supply
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B1 noun səˈplaɪ

supply

suministro. provisión.
Meaning
A stock or amount of something supplied or available for use.
Example
Supply chains ensure resource availability.
Las cadenas de suministro aseguran la disponibilidad de recursos.
B2 noun /ˈsmɑːrt.nəs/

Smartness

inteligencia; astucia; apariencia ordenada y moderna
Meaning
intelligence; cleverness; neat and fashionable appearance
Example
Her smartness in solving problems impressed everyone.
Su inteligencia al resolver problemas impresionó a todos.
C1 noun /stɛntʃ/

stench

hedor
Meaning
A very strong and unpleasant smell.
Example
The stench of garbage filled the alley.
El hedor de la basura llenó el callejón.
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.
C1 adjective /ˈsʌbstəntɪv/

substantive

importante
Meaning
Having a firm basis in reality; important, meaningful, or considerable.
Example
The company made substantive changes to its policy.
La compañía hizo cambios importantes en su política.
A2 noun /skɪl/

skill

habilidad
Meaning
the ability to do something well through training or experience
Example
Her skill in painting impressed everyone.
Su habilidad en la pintura impresionó a todos.
C2 adjective /ˈslʌvənli/

slovenly

desordenado
Meaning
Untidy or careless in appearance, habits, or work.
Example
His slovenly appearance made a bad impression at the interview.
Su apariencia desordenada causó una mala impresión en la entrevista.
A1 modal verb /ʃʊd/

should

debería
Meaning
used to indicate obligation or duty
Example
You should study for your exams.
Deberías estudiar para tus exámenes.
B2 verb /skoʊld/

scold

regañar
Meaning
to criticize angrily; to rebuke
Example
The teacher scolded the students for being late.
La maestra regañó a los estudiantes por llegar tarde.
C1 verb /ˈstɪɡmətaɪz/

stigmatize

estigmatizar
Meaning
to describe or regard someone as worthy of disgrace or disapproval
Example
People with certain illnesses are often unfairly stigmatized.
Las personas con ciertas enfermedades a menudo son estigmatizadas de manera injusta.
A2 verb /səˈpəʊz/

suppose

suponer
Meaning
to assume or believe something is true without proof
Example
I suppose she will be here soon.
Supongo que ella estará aquí pronto.
A1 adjective /ˈsɪmpəl/

Simple

fácil; simple; sin complicaciones
Meaning
easy to understand or do; not complicated
Example
This is a simple recipe that anyone can follow.
Esta es una receta fácil que cualquiera puede seguir.
C1 noun /sɪˈtɑːr/

Sitar

sitar
Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
El sitar crea hermosos ragas en la música clásica india.
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.
B1 noun /ʃrɪmp/

Shrimp

camarón
Meaning
a small marine crustacean with a slender body and long legs
Example
We ordered grilled shrimp with garlic butter for dinner.
Pedimos camarones a la parrilla con mantequilla de ajo para la cena.
B1 noun /ˌsæt.ɪsˈfæk.ʃən/

Satisfaction

satisfacción
Meaning
fulfillment of one's wishes, expectations, or needs
Example
She felt great satisfaction after completing the project.
Ella sintió una gran satisfacción después de completar el proyecto.
B2 verb /spɪl/

spill

derramar
Meaning
to cause liquid to flow or fall out of a container by accident
Example
Be careful not to spill your coffee.
Ten cuidado de no derramar tu café.
B1 noun /ˈsɪɡ.nəl/

Signal

señal
Meaning
a gesture, action, or sound that conveys information or instruction
Example
The traffic signal turned red, so we stopped.
La señal de tráfico se puso roja, así que nos detuvimos.
C1 verb /ˌsuːpərɪmˈpoʊz/

superimpose

superponer
Meaning
to place one thing on top of another so that both can be seen
Example
The editor superimposed text over the image.
El editor superpuso texto sobre la imagen.
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 /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.
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.
C1 noun /ˈstɪm.jʊ.laɪ/

stimuli

estímulo
Meaning
Things that create reactions or provide motivation.
Example
Bright light and loud sounds are common stimuli for alertness.
La luz brillante y los sonidos fuertes son estímulos comunes para la alerta.
B2 noun /ˈsoʊlər ɪˈklɪps/

Solar eclipse

eclipse solar
Meaning
an eclipse in which the sun is obscured by the moon passing between it and the earth
Example
The solar eclipse will be visible from our city next month.
El eclipse solar será visible desde nuestra ciudad el próximo mes.
B2 adverb /ˈstrɪktli/

strictly

estrictamente
Meaning
in a way that follows rules or limits completely
Example
Smoking is strictly prohibited inside the building.
Fumar está estrictamente prohibido dentro del edificio.
B1 noun /ˈsteɪt.mənt/

Statement

declaración
Meaning
a definite or clear expression of something in speech or writing; an official account of facts
Example
The CEO issued a statement about the company's future plans.
El CEO emitió una declaración sobre los planes futuros de la empresa.
B2 noun /ˈstiː.mər/

Steamer

vapor
Meaning
a ship or boat powered by steam engines
Example
The old steamer crossed the river slowly.
El viejo vapor cruzó el río lentamente.
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.
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.
B2 noun, verb /stiːm/

steam

vapor
Meaning
the vapor into which water is converted when heated; to emit or treat with steam
Example
The kettle was steaming on the stove.
La tetera estaba vaporando en la estufa.
C2 adjective /ˈsɛrid/

serried

agrupado
Meaning
pressed or crowded together, often in rows or ranks
Example
The soldiers stood in serried ranks, ready for inspection.
Los soldados estaban en filas agrupadas, listos para la inspección.
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.
C1 adjective /ˈsek.j ə.l ər/

Secular

laico
Meaning
not connected with religious or spiritual matters; worldly
Example
The country maintains a secular government that separates religion from politics.
El país mantiene un gobierno secular que separa la religión de la política.
C1 noun /stæɡˈneɪ.ʃən/

stagnation

estancamiento
Meaning
A state of inactivity or lack of growth, especially in an economy.
Example
High unemployment led to economic stagnation.
El alto desempleo condujo al estancamiento económico.
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 স্ক্রোলিং অ্যাডিকশন

scrolling addiction

adicción al desplazamiento
Meaning
A compulsive need to continuously scroll through content on digital devices, particularly smartphones and social media platforms.
Example
Scrolling addiction is a growing concern among smartphone users.
La adicción al desplazamiento es una preocupación creciente entre los usuarios de teléfonos inteligentes.
A1 adjective /seɪm/

same

igual
Meaning
identical; not different or changed
Example
We wore the same dress at the party.
Llevábamos el mismo vestido en la fiesta.
B2 noun /ˌsuːpərˈvɪʒən/

supervision

supervisión
Meaning
the action or process of overseeing or managing something or someone
Example
The project was completed under the supervision of an experienced manager.
El proyecto se completó bajo la supervisión de un gerente experimentado.
B2 noun /səˈnɛərioʊ/

scenario

situación posible
Meaning
a possible situation or sequence of events
Example
The company prepared for the worst-case scenario.
La empresa se preparó para el peor de los casos.
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.
B1 adverb /səˈpraɪzɪŋli/

surprisingly

sorprendentemente
Meaning
in a way that causes surprise or amazement
Example
Surprisingly, she finished the entire project in just one day.
Sorprendentemente, terminó todo el proyecto en solo un día.
C1 adjective /ˌsæŋktɪˈmoʊniəs/

sanctimonious

hipócrita y moralista
Meaning
Making a show of being morally superior to others; hypocritically pious.
Example
He gave a sanctimonious speech about honesty while he himself was corrupt.
Él dio un discurso hipócrita sobre la honestidad mientras él mismo era corrupto.
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.
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.
A1 adverb /suːn/

Soon

pronto
Meaning
in a short time; before long; quickly
Example
The train will arrive soon.
El tren llegará pronto.
C1 adjective skiˈmæt.ɪk

Schematic

relacionado con un esquema o de forma resumida
Meaning
Presenting some framework or concept briefly
Example
The engineer provided a schematic diagram of the project.
El ingeniero proporcionó un diagrama esquemático del proyecto.
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.
B1 noun /stiːl/

steel

acero
Meaning
a strong, hard metal made of iron and carbon
Example
The building was made from steel to ensure its durability.
El edificio fue hecho de acero para garantizar su durabilidad.
C1 noun /ˈsɜːrmən/

sermon

sermón
Meaning
A religious discourse delivered by a preacher, often offering moral instruction or spiritual guidance.
Example
The pastor gave a moving sermon about compassion and forgiveness.
El pastor dio un sermón conmovedor sobre la compasión y el perdón.
C2 adjective /sɪˈbeɪʃəs/

sebaceous

relacionado con el sebo
Meaning
Relating to or secreting sebum, an oily substance from the skin.
Example
Acne is often caused by overactive sebaceous glands.
El acné a menudo es causado por glándulas sebáceas hiperactivas.
C1 verb /ˈsɪnɚdʒaɪzd/

synergized

sincronizado, energizado, coordinado
Meaning
Combine in such a way that the total effect is greater than the sum of the individual effects.
Example
The teams were synergized to maximize productivity.
Los equipos fueron sincronizados para maximizar la productividad.
C2 verb /skwɛltʃ/

squelch

hacer un sonido suave, como caminar en el barro; suprimir o callar
Meaning
to make a soft sucking sound, such as when walking on mud; to suppress or silence
Example
His boots squelched in the wet ground.
Sus botas hicieron un ruido de squelch en el suelo mojado.
C1 verb /ˈʃʌdər/

shudder

temblar
Meaning
to tremble or shake suddenly, often due to fear, cold, or strong emotion
Example
She shuddered at the thought of walking alone in the dark forest.
Ella se estremeció al pensar en caminar sola en el oscuro bosque.
C2 noun /ˈsɪkəfənt/

sycophant

adulador
Meaning
A person who acts obsequiously toward someone important in order to gain advantage.
Example
The manager was surrounded by sycophants who agreed with everything he said.
El gerente estaba rodeado de aduladores que estaban de acuerdo con todo lo que decía.
C2 adjective /ˈʃɪft.ləs/

shiftless

perezoso
Meaning
Lacking ambition or the ability to accomplish anything; lazy and unmotivated.
Example
He was seen as a shiftless young man with no goals.
Se le vio como un joven perezoso sin metas.
B1 noun /sɒk/

sock

calcetín
Meaning
a piece of clothing worn on the foot and lower part of the leg.
Example
He put on a pair of clean socks before leaving the house.
Se puso un par de calcetines limpios antes de salir de casa.
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 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.
C1 noun/verb /ˈsuː.tʃər/

suture

sutura
Meaning
A stitch or row of stitches holding together the edges of a wound or surgical incision.
Example
The doctor used a suture to close the wound.
El doctor usó una sutura para cerrar la herida.
B1 noun /ˈsɜːvənt/

servant

sirviente
Meaning
a person who performs duties for others, especially in a household
Example
The servant opened the door for the guests.
El sirviente abrió la puerta para los invitados.
B2 adverb /ˈsoʊʃəli/

socially

socialmente
Meaning
in a way that relates to society or social interaction
Example
He is very active socially and attends many events.
Él es muy activo socialmente y asiste a muchos eventos.
B2 noun (plural) /skræps/

scraps

restos
Meaning
Small pieces left over from something; also small fights or quarrels.
Example
The dog ate the scraps from the table.
El perro comió los restos de la mesa.
B2 noun /ˈsɛm.ɪ.nɑːr/

seminar

seminario
Meaning
A meeting for discussion or training, especially in an academic setting.
Example
The professor invited all students to attend the seminar on climate change.
El profesor invitó a todos los estudiantes a asistir al seminario sobre cambio climático.
B2 adjective /sɪˈlek.tɪv/

Selective

selectivo
Meaning
relating to or involving careful selection; choosy about what to accept
Example
The university has a selective admission process for new students.
La universidad tiene un proceso selectivo de admisión para los nuevos estudiantes.
B2 noun /spɑːrk/

Spark

chispa
Meaning
a small fiery particle thrown off from a fire; a flash of light; something that triggers or initiates
Example
A spark from the campfire ignited the dry leaves.
Una chispa del fuego de campamento encendió las hojas secas.
B2 adjective /ˈslɪp.ər.i/

Slippery

resbaladizo
Meaning
smooth and difficult to hold; causing sliding or slipping
Example
The wet floor was very slippery after cleaning.
El suelo mojado estaba muy resbaladizo después de limpiarlo.
A1 verb /spend/

spend

gastar
Meaning
to use money to buy something; to pass time
Example
I spend too much money on books.
Gasto demasiado dinero en libros.
B1 verb /ʃaʊt/

shout

gritar
Meaning
to say something very loudly
Example
He shouted at the top of his lungs to get their attention.
Él gritó tan fuerte como pudo para captar su atención.
B2 adverb /ˈsɒftli/

softly

suavemente o tranquilamente
Meaning
in a gentle or quiet way.
Example
She spoke softly so as not to wake the baby.
Ella habló suavemente para no despertar al bebé.
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.
A2 verb /saɪn/

sign

firmar
Meaning
to write your name on something to show agreement or approval; to make a gesture with meaning
Example
Please sign the contract at the bottom of the page.
Por favor firme el contrato en la parte inferior de la página.
A2 noun /skɜːrt/

Skirt

falda
Meaning
a garment that hangs from the waist and covers part or all of the legs
Example
She chose a blue skirt to match her blouse.
Ella eligió una falda azul para combinar con su blusa.
B1 adjective /ˌstreɪtˈfɔːwəd/

straightforward

directo
Meaning
easy to understand or do; simple
Example
Her explanation was straightforward and clear.
Su explicación fue directa y clara.
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.
C1 noun /sərˈveɪər/

surveyor

topógrafo
Meaning
A person who measures and maps land, buildings, or other features.
Example
The surveyor measured the land for construction.
El topógrafo midió la tierra para la construcción.
B1 noun /ˌsaʊθˈiːst/

southeast

sureste
Meaning
the direction that is between south and east; a region in that direction
Example
The city is located in the southeast of the country.
La ciudad está ubicada en el sureste del país.
C2 noun /ˌʃæŋɡriˈlɑː/

shangri-la

paraíso imaginario
Meaning
a remote, beautiful, imaginary place where life is perfect and peaceful
Example
They described the island as a modern-day Shangri-La.
Describieron la isla como un Shangri-La moderno.
B2 adjective /stɑːrk/

stark

severo, agudo
Meaning
Severe, sharp, or clearly defined; plain and without any decoration.
Example
The stark contrast between poverty and wealth was evident in the city.
La fuerte diferencia entre la pobreza y la riqueza era evidente en la ciudad.
B2 verb /straɪd/

stride

caminar con pasos largos y decisivos; hacer progresos
Meaning
to walk with long, decisive steps; to make progress
Example
She strode confidently across the stage.
Ella caminó con confianza por el escenario.
B2 verb /səˈspɛnd/

suspend

suspender
Meaning
To temporarily stop something from being active or valid.
Example
The company decided to suspend his membership.
La compañía decidió suspender su membresía.
C1 adjective /ʃruːd/

Shrewd

astuto; inteligente; perspicaz
Meaning
having or showing sharp powers of judgment; astute
Example
The shrewd businessman made a profitable deal in the competitive market.
El astuto hombre de negocios hizo un trato rentable en el mercado competitivo.
C1 noun /ˌsɛlf əˌfɜːˈmeɪʃən/

self-affirmation

autoafirmación
Meaning
The practice of affirming one's own worthiness and value as an individual.
Example
Daily self-affirmation can boost your confidence.
La autoafirmación diaria puede aumentar tu confianza.
C1 adjective /ˈsɪn.tɪ.leɪ.tɪŋ/

scintillating

deslumbrante
Meaning
brilliantly clever, exciting, or sparkling
Example
Her scintillating conversation kept everyone entertained.
Su conversación deslumbrante mantuvo a todos entretenidos.
C1 adjective /ˈsɛnʃuəs/

sensuous

sensual
Meaning
Relating to or affecting the senses rather than the intellect; pleasing to the senses.
Example
The garden was filled with sensuous colors and fragrances.
El jardín estaba lleno de colores y fragancias sensuales.
A1 noun /ˈʃʊɡər/

Sugar

azúcar
Meaning
sweet crystalline substance used as a sweetener
Example
Please add two teaspoons of sugar to my coffee.
Por favor, agrega dos cucharaditas de azúcar a mi café.
B2 adjective /ˈsɪr.i.əl/

Serial

serial; consecutivo
Meaning
happening in a series; consecutive; arranged in order
Example
The serial killer was finally caught after years of investigation.
El asesino en serie fue finalmente atrapado después de años de investigación.
B2 noun /ˈsɑːrdʒənt/

sergeant

sargento
Meaning
A rank of non-commissioned officer in the armed forces or police.
Example
The sergeant gave orders to the soldiers before the mission.
El sargento dio órdenes a los soldados antes de la misión.
C2 adjective /ˈspɔːrtɪv/

sportive

deportivo
Meaning
Playful, lively, or full of fun.
Example
The children were in a sportive mood during the picnic.
Los niños estaban en un estado de ánimo deportivo durante el picnic.
B2 noun /ˈsɑːfmɔːr/

sophomore

estudiante de segundo año
Meaning
a student in their second year of study at a university or high school
Example
He’s a sophomore in college, studying computer science.
Él es un estudiante de segundo año en la universidad, estudiando ciencias de la computación.
C2 noun/verb /ˈsʌkər/

succor

socorro
Meaning
Assistance and support in times of hardship or distress.
Example
The charity provided succor to the flood victims.
La caridad proporcionó socorro a las víctimas de las inundaciones.
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.
C1 noun /ˈsteɪ.ʃən.ər/

Stationer

papelería
Meaning
a person who sells paper, pens, pencils, and other office supplies
Example
The stationer recommended the best pens for writing exams.
El estacionista recomendó los mejores bolígrafos para los exámenes.
B2 verb /smæʃ/

smash

romper
Meaning
to break something into pieces violently
Example
She smashed the glass in frustration.
Ella rompió el vaso en frustración.
B2 adjective /ˈsoʊlər/

solar

solar
Meaning
Relating to or determined by the sun
Example
The house is powered by solar energy.
La casa está alimentada por energía solar.
A2 noun/verb /ˈsiːzən/

season

estación / sazonar
Meaning
One of the four periods of the year characterized by specific weather conditions; also, to add flavor to food.
Example
Spring is my favorite season of the year.
La primavera es mi estación favorita del año.
C2 adjective /ˈsætərˌnaɪn/

saturnine

saturnino
Meaning
slow and gloomy in mood
Example
His saturnine expression made everyone in the room uncomfortable.
Su expresión saturnina hizo que todos en la habitación se sintieran incómodos.
B1 adjective /səˈfɪʃənt/

Sufficient

suficiente; adecuado para el propósito; satisfactorio
Meaning
enough; adequate for the purpose; satisfactory
Example
We have sufficient time to complete the project.
Tenemos suficiente tiempo para completar el proyecto.
B1 noun /ˈsʌn.laɪt/

sunlight

luz solar
Meaning
Direct light from the sun.
Example
Sunlight does not reach the abyssal depths of the ocean.
La luz solar no llega a las profundidades abisales del océano.
A1 noun /skaɪ/

Sky

cielo
Meaning
the region of the atmosphere and outer space seen from the earth
Example
The sky is blue today.
El cielo está azul hoy.
A2 abbreviation (noun/pronoun) /ˈsʌmθɪŋ/

sth.

algo
Meaning
abbreviation for 'something'
Example
Can you give me sth. to write with?
¿Puedes darme algo con qué escribir?
A1 pronoun /ʃi/

she

ella
Meaning
a female person or animal previously mentioned or easily identified
Example
She is going to the market to buy vegetables.
Ella va al mercado a comprar verduras.
B2 noun /ˈsɪmfəni/

Symphony

sinfonía
Meaning
an elaborate musical composition for full orchestra, typically in four movements
Example
The orchestra performed Beethoven's Fifth Symphony.
La orquesta interpretó la Quinta Sinfonía de Beethoven.
B1 noun /ˈsɜːdʒəri/

surgery

cirugía
Meaning
a medical procedure involving the cutting of the body to treat a condition
Example
She underwent surgery to remove the tumor.
Ella se sometió a una cirugía para eliminar el tumor.
B1 noun/adjective /ˈsmoʊ.kɪŋ/

smoking

fumar
Meaning
The act of inhaling and exhaling the smoke of tobacco or other substances; wearing a tuxedo (adjective, formal context).
Example
Smoking is prohibited inside the building.
Fumar está prohibido dentro del edificio.
B1 noun səˈluː.ʃənz

solutions

soluciones
Meaning
A means of solving a problem or dealing with a difficult situation.
Example
Biotechnology provides solutions to environmental challenges.
La biotecnología ofrece soluciones a los desafíos ambientales.
C1 adjective /ˈsaɪt.ləs/

Sightless

ciego; sin visión
Meaning
unable to see; blind; lacking vision
Example
The sightless man navigated the street with his guide dog.
El hombre ciego navegó por la calle con su perro guía.
C2 noun /ˈsɒfɪzəm/

sophism

sofisma
Meaning
a clever but misleading argument; fallacious reasoning
Example
The politician's speech was full of sophism designed to mislead voters.
El discurso del político estaba lleno de sofismo diseñado para engañar a los votantes.
C1 verb /siːð/

seethe

hirviendo de rabia
Meaning
To be filled with intense but unexpressed anger or agitation.
Example
She was seething with anger after the unfair decision.
Ella estaba hirviendo de rabia después de la decisión injusta.
C2 noun /səbˈdʌk.ʃən/

subduction

El movimiento lateral y hacia abajo de una capa de la corteza terrestre hacia el manto debajo de otra capa.
Meaning
The lateral and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
Example
The Pacific Ring of Fire is an area of intense subduction.
El anillo de fuego del Pacífico es un área de intensa subducción.
C1 noun /səˈvænə/

savanna

sabana (con árboles dispersos)
Meaning
a grassy plain with scattered trees, typical of tropical and subtropical regions
Example
Giraffes browsed on acacia trees across the wide savanna.
Las jirafas pastaban en los árboles de acacia a través de la amplia sabana.
B2 verb /stɪtʃ/

stitch

felicidad
Meaning
to sew with needle and thread; to join pieces of fabric
Example
She will stitch the torn dress carefully.
Ella no pudo esconder su felicidad cuando recibió el premio.
B2 noun /ˈspɛʃəlti/

specialty

especialidad
Meaning
a particular area of study, work, or interest; something in which a person or place excels
Example
Her specialty is pediatric medicine.
Su especialidad es la medicina pediátrica.
C2 noun /ˈstriːmlɪt/

streamlet

arroyo
Meaning
a small stream; a tiny brook or rivulet
Example
A streamlet flowed through the meadow.
Un arroyo fluía a través del prado.
C1 noun /ʃraɪn/

Shrine

santuario; templo; lugar sagrado
Meaning
a holy or sacred place dedicated to a specific deity, ancestor, hero, or saint
Example
Pilgrims visit the shrine to pray for good health.
Los peregrinos visitan el santuario para rezar por buena salud.
C1 verb /səˈlɪdəˌfaɪ/

solidify

solidificar
Meaning
To make something firm, strong, or more certain.
Example
The company solidified its position in the market.
La empresa solidificó su posición en el mercado.
A2 noun /ˈsɛlər/

seller

felicidad
Meaning
a person who sells something
Example
The seller offered a discount on bulk purchases.
Ella no pudo ocultar su felicidad cuando recibió el premio.
A1 pronoun /ˈsʌmθɪŋ/

something

algo
Meaning
an unspecified or unknown thing
Example
I think something is wrong with my phone.
Creo que algo está mal con mi teléfono.
B1 noun /ʃɔːr/

Shore

orilla; costa; playa
Meaning
the land along the edge of a sea, lake, or other body of water
Example
We walked along the shore collecting seashells.
Caminamos a lo largo de la orilla recogiendo conchas.
A1 adverb /soʊ/

so

tan
Meaning
to such a degree or extent
Example
She was so happy with the gift.
Ella estaba tan feliz con el regalo.
B2 phrase ˈsɛvən ˈhæbɪts

seven habits

siete hábitos
Meaning
Regular behaviors or actions that are done consistently over time, specifically referring to a set of seven key practices.
Example
Even habits help in maintaining a balanced lifestyle.
Incluso los hábitos ayudan a mantener un estilo de vida equilibrado.
C2 adjective /sɪˈnæp.tɪk/

synaptic

sináptico
Meaning
Related to the signal transmission process between nerve cells.
Example
Learning strengthens synaptic connections in the brain.
El aprendizaje fortalece las conexiones sinápticas en el cerebro.