spherometer
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C2 noun /sfɪˈrɒmɪtər/

spherometer

esferómetro
Meaning
An instrument used for measuring the curvature of spherical surfaces.
Example
The scientist used a spherometer to measure the lens curvature.
El científico usó un esferómetro para medir la curvatura de la lente.
B2 adjective /ˈstaɪ.lɪʃ/

Stylish

elegante y atractivo; que tiene distinción o buen gusto en su apariencia
Meaning
fashionable and attractive; having elegance or taste in appearance
Example
She wore a stylish dress to the party.
Ella llevó un vestido elegante a la fiesta.
A1 noun ˈstjuː.dənt

student

estudiante
Meaning
A person who is studying at a school or university.
Example
Students participated actively in the protests.
Los estudiantes participaron activamente en las protestas.
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 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.
C1 verb /səbˈmɜːrdʒ/

submerge

sumergir
Meaning
to put under water or cover with liquid
Example
The floodwaters threatened to submerge the village.
Las aguas de la inundación amenazaron con sumergir el pueblo.
B1 noun/adjective /ˈstændɪŋ/

standing

posición / prestigio
Meaning
status, reputation, or position; also the act of being upright on the feet
Example
He has high standing in the community for his charity work.
Tiene un alto prestigio en la comunidad por su trabajo de caridad.
A2 noun /ˈsɪl.vər/

Silver

plata
Meaning
a shiny white precious metal used for making jewelry and ornaments
Example
The silver ring sparkled in the sunlight.
El anillo de plata brillaba bajo la luz del sol.
B2 verb /ʃɛd/

shed

dejar caer
Meaning
to let something fall off naturally, such as leaves, hair, or tears
Example
Trees shed their leaves in autumn.
Los árboles dejan caer sus hojas en otoño.
C1 adjective sɪˈmæn.tɪk

semantic

relacionado con el significado en el lenguaje
Meaning
Related to meaning in language; concerning the interpretation of words and sentences.
Example
AI models use semantic analysis to understand context.
Los modelos de IA utilizan análisis semántico para entender el contexto.
B2 verb /ʃrɪŋk/

shrink

encoger
Meaning
to become smaller in size; to draw back in fear
Example
The sweater shrank after washing in hot water.
El suéter se encogió después de lavar en agua caliente.
B1 noun /ˈskwɪr.əl/

Squirrel

ardilla
Meaning
a small agile tree-dwelling rodent with a long bushy tail
Example
The squirrel gathered nuts for winter.
La ardilla recogió nueces para el invierno.
B2 adjective /ˈsteɪʃəˌneri/

stationary

estático
Meaning
Not moving or not intended to be moved.
Example
The car remained stationary at the red light.
El coche permaneció estacionario en el semáforo rojo.
B1 verb /stæmp/

stamp

estampar / pisotear
Meaning
To bring down (one's foot) heavily on the ground; to imprint a mark or seal.
Example
She stamped her foot in frustration.
Ella estampó su pie por frustración.
A2 noun /siːd/

seed

semilla
Meaning
the small, hard part of a plant from which a new plant can grow
Example
I planted a seed in the garden.
Plante una semilla en el jardín.
C1 noun /ˈsɛvərəns/

severance

indemnización por despido
Meaning
the act of ending something, especially a relationship or employment; compensation paid upon termination
Example
The company offered him severance pay after his job ended.
La empresa le ofreció indemnización por despido después de que terminó su empleo.
A2 noun /spuːn/

Spoon

cuchara
Meaning
an implement consisting of a small, shallow bowl on a long handle, used for eating, stirring, and serving food
Example
He used a spoon to eat his soup.
Él usó una cuchara para comer su sopa.
B1 noun/verb /skeɪl/

scale

escala / aumentar el tamaño
Meaning
A system of ordered marks used for measurement; also means to climb or to adjust in size.
Example
The company plans to scale its operations globally.
La empresa planea escalar sus operaciones globalmente.
B2 noun/verb /stʌnt/

stunt

truco, hazaña, obstaculizar el crecimiento
Meaning
a daring or unusual action performed for entertainment or publicity; to hinder growth or development
Example
The actor performed a dangerous stunt in the movie.
El actor realizó un stunt peligroso en la película.
B2 noun /ˈsɛnsər/

sensor

felicidad
Meaning
a device that detects or measures a physical property and records, indicates, or responds to it
Example
The motion sensor turned on the light automatically.
Ella no pudo esconder su felicidad cuando recibió el premio.
B2 adjective /ˈsoʊ.vi.ət/

soviet

soviético
Meaning
relating to the Soviet Union or its government
Example
The Soviet era saw significant changes in Eastern Europe.
La era soviética vio cambios significativos en Europa del Este.
B2 noun/verb /skræp/

scrap

pedazo / descartar
Meaning
A small piece of something; to discard or get rid of something.
Example
He used a scrap of paper to jot down the number.
Usó un trozo de papel para anotar el número.
C1 noun /stɛlθ/

stealth

sigilo, moverse en secreto
Meaning
The act of moving, doing, or achieving something quietly and secretly.
Example
The cat moved with stealth towards its prey.
El gato se movió sigilosamente hacia su presa.
B2 verb /ˈʃætər/

shatter

romper
Meaning
To break suddenly into many small pieces.
Example
The glass will shatter if you drop it.
El vidrio se romperá si lo dejas caer.
B2 noun speɪs ɪksplɔːˈreɪʃən

space exploration

exploración espacial
Meaning
The investigation of outer space by means of manned and unmanned spacecraft.
Example
Space exploration has expanded our knowledge of the universe.
La exploración espacial ha ampliado nuestro conocimiento del universo.
C1 adjective /səˈnɔːrəs/

sonorous

sonido profundo
Meaning
Deep, full, and rich in sound.
Example
The actor's sonorous voice filled the entire theater.
La voz sonorosa del actor llenó todo el teatro.
C1 noun /ˈspaɪər/

spire

aguja
Meaning
a tall, pointed structure on top of a building, especially a church
Example
The church spire could be seen from miles away.
La aguja de la iglesia se podía ver desde kilómetros de distancia.
A2 adjective /ˈʃaɪ.ni/

Shiny

brillante; reluciente;
Meaning
reflecting light; bright and polished; glossy
Example
The shiny new car caught everyone's attention.
El coche nuevo brillante llamó la atención de todos.
C1 noun /stɑːr fruːts/

Star Fruits

frutas estrella
Meaning
yellow tropical fruits that form a star shape when sliced crosswise; tangy and crisp taste
Example
When you slice star fruits, they look like beautiful yellow stars on your plate.
Cuando cortas las frutas estrella, se ven como hermosas estrellas amarillas en tu plato.
C1 adjective /ˈstraɪ.dənt/

strident

estridente, ruidoso
Meaning
loud and harsh; presenting a point of view in a forceful way
Example
His strident voice made the debate uncomfortable.
Su voz estridente hizo que el debate fuera incómodo.
C1 adjective /ˈsɛnʃənt/

sentient

sensible
Meaning
Able to perceive or feel things.
Example
Humans are sentient beings capable of reasoning.
Los humanos son seres sentientes capaces de razonar.
C1 noun /ʃeɪl/

shale

pizarra
Meaning
a fine-grained sedimentary rock that can be split into thin layers
Example
The region is rich in shale and natural gas deposits.
La región es rica en pizarra y depósitos de gas natural.
C2 noun /ˈspɛndˌθrɪft/

spendthrift

derrochador
Meaning
A person who spends money extravagantly or wastefully.
Example
The young prince was known as a spendthrift, wasting his fortune on lavish parties.
El joven príncipe era conocido como un derrochador, desperdiciando su fortuna en fiestas lujosas.
C1 adjective /skəˈlæstɪk/

scholastic

escolar
Meaning
Relating to schools, education, or academic learning.
Example
The school organizes scholastic competitions every year.
La escuela organiza competencias escolares cada año.
B2 adjective /ˌsɪstəˈmætɪk/

systematic

sistemático
Meaning
Done or acting according to a fixed plan or system; methodical.
Example
The company took a systematic approach to solving the issue.
La empresa adoptó un enfoque sistemático para resolver el problema.
C1 verb /sɪˈkluːd/

seclude

aislar
Meaning
To keep someone away from other people; to isolate.
Example
The monk chose to seclude himself in the mountains.
El monje eligió aislarse en las montañas.
B1 adjective /ˈsuːtəbl/

suitable

adecuado
Meaning
appropriate or right for a particular person, purpose, or situation
Example
This dress is suitable for the wedding.
Este vestido es adecuado para la boda.
B1 verb /ˈstɒpɪŋ/

stopping

detener
Meaning
Coming to a halt or pause.
Example
The ship is stopping at the Falkland Islands.
El barco está deteniéndose en las Islas Malvinas.
A2 adjective /ˈsʌdən/

Sudden

repentino; abrupto; inesperado;
Meaning
happening or done quickly and unexpectedly; abrupt
Example
There was a sudden change in the weather.
Hubo un cambio repentino en el clima.
B2 noun /sɪmˈplɪsɪti/

Simplicity

simplicidad; claridad
Meaning
the quality of being simple; lack of complexity or intricacy
Example
The beauty of the design lies in its simplicity.
La belleza del diseño radica en su simplicidad.
C1 adjective /səbˈvɜːrsɪv/

subversive

subversivo
Meaning
seeking or intended to undermine or overthrow an established system or authority
Example
The group was banned for its subversive activities.
El grupo fue prohibido por sus actividades subversivas.
B2 adjective /ˈsiː.z ə n.əl/

Seasonal

estacional
Meaning
relating to or occurring in a particular season; changing according to the seasons
Example
Many businesses hire seasonal workers during the holidays.
Muchas empresas contratan trabajadores estacionales durante las vacaciones.
C1 noun /ˈsɜːr.vɪ.tuːd/

Servitude

servidumbre
Meaning
the state of being a slave or completely subject to someone more powerful
Example
Many people fought to escape the servitude imposed by the colonial system.
Muchas personas lucharon por escapar de la servidumbre impuesta por el sistema colonial.
B2 noun /səbˈskraɪbər/

subscriber

suscriptor
Meaning
a person who receives or subscribes to a service, magazine, or service
Example
She is a subscriber to the monthly magazine.
Ella es suscriptora de la revista mensual.
C1 noun /ˈsɔːrsəri/

sorcery

hechicería
Meaning
the use of magical powers, especially through spells and enchantments
Example
The villagers believed the illness was caused by sorcery.
Los aldeanos creían que la enfermedad fue causada por hechicería.
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.
B2 adjective /səkˈsɛsɪv/

Successive

sucesivo; consecutivo
Meaning
following one after the other in order; consecutive
Example
The team won three successive matches.
El equipo ganó tres partidos consecutivos.
A2 adverb /ˈsʌd.ən.li/

Suddenly

de repente
Meaning
quickly and without warning; unexpectedly
Example
The car suddenly stopped in the middle of the road.
El coche se detuvo de repente en medio de la carretera.
C2 verb /ˈsʌplɪˌkeɪt/

supplicate

suplicar
Meaning
To ask for something earnestly or humbly, often in a religious context.
Example
The villagers supplicated the gods for rain during the drought.
Los aldeanos suplicaron a los dioses por lluvia durante la sequía.
B1 noun /swiːt pəˈteɪtoʊ/

Sweet potato

batata dulce
Meaning
A root vegetable with sweet flesh, typically orange or purple in color
Example
Roasted sweet potato makes a healthy and delicious side dish.
La batata asada hace un acompañante saludable y delicioso.
B2 noun /slʌm/

Slum

barrio pobre
Meaning
a poor urban area with substandard housing and squalid conditions
Example
The government is working to improve conditions in the slum.
El gobierno está trabajando para mejorar las condiciones en el barrio pobre.
B2 noun /spekˈteɪtər/

Spectator

espectador
Meaning
a person who watches at a show, game, or other event; an observer
Example
The stadium was filled with excited spectators.
El estadio estaba lleno de espectadores emocionados.
C2 adjective /ˈstraɪ.eɪ.tɪd/

striated

estriado
Meaning
marked with thin lines, grooves, or stripes
Example
The muscle fibers appeared striated under the microscope.
Las fibras musculares aparecieron estriadas bajo el microscopio.
B1 verb /siːl/

seal

sellar, cerrar
Meaning
to close or secure something tightly or officially confirm something
Example
He sealed the envelope before sending the letter.
Él selló el sobre antes de enviar la carta.
C1 noun səˌfɪs.tɪˈkeɪ.ʃən

sophistication

nivel alto de complejidad o refinamiento
Meaning
High level of complexity or refinement.
Example
The sophistication of modern AI technology is remarkable.
La sofisticación de la tecnología moderna de IA es notable.
B2 adjective /ˈʃɔːrt ˌtempərd/

Short-tempered

irritable; fácilmente enfadado
Meaning
quick to lose one's temper; easily angered
Example
She became short-tempered when the traffic made her late for the meeting.
Ella se volvió irritable cuando el tráfico la hizo llegar tarde a la reunión.
B1 noun /ˈsæm.pəl/

Sample

muestra
Meaning
a small part taken as an example of the whole; a specimen
Example
The doctor took a blood sample for testing.
El doctor tomó una muestra de sangre para la prueba.
C2 adjective /ˌsʌb.əˈkwɒt.ɪk/

subaquatic

subacuático
Meaning
Existing, living, or located under water.
Example
Divers explored the subaquatic cave system filled with rare fish.
Los buzos exploraron el sistema de cavernas subacuáticas llenas de peces raros.
B2 noun /stəˈtɪstɪks/

statistics

estadísticas
Meaning
the practice or science of collecting and analyzing numerical data
Example
The statistics showed an increase in the number of users last year.
Las estadísticas mostraron un aumento en el número de usuarios el año pasado.
A1 verb /seɪv/

save

salvar, ahorrar
Meaning
to rescue from danger; to keep for future use
Example
It's important to save money for emergencies.
Es importante ahorrar dinero para emergencias.
A2 adjective /streɪt/

Straight

recto; directo; honesto;
Meaning
extending or moving uniformly in one direction; not curved or bent; honest
Example
Draw a straight line from point A to point B.
Dibuja una línea recta desde el punto A hasta el punto B.
A2 adjective /ˈspænɪʃ/

spanish

español
Meaning
relating to Spain or the Spanish language
Example
She is fluent in Spanish and French.
Ella es fluida en español y francés.
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.
B1 verb /sɪˈlekt/

select

seleccionar
Meaning
to choose from a number of alternatives; to pick out
Example
Please select your favorite color.
Por favor, selecciona tu color favorito.
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.
B2 noun/verb /swɑːmp/

swamp

pantano
Meaning
An area of low-lying, uncultivated ground where water collects; a bog or marsh.
Example
The village was built near a swamp.
El pueblo fue construido cerca de un pantano.
B1 noun /ˈspɪn.ɪtʃ/

Spinach

espinaca
Meaning
a vegetable with large dark green leaves that are eaten cooked or uncooked
Example
Fresh spinach is very nutritious.
La espinaca fresca es muy nutritiva.
C1 verb /ˈsɔːntər/

saunter

caminar despacio
Meaning
to walk in a slow, relaxed manner without hurry or effort
Example
We sauntered along the riverside, stopping now and then to watch the boats.
Caminamos lentamente por la orilla del río, deteniéndonos de vez en cuando para observar los botes.
B2 adverb /ˈsiː.mɪŋ.li/

seemingly

aparentemente, aparentemente tranquilo
Meaning
appearing to be true, but not necessarily so
Example
He was seemingly calm despite the chaos around him.
Él estaba aparentemente tranquilo a pesar del caos a su alrededor.
C2 verb /ˈskærɪfaɪ/

scarify

escarificar
Meaning
to make shallow cuts or scratches; to loosen the surface of soil
Example
The farmer scarified the soil before planting seeds.
El agricultor escarificó el suelo antes de sembrar las semillas.
C1 noun /ˌsɛnsɪtaɪˈzeɪʃən/

sensitization

sensibilización
Meaning
The process of becoming sensitive to a substance, situation, or influence.
Example
The doctor warned about the sensitization caused by repeated exposure to chemicals.
El doctor advirtió sobre la sensibilización causada por la exposición repetida a productos químicos.
C1 noun /səˈlaɪ.və/

Saliva

saliva
Meaning
the watery liquid secreted into the mouth by glands
Example
The dentist asked her to rinse the saliva from her mouth.
El dentista le pidió que enjuagara la saliva de su boca.
B2 verb /skwɒʃ/

squash

aplastar
Meaning
to crush or squeeze something with force so that it becomes flat or broken
Example
She accidentally squashed the bug with her shoe.
Ella accidentalmente aplastó el insecto con su zapato.
B2 adjective səˈsteɪ.nə.bəl

sustainable

sostenible
Meaning
Able to be maintained at a certain rate or level; conserving an ecological balance.
Example
Sustainable practices mitigate environmental impact.
Las prácticas sostenibles mitigan el impacto ambiental.
C1 noun /ˈsʌnˌdaʊn/

sundown

puesta de sol
Meaning
the time in the evening when the sun goes below the horizon
Example
We planned to reach the village before sundown.
Planeamos llegar al pueblo antes de la puesta de sol.
C1 verb /ˈsaɪdˌtræk/

sidetrack

desviar
Meaning
To distract from the main subject or activity.
Example
She was sidetracked by an unexpected phone call.
Ella se desvió por una llamada telefónica inesperada.
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.
C1 noun səˈsteɪnəbəl ænd kəˈlæbərətɪv əˈproʊtʃ

sustainable and collaborative approach

enfoque sostenible y colaborativo
Meaning
A method of working together that can be maintained over time without depleting resources or causing harm.
Example
A sustainable and collaborative approach is crucial for solving environmental problems.
Un enfoque sostenible y colaborativo es crucial para resolver los problemas ambientales.
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.
C1 noun /ˈsæf.rən/

Saffron

azafrán
Meaning
a deep yellow-orange color; an expensive spice derived from crocus flowers
Example
The saffron fabric looked beautiful in the sunlight.
La tela de azafrán se veía hermosa a la luz del sol.
B2 verb, noun, adjective /streɪ/

stray

perderse
Meaning
to move away from the correct path or go off course; a person or animal that has wandered off; something that is not where it belongs
Example
The dog strayed from the yard and got lost.
El perro se desvió del jardín y se perdió.
B2 noun /ˈsɪnˌdroʊm/

syndrome

síndrome
Meaning
a group of symptoms that occur together and characterize a condition or disease
Example
Down syndrome affects a person's physical and mental development.
El síndrome de Down afecta el desarrollo físico y mental de una persona.
B2 adjective /ˈsɛksi/

sexy

atractivo
Meaning
sexually attractive or exciting
Example
She wore a sexy red dress to the party.
Ella llevaba un vestido rojo atractivo en la fiesta.
C1 noun/verb /skɜːrdʒ/

scourge

maldición / flagelo
Meaning
A source of great pain or punishment; to whip or inflict suffering on someone.
Example
Disease and poverty remain a scourge in many regions.
La enfermedad y la pobreza siguen siendo una maldición en muchas regiones.
B2 adjective /ˈstuː.di.əs/

Studious

estudioso; dedicado al aprendizaje
Meaning
characterized by diligent study; devoted to learning
Example
She is a studious student who spends hours in the library.
Ella es una estudiante estudiosa que pasa horas en la biblioteca.
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.
A2 adjective /sɪk/

Sick

enfermo; con náuseas; mal
Meaning
unwell; having a disease or illness; feeling nauseous
Example
She stayed home from work because she was feeling sick.
Ella se quedó en casa del trabajo porque se sentía mal.
B2 noun /ˈswiː.pər/

Sweeper

barrendero
Meaning
a person whose job is to clean floors and streets by sweeping
Example
The sweeper cleaned the school corridor every morning.
El barrendero limpiaba el pasillo de la escuela todas las mañanas.
B1 adjective /ˌstreɪt ˈfɔːr.wərd/

Straight forward

honesto y claro; no complicado; fácil de entender
Meaning
honest and open; not complicated; easy to understand
Example
His explanation was very straightforward and easy to follow.
Su explicación fue muy clara y fácil de seguir.
B2 noun /ˈʃəʊ.keɪs/

showcase

vitrina, exhibir algo de manera atractiva o favorable
Meaning
A display case or exhibition; to present something in an attractive or favorable way.
Example
The exhibition showcased the artist's best works.
La exposición mostró las mejores obras del artista.
B2 noun /ˈsɜːr.plʌs/

surplus

superávit
Meaning
An amount that is more than what is needed.
Example
The country has a surplus of food this year.
Este año el país tiene un superávit de alimentos.
C1 noun /ˈsɜːrəɡət/

surrogate

sustituto
Meaning
A substitute, especially a person deputizing for another in a specific role or office.
Example
The surrogate mother gave birth to the child after carrying it for nine months.
La madre sustituta dio a luz al niño tras llevarlo durante nueve meses.
C1 adjective /ˈspaɪni/

spiny

espinoso
Meaning
covered with or full of spines; having sharp points
Example
The spiny cactus stood tall in the desert.
El cactus espinoso se alzaba alto en el desierto.
A2 adjective /ˈstuː.pɪd/

Stupid

tonto; estúpido; necio
Meaning
lacking intelligence or common sense; foolish
Example
It was stupid of me to forget my umbrella on a rainy day.
Fue tonto de mi parte olvidar mi sombrilla en un día lluvioso.
C1 noun /ˈsiːskeɪp/

seascape

paisaje marino
Meaning
A view or painting of the sea.
Example
The artist painted a beautiful seascape at sunset.
El artista pintó un hermoso paisaje marino al atardecer.
C2 adjective /ˈsɪŋkəˌpeɪtɪd/

syncopated

sincopado
Meaning
Characterized by displaced beats or rhythms, especially in music.
Example
The jazz piece had a syncopated rhythm that energized the crowd.
La pieza de jazz tenía un ritmo sincopado que energizó a la multitud.
B2 noun /ˈspɛk.tə.kəl/

spectacle

espectáculo
Meaning
An impressive display or performance for viewers.
Example
The fireworks created a breathtaking spectacle in the night sky.
Los fuegos artificiales crearon un espectáculo impresionante en el cielo nocturno.
B1 noun /ˈslɪpər/

Slipper

pantufla
Meaning
light, comfortable shoe without a back, worn indoors
Example
She put on her slippers before walking around the house.
Ella se puso sus pantuflas antes de caminar por la casa.
B2 noun /ˌsuːpərɪnˈtɛndənt/

superintendent

superintendente
Meaning
a person who oversees, manages, or directs an organization, building, or project
Example
The superintendent visited the classrooms to check on progress.
El superintendente visitó las aulas para revisar el progreso.
A2 noun /ˈswɛtər/

sweater

suéter
Meaning
a warm knitted piece of clothing worn on the upper body
Example
She wore a red sweater to keep warm in the cold weather.
Ella llevó un suéter rojo para mantenerse abrigada en el clima frío.
A1 verb /smaɪl/

smile

sonrisa
Meaning
to express happiness or friendliness by turning the corners of the mouth upwards
Example
She smiled when she saw the gift.
Ella sonrió cuando vio el regalo.
B2 noun /ˌspɛsɪfɪˈkeɪʃən/

specification

especificación
Meaning
a detailed description or assessment of something
Example
The product specification includes all the necessary details.
La especificación del producto incluye todos los detalles necesarios.
C1 noun /ˈstoʊəˌweɪ/

stowaway

polizón
Meaning
A person who hides on a ship, plane, or other vehicle in order to travel secretly without paying.
Example
The crew discovered a stowaway hiding in the cargo hold.
La tripulación descubrió un polizón escondido en el compartimento de carga.
B1 verb /ˈsʌfər/

suffer

sufrir
Meaning
to experience pain, distress, or hardship
Example
She suffered from a severe headache all day.
Ella sufrió de un fuerte dolor de cabeza todo el día.
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.
B2 noun ˈsoʊʃəl rɪˌspɒnsəˈbɪləti

social responsibility

responsabilidad social
Meaning
The duty to act in ways that benefit society as a whole.
Example
Social responsibility should be part of the education curriculum.
La responsabilidad social debe ser parte del currículo educativo.
C1 verb /ˈstaɪfəld/

stifled

sofocar
Meaning
to suppress, hold back, or prevent something from happening
Example
He stifled a laugh during the serious meeting.
Él sofocó una risa durante la reunión seria.
C1 adjective /ˈspɛktrəl/

spectral

espectral
Meaning
Relating to a ghost or specter; ghostly. Also relating to a spectrum.
Example
The old mansion had a spectral atmosphere at night.
La vieja mansión tenía una atmósfera espectral por la noche.
C1 noun /sɪˈdʌk.ʃən/

Seduction

seducción; tentación
Meaning
the action of seducing someone; temptation to do something wrong
Example
He fell victim to the seduction of easy money.
Cayó víctima de la seducción del dinero fácil.
C1 adjective /ˈstʌm.pi/

Stumpy

bajo y grueso
Meaning
short and thick; having a short, thick appearance
Example
The stumpy little dog wagged its tail enthusiastically.
El perrito bajo y grueso movió su cola con entusiasmo.
B2 noun ˌsensɪˈtɪvɪti

sensitivity

sensibilidad
Meaning
The quality or condition of being sensitive; responsiveness to stimuli.
Example
Bose proved plant sensitivity through experiments.
Bose demostró la sensibilidad de las plantas a través de experimentos.
C1 noun /sleɪ/

sleigh

trineo
Meaning
A vehicle pulled by horses or reindeer over snow or ice.
Example
Children were excited to ride in the sleigh through the snowy village.
Los niños estaban emocionados de montar en el trineo por el pueblo nevado.
C2 adjective /ˌsuːdəˈrɪfɪk/

sudorific

sudorífico
Meaning
causing or increasing sweating
Example
The doctor prescribed a sudorific drug to help reduce the fever.
El doctor recetó un medicamento sudorífico para reducir la fiebre.
C1 noun, adjective, verb /səˈbɔːrdənət/ (noun/adjective), /səˈbɔːrdəˌneɪt/ (verb)

subordinate

subordinado
Meaning
lower in rank or position; to treat as less important
Example
He manages ten subordinates in his department.
Él gestiona diez subordinados en su departamento.
B2 noun /swɪŋ/

Swing

columpio
Meaning
move or cause to move back and forth or from side to side while suspended or on an axis
Example
The children love to swing in the park.
A los niños les encanta balancearse en el parque.
B2 noun /strɪp/

Strip

una tira larga y estrecha de tela, papel, plástico u otro material
Meaning
a long narrow piece of cloth, paper, plastic, or other material
Example
She tore a strip of paper from the notebook.
Ella arrancó una tira de papel del cuaderno.
B2 adjective /ˈstraɪkɪŋ/

striking

impactante
Meaning
very noticeable or impressive in appearance or effect
Example
Her striking beauty caught everyone's attention.
Su belleza impactante atrajo la atención de todos.
A2 noun səkˈsɛs

success

éxito
Meaning
The accomplishment of an aim or purpose; the attainment of popularity or profit
Example
Success requires focus and determination.
El éxito requiere enfoque y determinación.
C2 adjective /ˈswɔːrði/

swarthy

moreno
Meaning
Having a dark complexion or skin tone.
Example
The sailor had a swarthy face from years under the sun.
El marinero tenía la cara morena después de años bajo el sol.
B2 adjective /sɪmˈbɒlɪk/

symbolic

simbólico
Meaning
serving as a symbol or representing something else
Example
The dove is symbolic of peace and freedom.
La paloma es simbólica de la paz y la libertad.
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.