Sierra Club
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C1 noun /siˈɛrə klʌb/

Sierra Club

Sierra Club
Meaning
An American environmental organization founded in 1892 by John Muir, focused on promoting conservation of the natural environment by influencing public policy decisions.
Example
John Muir founded the Sierra Club in 1892 to protect wild areas.
John Muir fundó el Sierra Club en 1892 para proteger áreas salvajes.
C2 adjective /ˌsuːpərˈæn.ju.eɪ.tɪd/

superannuated

obsoleto
Meaning
old and no longer useful or valid; retired due to age
Example
The factory was filled with superannuated machines that slowed production.
La fábrica estaba llena de máquinas obsoletas que ralentizaban la producción.
B1 noun /swɒn/

Swan

cisne
Meaning
a large waterbird with a long curved neck and usually white plumage
Example
The elegant swan glided silently across the water.
El elegante cisne se deslizó silenciosamente sobre el agua.
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.
B2 noun/verb /ˈsoʊ.ɪŋ/

sewing

costura
Meaning
The activity or skill of joining fabric using a needle and thread
Example
She enjoys sewing her own clothes on weekends.
Ella disfruta cosiendo su propia ropa los fines de semana.
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.
B2 verb /səbˈskraɪb/

subscribe

suscribirse
Meaning
to pay to receive a service regularly; to agree with or support something
Example
I subscribe to several online magazines.
Me suscribo a varias revistas en línea.
B1 verb /ʃuːt/

shoot

disparar / tomar una foto
Meaning
to fire a bullet or arrow from a weapon; to take a photograph or film
Example
He learned how to shoot a bow and arrow.
Él aprendió a disparar un arco y flecha.
A2 adverb /ˈslaɪtli/

slightly

ligeramente
Meaning
to a small degree or extent
Example
The temperature has slightly increased today.
La temperatura ha aumentado ligeramente hoy.
B2 noun /swiːt/

suite

suite
Meaning
a set of rooms designated for one person's or family's use or for a particular purpose
Example
They stayed in the presidential suite at the hotel.
Se hospedaron en la suite presidencial del hotel.
C1 noun /ˈʃæmbəlz/

shambles

desorden total
Meaning
a state of complete disorder or ruin
Example
After the storm, the whole town was in shambles.
Después de la tormenta, toda la ciudad estaba en desorden total.
C1 noun /skɪt/

skit

sketch
Meaning
a short, humorous performance or piece of writing
Example
The students performed a funny skit at the event.
Los estudiantes realizaron un divertido sketch en el evento.
A2 adjective /ˈsuːpər/

super

súper
Meaning
excellent; very good
Example
She did a super job on the project.
Hizo un trabajo súper en el proyecto.
B2 adjective /səˈraʊndɪŋ/

surrounding

circundante
Meaning
located all around a particular place or thing; nearby
Example
The surrounding hills were covered in mist.
Las colinas circundantes estaban cubiertas de niebla.
C1 noun /suˈpriː.mə.si/

Supremacy

supremacía; autoridad o poder más alto
Meaning
the state of being supreme; highest authority or power
Example
The country established naval supremacy in the region.
El país estableció supremacía naval en la región.
B2 noun ˈsəʊ.lər ˈen.ə.dʒi

solar energy

energía solar
Meaning
Energy from the sun that is converted into thermal or electrical energy.
Example
Solar energy is vital for reducing carbon emissions.
La energía solar es vital para reducir las emisiones de carbono.
C1 adjective /səˈtɪrɪkəl/

satirical

satírico
Meaning
containing or using satire to criticize or mock
Example
The satirical cartoon mocked the government's new policy.
El dibujo satírico burló la nueva política del gobierno.
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.
C1 verb /slɪŋ/

sling

colgar, lanzar
Meaning
to throw or hang something roughly or carelessly
Example
He slung his bag over his shoulder before leaving.
Él colgó su bolso sobre su hombro antes de salir.
C1 verb/noun /skɒtʃ/

scotch

poner fin / whisky escocés
Meaning
to put an end to something; also a type of whisky
Example
The report scotched the rumors of a merger.
El informe puso fin a los rumores sobre una fusión.
B2 verb /ˈskroʊlɪŋ/

scrolling

desplazamiento
Meaning
Moving through content on a screen by sliding up or down.
Example
Scrolling through feeds wastes a lot of time.
Desplazar por los feeds pierde mucho tiempo.
C2 adjective /stəˈkɑː.təʊ/

staccato

detallado y separado
Meaning
short and detached in sound or style, often used in music
Example
The pianist played the notes in a staccato rhythm.
El pianista tocó las notas en un ritmo estacato.
C1 verb /ʃʌn/

Shun

evitar
Meaning
to deliberately avoid or stay away from someone or something
Example
He shuns public attention and prefers privacy.
Él evita la atención pública y prefiere la privacidad.
B2 adjective /ˈʃæb.i/

Shabby

desgastado; en mal estado; con signos de desgaste; injusto o cruel
Meaning
worn out; in poor condition; showing signs of wear; unfair or mean
Example
His shabby clothes showed that he had been traveling for days.
Su ropa desgastada mostraba que había estado viajando durante días.
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.
A2 noun /səˈpraɪz/

surprise

sorpresa
Meaning
a sudden and unexpected event or situation
Example
His arrival was a pleasant surprise.
Su llegada fue una agradable sorpresa.
C2 adjective /ˈsækərɪn/

saccharine

felicidad
Meaning
Excessively sweet or sentimental.
Example
His saccharine smile seemed insincere.
No pudo ocultar su felicidad cuando recibió el premio.
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.
B2 adjective, verb (past) /səˈspɛndɪd/

suspended

suspendido
Meaning
Temporarily not allowed, stopped, or hanging.
Example
He was suspended from school for a week.
Él fue suspendido de la escuela por una semana.
C1 noun /straɪf/

strife

conflicto, lucha
Meaning
angry or violent conflict; struggle or discord
Example
The region has been torn apart by political strife.
La región ha sido desgarrada por el conflicto político.
C1 verb /smɛlt/

smelt

fundir
Meaning
to extract metal from its ore by heating and melting
Example
The workers smelt iron from its ore in the factory.
Los trabajadores funden hierro de su mineral en la fábrica.
C2 noun ˈsɒmnələns

somnolence

somnolencia
Meaning
A state of drowsiness or sleepiness; inclination to sleep.
Example
The somnolence after a heavy meal made it hard to concentrate.
La somnolencia después de una comida pesada hizo difícil concentrarse.
C2 noun /sfɛˈrɪsɪti/

sphericity

esfericidad
Meaning
The quality or state of being spherical; roundness.
Example
The sphericity of the ball made it roll smoothly on the ground.
La esfericidad de la pelota permitió que rodara suavemente sobre el suelo.
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.
C1 adjective /ˈskrɔːni/

scrawny

flaco
Meaning
very thin and bony, often looking unhealthy
Example
The scrawny boy could barely lift the heavy bag.
El chico flaco apenas podía levantar la bolsa pesada.
C1 verb /sɪˈkriːt/

secrete

secreción
Meaning
to produce and release a substance from a cell, gland, or organ
Example
The pancreas secretes insulin to regulate blood sugar levels.
El páncreas secreta insulina para regular los niveles de azúcar en la sangre.
C1 adjective /ˈsɜːrpənˌtiːn/

serpentine

serpenteante
Meaning
Having the shape, movement, or qualities of a serpent; winding or twisting.
Example
The road took a serpentine path through the mountains.
El camino tomaba una ruta serpenteante a través de las montañas.
C1 adjective /ˈstæɡ.nənt/

Stagnant

estancado; inmóvil; sin desarrollo
Meaning
not moving or flowing; showing no activity or development
Example
The stagnant water in the pond was covered with algae.
El agua estancada en el estanque estaba cubierta de algas.
C1 adjective ˈskruː.pjʊ.ləs

scrupulous

escrupuloso
Meaning
Diligent, thorough, and extremely attentive to details; having moral integrity; acting in strict regard for what is considered right or proper.
Example
He is known for being scrupulous in his work.
Es conocido por ser escrupuloso en su trabajo.
C1 noun /ˈspiːʃiː/

specie

moneda
Meaning
money in the form of coins rather than notes or credit
Example
The transaction was made in specie.
La transacción se hizo en monedas.
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.
C1 noun /ˈskaɪ.lɑːrk/

Sky-Lark

alondra
Meaning
a small brown bird known for singing while flying high in the sky
Example
The skylark sang beautifully as it soared above the meadow.
La alondra cantó hermosamente mientras se elevaba sobre el prado.
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.
B2 verb /spɪn/

spin

girar
Meaning
To turn around quickly or cause something to rotate
Example
The dancer began to spin gracefully on the stage.
La bailarina comenzó a girar con gracia en el escenario.
B1 verb /stretʃ/

stretch

estirar
Meaning
to extend or expand; to make or become longer or wider
Example
Athletes stretch their muscles before exercising.
Los atletas estiran sus músculos antes de ejercitarse.
C1 noun /səbˈdʒɛkʃən/

subjection

subyugación
Meaning
the act of bringing someone or something under control or domination
Example
The people suffered under the subjection of a cruel ruler.
El pueblo sufrió bajo la subyugación de un gobernante cruel.
B1 verb /skɪp/

skip

saltar
Meaning
to omit or pass over something; to move lightly or quickly
Example
He decided to skip breakfast and go straight to work.
Decidió saltarse el desayuno e ir directamente al trabajo.
C1 verb /səbˈsaɪd/

subside

disminuir
Meaning
to become less intense, violent, or severe; to sink or fall to a lower level
Example
After the storm, the floodwaters began to subside.
Después de la tormenta, las aguas de la inundación comenzaron a disminuir.
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.
B1 adjective /ˈspaɪ.si/

Spicy

picante
Meaning
having a strong, hot flavor from spices; containing spices
Example
This curry is too spicy for me to eat.
Este curry está demasiado picante para que lo coma.
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 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.
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.
A1 verb /sɔ/

saw

cortar con sierra
Meaning
to cut with a saw; to use a cutting tool
Example
The carpenter saws the wood into pieces.
El carpintero corta la madera en pedazos.
C1 adjective ˌsɪmbɪˈɒtɪk

symbiotic

simbiótico
Meaning
Involving interaction between two different organisms living in close physical association.
Example
The relationship between the bee and the flower is symbiotic.
La relación entre la abeja y la flor es simbiótica.
C2 noun /ˈskʌl.i.ən/

scullion

sirviente de cocina
Meaning
a servant assigned the most menial kitchen tasks
Example
In medieval times, a scullion was responsible for cleaning pots and pans.
En la Edad Media, un scullion era responsable de limpiar las ollas y sartenes.
B2 adjective /sə'spɪʃ.əs/

Suspicious

sospechoso; dudoso
Meaning
having or showing distrust; doubtful; questionable
Example
The police found his behavior very suspicious.
La policía encontró su comportamiento muy sospechoso.
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.
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.
B2 noun/verb /swɔːrm/

swarm

enjambre
Meaning
A large group of insects or people moving together.
Example
A swarm of bees surrounded the tree.
Un enjambre de abejas rodeó el árbol.
C1 adjective /ˈskeɪ.li/

Scaly

escamoso
Meaning
covered with scales; having a rough surface like scales
Example
The fish has scaly skin.
El pez tiene la piel escamosa.
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.
B1 noun /ˈspæroʊ/

Sparrow

gorrión
Meaning
small brown and grey bird commonly found in cities and towns
Example
The sparrow chirped cheerfully from the tree branch.
El gorrión cantó alegremente desde la rama del árbol.
B1 noun /ʃɑːrk/

Shark

tiburón
Meaning
a large marine fish with sharp teeth and a cartilaginous skeleton
Example
The shark is a powerful predator of the ocean.
El tiburón es un poderoso depredador del océano.
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.
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.
A2 verb /sɜːrtʃ/

search

buscar
Meaning
to look carefully for someone or something; to examine thoroughly
Example
The police searched the house for evidence.
La policía registró la casa en busca de pruebas.
C1 noun /ˌstætɪˈstɪʃən/

statistician

estadístico
Meaning
A person who specializes in collecting, analyzing, and interpreting numerical data.
Example
The statistician presented the survey results with great clarity.
El estadístico presentó los resultados de la encuesta con gran claridad.
A2 adjective /streɪndʒ/

strange

extraño
Meaning
unusual or not normal
Example
It was strange to see him at the party after so long.
Era extraño verlo en la fiesta después de tanto tiempo.
C1 noun /ˈsɒl.ɪs/

Solace

consuelo
Meaning
comfort or consolation in a time of distress or sadness
Example
She found solace in music after her loss.
Encontró consuelo en la música después de su pérdida.
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.
C1 adjective /ˈsʌn.dri/

sundry

diverso
Meaning
Various or miscellaneous.
Example
The shop sells fruits, clothes, and sundry items.
La tienda vende frutas, ropa y varios artículos.
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.
B2 noun /ˈstɑːrtər/

starter

persona o cosa que inicia algo; el primer plato de una comida
Meaning
a person or thing that starts something; the first course of a meal
Example
The starter of the meal was a fresh salad.
El primer plato de la comida era una ensalada fresca.
C1 noun /ˈsed.ɪ.mənt/

Sediment

sedimento
Meaning
matter that settles to the bottom of a liquid; particles deposited by water or wind
Example
The river carried sediment downstream during the flood.
El río llevó sedimento río abajo durante la inundación.
C1 noun /ˈstæl.i.ən/

stallion

caballo macho para cría
Meaning
An adult male horse that is not castrated, often used for breeding.
Example
The farm owns a powerful stallion for breeding purposes.
La granja posee un caballo macho poderoso para fines de cría.
B2 verb /ˈsɪmpəθaɪz/

sympathize

compadecer
Meaning
to feel sorry for someone; to understand and share someone's feelings
Example
I sympathize with your loss.
Siento compasión por tu pérdida.
C2 noun /ˈsɜːfdəm/

serfdom

servidumbre
Meaning
The status or condition of being a serf, bound to work for a lord.
Example
Many peasants in medieval Europe lived under serfdom.
Muchos campesinos en la Europa medieval vivían bajo la servidumbre.
C1 verb /ˈstæmər/

stammer

tartamudear
Meaning
To speak with sudden involuntary pauses and a tendency to repeat the initial letters of words.
Example
The nervous student began to stammer during his speech.
El estudiante nervioso comenzó a tartamudear durante su discurso.
C2 noun /ˈsɪnjuː/

sinew

tendón
Meaning
A tendon; figuratively, the source of strength, power, or resilience.
Example
The sinews in his arms stood out as he lifted the heavy box.
Los tendones en sus brazos se destacaron cuando levantó la caja pesada.
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.
B2 noun /ˈsɪmptəm/

symptom

síntoma
Meaning
a sign or indication of something, especially of an illness
Example
Fever is a common symptom of the flu.
La fiebre es un síntoma común de la gripe.
C1 noun /sɛkt/

sect

secta
Meaning
a subgroup of a larger religious or political group, often with differing beliefs
Example
The group split into different sects due to doctrinal differences.
El grupo se dividió en diferentes sectas debido a las diferencias doctrinales.
A1 noun /striːt/

street

calle
Meaning
a public road in a city or town, typically with buildings on one or both sides
Example
He walked down the street to the park.
Caminó por la calle hasta el parque.
A2 verb /ʃeɪk/

shake

sacudir
Meaning
to move quickly back and forth; to tremble
Example
The earthquake made the building shake.
El terremoto hizo que el edificio se sacudiera.
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.
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.
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.
C2 verb /ˈsɪmpər/

simper

sonreír de manera tonta o afectada
Meaning
to smile in a silly, self-conscious, or affected way
Example
She simpered at his compliment, clearly embarrassed.
Ella sonrió tontamente ante su cumplido, claramente avergonzada.
B2 adjective sɪnˈθet̬.ɪk

synthetic

sintético
Meaning
Made by chemical synthesis, especially to imitate a natural product; artificial.
Example
Synthetic chemicals are used in processed foods.
Los productos químicos sintéticos se utilizan en los alimentos procesados.
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.
C1 noun /ˌsæl.ɪ.naɪˈzeɪ.ʃən/

salinization

aumento de salinidad
Meaning
The process of increasing salt content in soil.
Example
Excessive irrigation can cause salinization of farmland.
El riego excesivo puede causar aumento de salinidad en los campos.
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 noun /sʌnd raɪs/

Sunned rice

arroz secado al sol
Meaning
Rice that has been dried in the sun; parched rice
Example
The farmers spread the sunned rice on mats to dry completely.
Los agricultores extendieron el arroz secado al sol sobre alfombras para que se secara completamente.
B2 noun /speɪd/

Spade

pala
Meaning
a tool with a flat blade for digging; a playing card suit
Example
The gardener used a spade to dig holes for planting flowers.
El jardinero usó una pala para cavar hoyos para plantar flores.
C1 noun /ˈsɔː.dʌst/

sawdust

aserrín
Meaning
The tiny particles of wood produced by sawing or sanding.
Example
The floor was covered with sawdust from the carpentry work.
El suelo estaba cubierto con aserrín del trabajo de carpintería.
C1 adjective /ˈskrʌmpʃəs/

scrumptious

exquisito
Meaning
extremely tasty or delicious
Example
She baked a scrumptious chocolate cake for the party.
Ella horneó un exquisito pastel de chocolate para la fiesta.
B2 noun /ˈsiːkər/

seeker

buscador
Meaning
a person who is looking for something, especially knowledge or truth
Example
The seeker traveled far to find the answers to his questions.
El buscador viajó lejos para encontrar las respuestas a sus preguntas.
B2 noun /ˈsɪnθɪsɪs/

synthesis

síntesis, combinación
Meaning
The combination of ideas to form a theory or system.
Example
The synthesis of ideas from multiple perspectives led to innovation.
La síntesis de ideas desde múltiples perspectivas condujo a la innovación.
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 /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.
C1 verb /ˈswɛltər/

swelter

sufrir por calor intenso
Meaning
to suffer from intense heat
Example
We began to swelter in the midday sun.
Empezamos a sudar bajo el sol del mediodía.
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.
B2 verb /ˈstʌmbəl/

stumble

tropezar
Meaning
to trip or lose balance while walking or running; to make a mistake or falter
Example
He stumbled on the uneven pavement.
Él tropezó en el pavimento desigual.
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.
A2 noun /ˈsɪstəm/

system

sistema
Meaning
a set of connected parts forming a complex whole; an organized method
Example
The education system needs major reforms.
El sistema educativo necesita reformas importantes.
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 adjective /spæzˈmɒdɪk/

spasmodic

espasmódico
Meaning
occurring irregularly or in sudden bursts
Example
The patient experienced spasmodic coughing during the night.
El paciente experimentó tos espasmódica durante la noche.
C1 noun /ˌsɒl.jʊˈbɪləti/

solubility

solubilidad
Meaning
The ability of a substance to dissolve in a solvent.
Example
The solubility of salt in water is high.
La solubilidad de la sal en agua es alta.
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 adjective /ˈsætɪsfaɪd/

satisfied

satisfecho
Meaning
Pleased or content with what has been achieved or received.
Example
He felt satisfied after finishing his project.
Se sintió satisfecho después de terminar su proyecto.
C1 adjective /səbˈmɪs.ɪv/

Submissive

sumiso; obediente; sumiso
Meaning
ready to obey others; yielding to authority; humble and compliant
Example
She became submissive after years of harsh treatment.
Se volvió sumisa después de años de trato severo.
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 adjective /ˈsɪlvən/

sylvan

boscosa
Meaning
Relating to or characteristic of the woods or forest.
Example
The cottage was set in a sylvan landscape full of tall trees.
La cabaña estaba situada en un paisaje boscosa lleno de árboles altos.
C2 verb /ˈstjuːpɪˌfaɪ/

stupefy

dejar atónito
Meaning
to make someone unable to think clearly, usually because of surprise or shock
Example
The magician's tricks stupefied the audience.
Los trucos del mago dejaron atónita a la audiencia.
C1 noun /sɪr/

seer

vidente
Meaning
A person who is supposed to be able to see what will happen in the future; a prophet.
Example
The seer predicted a great change in the kingdom.
El vidente predijo un gran cambio en el reino.
B1 noun /ʃɒk/

shock

shock
Meaning
a sudden upsetting or surprising event or experience
Example
The news of his sudden departure was a shock to everyone.
La noticia de su repentina partida fue un shock para todos.
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 /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 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.
C1 verb /ˈstɪntɪŋ/

stinting

dar con tacañería
Meaning
to supply sparingly or with restrictions
Example
He never stinting his efforts to help the poor.
Él nunca escatima esfuerzos para ayudar a los pobres.