Steadfast
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C1 adjective /ˈsted.fæst/

Steadfast

firme; resuelto; inquebrantable
Meaning
firm in belief, determination, or adherence; unwavering
Example
She remained steadfast in her commitment to helping the poor.
Ella permaneció firme en su compromiso de ayudar a los pobres.
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.
B2 noun /ˈʃɪpɪŋ/

shipping

transporte
Meaning
the process of transporting goods
Example
The shipping of the products was delayed due to weather conditions.
El transporte de los productos se retrasó debido a las condiciones climáticas.
C1 adjective /ˈsɛnʃuəl/

sensual

sensual
Meaning
Relating to or involving gratification of the senses and physical pleasure.
Example
The painting had a sensual quality that captivated viewers.
La pintura tenía una cualidad sensual que cautivó a los espectadores.
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.
B1 noun /stæf/

staff

personal
Meaning
a group of employees working together in an organization
Example
The staff at the hospital are very helpful.
El personal en el hospital es muy servicial.
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.
C1 noun ˌsæn.ɪ.taɪˈzeɪ.ʃən

sanitization

sanitización
Meaning
The process of cleaning and disinfecting to eliminate germs and bacteria.
Example
Regular sanitization keeps appliances germ-free.
La sanitización regular mantiene los aparatos libres de gérmenes.
C1 noun səˈfɪʃənsi

sufficiency

suficiencia
Meaning
The condition of being adequate or enough; adequacy.
Example
The sufficiency of food supply is critical for survival.
La suficiencia del suministro de alimentos es crítica para la supervivencia.
A2 noun /ˈsuːt.keɪs/

suitcase

maleta
Meaning
A portable rectangular container for carrying clothes and personal items when traveling
Example
She packed her clothes into a suitcase for the trip.
Ella metió su ropa en una maleta para el viaje.
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.
A2 noun /seɪl/

sale

venta
Meaning
the exchange of a commodity for money; the action of selling something
Example
The store is having a sale on winter clothing.
La tienda está teniendo una venta de ropa de invierno.
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.
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.
B2 noun /ˈsʌfərɪŋ/

suffering

sufrimiento
Meaning
the state of undergoing pain, distress, or hardship
Example
They tried to relieve his suffering with medicine.
Intentaron aliviar su sufrimiento con medicina.
B2 verb /ˈsɪmbəlaɪz/

symbolize

simbolizar
Meaning
to represent or stand for something else
Example
The dove symbolizes peace across cultures.
La paloma simboliza la paz a través de las culturas.
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.
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.
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.
C1 adjective /ˈsʌlən/

sullen

gruñón
Meaning
bad-tempered and gloomy; silently resentful
Example
She gave him a sullen look and walked away.
Ella le dio una mirada gruñona y se fue.
B2 verb /skeər/

scare

asustar
Meaning
to frighten someone or make them feel afraid
Example
The loud noise scared the baby.
El ruido fuerte asustó al bebé.
A2 adverb /ˈsʌm.weər/

Somewhere

en alguna parte
Meaning
in or at some place; in an unspecified location
Example
I left my keys somewhere in the house.
Dejé mis llaves en alguna parte de la casa.
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.
C1 adjective /ˌsɛm.iˈæn.ju.əl/

semiannual

semi-anual
Meaning
Occurring twice a year; every six months.
Example
The company holds a semiannual meeting with all employees.
La empresa organiza una reunión semi-anual con todos los empleados.
C1 verb /slɪŋk/

slink

deslizarse en silencio
Meaning
to move quietly and secretly, often to avoid being noticed
Example
The cat slunk into the room without making a sound.
El gato entró en la habitación sin hacer ruido.
B1 noun /slaɪs/

Slice

rebanada; trozo
Meaning
a thin, flat piece cut from something larger
Example
Would you like a slice of pizza?
¿Te gustaría una rebanada de pizza?
C1 noun/verb /spuːf/

spoof

imitación humorística
Meaning
A humorous imitation of something, or to trick or parody someone or something.
Example
The comedian spoofed the politician’s speech to entertain the audience.
El comediante parodió el discurso del político para entretener al público.
B1 noun /sɔːrs/

Source

fuente
Meaning
a place, person, or thing from which something originates; the origin of information
Example
The river's source is high in the mountains.
La fuente del río se encuentra alta en las montañas.
C1 noun /ˈsaɪ.ən/

scion

descendiente
Meaning
a descendant of a wealthy, aristocratic, or influential family
Example
He is the scion of a wealthy industrialist family.
Él es el descendiente de una familia industrialista rica.
B2 adverb /ˈʃɑːrpli/

sharply

bruscamente
Meaning
suddenly and strongly; in a cutting or intense way
Example
Prices rose sharply after the announcement.
Los precios subieron bruscamente después del anuncio.
B2 noun ˌsænɪˈteɪʃən

sanitation

saneamiento
Meaning
Conditions relating to public health, especially the provision of clean drinking water and adequate sewage disposal.
Example
Good sanitation practices are key to preventing infestations.
Las buenas prácticas de saneamiento son clave para prevenir infestaciones.
C1 adverb /ˈsɜːrtʃɪŋli/

searchingly

buscadoramente
Meaning
In a way that seems to look for hidden meanings or truth.
Example
She looked at him searchingly, hoping for an honest answer.
Ella lo miró buscando, esperando una respuesta honesta.
A2 noun /sænd/

sand

felicidad
Meaning
Small loose grains of crushed rock, found on beaches and deserts.
Example
Children built castles out of sand on the beach.
Ella no podía esconder su felicidad cuando recibió el premio.
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.
C1 adjective /ˈsɪnjuəs/

sinuous

sinuoso
Meaning
Having many curves, bends, or turns; winding.
Example
The hikers followed a sinuous path through the forest.
Los excursionistas siguieron un camino sinuoso a través del bosque.
B2 noun /ˈsəʊ.ʃəl.ɪ.zəm/

socialism

socialismo
Meaning
An economic system where the means of production are owned by the state or community.
Example
In socialism, resources are distributed equally among citizens.
En el socialismo, los recursos se distribuyen de manera equitativa entre los ciudadanos.
C1 verb /ˈstæɡ.neɪt/

stagnate

estancarse
Meaning
to stop developing, progressing, or moving
Example
Without innovation, the business will stagnate.
sin innovación, el negocio se estancará.
B2 noun, verb /stɛm/

stem

tallo / frenar
Meaning
Noun: The main stalk of a plant. Verb: To stop or restrict the flow or development of something.
Example
The gardener cut the stem of the rose; New policies aim to stem the flow of pollution.
El jardinero cortó el tallo de la rosa; Las nuevas políticas buscan frenar el flujo de contaminación.
B1 adjective /ˈsekənderi/

secondary

secundario
Meaning
Less important than something else; derived from or dependent on something primary.
Example
Safety is our primary concern, while speed is only secondary.
La seguridad es nuestra principal preocupación, mientras que la velocidad es solo secundaria.
B2 noun /ˈsʌm.ɪt/

summit

cumbre
Meaning
A high-level meeting between leaders, especially of governments; a conference.
Example
The summit addressed pressing global issues.
La cumbre abordó cuestiones globales urgentes.
C2 adjective /ˌsuːprəˈmʌndeɪn/

supramundane

supramundano
Meaning
beyond the physical or ordinary world; transcendent
Example
The monk spoke of supramundane peace beyond material life.
El monje habló de la paz supramundana más allá de la vida material.
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.
B1 noun /striːm/

stream

corriente
Meaning
A small, narrow river; a continuous flow of something.
Example
The stream of life is unstoppable.
El flujo de la vida es imparable.
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.
A2 verb /səkˈsiːd/

succeed

tener éxito
Meaning
to achieve the desired aim or result; to do well
Example
She worked hard to succeed in her career.
Ella trabajó duro para tener éxito en su carrera.
C2 adjective /sɪˈnɒptɪk/

synoptic

sinóptico
Meaning
giving a general overview or summary; presenting a broad view
Example
The report offers a synoptic view of climate trends over the past century.
El informe ofrece una vista sinóptica de las tendencias climáticas del siglo pasado.
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.
A1 noun /sʌn/

Sun

sol
Meaning
the star around which the earth orbits; the source of light and heat for planets
Example
The sun rises in the east and sets in the west.
El sol sale por el este y se pone por el oeste.
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.
C1 noun /ˈstɪklər/

stickler

persona estricta con las normas
Meaning
a person who insists on a certain quality or standard of behavior
Example
He is a stickler for punctuality and never tolerates delays.
Él es muy estricto con la puntualidad y no tolera retrasos.
C1 adjective /ˌsuː.pəˈsɒn.ɪk/

Supersonic

más rápido que la velocidad del sonido; relacionado con velocidades mayores que la del sonido
Meaning
faster than the speed of sound; relating to speeds greater than the speed of sound
Example
The supersonic jet broke the sound barrier.
El avión supersónico rompió la barrera del sonido.
C1 noun /ˈstɒpɪdʒ/

stoppage

parada; detención
Meaning
The act of stopping or ceasing; a halt in operation or activity
Example
The sudden stoppage of the train caused delays for all passengers.
La parada repentina del tren causó retrasos a todos los pasajeros.
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.
C2 noun /ˌsuː.pɚˈfluː.ə.t̬i/

superfluity

superfluidad
Meaning
An excessive amount of something; more than what is needed.
Example
The room was filled with a superfluity of decorations.
La habitación estaba llena de una superfluidad de decoraciones.
C1 verb /ˈslækən/

slacken

aflojar
Meaning
to make or become less tight, less active, or slower
Example
The driver slackened his speed as he approached the village.
El conductor redujo su velocidad al acercarse al pueblo.
C2 adjective /ˌsɛm.iˈsɪv.ə.laɪzd/

semicivilized

semi-civilizado
Meaning
Partially civilized; having some aspects of civilization but not fully developed.
Example
The tribe was described as semicivilized by early explorers.
La tribu fue descrita como semi-civilizada por los primeros exploradores.
B2 adjective /ˈspiː.di/

Speedy

rápido; veloz; ágil;
Meaning
moving or happening quickly; fast
Example
The speedy delivery service arrived within an hour.
El servicio de entrega rápido llegó en una hora.
C1 adjective /stiːpt/

steeped

empapado
Meaning
Completely surrounded by or filled with a particular quality, influence, or experience.
Example
The town is steeped in history and tradition.
La ciudad está empapada en historia y tradición.
B2 adjective ˈstrʌktʃərəl

structural

estructural
Meaning
Relating to or forming part of a structure.
Example
The structural integrity of the bridge was tested after the storm.
La integridad estructural del puente fue probada después de la tormenta.
B2 verb /soʊ/

sow

sembrar
Meaning
to plant seeds in the ground; to scatter seeds for growing
Example
The farmer will sow wheat seeds in the field tomorrow.
El agricultor sembrará semillas de trigo en el campo mañana.
B2 noun /ˈsɜːvɪŋ/

serving

porción
Meaning
a portion of food for one person; the act of giving food or drink to someone
Example
He ate a large serving of rice and curry.
Comió una gran porción de arroz con curry.
C1 noun /ˌsɛnsəˈbɪləti/

Sensibility

sensibilidad
Meaning
the ability to appreciate and respond to complex emotional or aesthetic influences; sensitivity
Example
Her artistic sensibility made her appreciate fine details in paintings.
Su sensibilidad artística la hizo apreciar los detalles finos en las pinturas.
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.
C2 noun /ˈsʌbtərˌfjuːdʒ/

subterfuge

subterfugio
Meaning
Deceit used to achieve one's goal; a trick or excuse to evade something.
Example
They used subterfuge to avoid paying taxes.
Usaron subterfugio para evitar pagar impuestos.
C1 verb /sərˈmaɪz/

surmise

suponer
Meaning
to suppose something is true without having evidence
Example
She surmised that he was not coming to the meeting.
Ella supuso que él no iba a venir a la reunión.
B2 verb /skɪm/

skim

leer rápidamente
Meaning
to move quickly over a surface or to read something quickly
Example
She skimmed through the report before the meeting.
Ella pasó rápidamente por el informe antes de la reunión.
A1 adjective /ˈsɔːri/

sorry

lo siento
Meaning
feeling regret or sympathy
Example
She felt sorry for what had happened.
Ella se sintió mal por lo que había sucedido.
B1 verb /seɪl/

sail

navegar con velas
Meaning
to travel on water in a boat or ship using sails or by wind power
Example
They sailed across the Atlantic Ocean last summer.
Ellos navegaron a través del océano Atlántico el verano pasado.
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.
C1 noun/verb /ˈskɜːrmɪʃ/

skirmish

escaramuza
Meaning
a small or brief fight between groups of soldiers; to engage in such a fight
Example
The soldiers got into a skirmish near the border.
Los soldados se metieron en una escaramuza cerca de la frontera.
C1 noun /ˈsæŋk.ʃən/

Sanction

sanción
Meaning
official permission or approval; a penalty for disobeying a rule
Example
The government imposed economic sanctions on the country.
El gobierno impuso sanciones económicas al país.
B2 noun /səˈlɪsɪtər/

solicitor

abogado
Meaning
A type of lawyer who gives legal advice and prepares legal documents, often representing clients in lower courts.
Example
She consulted a solicitor before signing the contract.
Consultó a un abogado antes de firmar el contrato.
A2 noun /sɔːs/

Sauce

salsa
Meaning
a liquid or semi-liquid substance served with food to add moisture and flavor
Example
She added tomato sauce to her pasta.
Ella agregó salsa de tomate a su pasta.
C1 adjective /ˈsɪm.jʊ.leɪ.tɪd/

simulated

simulado
Meaning
Artificially created to look real but not actually real.
Example
The pilot trained in a simulated flight environment.
El piloto entrenó en un ambiente de vuelo simulado.
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 /ˈsɪnɪstər/

sinister

sinistro
Meaning
Giving the impression that something harmful or evil is happening or will happen.
Example
The abandoned house had a sinister atmosphere.
La casa abandonada tenía una atmósfera siniestra.
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.
A1 adjective /stɪl/

still

tranquilo
Meaning
not moving or making a sound
Example
The water was still, reflecting the sky.
El agua estaba tranquila, reflejando el cielo.
A2 noun /ˈsuː.pəˌmɑː.kɪt/

supermarket

supermercado
Meaning
a large self-service store selling food and household goods
Example
She went to the supermarket to buy groceries.
Ella fue al supermercado a comprar víveres.
A2 adjective /ˈsep.ər.ət/

Separate

separado; distinto; individual; aparte
Meaning
distinct; not connected; individual; apart
Example
Please keep your personal and professional lives separate.
Por favor, mantén tu vida personal y profesional separada.
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 verb /ˈsɪbəleɪt/

sibilate

pronunciar con silbido
Meaning
To pronounce with a hissing sound.
Example
The actor sibilated his lines for dramatic effect.
El actor pronunció sus líneas con un silbido para un efecto dramático.
B2 adjective /ˈskeptɪkəl/

Sceptical

escéptico; desconfiado; que cuestiona la verdad de algo
Meaning
having doubts; not easily convinced; questioning the truth of something
Example
Many scientists remain sceptical about the new theory.
Muchos científicos siguen siendo escépticos sobre la nueva teoría.
B2 noun /strɔː/

straw

paja o caña
Meaning
a thin tube for sucking up liquids; dried stalks of grain plants
Example
She drank the juice through a straw.
Ella bebió el jugo a través de una paja.
A2 noun /sɛlf/

self

ser
Meaning
a person's essential being that distinguishes them from others, especially considered as the object of introspection or reflexive action
Example
She has a strong sense of self.
Ella tiene un fuerte sentido del ser.
C2 verb /ˈseɪʃiˌeɪt/

satiate

saciar
Meaning
To satisfy fully, especially with food or desire.
Example
The large meal satiated his hunger.
La gran comida sació su hambre.
B2 noun smɔːl ˈɛfərt

Small Effort

pequeño esfuerzo
Meaning
Minor actions or initiatives that can collectively make a significant impact.
Example
Small efforts can bring big changes in butterfly conservation.
Los pequeños esfuerzos pueden traer grandes cambios en la conservación de mariposas.
C1 verb /ˈsnɪkər/

snicker

reírse disimuladamente
Meaning
to laugh quietly in a disrespectful or mocking way
Example
The students snickered when the teacher made a mistake.
Los estudiantes se rieron cuando el maestro cometió un error.
A2 noun /ˈsoʊ.fə/

Sofa

sofá
Meaning
a long upholstered seat for more than one person
Example
The family gathered on the sofa to watch TV.
La familia se reunió en el sofá para ver la televisión.
C2 noun /skʌlˈdʌɡəri/

skulduggery

engaño
Meaning
underhanded or dishonest behavior
Example
The politician was accused of financial skulduggery.
El político fue acusado de estafa financiera.
C1 adjective /ˌsækrɪˈfɪʃəl/

sacrificial

sacrificial
Meaning
Relating to or involving sacrifice.
Example
The lamb was used as a sacrificial offering in the ritual.
El cordero fue utilizado como una ofrenda sacrificial en el ritual.
A2 noun /siːn/

scene

escena
Meaning
a place or setting of an event or activity, or the part of a play or film
Example
The final scene of the movie was very emotional.
La última escena de la película fue muy emocional.
B2 noun ˈskeə.sɪ.ti

scarcity

escasez
Meaning
The state of being scarce or in short supply; shortage.
Example
Water scarcity threatens agriculture.
La escasez de agua amenaza la agricultura.
A1 verb /ˈstʌdi/

study

estudiar
Meaning
to learn about something; to examine carefully; to research
Example
I study mathematics every evening.
Yo estudio matemáticas todas las tardes.
C2 adjective /ˈsloʊθfəl/

slothful

perezoso
Meaning
Lazy, idle, and unwilling to work.
Example
She was too slothful to get out of bed early.
Ella era demasiado perezosa para levantarse de la cama temprano.
B1 adjective /ˈskɪlfʊl/

Skilful

habilidoso; experto; diestro
Meaning
having or showing skill; expert and accomplished
Example
The skilful surgeon performed the operation with great precision.
El cirujano habilidoso realizó la operación con gran precisión.
C1 noun /səˈlɪləkwi/

soliloquy

monólogo
Meaning
a speech in which a character talks to themselves, often used in drama to reveal inner thoughts
Example
Hamlet's soliloquy is one of the most famous passages in Shakespearean drama.
El monólogo de Hamlet es uno de los pasajes más famosos del drama shakesperiano.
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.
A2 noun steɪt

state

estado
Meaning
A nation or territory considered as an organized political community under one government.
Example
The state declared a new language policy.
El estado declaró una nueva política lingüística.
C2 adjective /saɪˈdɪəriəl/

sidereal

sideral
Meaning
Relating to the stars or constellations; measured relative to the stars.
Example
Astronomers use sidereal time to track the positions of stars.
Los astrónomos usan el tiempo sideral para rastrear las posiciones de las estrellas.
B2 noun /ˈsɪləbəs/

syllabus

plan de estudios
Meaning
An outline or summary of topics to be covered in a course of study.
Example
The professor handed out the syllabus on the first day of class.
El profesor entregó el plan de estudios el primer día de clase.
B2 noun ˈʃɔːtkʌmɪŋz

shortcomings

deficiencias
Meaning
A fault or failure to meet a certain standard; deficiencies.
Example
Institutional shortcomings affect student behavior negatively.
Las deficiencias institucionales afectan negativamente el comportamiento de los estudiantes.
B2 noun ˈsuː.pər.fuːdz

superfoods

superalimentos
Meaning
Nutrient-dense foods that are particularly beneficial for health and well-being.
Example
Blueberries and spinach are superfoods rich in vitamins.
Los arándanos y las espinacas son superalimentos ricos en vitaminas.
B2 adjective /ˈstʌf.i/

Stuffy

falta de aire fresco; mal ventilado; actitud formal y conservadora
Meaning
lacking fresh air; poorly ventilated; formal and conservative in attitude
Example
The room was stuffy and needed fresh air.
La habitación estaba viciada y necesitaba aire fresco.
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 /ˈsʌb.weɪ/

Subway

subterráneo
Meaning
an underground railway system; an underground passage for pedestrians
Example
I take the subway to work every morning because it's faster than driving.
Tomo el metro para ir al trabajo todas las mañanas porque es más rápido que conducir.
C1 adjective /ˈspɛərɪŋ/

sparing

ahorrativo / moderado
Meaning
Using or giving only a little of something; economical.
Example
She is sparing in her use of words.
Ella es económica en el uso de las palabras.
B2 adjective /ˈʃeɪ.di/

Shady

sombrío; sospechoso; deshonesto;
Meaning
providing shade; dishonest; suspicious
Example
The shady businessman made a suspicious deal.
El comerciante sombrío hizo un trato sospechoso.
C1 verb, adjective, noun /spruːs/

spruce

arreglar / un tipo de árbol
Meaning
to make neat or tidy in appearance; also refers to an evergreen tree
Example
He spruced up his room before the guests arrived.
Él arregló su habitación antes de que llegaran los invitados.
B2 noun /səkˈses.ər/

Successor

sucesor
Meaning
a person who succeeds another in office; someone who takes over a position or role
Example
The CEO announced his retirement and named his successor for the company.
El CEO anunció su jubilación y nombró a su sucesor para la empresa.
B2 verb /ˈʃʌfəl/

shuffle

caminar arrastrando los pies / mezclar
Meaning
to walk by dragging one's feet along or without lifting them fully; to mix or rearrange
Example
He shuffled the cards before dealing them.
Él barajó las cartas antes de repartirlas.
B2 noun /ˈʃɔːr.tɪdʒ/

Shortage

escasez
Meaning
a lack or deficiency of something that is needed or expected
Example
There is a severe water shortage in the region.
Hay una grave escasez de agua en la region.
A2 noun /səˈluː.ʃən/

Solution

solución; respuesta; mezcla líquida
Meaning
an answer to a problem; a liquid mixture
Example
We need to find a solution to this problem.
Necesitamos encontrar una solución a este problema.
A2 adjective /sər'praɪzd/

Surprised

sorprendido
Meaning
feeling or showing surprise; astonished
Example
I was surprised to see my old friend at the market.
Me sorprendió ver a mi viejo amigo en el mercado.
B1 noun /ʃel/

Shell

cáscara
Meaning
hard outer covering of an animal; explosive projectile for a gun
Example
The artillery fired a shell at the enemy position.
La artillería disparó una cáscara a la posición enemiga.
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.
C1 noun /ˌsɪmbɪˈəʊsɪs/

symbiosis

relación simbiótica
Meaning
A mutually beneficial relationship between different people or groups.
Example
The symbiosis between the two companies led to mutual growth.
La simbiosis entre las dos empresas llevó a un crecimiento mutuo.
C1 noun /ˈsɪk.əl/

Sickle

hoz
Meaning
a tool with a curved metal blade and short handle used for cutting grain crops
Example
The farmer harvested wheat using a traditional sickle.
El agricultor cosechó trigo usando una hoz tradicional.
B2 adjective /ˈslʌɡ.ɪʃ/

Sluggish

lento; torpe; inactivo
Meaning
slow-moving; lacking energy or alertness; inactive
Example
The old computer became sluggish after running for hours.
El viejo ordenador se volvió lento después de funcionar durante horas.
C1 verb sɪˈkwɛstər

sequester

aislar, esconder
Meaning
To isolate or hide away.
Example
The carbon captured by trees can be sequestered for years.
El carbono capturado por los árboles puede ser aislado durante años.
C1 adjective /ˈskænti/

Scanty

pequeño en tamaño o cantidad; insuficiente; apenas adecuado
Meaning
small in size or amount; insufficient; barely adequate
Example
The refugee camp had scanty food supplies.
El campo de refugiados tenía suministros de comida escasos.