones exageradas.
C2 noun /ˈɛərəˌstæt/

aerostat

aerostato
Meaning
A lighter-than-air craft, such as a balloon, that is lifted by gas.
Example
The military used an aerostat for surveillance over the border.
El ejército usó un aerostato para vigilancia sobre la frontera.
C2 adjective /ɔːˈrɪkjʊlər/

auricular

relacionado con el oído
Meaning
Relating to the ear or hearing.
Example
The doctor used an auricular thermometer to check the patient's temperature.
El doctor usó un termómetro auricular para revisar la temperatura del paciente.
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.
C2 verb /ˈæktʃueɪt/

actuate

activar
Meaning
to put into action or motion; to motivate or activate
Example
The engineer actuated the machine with a simple switch.
El ingeniero activó la máquina con un simple interruptor.
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 verb /ˌækwiˈɛs/

acquiesce

aceptar sin protestar
Meaning
to accept something reluctantly but without protest
Example
She decided to acquiesce to her parents’ wishes.
Ella decidió aceptar sin protestar los deseos de sus padres.
C2 adjective, adverb /əˈfʊt/

afoot

en marcha
Meaning
In progress; happening or being prepared.
Example
There are several new projects afoot in the company.
Hay varios proyectos nuevos en marcha en la empresa.
C2 adjective əˈsɪd.ju.əs

assiduous

aplicado o diligente
Meaning
Showing great care and perseverance; diligent and hardworking.
Example
His assiduous efforts led to a successful career.
Sus esfuerzos diligentes lo llevaron a una carrera exitosa.
C2 adjective /əˈsɪdjʊləs/

acidulous

ligeramente ácido o amargo
Meaning
slightly sour or sharp in taste or manner
Example
The critic wrote an acidulous review of the movie.
El crítico escribió una reseña ácida de la película.
C2 noun /ˌæriˈviːst/

arriviste

nueva riqueza
Meaning
A person who has recently gained wealth or status but is considered arrogant or socially unsophisticated.
Example
The business world is full of ambitious arrivistes.
El mundo de los negocios está lleno de arrivistas ambiciosos.
C2 adjective /ˈæmbjələˌtɔːri/

ambulatory

ambulatorio
Meaning
Relating to or able to walk; relating to outpatient medical care.
Example
The patient is ambulatory and does not require bed rest.
El paciente está ambulatorio y no requiere reposo en cama.
C2 adjective /ˌæntɪˈmʌndeɪn/

antemundane

previo a la creación del mundo
Meaning
Existing or occurring before the creation of the world.
Example
Some myths speak of an antemundane chaos before order was established.
Algunos mitos hablan de un caos antemundano antes de que se estableciera el orden.
C2 verb /əbˈskɒnd/

abscond

fugarse
Meaning
to leave secretly and quickly, often to avoid arrest or punishment
Example
The thief tried to abscond with the stolen jewelry.
El ladrón intentó fugarse con las joyas robadas.
C2 noun /ˌæv.oʊˈkeɪ.ʃən/

avocation

afición
Meaning
a hobby or minor occupation pursued in addition to one's main work
Example
Painting is his avocation after office hours.
La pintura es su afición después del horario de oficina.
C2 noun /əˈpɒstəsi/

apostasy

apostasía
Meaning
The abandonment or renunciation of a religious or political belief.
Example
His public apostasy shocked his followers.
Su apostasía pública sorprendió a sus seguidores.
C2 noun /ˈækmi/

acme

cima
Meaning
the highest point of achievement or excellence
Example
Winning the award was the acme of his career.
Ganar el premio fue la cima de su carrera.
C2 noun, verb /ˈæseɪ/

assay

ensayo
Meaning
To test or analyze the quality, purity, or content of a substance; the act of such testing.
Example
The scientists assayed the mineral sample for gold content.
Los científicos analizaron la muestra mineral para el contenido de oro.
C2 noun /ˌætəlˈjeɪ/

atelier

taller (estudio de un artista o diseñador)
Meaning
A workshop or studio, especially for an artist or designer.
Example
The painter invited us to his atelier to view his new collection.
El pintor nos invitó a su taller para ver su nueva colección.
C2 noun /əˈbaɪdəns/

abidance

cumplimiento
Meaning
the act of following, accepting, or complying with something
Example
Her abidance by the rules impressed the committee.
Su cumplimiento de las reglas impresionó al comité.
C2 noun əˌklaɪ.mə.tɪˈzeɪ.ʃən

acclimatization

aclimatación
Meaning
The process of adapting to a new environment or condition.
Example
The hikers needed time for acclimatization to high altitudes.
Los excursionistas necesitaron tiempo para la aclimatación a grandes altitudes.
C2 noun /ˌænɪˈmɒmɪtər/

anemometer

anemómetro
Meaning
An instrument used to measure the speed and direction of wind.
Example
The scientist used an anemometer to record the wind speed during the storm.
El científico utilizó un anemómetro para registrar la velocidad del viento durante la tormenta.
C2 noun /əˈbluːʃən/

ablution

ablución
Meaning
the act of washing oneself, often for religious purposes
Example
He performed his morning ablution before the prayer.
Él realizó su ablución matutina antes de la oración.
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.
C2 adjective/adverb /ˌæ.prəˈpoʊ/

apropos

apropiado
Meaning
Appropriate to the situation; relevant. As an adverb, it means 'with reference to' or 'regarding'.
Example
His comments were not apropos of the discussion.
Sus comentarios no eran apropiados para la discusión.
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.
C2 adjective /ˌæk.rɪˈmoʊ.ni.əs/

acrimonious

amargo y lleno de ira
Meaning
Bitter and angry, often involving harsh words.
Example
The debate turned acrimonious after the controversial remark.
El debate se volvió acrimonioso después del comentario controversial.
C2 noun /ˈæsənəns/

assonance

asonancia
Meaning
the repetition of vowel sounds in nearby words in poetry or prose
Example
The poet used assonance to create a musical effect in his verse.
El poeta usó la asonancia para crear un efecto musical en su verso.
C2 noun /ˈæl.baɪt/

albite

albita
Meaning
A white or colorless mineral of the feldspar group, often found in igneous rocks.
Example
Geologists discovered albite crystals in the rock sample.
Los geólogos descubrieron cristales de albita en la muestra de roca.
C2 noun /ˌɛərəˈstætɪks/

aerostatics

aerostática
Meaning
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
Example
Aerostatics is essential for understanding how balloons float.
La aerostática es esencial para entender cómo flotan los globos.
C2 noun əˈdrɔɪt.nəs

adroitness

destreza
Meaning
Cleverness or skill, especially in using the hands or mind; skillful dexterity.
Example
His adroitness in negotiations secured the deal.
Su destreza en las negociaciones aseguró el trato.
C2 verb /əˈbʌt/

abut

colindar
Meaning
to be next to or share a border with
Example
The park abuts the river on the north side.
El parque colinda con el río en el lado norte.
C2 noun /əˌnʌn.siˈeɪ.ʃən/

annunciation

anuncio, buena nueva
Meaning
The announcement of something; in Christianity, the announcement by the angel Gabriel to Mary that she would conceive Jesus.
Example
The church celebrated the Feast of the Annunciation with a special service.
La iglesia celebró la fiesta de la Anunciación con un servicio especial.
C2 noun /ˈɑːrbərɪˌkʌltʃər/

arboriculture

arboricultura
Meaning
the cultivation and management of trees and shrubs
Example
He studied arboriculture to improve urban green spaces.
Estudió arboricultura para mejorar los espacios verdes urbanos.