Umbra
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C2 noun /ˈʌm.brə/

Umbra

sombra completa, la región oscura del centro de una mancha solar
Meaning
the fully shaded inner region of a shadow cast by an opaque object; the dark center of a sunspot
Example
During the eclipse, we stood in the moon's umbra.
Durante el eclipse, nos paramos en la umbra de la luna.
C2 adjective /ˌpaɪroʊˈtɛknɪk/

pyrotechnic

piromáquina
Meaning
Relating to fireworks or spectacular displays involving fire.
Example
The city celebrated with a grand pyrotechnic display on New Year's Eve.
La ciudad celebró con un gran espectáculo pirotécnico en la víspera de Año Nuevo.
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 verb /lɔːd/

laud

elogiar
Meaning
To praise someone or something highly, especially in public.
Example
The critic lauded the actor's performance as a masterpiece.
El crítico elogió la actuación del actor como una obra maestra.
C2 adjective /roʊn/

roan

roano
Meaning
denoting an animal, especially a horse, having a coat of mixed colors, typically reddish-brown and white
Example
The rider mounted a roan horse with a speckled coat.
El jinete montó un caballo roano con un pelaje moteado.
C2 adjective /ˈmæk.jʊˌleɪ.tɪd/

maculated

manchado
Meaning
Spotted or stained; marked with blemishes.
Example
The maculated surface of the old mirror gave it a unique charm.
La superficie manchada del viejo espejo le dio un encanto único.
C2 noun /ˈsɪɡnət/

cygnet

cisne joven
Meaning
a young swan
Example
The cygnet swam closely behind its mother.
El cigüeño nadó cerca de su madre.
C2 adjective /ˈsæ.loʊ/

sallow

amarillo pálido
Meaning
Of an unhealthy yellow or pale brown color, often referring to skin.
Example
His sallow complexion made him look tired and sickly.
Su complexión amarilla pálida lo hacía parecer cansado y enfermo.
C2 verb /bɪˈdaɪzən/

bedizen

adorno ostentoso
Meaning
to dress up or decorate in a showy or tasteless way
Example
She was bedizened with cheap jewelry.
Ella estaba adornada con joyas baratas.
C2 noun /ˈmɛtrəˌnoʊm/

metronome

metrónomo
Meaning
A device that produces regular ticks or beats to help musicians maintain tempo.
Example
She practiced the piano with a metronome to keep steady timing.
Ella practicaba el piano con un metrónomo para mantener el ritmo constante.
C2 noun /ʃiːf/

sheaf

manojo de trigo
Meaning
a bundle of grain stalks laid lengthwise and tied together after reaping; a bundle of objects tied together
Example
The farmer carried a sheaf of wheat on his shoulder.
El agricultor llevaba un manojo de trigo sobre su hombro.
C2 adjective /ˌmædʒɪˈstɪəriəl/

magisterial

magisterial
Meaning
Having the characteristics of a master or authority; commanding and dignified.
Example
The professor spoke in a magisterial tone during the lecture.
El profesor habló en un tono magisterial durante la conferencia.
C2 adjective /ɪmˈprɛɡnəbl̩/

impregnable

impenetrable
Meaning
Unable to be captured, broken into, or defeated.
Example
The fortress was considered impregnable by the enemy.
La fortaleza fue considerada impenetrable por el enemigo.
C2 noun /flæks/

flax

lino
Meaning
a plant whose fibers are used to make linen and whose seeds are edible
Example
Flax is often used in making linen fabrics.
El lino se usa a menudo para hacer telas de lino.
C2 noun /spliːn/

spleen

bazo; cólera
Meaning
an organ in the body that produces lymphocytes and filters blood; also refers to bad temper or spite
Example
He vented his spleen on his coworkers after the meeting.
Ventu su cólera sobre sus compañeros de trabajo después de la reunión.
C2 noun /kɒˈkeɪd/

cockade

cinta decorativa
Meaning
a rosette or knot of ribbon, usually worn on a hat as a badge of office or party
Example
The soldier wore a red cockade on his cap.
El soldado llevaba una cinta decorativa roja en su gorra.
C2 noun /ˈfɪɡmənt/

figment

invención, imaginación
Meaning
something invented or imaginary; a fabrication of the mind
Example
The story of the haunted house is just a figment of her imagination.
La historia de la casa embrujada es solo un producto de su imaginación.
C2 noun /ˈtrɒɡlədaɪt/

troglodyte

troglodita
Meaning
A person who lives in a cave or is considered old-fashioned and out of touch.
Example
Some called him a troglodyte for refusing to use modern technology.
Algunos lo llamaron troglodita por negarse a usar tecnología moderna.
C2 adjective /ɪˈræsɪbl/

irascible

irascible
Meaning
Easily angered; quick-tempered.
Example
His irascible nature often got him into trouble.
Su naturaleza irascible a menudo lo metía en problemas.
C2 noun /ˈlɑːrsəni/

larceny

robo
Meaning
The unlawful taking of personal property with intent to deprive the rightful owner of it.
Example
He was arrested for committing larceny at the store.
Fue arrestado por cometer un robo en la tienda.
C2 adjective /ˈvɪrəl/

virile

viril
Meaning
having traditionally masculine qualities, such as strength, energy, and sexual vigor
Example
The actor was admired for his virile appearance.
El actor fue admirado por su apariencia viril.
C2 adjective /ˈfæn.sɪ.ləs/

fanciless

sin imaginación, común
Meaning
without imagination or creativity; plain or ordinary
Example
His drawings were simple and fanciless.
Sus dibujos eran simples y sin imaginación.
C2 adjective /ˈpɜːˌblaɪnd/

purblind

ciego o ignorante
Meaning
Having impaired or defective vision; lacking insight or understanding.
Example
The purblind approach to the problem led to many mistakes.
El enfoque purblindo del problema condujo a muchos errores.
C2 noun /ˈɒbsɪkwiːz/

obsequies

ritos fúnebres
Meaning
Funeral rites or ceremonies.
Example
The obsequies for the late leader drew thousands of mourners.
Los ritos fúnebres para el líder fallecido atrajeron a miles de dolientes.
C2 adjective /kənˈdʌktəbl̩/

conductible

conductible
Meaning
capable of being conducted, especially electricity or heat
Example
Copper is highly conductible to electricity.
El cobre es altamente conductible para la electricidad.
C2 noun /dɪˈpɑːzɪtər/

depositor

depositante
Meaning
a person who places money in a bank or financial institution
Example
The bank provides insurance to protect depositors’ funds.
El banco ofrece un seguro para proteger los fondos de los depositantes.
C2 verb /məˈlɪŋɡər/

malinger

simular enfermedad
Meaning
to exaggerate or fake illness in order to escape duty or work
Example
He tried to malinger to avoid going to school.
Él intentó malinger para evitar ir a la escuela.
C2 noun /fləˈtɪlə/

flotilla

flotilla
Meaning
A small fleet of ships or boats operating together.
Example
A flotilla of fishing boats left the harbor at dawn.
Una flotilla de barcos pesqueros salió del puerto al amanecer.
C2 adjective /ˈdæpər/

dapper

elegante y bien vestido
Meaning
Neat, stylish, and well-dressed in appearance.
Example
He looked very dapper in his new suit.
Él se veía muy elegante con su nuevo traje.
C2 adjective /ɪmˈpælpəbəl/

impalpable

intangible
Meaning
unable to be felt by touch; difficult to grasp or understand
Example
There was an impalpable sense of fear in the room.
Había una sensación intangible de miedo en la habitación.
C2 adjective /ˈwæɡ.ɪʃ/

waggish

juguetón o travieso
Meaning
playfully humorous or mischievous
Example
His waggish remarks made everyone laugh.
Sus comentarios juguetones hicieron reír a todos.
C2 adjective /ˈsɪmiən/

simian

simio
Meaning
Relating to, resembling, or affecting apes or monkeys.
Example
The scientist studied the simian behavior of the chimpanzees.
El científico estudió el comportamiento simio de los chimpancés.
C2 noun /ˈbɔːlsəm/

Balsam

flor de bálsamo
Meaning
a flowering plant with colorful blooms that often open in the evening; also refers to aromatic resin
Example
The garden balsam flowers bloomed beautifully in various shades of pink and purple.
Las flores de bálsamo del jardín florecieron hermosamente en varios tonos de rosa y morado.
C2 noun /ˌvɪvɪˈsɛkʃən/

vivisection

la práctica de realizar operaciones en animales vivos para la investigación científica
Meaning
the practice of performing operations on live animals for scientific research
Example
Vivisection has long been a controversial topic among scientists and animal rights activists.
La vivisección ha sido durante mucho tiempo un tema controvertido entre científicos y activistas por los derechos de los animales.
C2 noun/adjective /ˈtraɪkʌlər/

tricolor

bandera tricolor
Meaning
A flag with three colors; consisting of three colors.
Example
The French tricolor is one of the most famous national flags in the world.
La bandera tricolor francesa es una de las banderas nacionales más famosas del mundo.
C2 verb /ɪˈmeɪʃieɪt/

emaciate

emaciar
Meaning
To make abnormally thin or weak, usually because of illness or lack of food.
Example
The prisoners were emaciated after months without proper food.
Los prisioneros se emaciaron después de meses sin comida adecuada.
C2 noun /əˈkwaɪərmənt/

acquirement

adquisición; logro
Meaning
the act of acquiring something; something that has been acquired, especially a skill or possession
Example
Language proficiency is an important acquirement for global careers.
El dominio del idioma es una adquisición importante para carreras globales.
C2 adjective /suːˈpɜːrnəl/

supernal

celestial
Meaning
Relating to the heavens; celestial or divine.
Example
The painting captured a supernal beauty that felt otherworldly.
La pintura capturó una belleza celestial que se sentía de otro mundo.
C2 noun ˈnjʊə.rəʊ ˌfiːd.bæk

neurofeedback

técnica que utiliza actividades cerebrales en tiempo real para enseñar la autorregulación de la función cerebral
Meaning
A technique that uses real-time displays of brain activity to teach self-regulation of brain function.
Example
Neurofeedback enhances cognitive performance and relaxation.
El neurofeedback mejora el rendimiento cognitivo y la relajación.
C2 noun /ˌmɒnəˈmeɪniə/

monomania

monomanía
Meaning
Excessive concentration or obsession with a single subject or idea.
Example
His monomania for collecting stamps worried his family.
Su monomanía por coleccionar sellos preocupaba a su familia.
C2 adjective /ˌɪmpəˈmɪsəbl/

impermissible

imposible
Meaning
Not permitted or allowed.
Example
Such behavior is impermissible in the workplace.
Tal comportamiento es imposible en el lugar de trabajo.
C2 noun /səˈnɛs.əns/

senescence

envejecimiento
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
El biólogo estudió la senescencia en las plantas para entender el envejecimiento.
C2 noun /ˈpaʊ.waʊ/

powwow

reunión informal
Meaning
an informal meeting or conference to discuss something
Example
The team held a quick powwow before the presentation.
El equipo celebró una reunión rápida antes de la presentación.
C2 verb, noun /ˈɡoʊld.brɪk/

goldbrick

evitar el trabajo
Meaning
to avoid work or duty; a person who shirks responsibility
Example
He was accused of goldbricking while the rest of the team worked hard.
Fue acusado de evitar el trabajo mientras el resto del equipo trabajaba duro.
C2 adjective /rɪˈfjuː.tə.bəl/

Refutable

refutable
Meaning
capable of being proven wrong or false; able to be disproved
Example
His theory was refutable because it could be tested experimentally.
Su teoría era refutable porque podía ser probada experimentalmente.
C2 noun /ˈkɒŋ.ɡru.əns/

congruence

congruencia
Meaning
Harmony, compatibility and agreement between different elements.
Example
The congruence between their ideas made collaboration easy.
La congruencia entre sus ideas hizo que la colaboración fuera fácil.
C2 noun /ˈsaɪ.nəˌʃʊr/

cynosure

el centro de todas las miradas
Meaning
A person or thing that is the center of attention or admiration.
Example
She was the cynosure of all eyes at the party.
Ella era el centro de todas las miradas en la fiesta.
C2 verb /dʒɛˈstɪkjʊleɪt/

gesticulate

gesticular
Meaning
to use gestures, especially dramatic ones, instead of speaking or to emphasize one's words
Example
He gesticulated wildly to get their attention.
Él gesticuló salvajemente para llamar su atención.
C2 noun ˈɛn.ɡræm

Engram

Señales físicas en el cerebro para el almacenamiento y recuperación de recuerdos
Meaning
Physical signs or patterns in the brain for memory storage and retrieval
Example
Scientists study engrams to understand how memories are stored.
Los científicos estudian los engramas para comprender cómo se almacenan los recuerdos.
C2 noun /brəˈkeɪd/

brocade

tela bordada
Meaning
a rich fabric woven with a raised pattern, often in gold or silver thread
Example
She wore a beautiful brocade dress to the wedding.
Ella llevaba un hermoso vestido de brocado en la boda.
C2 verb /kənˈvɑːlv/

convolve

enrollar o torcer juntos; enrollar o entrelazar
Meaning
to roll or twist together; to coil or entwine
Example
The vines convolve around the tree trunk.
Las vides se enrollan alrededor del tronco del árbol.
C2 adjective /aɪˈsɒ.krə.nəs/

isochronous

aconteciendo a intervalos de tiempo iguales
Meaning
Occurring at equal time intervals; in unison or synchrony.
Example
The pendulum swings are isochronous, repeating at equal intervals.
Los oscilaciones del péndulo son isócronos, repitiendo a intervalos iguales.
C2 noun /sɪnˈtɪl.ə/

scintilla

pequeña chispa
Meaning
A tiny trace or spark of a specified quality or feeling.
Example
There wasn’t a scintilla of doubt in her mind.
No había ni una chispa de duda en su mente.
C2 verb /ɪnˈfætʃueɪt/

infatuate

embelesar
Meaning
to inspire with an intense but short-lived passion or admiration
Example
He was infatuated with her beauty.
Él estaba fascinado por su belleza.
C2 noun /ˈɡlæsi fɪʃ/

Glassy fish

pez de cristal
Meaning
a transparent freshwater fish with a glassy appearance, popular in aquariums
Example
The glassy fish is known for its transparent body and peaceful nature.
El pez de cristal es conocido por su cuerpo transparente y su naturaleza pacífica.
C2 noun /ˈrɛtɪnjuː/

retinue

seguidores
Meaning
A group of attendants or followers accompanying an important person.
Example
The king entered the hall followed by his retinue.
El rey entró al salón seguido por sus seguidores.
C2 noun /kɛn/

ken

conocimiento
Meaning
one's range of knowledge or understanding
Example
Quantum physics is beyond my ken.
La física cuántica está más allá de mi conocimiento.
C2 noun /kɒɡˈnoʊmən/

cognomen

apellido / sobrenombre
Meaning
A family name or surname; an additional name or nickname.
Example
His cognomen became widely known in literary circles.
Su apellido se hizo ampliamente conocido en los círculos literarios.
C2 noun /spɪˈlʌŋkər/

spelunker

espeleólogo
Meaning
A person who explores caves as a hobby.
Example
The spelunker carried ropes and lights into the dark cave.
El espeleólogo llevó cuerdas y luces a la cueva oscura.
C2 adjective /ˌmæləˈdrɔɪt/

maladroit

torpe
Meaning
clumsy or awkward in movement or behavior
Example
His maladroit attempt at fixing the chair made it worse.
Su intento torpe de arreglar la silla lo empeoró.
C2 noun /fəˈlɪsɪti/

felicity

felicidad
Meaning
intense happiness; the ability to find appropriate expression for one's thoughts
Example
She was known for her felicity in conversation and cheerful nature.
Era conocida por su felicidad en las conversaciones y su naturaleza alegre.
C2 adjective /ˈmjuːlɪʃ/

mulish

terco
Meaning
extremely stubborn or unwilling to change
Example
She remained mulish despite all the convincing arguments.
Ella siguio siendo terca a pesar de todos los argumentos convincentes.
C2 noun /jɔːr/

yore

pasado
Meaning
Time long past; bygone days.
Example
Legends of yore still inspire people today.
Las leyendas del pasado siguen inspirando a la gente hoy en día.
C2 adjective /ʌnˈflæpəbəl/

unflappable

imperturbable
Meaning
calm and composed, especially in difficult situations
Example
Despite the crisis, he remained unflappable and confident.
A pesar de la crisis, se mantuvo imperturbable y confiado.
C2 noun /səbˈsɜːviəns/

subservience

subyugación
Meaning
the condition of being too willing to obey or serve others
Example
His subservience to authority annoyed his colleagues.
Su subyugación a la autoridad molestó a sus colegas.
C2 noun /ˈkɪldʒɔɪ/

killjoy

aguafiestas
Meaning
a person who spoils the fun or enjoyment of others
Example
Don’t be a killjoy at the party.
No seas un aguafiestas en la fiesta.
C2 adjective /ˌsɒpəˈrɪfɪk/

soporific

felicidad
Meaning
tending to induce drowsiness or sleep; causing sleepiness
Example
The professor's lecture was so soporific that half the class fell asleep.
Ella no podía esconder su felicidad cuando recibió el premio.
C2 noun /luːˈbrɪsɪti/

lubricity

resbalosidad
Meaning
the quality of being slippery or smooth; sometimes also refers to lewdness
Example
The lubricity of the surface made it difficult to walk on.
La resbalosidad de la superficie hizo difícil caminar sobre ella.
C2 noun /ɪmˈpʌlʃən/

impulsion

impulso
Meaning
a strong urge or drive to act; the act of impelling
Example
His impulsion to travel made him leave his job suddenly.
Su impulso de viajar lo llevó a dejar su trabajo de repente.
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.
C2 noun /ˈduːti/

Dhuti

dhuti
Meaning
a traditional Indian garment for men consisting of a piece of unstitched cloth worn around the waist and legs
Example
The elderly man wore a white dhuti during the religious ceremony.
El hombre mayor llevaba un dhuti blanco durante la ceremonia religiosa.
C2 noun /ˈreɪmənt/

raiment

atuendo
Meaning
clothing, especially fine or formal wear
Example
The king wore royal raiment during the ceremony.
El rey usó atuendo real durante la ceremonia.
C2 noun /spjuːm/

spume

espuma
Meaning
Froth or foam, especially found on waves or liquids.
Example
The waves crashed against the rocks, leaving spume in the air.
Las olas chocaron contra las rocas, dejando espuma en el aire.
C2 adjective /ˈdʒen.ɪ.tɪv/

genitive

genitivo
Meaning
relating to or denoting a case of nouns and pronouns indicating possession
Example
In English, the genitive case is often shown with an apostrophe and 's'.
En inglés, el caso genitivo a menudo se muestra con un apóstrofe y 's'.
C2 noun /ˈiːsθiːt/ or /ˈɛsθiːt/

aesthete

esteta
Meaning
A person who has a special appreciation of art and beauty.
Example
The aesthete admired the subtle details of the painting.
El esteta admiraba los detalles sutiles de la pintura.
C2 adjective /ˈdʒɜːrmɪnəl/

germinal

germinal
Meaning
Relating to the earliest stage of development.
Example
The idea was still in its germinal stage.
La idea todavía estaba en su etapa germinal.
C2 noun /ˌɑːrbəˈriːtəm/

arboretum

arborétum
Meaning
a place where trees, shrubs, and plants are grown for scientific study or public display
Example
We visited the city’s arboretum to learn about exotic trees.
Visitamos el arborétum de la ciudad para aprender sobre árboles exóticos.
C2 verb /ˌmɪskənˈstruː/

misconstrue

malinterpretar
Meaning
To interpret something wrongly or misunderstand the meaning.
Example
She misconstrued his silence as anger.
Ella malinterpretó su silencio como ira.
C2 adjective /ɪnˈɡreɪʃiˌeɪtɪŋ/

ingratiating

adulador
Meaning
Charming or flattering in a way intended to gain favor.
Example
His ingratiating smile made everyone trust him quickly.
Su sonrisa aduladora hizo que todos confiaran en él rápidamente.
C2 noun /ˈsaɪnɪkjʊər/

sinecure

trabajo fácil
Meaning
a position requiring little or no work but giving financial benefit or status
Example
He was given a sinecure at the university as a reward for his loyalty.
Le dieron un trabajo fácil en la universidad como recompensa por su lealtad.
C2 noun /dɪˈmeɪn/

demesne

tierra vinculada a una mansión
Meaning
Land attached to a manor and retained for the owner's use.
Example
The castle was surrounded by its vast demesne.
El castillo estaba rodeado por su vasta tierra vinculada a una mansión.
C2 verb /ˈflædʒəˌleɪt/

flagellate

azotar o flagelar a alguien como una forma de castigo o auto-disciplina
Meaning
to whip or flog someone, either literally or as a form of punishment or self-discipline
Example
In history, some monks would flagellate themselves as penance.
En la historia, algunos monjes se flagelaban como penitencia.
C2 noun /krəˈnɒmɪtər/

chronometer

cronómetro
Meaning
An instrument for measuring time precisely, especially used in navigation.
Example
The sailor relied on the chronometer to determine his position at sea.
El marinero confió en el cronómetro para determinar su posición en el mar.
C2 noun /ˈæsɪˌteɪt/

acetate

acetato
Meaning
a salt or ester of acetic acid; a synthetic material used in textiles and film
Example
The company produces acetate fibers for clothing.
La empresa produce fibras de acetato para ropa.
C2 noun /ˈtʃɜː.nɪŋ stɪk/

Churning stick

bastón de batir
Meaning
a wooden stick used for stirring and churning butter, milk, or other liquids
Example
Grandmother used a churning stick to make fresh butter.
La abuela usó un bastón de batir para hacer mantequilla fresca.
C2 noun /ˈtʌtʃ.stoʊn/

Touchstone

piedra de toque; estándar
Meaning
a standard or criterion by which something is judged or recognized; a test of genuineness
Example
His honesty became the touchstone by which all other employees were measured.
Su honestidad se convirtió en la piedra de toque por la cual se midió a todos los demás empleados.
C2 noun /kəˈpriːs/

caprice

capricho
Meaning
a sudden, unpredictable change of mood or behavior
Example
She bought the expensive dress on a caprice.
Ella compró el vestido caro por un capricho.
C2 adjective ˈmiː.ni.əl

menial

menial
Meaning
Not requiring much skill and lacking prestige.
Example
He refused to do menial work.
Él se negó a hacer trabajos meniales.
C2 adjective /ˈfʌsti/

fusty

húmedo y rancio
Meaning
smelling stale, damp, or stuffy; old-fashioned
Example
The room smelled fusty after being closed for months.
La habitación olía a rancio después de estar cerrada durante meses.
C2 noun /ˌɪmprəˈpraɪəti/

impropriety

improiedad
Meaning
Failure to observe standards of honesty or modesty; improper behavior.
Example
The politician was accused of financial impropriety.
El político fue acusado de impropiedad financiera.
C2 noun /ˈæpəplɛksi/

apoplexy

Pérdida súbita de conciencia o control debido a un derrame cerebral o rabia extrema
Meaning
A sudden loss of consciousness or control due to stroke or extreme anger.
Example
The old man nearly had apoplexy when he heard the shocking news.
El anciano casi sufrió apoplejía cuando escuchó la noticia impactante.
C2 verb /prəˈroʊɡ/

prorogue

suspender una sesión
Meaning
to discontinue a session of a parliament or assembly without dissolving it
Example
The president decided to prorogue parliament until the crisis was resolved.
El presidente decidió suspender el parlamento hasta que la crisis fuera resuelta.
C2 noun brəˈvɑː.dəʊ

bravado

gesto de valentía o confianza que no es real
Meaning
Show of courage or confidence that is not real.
Example
His bravado masked his nervousness before the performance.
Su bravado ocultó su nerviosismo antes de la actuación.
C2 noun /kəˈnɑːrd/

canard

bulo
Meaning
a false or unfounded story or rumor
Example
The article turned out to be nothing more than a canard.
El artículo resultó ser nada más que un bulo.
C2 adjective /ˈmɪn.ɪ.skjuːl/

miniscule

minúsculo
Meaning
Extremely small or tiny.
Example
The error was so miniscule that nobody noticed it.
El error era tan minúsculo que nadie lo notó.
C2 adjective /ˈdjuːtiəs/

duteous

obediente
Meaning
dutiful; obedient and respectful
Example
The duteous child always followed her parents’ instructions.
La niña obediente siempre seguía las instrucciones de sus padres.
C2 adjective /ˌvælɪˈdɪktəri/

valedictory

de despedida
Meaning
Serving as a farewell or parting; relating to a valediction.
Example
He delivered a valedictory speech at the conference.
Él dio un discurso de despedida en la conferencia.
C2 noun /kəˈtæb.ə.lɪ.zəm/

catabolism

catabolismo
Meaning
The breakdown of complex molecules in living organisms to form simpler ones together with the release of energy; destructive metabolism.
Example
Catabolism plays a crucial role in cellular energy production.
El catabolismo juega un papel crucial en la producción de energía celular.
C2 noun /ˈaɪ.ərn.wʊd/

Ironwood

madera de hierro
Meaning
a hard, dense wood from various trees; also the tree itself that produces small flowers
Example
The ironwood tree blooms with tiny white flowers.
El árbol de madera de hierro florece con pequeñas flores blancas.
C2 verb /fɔːrˈfɛnd/

forfend

proteger, defender, evitar
Meaning
to protect or defend against something undesirable; to prevent
Example
May good fortune forfend any danger from our journey.
Que la buena fortuna proteja contra cualquier peligro en nuestro viaje.
C2 verb /flɪt/

flit

revolotear
Meaning
to move quickly and lightly from one place to another
Example
Butterflies flitted from flower to flower.
Las mariposas revoloteaban de flor en flor.
C2 adjective /ˌmækɪəˈvɛliən/

machiavellian

astuto, maquiavélico y sin escrúpulos, especialmente en política o para avanzar en la carrera de uno
Meaning
cunning, scheming, and unscrupulous, especially in politics or in advancing one's career
Example
The politician was known for his Machiavellian tactics.
El político era conocido por sus tácticas maquiavélicas.
C2 noun /kəˈliːdʒən/

collegian

estudiante universitario
Meaning
a student of a college
Example
The collegians were preparing for the cultural festival.
Los colegiales se estaban preparando para el festival cultural.
C2 noun /ˌbenɪˈdɪkʃən/

Benediction

bendición
Meaning
a blessing, especially a ceremonial one; an expression of good wishes
Example
The priest gave his benediction to the newlyweds.
El sacerdote dio su bendición a los recién casados.
C2 adjective ˌmɛɡəˈlɪθɪk

megalithic

megalítico
Meaning
Relating to or denoting prehistoric monuments made of or containing large stones.
Example
The megalithic structures in ancient civilizations are fascinating.
Las estructuras megalíticas en civilizaciones antiguas son fascinantes.
C2 adjective /splɪˈnɛtɪk/

splenetic

irritable, malhumorado
Meaning
bad-tempered, irritable, spiteful
Example
His splenetic remarks offended everyone in the room.
Sus comentarios iracundos ofendieron a todos en la sala.
C2 noun /ˌvɑːljəˈbɪləti/

volubility

volubilidad
Meaning
The quality of talking fluently, readily, or incessantly.
Example
His volubility made him a successful radio host.
Su volubilidad lo convirtió en un exitoso presentador de radio.
C2 noun /ˈhɒdʒ.pɒdʒ/

hodgepodge

mezcla confusa
Meaning
A confusing mixture of different things; a jumble.
Example
The essay was a hodgepodge of unrelated ideas.
El ensayo era una mezcla confusa de ideas no relacionadas.
C2 adjective /bɪˈhoʊldən/

beholden

agradecido o en deuda
Meaning
indebted or obliged to someone for a service or help
Example
He felt beholden to his mentor for all the guidance.
Se sentía agradecido con su mentor por toda la orientación.
C2 noun /ˌmjuːlˈtɪər/

muleteer

muletero
Meaning
a person who drives or takes care of mules
Example
The muleteer guided the animals safely across the mountain path.
El muletero guió a los animales de manera segura a través del sendero montañoso.
C2 noun /floʊ/

floe

iceberg flotante
Meaning
a large sheet of floating ice
Example
The polar bears rested on the ice floe.
Los osos polares descansaron sobre el iceberg flotante.
C2 verb /ˈbɪloʊ/

billow

surgir como olas
Meaning
To swell or rise in large waves or surges; to flow outward in a rolling motion.
Example
Smoke billowed from the burning building.
El humo surgió como olas desde el edificio en llamas.
C2 noun /ˈhæbɪtənt/

habitant

habitante
Meaning
An inhabitant; a person or animal that lives in a particular place.
Example
The habitants of the village were friendly and welcoming.
Los habitantes del pueblo eran amables y acogedores.
C2 adjective /ˈwɪspi/

wispy

delicado y tenue
Meaning
Thin, delicate, and weak in appearance or form.
Example
Her wispy hair blew gently in the breeze.
Su cabello delicado volaba suavemente en la brisa.
C2 noun /ˈkjʊriˌoʊ/

curio

objeto curioso
Meaning
a small unusual or interesting object, often collected for its rarity
Example
She bought a curio from the antique shop.
Ella compró un objeto curioso en la tienda de antigüedades.
C2 verb /ʃiːð/

sheathe

volver a meter en la vaina
Meaning
to put a sword or knife back into its cover
Example
He quickly sheathed his sword after the duel.
Él rápidamente volvió a meter su espada en su vaina después del duelo.
C2 noun /ˈklaʊdˌbɜːrst/

cloudburst

lluvia torrencial repentina
Meaning
a sudden and very heavy rainfall
Example
The picnic was ruined by a sudden cloudburst.
El picnic fue arruinado por una lluvia torrencial repentina.
C2 adjective /kənˈdʒɛktʃərəl/

conjectural

conjetural
Meaning
based on guesswork or incomplete evidence rather than certain knowledge
Example
His explanation was purely conjectural and lacked proof.
Su explicación era puramente conjetural y carecía de pruebas.
C2 noun /ˌvɛəriəˈɡeɪʃən/

variegation

variegación
Meaning
The appearance of differently colored zones in the leaves, flowers, or stems of plants.
Example
Variegation makes the foliage look more attractive.
La variegación hace que el follaje sea más atractivo.
C2 noun /ˈneɪˌseɪ.ɪŋ/

naysaying

expresión negativa
Meaning
The act of expressing negative or pessimistic views.
Example
His constant naysaying discouraged the team.
Su constante expresión negativa desmotivó al equipo.
C2 adjective /ˈfraʊzi/

frowzy

desaliñado
Meaning
Unkempt, messy, or having a musty, unpleasant smell.
Example
He entered the room with a frowzy appearance after sleeping on the couch.
Entró en la habitación con una apariencia desaliñada después de dormir en el sofá.