slough
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C2 verb /slʌf/ or /sluː/

slough

desprender la piel / zona pantanosa
Meaning
To shed or cast off (like dead skin); also a swampy or muddy area.
Example
The snake sloughed off its old skin.
La serpiente se desprendió de su piel vieja.
C2 noun /ˈsɛrəf/

seraph

serafín
Meaning
An angelic being associated with light and purity, often depicted as a high-ranking angel in Christian theology.
Example
The stained-glass window depicted a seraph with outstretched wings.
La ventana de vitrales representaba un serafín con alas extendidas.
C2 adjective /sɪˈnɜːrdʒɪk/

synergic

sinérgico
Meaning
Working together in a cooperative and effective manner.
Example
The two departments have a synergic relationship that boosts productivity.
Los dos departamentos tienen una relación sinérgica que aumenta la productividad.
C2 noun /ˌsɪɡnɪfɪˈkeɪʃən/

signification

significado
Meaning
the meaning or sense conveyed by a word, action, or symbol
Example
The signification of the gesture was misunderstood.
El significado del gesto fue malinterpretado.
C2 verb /ˈstræɡəl/

straggle

moverse de manera desordenada
Meaning
To move or spread in an irregular, scattered, or untidy way.
Example
The children began to straggle behind on the long hike.
Los niños empezaron a quedarse atrás en la larga caminata.
C2 noun /ˈsweɪʒən/

suasion

persuasión
Meaning
the act of persuading or influencing someone
Example
The leader used gentle suasion to win support for the plan.
El líder usó una suave persuasión para ganar apoyo para el plan.
C2 noun /ˌsɒ̃ˈfrwɑː/

sang-froid

sang-froid
Meaning
Composure or coolness, especially in difficult situations.
Example
The leader handled the crisis with remarkable sang-froid.
El líder manejó la crisis con un notable sang-froid.
C2 adjective /səˈluːtəˌtɔri/

salutatory

discurso de saludo
Meaning
Relating to or expressing a greeting or an address, especially at the beginning of a speech.
Example
She delivered a salutatory address at the graduation ceremony.
Ella pronunció un discurso de saludo en la ceremonia de graduación.
C2 adjective /ˈstɒlɪd/

stolid

calmo, imperturbable
Meaning
Calm, dependable, and showing little emotion or animation.
Example
Despite the chaos around him, he remained stolid and composed.
A pesar del caos a su alrededor, permaneció tranquilo y sereno.
C2 noun /ˈʃɑːdənfrɔɪdə/

schadenfreude

placer derivado de la desgracia ajena
Meaning
pleasure derived from another person's misfortune
Example
He felt a sense of schadenfreude when his rival failed.
Sintió una sensación de schadenfreude cuando su rival fracasó.
C2 noun /ˌsɪŋ.krəˈnɪs.ɪ.ti/

synchronicity

sincronía
Meaning
The meaningful coincidence of two or more events that are not planned.
Example
The synchronicity of their thoughts amazed everyone.
La sincronía de sus pensamientos asombró a todos.
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

sublingual
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
El doctor recetó una tableta sublingual para una absorción más rápida.
C2 noun /ˈsɒfɪst/

sophist

sofista
Meaning
a person who uses clever but misleading arguments
Example
He was dismissed as a sophist who twisted facts to win debates.
Lo despidieron como un sofista que retorcía los hechos para ganar debates.
C2 noun /ˈʃʊərəti/

surety

garantía
Meaning
a person who takes responsibility for another's performance of an undertaking, such as appearing in court or paying a debt
Example
The landlord required a surety before renting the apartment.
El arrendador requirió una garantía antes de alquilar el apartamento.
C2 noun /ˈspɒt.ɪd sneɪk hed/

Spotted snake head

pez cabeza de serpiente moteada
Meaning
a type of freshwater fish with spotted markings and an elongated head resembling a snake
Example
The spotted snake head is a popular fish for aquaculture in South Asia.
El pez cabeza de serpiente moteada es popular para la acuicultura en el sur de Asia.
C2 noun /ˈsɪbɪləns/

sibilance

sonido susurrante
Meaning
A hissing or hushing sound, especially in speech with 's' or 'sh'.
Example
The poet used sibilance to create a soft, hissing effect in the verse.
El poeta usó la sibilancia para crear un efecto suave de siseo en el verso.
C2 noun /ˈspæŋɡəl/

spangle

adornos brillantes
Meaning
A small shiny piece of metal or plastic used for decoration on clothes.
Example
Her dress was covered with silver spangles that glittered in the light.
Su vestido estaba cubierto de adornos brillantes plateados que brillaban a la luz.
C2 verb /ˈsæŋktɪfaɪ/

sanctify

santificar
Meaning
to make holy or sacred; to purify
Example
The priest will sanctify the marriage ceremony.
El sacerdote santificará la ceremonia de matrimonio.
C2 noun /sɪˈdɪʃ.ən/

Sedition

sedición
Meaning
conduct or speech inciting people to rebel against authority; treason
Example
The activist was charged with sedition for his inflammatory speeches.
El activista fue acusado de sedición por sus discursos inflamatorios.
C2 noun /ˈʃæd.ək/

Shaddock

pomelo
Meaning
a large citrus fruit similar to grapefruit; pomelo
Example
The shaddock is the largest citrus fruit in the world.
El shádok es la fruta cítrica más grande del mundo.
C2 noun /ˈsɛnʃəns/

sentience

sentiencia
Meaning
The capacity to feel, perceive, or experience subjectively.
Example
Many argue that animals possess sentience.
Muchos argumentan que los animales poseen sentiencia.
C2 adjective /ˌsuː.pər.ɪˈrɑː.ɡə.tɔːr.i/

supererogatory

supererogatorio
Meaning
Going beyond what is required or expected; more than necessary.
Example
His donation was supererogatory, far beyond what anyone had asked for.
Su donación fue supererogatoria, mucho más allá de lo que alguien había pedido.
C2 noun /sneɪk ɡɔːrd/

Snake gourd

calabaza serpiente
Meaning
a long, curved vegetable that resembles a snake, commonly used in South Asian cuisine
Example
The snake gourd grows in a twisted, serpentine shape in the garden.
La calabaza serpiente crece en una forma retorcida y serpenteante en el jardín.
C2 adjective /ˈslæp.dæʃ/

slapdash

hecho a la ligera
Meaning
done too quickly and carelessly; hasty and careless
Example
The report was written in a slapdash manner, full of errors.
El informe fue escrito de manera apresurada, lleno de errores.
C2 adjective /ˈslɪpʃɒd/

slipshod

desordenado, negligente
Meaning
done in a careless, sloppy, or untidy way
Example
The project failed due to slipshod planning.
El proyecto fracasó debido a la planificación desordenada.
C2 adjective /sɛpˈtɛnɪəl/

septennial

septenario
Meaning
Occurring every seven years.
Example
The festival is a septennial tradition in the village.
El festival es una tradición septenaria en el pueblo.
C2 adjective /ˌsɒfəˈmɒrɪk/

sophomoric

inmaduro
Meaning
showing immaturity and overconfidence, like a sophomore
Example
His sophomoric behavior embarrassed his friends.
Su comportamiento inmaduro avergonzó a sus amigos.
C2 adjective /sæŋˈɡwɪniəs/

sanguineous

relacionado con sangre
Meaning
Relating to blood; bloody.
Example
The surgeon examined the sanguineous discharge from the wound.
El cirujano examinó la secreción sanguínea de la herida.
C2 adjective /ˌsɛm.iˈkɒn.ʃəs/

semiconscious

semi-consciente
Meaning
Only partly conscious; not fully aware of surroundings.
Example
He was semiconscious after the accident and could barely respond.
Él estaba semi-consciente después del accidente y apenas podía responder.
C2 adjective /spɪk/

Spick

extremadamente limpio y ordenado; inmaculado
Meaning
extremely clean and neat; immaculate
Example
The house was spick and span after the cleaning.
La casa estaba completamente limpia y ordenada después de la limpieza.
C2 noun /ˈsɛkstənt/

sextant

sextante
Meaning
a navigational instrument with a graduated arc of 60°, used to measure the angle between a celestial object and the horizon
Example
Using a sextant, the navigator fixed the ship’s position at noon.
Usando un sextante, el navegante fijó la posición del barco al mediodía.
C2 noun /sʌbˈɔːl.tən/

subaltern

persona en una posición subordinada; en el ejército, un oficial joven
Meaning
A person holding a subordinate position; in the military, a junior officer.
Example
The subaltern was responsible for leading a small platoon of soldiers.
El subalterno era responsable de dirigir un pequeño pelotón de soldados.
C2 noun /ˌspoʊliˈeɪʃən/

spoliation

destrucción
Meaning
The act of destroying or ruining something, often evidence or property.
Example
The court punished the company for the spoliation of evidence.
El tribunal castigó a la empresa por la destrucción de pruebas.
C2 noun /ˈslæt.ən/

slattern

mujer descuidada
Meaning
a woman who is untidy or slovenly in appearance or habits
Example
The house looked as if a slattern lived there.
La casa parecía como si una mujer descuidada viviera allí.
C2 verb /sleɪk/

slake

calmar la sed
Meaning
To satisfy thirst or desire.
Example
She drank cold water to slake her thirst.
Ella bebió agua fría para calmar su sed.
C2 adjective /səˈpʌlkrəl/

sepulchral

relacionado con una tumba, sombrío
Meaning
Relating to a tomb or burial; gloomy, dismal.
Example
The abandoned house had a sepulchral silence about it.
La casa abandonada tenía un silencio sepulcral.
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 /ˈsætræp/

satrap

satrapa
Meaning
a governor of a province in ancient Persia; also used figuratively for a subordinate ruler
Example
The king appointed a satrap to oversee the distant province.
El rey nombró a un satrapa para supervisar la provincia distante.
C2 noun /skæd/

scad

escad pescado
Meaning
A type of fish of the jack family; also informally means a large number or quantity.
Example
The fisherman caught a scad in the net.
El pescador atrapó un escad en la red.
C2 noun /ˈsækrɪsti/

sacristy

sacristía
Meaning
a room in a church where sacred vessels and vestments are kept
Example
The priest entered the sacristy before the mass began.
El sacerdote entró en la sacristía antes de que comenzara la misa.
C2 noun /ˈsiːkənt/

secant

secante
Meaning
A straight line that intersects a curve at two or more points.
Example
In geometry, a secant cuts the circle at two distinct points.
En geometría, un secante corta el círculo en dos puntos distintos.
C2 noun /ˈseɪ.li.əns/

salience

saliencia
Meaning
The quality of being particularly noticeable or important; prominence.
Example
The salience of the issue was highlighted in the debate.
La saliencia del asunto se destacó en el debate.
C2 noun /spʌndʒ ɡɔːrd/

Sponse gourd

calabaza esponjosa
Meaning
a fibrous gourd that becomes sponge-like when dried, used for cleaning and in cooking when young
Example
The sponge gourd can be eaten when young or dried to make natural scrubbers.
La calabaza esponjosa puede comerse cuando está joven o secarse para hacer estropajos naturales.
C2 noun /ˌsæv.wɑːr ˈfeər/

savoir-faire

habilidad social
Meaning
The ability to act or speak appropriately in social situations; polished social skills.
Example
She handled the delicate situation with remarkable savoir-faire.
Ella manejó la situación delicada con un remarquable savoir-faire.
C2 noun /ˈsɛm.ɪ.nɛr.i/

seminary

seminario
Meaning
A school or college for training priests, ministers, or rabbis.
Example
He decided to enroll in a seminary to study theology.
Decidió inscribirse en un seminario para estudiar teología.
C2 noun /sɒl/

sol

sol (quinto tono de la escala musical)
Meaning
The fifth note of the sol-fa musical scale (do, re, mi, fa, sol, la, ti); also the Latin word for sun
Example
The choir practiced singing the note sol during rehearsal.
El coro practicó cantar la nota sol durante el ensayo.
C2 noun /ˌskʌlˈdʌɡəri/

skullduggery

engaño
Meaning
dishonest behavior or activities, often done secretly
Example
The election was full of political skullduggery.
La elección estuvo llena de engaños políticos.
C2 adjective /sɛnˈtɛnʃəs/

sententious

moralista; que da lecciones
Meaning
Given to moralizing in a pompous or affected manner.
Example
His sententious remarks annoyed the audience.
Sus comentarios moralistas molestaron a la audiencia.
C2 noun /ˈsuːθˌseɪər/

soothsayer

adivino
Meaning
a person who claims to predict the future
Example
The king consulted a soothsayer before going to war.
El rey consultó a un adivino antes de ir a la guerra.
C2 noun /ˈsɜːrfɪt/

surfeit

exceso
Meaning
an excessive amount of something
Example
There was a surfeit of food at the festival.
Había un exceso de comida en el festival.
C2 noun /stɒˈkeɪd/

stockade

murallas de madera
Meaning
a defensive barrier made of strong posts or timbers, often around a fort or prison
Example
The prisoners were kept inside the wooden stockade.
Los prisioneros fueron mantenidos dentro de las murallas de madera.
C2 noun /strəˈmoʊ.ni.əm ˌflaʊ.ər/

Stramonium flower

flor de estramonio
Meaning
A trumpet-shaped white or purple flower from the jimsonweed plant, known for its toxic properties
Example
The stramonium flower blooms at night with a sweet fragrance.
La flor de estramonio florece de noche con una fragancia dulce.
C2 noun /ˈsfɛrɔɪd/

spheroid

esferoide
Meaning
A three-dimensional shape that is almost spherical but slightly flattened or elongated.
Example
The Earth is not a perfect sphere but an oblate spheroid.
La Tierra no es una esfera perfecta sino un esferoide oblato.
C2 noun /ˈsʌfrədʒɪst/

suffragist

sufragista
Meaning
a person advocating the extension of suffrage, especially to women
Example
The suffragists organized rallies to demand voting rights for women.
Los sufragistas organizaron manifestaciones para exigir los derechos de voto para las mujeres.
C2 adjective /ˈsɪnjuːi/

sinewy

musculoso y fuerte
Meaning
Lean and muscular; strong and tough.
Example
The athlete had a sinewy build that showed his strength.
El atleta tenía una constitución musculosa que mostraba su fuerza.
C2 adjective /ˈsiːmi/

seamy

degradado, sórdido
Meaning
Morally degraded, unpleasant, or sordid.
Example
The novel reveals the seamy side of city life.
La novela revela el lado sórdido de la vida en la ciudad.
C2 adjective səˈluː.bri.əs

salubrious

saludable
Meaning
Health-giving; healthy; promoting health and well-being.
Example
The mountain air is salubrious and refreshing.
El aire de la montaña es saludable y refrescante.
C2 noun /ˈsaʊər wʊd ˈæp.əl/

Sour wood apple

manzana de elefante
Meaning
a tropical fruit with hard shell and tangy flesh; elephant apple
Example
The sour wood apple has a unique taste that many people enjoy.
La manzana de elefante tiene un sabor único que muchas personas disfrutan.
C2 noun /ˈsɔː.dər/

Sawder

adulación; halagos falsos
Meaning
flattering or wheedling talk; soft soap
Example
His sawder couldn't convince anyone of his sincerity.
Su adulación no pudo convencer a nadie de su sinceridad.
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 verb /sweɪð/

swathe

envolver
Meaning
To wrap or cover closely or completely.
Example
She swathed the baby in a soft blanket.
Ella envolvió al bebé en una manta suave.
C2 adjective /səˈlɪsɪtəs/

solicitous

solícito
Meaning
showing concern or care for someone's health, happiness, or comfort
Example
She was always solicitous about the well-being of her students.
Ella siempre estaba solicitada por el bienestar de sus estudiantes.
C2 noun səˈtaɪ.ə.ti

satiety

satisfacción
Meaning
The feeling of being satisfied or full, especially with regard to food.
Example
High-fiber foods provide longer satiety.
Los alimentos ricos en fibra proporcionan mayor satisfacción.
C2 adjective /svelt/

svelte

esbelto
Meaning
Attractively thin, graceful, and elegant in appearance or movement.
Example
She looked svelte in the elegant black dress.
Ella se veía esbelta con el elegante vestido negro.
C2 verb /ˈsɪn.tɪ.leɪt/

scintillate

brillar
Meaning
to sparkle or shine brightly; to emit flashes of light
Example
The diamond ring scintillated under the bright lights.
El anillo de diamantes brilló bajo las luces brillantes.
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 verb /skʌlk/

skulk

moverse sigilosamente
Meaning
to move or hide secretly, often because you are planning something bad or are feeling guilty
Example
He tried to skulk in the shadows to avoid being seen.
Intentó moverse sigilosamente entre las sombras para evitar ser visto.
C2 noun /seɪn/

seine

gran red
Meaning
A large fishing net that hangs vertically in the water.
Example
The fishermen cast their seine into the river.
Los pescadores echaron su gran red en el río.
C2 adjective /ˈsʌb.æs.ɪd/

subacid

ligeramente ácido
Meaning
Slightly sour or acidic in taste or nature.
Example
The fruit had a subacid flavor that was refreshing on a hot day.
La fruta tenía un sabor ligeramente ácido que era refrescante en un día caluroso.
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 /sɛkˈstuːpəl/

sextuple

sextuplicar
Meaning
to make or become six times as great or as many
Example
Within two quarters, the campaign sextupled their daily sign-ups.
En dos trimestres, la campaña sextuplicó sus registros diarios.
C2 noun/verb /sluːs/

sluice

compuerta de agua / enjuagar
Meaning
A sliding gate for controlling the flow of water; to wash or rinse with water in large quantities.
Example
The workers sluiced the mud off the street after the heavy rain.
Los trabajadores limpiaron el barro de la calle después de la fuerte lluvia.
C2 adjective /ˈsiːkwənt/

sequent

secuente
Meaning
Following in order or as a result.
Example
The sequent events changed the course of history.
Los eventos subsecuentes cambiaron el curso de la historia.
C2 adjective /ˈsʌpliənt/

suppliant

suplicante
Meaning
Humbly or earnestly asking for something, especially from a person in authority.
Example
The suppliant man begged for mercy at the king's feet.
El hombre suplicante pidió misericordia a los pies del rey.
C2 adjective /ˈʃɑːpwɔːrn/

shopworn

gastado / viejo
Meaning
worn or faded from being displayed in a shop; no longer fresh or original
Example
The shopworn shoes were sold at a discount.
Los zapatos shopworn se vendieron con descuento.
C2 noun /slaɪt/

sleight

habilidad
Meaning
Skill or dexterity, especially in performing tricks.
Example
The magician amazed the crowd with his sleight of hand.
El mago sorprendió a la multitud con su habilidad con las manos.
C2 adjective /spraɪ/

spry

ágil
Meaning
active and lively, especially in old age
Example
The spry grandmother surprised everyone with her quick dance steps.
La abuela ágil sorprendió a todos con sus rápidos pasos de baile.
C2 verb /ˈsʌn.dər/

sunder

separar
Meaning
To split apart or separate, especially with force.
Example
The war sundered families and friends.
La guerra separó familias y amigos.
C2 noun /ˈsɪmpəltən/

simpleton

persona tonta
Meaning
a foolish or gullible person
Example
They treated him like a simpleton who could not understand anything complex.
Lo trataron como una persona tonta que no podía entender nada complejo.
C2 verb /swɪl/

swill

beber codiciosamente
Meaning
to drink something greedily or in large amounts
Example
He swilled down the beer in seconds.
Él bebió la cerveza en segundos.
C2 noun /ˈsuːpsɒ̃/

soupcon

una pequeña cantidad
Meaning
a very small quantity of something; a trace
Example
She added just a soupcon of spice to the dish.
Ella añadió solo una pequeña cantidad de especia al plato.
C2 verb /ˈstʌltɪfaɪ/

stultify

hacer parecer tonto o dificultar la efectividad y el entusiasmo
Meaning
to make someone or something appear foolish, or to hinder effectiveness and enthusiasm
Example
The repetitive tasks seemed to stultify the workers' creativity.
Las tareas repetitivas parecían atontar la creatividad de los trabajadores.
C2 adjective /ˈsɒmnələnt/

somnolent

somnoliento
Meaning
Sleepy or drowsy; causing a desire to sleep.
Example
The somnolent lecture made half the class fall asleep.
La conferencia somnolienta hizo que la mitad de la clase se quedara dormida.
C2 noun /sɪˈkwiːlə/

sequela

secuela
Meaning
A condition that is the consequence of a previous disease or injury.
Example
Lung scarring can be a sequela of severe pneumonia.
Las cicatrices en los pulmones pueden ser una secuela de una neumonía grave.
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 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 /sɪˈlæbɪk/

syllabic

silábico
Meaning
Relating to or based on syllables.
Example
The teacher explained the syllabic structure of the word.
El maestro explicó la estructura silábica de la palabra.
C2 adjective /ˈsiːmli/

seemly

apropiado
Meaning
proper or appropriate in behavior or appearance
Example
It was not seemly to argue loudly during the ceremony.
No era apropiado discutir en voz alta durante la ceremonia.
C2 adjective /ˈsæŋɡwɪˌnɛri/

sanguinary

sangriento
Meaning
Involving or causing much bloodshed; bloodthirsty.
Example
The battle was one of the most sanguinary conflicts of the war.
La batalla fue uno de los conflictos más sangrientos de la guerra.
C2 noun /ˈskɪz.əm/ or /ˈsɪz.əm/

schism

felicidad
Meaning
A division or split between strongly opposed parties, often in religion or organizations.
Example
The schism in the church led to the formation of two separate groups.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 verb /sɪˈkwɛstreɪt/

sequestrate

confiscar
Meaning
To take legal possession of assets until a debt is paid or disputes are resolved.
Example
The court decided to sequestrate the company's property.
El tribunal decidió confiscar la propiedad de la empresa.
C2 noun /ˈskɪnˌflɪnt/

skinflint

tacaño
Meaning
a person who spends as little money as possible; a miser
Example
The landlord was such a skinflint that he never repaired anything.
El dueño era tan tacaño que nunca reparaba nada.
C2 adjective /ˈsfɪŋks laɪk/

sphinx-like

misterioso
Meaning
Mysterious, enigmatic, or difficult to interpret
Example
Her sphinx-like smile made it hard to guess what she was thinking.
Su sonrisa de esfinge hacía que fuera difícil adivinar lo que estaba pensando.
C2 noun /skriːd/

screed

escrito largo y tedioso
Meaning
a long, tedious piece of writing or speech; also a layer of material like cement spread on a surface
Example
He delivered a long screed against corruption.
Él entregó un largo escrito contra la corrupción.
C2 noun /staɪn/

stein

taza de cerveza
Meaning
A large beer mug, typically made of glass or stoneware.
Example
He raised his stein to toast his friends.
Él levantó su stein para brindar por sus amigos.
C2 noun /ˈsɪŋkrəˌnɪzəm/

synchronism

sincronización
Meaning
The simultaneous occurrence of events or actions.
Example
The synchronism of the dancers' movements amazed the audience.
La sincronización de los movimientos de los bailarines sorprendió al público.
C2 adjective /səˈɡeɪ.ʃəs/

sagacious

sabio
Meaning
Having or showing keen mental discernment and good judgment; wise.
Example
His sagacious leadership saved the company from failure.
Su sabio liderazgo salvó a la empresa del fracaso.
C2 noun /ˈsælvər/

salver

bandeja de plata
Meaning
A tray, typically made of silver, used for serving food or drinks.
Example
The butler brought in the tea on a silver salver.
El mayordomo trajo el té en una bandeja de plata.
C2 noun /ˌself əˈbeɪs.mənt/

self-abasement

automenos
Meaning
The act of belittling or humiliating oneself.
Example
His constant self-abasement made others uncomfortable.
Su constante automenos lo hacía sentir incómodo frente a los demás.
C2 noun /sɑːrˈkɒfəɡəs/

sarcophagus

ataúd de piedra
Meaning
A stone coffin, often decorated, used in ancient times.
Example
The museum displayed a beautifully carved sarcophagus from ancient Egypt.
El museo exhibió un ataúd de piedra bellamente tallado de la antigua Egipto.
C2 noun /ˈstætɪks/

statics

estática
Meaning
The branch of mechanics dealing with bodies at rest and forces in equilibrium.
Example
She is studying statics as part of her engineering course.
Ella está estudiando estática como parte de su curso de ingeniería.
C2 noun /ˈsɪʒ.ən/

scission

cisión
Meaning
the act of cutting or dividing something
Example
The political party suffered a scission over ideological disputes.
El partido político sufrió una cisión debido a disputas ideológicas.
C2 noun /ˈʃɪbəˌlɛθ/

shibboleth

expresión o creencia distintiva de un grupo particular
Meaning
A custom, phrase, or belief distinguishing a particular group of people, often used to identify outsiders.
Example
The phrase became a political shibboleth during the campaign.
La frase se convirtió en un shibboleth político durante la campaña.
C2 noun /ˈseɪ.ɡoʊ/

Sago

sago
Meaning
starchy foodstuff obtained from the pith of various tropical palm stems
Example
She prepared sago pudding for dessert.
Ella preparó pudín de sago para el postre.
C2 noun /ˈsɪlvər kɑrp/

Silver carp

carpa plateada
Meaning
a large freshwater fish with silvery scales, commonly farmed for food
Example
Silver carp is widely cultivated in fish farms across Asia.
La carpa plateada se cultiva ampliamente en las granjas de peces de Asia.
C2 verb /səˈfjuːz/

suffuse

difundir
Meaning
to gradually spread through or over something
Example
A warm glow suffused her face as she smiled.
Un resplandor cálido se difundió por su rostro mientras ella sonreía.
C2 noun /səbˈmɜːrʒən/

submersion

inmersión
Meaning
the state of being under water
Example
The submersion of the fields lasted for several days after the heavy rain.
La inmersión de los campos duró varios días después de la lluvia fuerte.
C2 noun /ˌsuːpərɪnˈtɛndəns/

superintendence

supervisión
Meaning
the act of overseeing, supervising, or managing
Example
The superintendence of the school is the principal’s duty.
La supervisión de la escuela es deber del director.
C2 adjective /ˈspaɪnəs/

spinous

espinoso
Meaning
Having spines or thorn-like projections
Example
The spinous cactus was difficult to handle without gloves.
El cactus espinoso era difícil de manejar sin guantes.
C2 noun /ˈsʌbtrəˌhɛnd/

subtrahend

minuendo
Meaning
a number that is to be subtracted from another number
Example
In the equation 10 - 4, the number 4 is the subtrahend.
En la ecuación 10 - 4, el número 4 es el minuendo.
C2 noun /ˈsaɪ.ə.lɪz.əm/

sciolism

pretensión de conocimiento superficial
Meaning
pretentious show of superficial knowledge
Example
His speech was full of sciolism, impressing no one.
Su discurso estaba lleno de sciolismo, sin impresionar a nadie.
C2 adjective /ˌsuːpərˈnuːmərɛri/

supernumerary

suplementario
Meaning
Exceeding the usual number; extra or unnecessary.
Example
The play included several supernumerary actors to fill the background scenes.
La obra incluyó varios actores suplementarios para llenar las escenas de fondo.
C2 noun /ˈspuːnərɪzəm/

spoonerism

espúnarismo
Meaning
A verbal error in which the initial sounds of words are swapped to create a humorous effect.
Example
He made a spoonerism by saying 'queer old dean' instead of 'dear old queen'.
Hizo un espúnarismo al decir 'querido viejo dean' en lugar de 'querida vieja reina'.
C2 noun /ˌsɪmjʊˈleɪkrəm/

simulacrum

simulacro
Meaning
an image or representation of someone or something; a superficial likeness
Example
The statue was only a simulacrum of the ancient god.
La estatua era solo un simulacro del dios antiguo.
C2 adjective /ˈsed.j ə.l ə s/

Sedulous

diligente; aplicado;
Meaning
showing dedication and diligence; persistent and careful in work
Example
She was sedulous in her research, spending hours in the library every day.
Ella fue diligente en su investigación, pasando horas en la biblioteca todos los días.
C2 adjective /ˈsɪbɪlaɪn/

sibylline

sibila
Meaning
Prophetic, mysterious, or cryptic in meaning.
Example
The old woman gave a sibylline warning about the future.
La anciana dio una advertencia sibila sobre el futuro.
C2 adjective /ˈspiːʃəs/

specious

falaz
Meaning
Superficially plausible but actually false; misleading in appearance.
Example
The politician’s argument was specious, sounding convincing but lacking real evidence.
El argumento del político era falaz, sonaba convincente pero carecía de pruebas reales.
C2 verb /ˈsnʌfəl/

snuffle

respirar ruidosamente por la nariz
Meaning
to breathe noisily through the nose, often because of crying or a cold
Example
The child began to snuffle after crying for a long time.
El niño comenzó a respirar ruidosamente por la nariz después de llorar durante mucho tiempo.
C2 adjective /sɪˈkweɪʃəs/

sequacious

seguidor ciego
Meaning
Lacking independence of thought; blindly following.
Example
The sequacious students never questioned their teacher's opinions.
Los estudiantes sequacios nunca cuestionaron las opiniones de su maestro.
C2 adjective /səˈdʒɛstəbəl/

suggestible

sugestionable
Meaning
easily influenced by the suggestions of others
Example
Children are highly suggestible and may believe what they are told.
Los niños son altamente sugestionables y pueden creer lo que se les dice.
C2 noun /ˈsælvoʊ/

salvo

salva
Meaning
A simultaneous discharge of guns or release of bombs; a sudden outburst of cheers or applause.
Example
The soldiers fired a salvo to honor the fallen general.
Los soldados dispararon una salva para honrar al general caído.