quality sleep
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B2 noun ˈkwɒlɪti sliːp

quality sleep

sueño de calidad
Meaning
Deep and healthy sleep that is adequate and restorative, ensuring physical and mental well-being
Example
Quality sleep improves cognitive function and overall health.
El sueño de calidad mejora la función cognitiva y la salud en general.
C1 noun /ˈtæl.i/

Tally

conteo; registro; puntuación
Meaning
a count or record of a number or amount; a score or total
Example
Keep a tally of how many books you read this month.
Lleva un conteo de cuántos libros lees este mes.
C1 noun, verb /ˈtætər/

tatter

trapo rasgado
Meaning
A torn piece of cloth or clothing; to become ragged or torn.
Example
The old flag hung in tatters after the storm.
La vieja bandera colgaba hecha trizas después de la tormenta.
C2 adjective /mæɡˈnɪləkwənt/

magniloquent

lenguaje pomposo
Meaning
using high-flown or pompous language
Example
The politician’s magniloquent speech impressed the crowd.
El discurso pomposo del político impresionó a la multitud.
A2 adjective ˈmed.ɪ.kəl

medical

médico
Meaning
Relating to the practice of medicine or the treatment of illness and injuries.
Example
Medical education has improved significantly.
La educación médica ha mejorado significativamente.
B1 noun /lenz/

lens

lente
Meaning
a curved piece of glass or plastic that makes things look clearer or larger when you look through it
Example
He cleaned the camera lens before taking the picture.
Él limpió la lente de la cámara antes de tomar la foto.
C2 noun /ˈbuːbi/

booby

tonto
Meaning
a foolish or gullible person; a silly individual
Example
He felt like a booby after making such a simple mistake.
Se sintió como un tonto después de cometer un error tan simple.
B2 verb /ˈbrɪdʒɪŋ/

bridging

construir un puente, hacer conexiones
Meaning
The action of building a bridge over something; connecting or reducing the distance between two things.
Example
The new initiative is bridging the gap between urban and rural development.
La nueva iniciativa está tendiendo un puente entre el desarrollo urbano y rural.
C1 adjective /ɪˈræʃənəl/

irrational

irracional
Meaning
not logical or reasonable; lacking clear thought
Example
His fear of the dark was completely irrational.
Su miedo a la oscuridad era completamente irracional.
C2 noun /ˈklaɪ.mɪŋ læŋ læŋ/

Climbing lang lang

planta trepadora lang lang
Meaning
a climbing plant with fragrant flowers native to tropical regions
Example
The climbing lang lang vine produces beautiful fragrant flowers.
La planta trepadora lang lang produce hermosas flores fragantes.
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.
C2 noun /ˈæpəˌsteɪt/

apostate

apóstata
Meaning
A person who renounces a religious or political belief or principle.
Example
He was labeled an apostate after abandoning the faith of his community.
Fue etiquetado como apóstata después de abandonar la fe de su comunidad.
C1 verb /ɪnˈtaɪs/

entice

atraer
Meaning
to attract or tempt someone by offering something appealing
Example
The advertisement was designed to entice customers into the store.
El anuncio fue diseñado para atraer a los clientes a la tienda.
C1 noun /ˌæntɪˈsiːdənt/

antecedent

antecedente
Meaning
something that came before; a previous event, condition, or cause
Example
The cultural antecedents of this festival go back centuries.
Los antecedentes culturales de este festival datan de siglos atrás.
B2 noun /ˈprɪv.ə.lɪdʒ/

Privilege

privilegio
Meaning
a special right or advantage that only one person or group has
Example
It's a privilege to work with such talented people.
Es un privilegio trabajar con personas tan talentosas.
C2 noun /ˈkɔːrsər/

courser

caballo rápido o caballo de caza
Meaning
a swift horse or a hunting horse
Example
The knight rode a fast courser into battle.
El caballero montó un corcel rápido en la batalla.
B2 noun ˌæn.tiˈɒk.sɪ.dənts

antioxidants

antioxidantes
Meaning
A substance that may prevent or delay some types of cell damage.
Example
Fruits and vegetables are rich in antioxidants.
Las frutas y verduras son ricas en antioxidantes.
C1 noun /ˈspɛkjʊˌleɪtər/

speculator

especulador
Meaning
A person who forms theories without evidence, or invests in assets hoping for profit.
Example
The real estate speculator bought land hoping its value would rise.
El especulador de bienes raíces compró tierras con la esperanza de que su valor aumentaría.
C2 adjective /njuːˈtoʊniən/

newtonian

relacionado con las leyes de Newton
Meaning
relating to the laws of motion and gravitation formulated by Sir Isaac Newton
Example
The scientist explained the Newtonian laws of motion.
El científico explicó las leyes de movimiento newtonianas.
C1 noun /ˌædʒ.ɪˈteɪ.ʃən/

agitation

agitación
Meaning
a state of nervousness, excitement, or unrest; or action of stirring up public concern
Example
There was visible agitation among the crowd.
Hubo agitación visible entre la multitud.
C1 noun ˈθɜː.məl stres

thermal stress

estrés térmico
Meaning
Stress caused by excessive heat that affects plant growth and development.
Example
High thermal stress affects plant growth.
El estrés térmico afecta el crecimiento de las plantas.
B2 noun ˈbreɪk.θruː

breakthrough

descubrimiento importante
Meaning
A sudden, dramatic, and important discovery or development.
Example
The breakthrough opens doors for new technology.
El descubrimiento abre puertas para nuevas tecnologías.
B2 verb /əˈweɪkən/

awaken

despertar
Meaning
to stop sleeping; to cause to become aware
Example
The loud noise awakened the entire neighborhood.
El ruido fuerte despertó a todo el vecindario.
B2 noun /ɪɡˌzædʒ.əˈreɪ.ʃən/

Exaggeration

exageración
Meaning
a statement that represents something as better or worse than it really is
Example
His story about the fish he caught was clearly an exaggeration.
Su historia sobre el pez que atrapó era claramente una exageración.
C1 noun /ˈduːmz.deɪ/

Doomsday

el día del juicio final; el día del fin del mundo
Meaning
the last day of the world's existence; a time of catastrophic destruction
Example
The preacher spoke about doomsday and the importance of preparing spiritually.
El predicador habló sobre el día del juicio final y la importancia de prepararse espiritualmente.
A2 noun /wɔːr/

War

guerra
Meaning
a state of armed conflict between different countries or different groups within a country
Example
The war lasted for five years and caused great destruction.
La guerra duró cinco años y causó gran destrucción.
B2 noun /ˌsɛlf ɪˈstiːm/

self-esteem

autoestima
Meaning
confidence in one's own worth or abilities; self-respect
Example
Building self-esteem takes time and consistent effort.
Construir la autoestima requiere tiempo y esfuerzo constante.
C1 adjective /pərˈtɜːrbd/

perturbed

perturbado
Meaning
feeling anxious, unsettled, or disturbed
Example
He looked perturbed after hearing the bad news.
Se veía perturbado después de escuchar las malas noticias.
C1 adjective /ˈnɔːrmətɪv/

normative

normativo
Meaning
relating to rules, standards, or norms that govern behavior or beliefs
Example
The study focused on the normative aspects of cultural behavior.
El estudio se centró en los aspectos normativos del comportamiento cultural.
C1 noun /ˈflæn.əl/

Flannel

flanela
Meaning
a soft woven fabric, typically made of wool or cotton and slightly milled and raised
Example
He wore a warm flannel shirt in winter.
Él usó una camisa de flanela cálida en invierno.
C1 adjective /dɪˈplɔːrəbl/

deplorable

despreciable
Meaning
deserving strong condemnation; shockingly bad in quality
Example
The refugees were living in deplorable conditions.
Los refugiados vivían en condiciones deplorables.
C2 verb /ˈwɛltər/

welter

dar vueltas en caos
Meaning
to roll or toss about in a confused or disorderly way; to be in turmoil
Example
The city weltered in chaos after the sudden blackout.
La ciudad se sumió en el caos después del apagón repentino.
B2 verb ˈmɪnɪmaɪz

minimize

minimizar
Meaning
Reduce (something, especially something unwanted or unpleasant) to the smallest possible amount or degree.
Example
Efforts should be made to minimize plastic usage.
Se deben hacer esfuerzos para minimizar el uso de plásticos.
C2 verb /ɪˈfɛktʃueɪt/

effectuate

efectuar
Meaning
to put into force or cause to happen; to bring about
Example
The manager effectuated the changes to improve efficiency.
El gerente efectuó los cambios para mejorar la eficiencia.
B2 noun ˈnɒv.əl.ti

novelty

novedad
Meaning
The quality of being new, original, or unusual; a new or unfamiliar thing or experience.
Example
The novelty of the invention attracted investors.
La novedad de la invención atrajo a los inversores.
C2 verb /ˌæpərˈteɪn/

appertain

pertenecer
Meaning
to relate to or be connected with something
Example
The rules only appertain to members of the club.
Las reglas solo pertenecen a los miembros del club.
B2 noun /ˈkɒmənˌtɛri/

commentary

comentario
Meaning
An expression of opinions or explanations about an event, situation, or text.
Example
The professor's commentary on the novel was insightful.
El comentario del profesor sobre la novela fue perspicaz.
A1 noun /ker/

Care

cuidado; protección; atención
Meaning
the provision of what is necessary for health, welfare, or protection
Example
The nurse provided excellent care for the elderly patients.
La enfermera proporcionó un excelente cuidado a los pacientes mayores.
C2 noun, verb /ˈfɪlɪˌbʌstər/

filibuster

una táctica de retrasar la acción legislativa mediante discursos prolongados; usar tal táctica
Meaning
a tactic of delaying legislative action by prolonged speech; to use such a tactic
Example
The senator filibustered for hours to prevent the bill from passing.
El senador filibusteó durante horas para evitar que se aprobara el proyecto de ley.
C1 adjective /ʌnˈsteɪtɪd/

unstated

no expresado
Meaning
not expressed directly in words; implied or left unsaid
Example
The contract included several unstated expectations.
El contrato incluía varias expectativas no expresadas.
C2 adjective /ˌmæl.əˈfɪʃ.ənt/

maleficient

maléfico
Meaning
Doing harm or evil; having a harmful effect.
Example
The maleficient acts of the tyrant ruined the kingdom.
Los actos maléficos del tirano arruinaron el reino.
C1 noun ˌkɒn.ʃiˈen.ʃəs.nəs

conscientiousness

conciencia
Meaning
The quality of wishing to do one's work or duty well and thoroughly; diligence.
Example
Her conscientiousness in work led to a well-organized project.
Su conciencia en el trabajo condujo a un proyecto bien organizado.
A2 noun /vɔɪs/

voice

voz
Meaning
the sound produced by the vocal cords; the ability to speak or express oneself
Example
She has a beautiful voice that captivates the audience.
Ella tiene una voz hermosa que cautiva a la audiencia.
A2 adverb /ˈsɜː.tən.li/

Certainly

ciertamente
Meaning
without doubt; definitely; used to agree or give permission
Example
I will certainly help you with this project.
Ciertamente te ayudaré con este proyecto.
B2 noun/verb /bʌst/

bust

busto/romper
Meaning
As a noun: A sculpture of a person's head, shoulders, and chest; As a verb: To break, smash, or arrest.
Example
The police busted the gang last night.
La policía arrestó a la banda anoche.
B2 verb /ˈræm.bəl/

ramble

hablar o escribir durante mucho tiempo de manera confusa o sin sentido; caminar sin un rumbo fijo por placer
Meaning
to talk or write at length in a confused or inconsequential way; to walk for pleasure without a fixed route.
Example
He rambled on about his childhood for hours.
Él habló durante horas sobre su infancia de manera confusa.
C2 noun /kənˌɡlɒməˈreɪʃən/

conglomeration

conglomerado
Meaning
A collection or mixture of different things grouped together.
Example
The market is a conglomeration of small shops and food stalls.
El mercado es un conglomerado de pequeñas tiendas y puestos de comida.
C1 noun /ɪnˈkrəʊtʃmənt/

encroachment

intrusión
Meaning
the act of gradually intruding or taking over someone’s rights, land, or space
Example
The villagers protested against the encroachment on their farmland.
Los aldeanos protestaron contra la intrusión en sus tierras agrícolas.
B2 adjective /ˈɪn.tɪ.mət/

Intimate

íntimo; cercano; privado
Meaning
close in friendship; private and personal; detailed knowledge
Example
They have an intimate friendship that has lasted for decades.
Ellos tienen una amistad íntima que ha durado décadas.
A2 noun /ˈtælənt/

talent

talento
Meaning
natural aptitude or skill
Example
She has a great talent for painting.
Ella tiene un gran talento para la pintura.
C1 verb /dɪˈspɜːrs/

disperse

dispersar
Meaning
To scatter or spread widely in different directions.
Example
The police used tear gas to disperse the crowd.
La policía usó gas lacrimógeno para dispersar a la multitud.
A1 pronoun /hiː/

he

él (masculino)
Meaning
used to refer to a male person or animal already mentioned or easily identified
Example
He is my best friend.
Él es mi mejor amigo.
C1 verb /ˈmʌmbəl/

mumble

murmurar
Meaning
To speak quietly and not clearly so that words are difficult to understand.
Example
He mumbled an apology before leaving.
Él murmuró una disculpa antes de irse.
C1 adjective /ˈædʒ.aɪl/

agile

rápido y flexible
Meaning
able to move quickly and easily; quick and adaptable in thinking or action
Example
The startup team was agile in responding to market changes.
El equipo de la startup fue ágil al responder a los cambios del mercado.
C2 noun /lænˈtɑː.nə/

Lantana

lantana
Meaning
a tropical flowering plant with clusters of small colorful flowers
Example
The lantana flowers attract butterflies to the garden.
Las flores de lantana atraen mariposas al jardín.
B2 noun /ˈsɛntəmənt/

Sentiment

sentimiento
Meaning
a feeling or opinion, especially one based on emotion; tender feelings of affection
Example
Public sentiment was strongly against the new policy.
La opinión pública estaba fuertemente en contra de la nueva política.
C2 noun /məˈdæliən/

medallion

medallón
Meaning
a large medal or decorative piece, often worn as jewelry or used in architecture
Example
She wore a gold medallion around her neck.
Ella llevaba un medallón de oro alrededor de su cuello.
A2 noun /ˈbʌt.ər.flaɪ/

Butter-fly

mariposa
Meaning
a flying insect with large colorful wings
Example
The beautiful butterfly landed on the flower.
La hermosa mariposa se posó sobre la flor.
C1 noun /ɪˈmɜː.ʃən/

immersion

inmersión
Meaning
Complete engagement in an environment or experience.
Example
Immersion in VR games makes users feel like they are inside the virtual world.
La inmersión en juegos de VR hace que los usuarios sientan como si estuvieran dentro del mundo virtual.
B2 verb /slæm/

slam

golpear con fuerza
Meaning
to close or hit something with great force
Example
He slammed the door angrily after the argument.
Él slaméo la puerta enojado después de la discusión.
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.
B1 noun /ˈdaɪ.mənd/

Diamond

diamante
Meaning
a precious stone that is extremely hard and brilliant when cut
Example
She wore a diamond ring on her finger.
Ella llevó un anillo de diamante en su dedo.
B1 noun/verb /ˈleɪ.bər/

labor

trabajo
Meaning
work, especially hard physical work; to work hard
Example
The workers labored in the hot sun all day.
Los trabajadores trabajaron bajo el sol caliente todo el día.
C1 adjective /səˈriːn/

serene

sereno y pacífico
Meaning
Calm, peaceful, and untroubled; tranquil.
Example
The lake had a serene and peaceful atmosphere.
El lago tenía una atmósfera serena y pacífica.
A1 noun /her/

Hair

cabello
Meaning
any of the fine thread-like strands growing from the skin of humans and animals
Example
She decided to cut her long hair short for a fresh new look this summer.
Decidió cortar su largo cabello para un nuevo look fresco este verano.
C1 adjective /ˈnjuː.ɑːnst/

nuanced

matizado
Meaning
Characterized by subtle shades of meaning or expression; having fine gradations of meaning, tone, or feeling.
Example
His analysis of the novel was highly nuanced.
Su análisis de la novela fue muy matizado.
C1 noun /ˈmæroʊ/

Marrow

médula ósea
Meaning
A soft fatty substance in the cavities of bones; the essence of something
Example
The bone marrow produces blood cells in the human body.
La médula ósea produce células sanguíneas en el cuerpo humano.
B1 noun /ˈeər fɔːrs/

Air force

fuerza aérea
Meaning
the military organization of a country that uses aircraft for fighting
Example
The air force conducted a training exercise over the mountains.
La fuerza aérea realizó un ejercicio de entrenamiento sobre las montañas.
C2 adjective /ɡlɪb/

glib

superficial pero insincero
Meaning
speaking easily but without sincerity or depth
Example
The politician gave a glib answer to a serious question.
El político dio una respuesta superficial a una pregunta seria.
C2 adjective /ˈspaɪnəs/

spinous

espinoso
Meaning
Having spines or thorn-like projections
Example
The spinous cactus was difficult to handle without gloves.
El cactus espinoso era difícil de manejar sin guantes.
C1 adjective /ɪnˈtjuː.ɪ.tɪv/

intuitive

intuitivo
Meaning
Based on instinctive understanding rather than reasoning.
Example
The software has an intuitive design that makes it easy to use.
El software tiene un diseño intuitivo que lo hace fácil de usar.
B2 noun /ˈɜːnɪŋz/

earnings

ingresos
Meaning
money obtained in return for labor or services
Example
Her monthly earnings are enough to support her family.
Sus ingresos mensuales son suficientes para mantener a su familia.
B1 noun prəˈtek.ʃən

protection

protección
Meaning
The action of protecting someone or something, or the state of being protected.
Example
The movement focused on the protection of rights.
El movimiento se centró en la protección de los derechos.
B2 noun /ɪkˈspen.dɪ.tʃər/

expenditure

gasto
Meaning
The action of spending funds; an amount of money spent.
Example
Managing expenditure is critical for budgeting.
Gestionar el gasto es fundamental para hacer un presupuesto.
C1 verb ˈsɪn.ɚ.dʒaɪz

synergize

sinergizar, combinar de manera que aumente la efectividad.
Meaning
combine in such a way as to enhance effectiveness.
Example
The departments must synergize to improve efficiency.
Los departamentos deben sinergizar para mejorar la eficiencia.
B2 noun /vəˈlɪd.ɪ.ti/

Validity

validez
Meaning
the quality of being legally or officially acceptable; the quality of being logically or factually sound
Example
The validity of the contract expires next month.
La validez del contrato expira el próximo mes.
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.
C1 adjective /ˈɪndɪɡoʊ bluː/

Indigo-blue

azul índigo
Meaning
a deep blue color with a purplish tinge
Example
The indigo-blue sky looked magnificent at twilight.
El cielo azul índigo se veía magnífico al atardecer.
A1 noun /nuːz/

news

noticias
Meaning
newly received or noteworthy information, especially about recent events
Example
The news about the storm spread quickly.
Las noticias sobre la tormenta se extendieron rápidamente.
C2 noun /kəˈpærɪsən/

caparison

cubierta ornamental para un caballo; ropa o decoración rica y elaborada
Meaning
an ornamental covering for a horse; rich and elaborate clothing or decoration
Example
The king’s horse was adorned with a golden caparison.
El caballo del rey estaba adornado con un caparison de oro.
C1 adjective /ˈfrɪdʒɪd/

Frigid

frío; helado
Meaning
extremely cold; freezing; icy
Example
The frigid weather made it difficult to go outside.
El clima frío dificultó salir afuera.
B2 noun /ɑːrˈkeɪd/

arcade

arcade
Meaning
a covered passage with arches along one or both sides; also a place with coin-operated games
Example
The children spent the afternoon playing games at the arcade.
Los niños pasaron la tarde jugando en el arcade.
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 noun /ˈsikwəl/

Sequel

secuela
Meaning
a published, broadcast, or recorded work that continues the story or develops the theme of an earlier one; something that takes place after or as a result of an earlier event
Example
The movie sequel was even more successful than the original.
La secuela de la película fue aún más exitosa que la original.
B2 adjective, noun /ˈsaɪkɪk/

psychic

psíquico
Meaning
relating to the mind or supernatural powers; a person claiming to have extrasensory abilities
Example
The psychic claimed she could predict the future.
La psíquica afirmó que podía predecir el futuro.
A2 noun /ˈfɪt.nəs/

fitness

condición física
Meaning
The condition of being physically fit and healthy, or the quality of being suitable to fulfill a particular role or task.
Example
Fitness tests ensure vehicle safety.
Las pruebas de acondicionamiento físico aseguran la seguridad del vehículo.
C2 adjective /ˌɪndɪˈvɜːrtɪbəl/

indivertible

no desviable
Meaning
Not able to be turned aside or diverted.
Example
The judge's indivertible attention was on the case.
La atención del juez no podía desviarse del caso.
A2 verb /kəˈlɛkt/

collect

recoger
Meaning
to gather together; to accumulate items
Example
I collect stamps as a hobby.
Colecciono sellos como pasatiempo.
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 /ˈpɪt.əns/

pittance

miseria
Meaning
a very small or inadequate amount of money
Example
She worked long hours for a mere pittance.
Ella trabajó muchas horas por una miseria.
C1 noun /ˈpeɪθɒs/

pathos

patos
Meaning
a quality in speech, writing, or events that evokes pity or deep emotion
Example
The documentary balanced pathos with hope, making the audience both weep and think.
El documental equilibró el pathos con la esperanza, haciendo que la audiencia llorara y pensara.
B2 verb /dʒɑːɡ/

jog

trotar
Meaning
to run at a slow, steady pace for exercise
Example
She jogs every morning in the park.
Ella trota todas las mañanas en el parque.
C1 noun /kriːd/

creed

creencia, principio
Meaning
A system of religious or spiritual beliefs or a guiding principle.
Example
Freedom of speech is part of his personal creed.
La libertad de expresión es parte de su credo personal.
B1 noun /ˌvɒl.ənˈtɪər/

Volunteer

voluntario
Meaning
a person who freely offers to take part in an enterprise or undertake a task
Example
Many volunteers helped distribute food to the homeless.
Muchos voluntarios ayudaron a distribuir comida a los personas sin hogar.
B2 noun /ˈkæriər/

carrier

transportista
Meaning
A person or thing that carries, transports, or conveys something; also an organization that provides transport services.
Example
The airline is the largest carrier in the country.
La aerolínea es el mayor transportista del país.
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.
A2 verb /kræʃ/

crash

felicidad
Meaning
To collide violently; to suddenly stop working (for machines or computers).
Example
The car crashed into the wall at high speed.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 verb /ˈbaʊdləˌraɪz/

bowdlerize

eliminar partes ofensivas
Meaning
to remove or modify parts of a text considered offensive or inappropriate
Example
The editor bowdlerized the novel to make it suitable for children.
El editor boudlerizó la novela para hacerla adecuada para los niños.
C1 noun /ˈtɪt.bɪt/

Titbit

un pequeño trozo de comida sabrosa; una pequeña pieza interesante de información
Meaning
a small piece of tasty food; a small interesting piece of information
Example
She served delicious titbits at the party.
Ella sirvió deliciosos bocaditos en la fiesta.
A2 adverb /ˈfaɪ.nəl.i/

Finally

finalmente
Meaning
at last; after a long time; in the end; as the last point
Example
After years of hard work, she finally achieved her goal.
Después de años de arduo trabajo, ella finalmente alcanzó su meta.
C1 adjective /ɡlaɪˈsiː.mɪk/

glycemic

relacionado con la glucosa
Meaning
Relating to the presence of glucose in the blood and how foods affect blood sugar levels.
Example
High-glycemic foods cause a rapid increase in blood sugar.
Los alimentos con alto índice glucémico causan un aumento rápido del azúcar en la sangre.
B2 noun /njuːˈtrɪʃ.ən/

nutrition

nutrición
Meaning
The process of providing or obtaining the food necessary for health and growth.
Example
Good nutrition is vital for a healthy life.
Una buena nutrición es vital para una vida saludable.
C2 adjective /rɪˈkʌmbənt/

recumbent

reclinado
Meaning
lying down or in a resting position
Example
He was found recumbent on the sofa after a long day.
Él fue encontrado recostado en el sofá después de un largo día.
A2 verb /fiːd/

feed

alimentar
Meaning
to give food to a person or animal
Example
She feeds the birds every morning.
Ella alimenta a los pájaros todas las mañanas.
C1 verb /ˈmʌd.əl/

muddle

desordenar
Meaning
to mix things up in a confused way or to make a mess of something
Example
He muddled the papers and couldn’t find the report.
Él desordenó los papeles y no pudo encontrar el informe.
B2 verb /fʊlˈfɪl/

fulfil

cumplir
Meaning
to complete or achieve something that was expected or promised; to satisfy a requirement or desire
Example
She worked hard to fulfil her dream of becoming a doctor.
Trabajó duro para cumplir su sueño de convertirse en doctora.
C1 noun /ˌtrɛpɪˈdeɪʃən/

trepidation

temor
Meaning
a feeling of fear or anxiety about something that may happen
Example
She opened the letter with some trepidation.
Ella abrió la carta con algo de temor.
C1 verb /bɪˈsiːdʒ/

besiege

sitio
Meaning
to surround a place with armed forces to capture it; to overwhelm with requests or attention
Example
The city was besieged by enemy troops.
La ciudad fue sitiada por tropas enemigas.
C1 noun ˌskeɪ.ləˈbɪl.ə.ti

scalability

escalabilidad
Meaning
The capacity to be changed in size or scale; the ability of a system to handle a growing amount of work.
Example
The new software offers high scalability for large enterprises.
El nuevo software ofrece alta escalabilidad para grandes empresas.
C1 adjective /æmˈbɪvələnt/

ambivalent

ambivalente
Meaning
Having mixed or contradictory feelings about something or someone.
Example
She was ambivalent about accepting the new job offer.
Ella estaba ambivalente acerca de aceptar la nueva oferta de trabajo.
B2 noun ˌriːkənˈstrʌkʃn

reconstruction

reconstrucción
Meaning
The action or process of reconstructing or being reconstructed.
Example
The reconstruction project took years.
El proyecto de reconstrucción tomó años.
C2 noun /ˈʃaɪstər/

shyster

estafador
Meaning
a person, especially a lawyer, who uses unscrupulous or dishonest methods
Example
The businessman was exposed as a shyster who cheated clients.
El hombre de negocios fue expuesto como un estafador que engañaba a los clientes.
B2 adjective /ˈhɑlːoʊ/

Hollow

hueco; vacío;
Meaning
having an empty space inside; lacking substance or meaning; insincere
Example
The hollow tree trunk provided shelter for small animals.
El tronco del árbol hueco proporcionó refugio a pequeños animales.
C1 verb /bloʊt/

bloat

hinchar
Meaning
to swell or cause to swell, often due to fluid or gas
Example
Eating too much junk food can bloat your stomach.
Comer demasiada comida chatarra puede hacer que tu estómago se hinche.
C1 noun /ˈtrɛmər/

tremor

temblor
Meaning
a slight shaking movement in a person’s body or in the ground
Example
A small tremor was felt before the earthquake.
Se sintió un pequeño temblor antes del terremoto.
C2 noun mɒnəˈtɑːskɪŋ

monotasking

hacer una tarea a la vez
Meaning
The practice of dedicating oneself to a given task and minimizing potential interruptions until the task is completed or a significant period of time has elapsed.
Example
Monotasking can often lead to higher quality work.
El monotasking a menudo conduce a un trabajo de mayor calidad.
C2 noun /ˈɪmpjʊdəns/

impudence

desvergüenza
Meaning
Rude and disrespectful behavior.
Example
The student's impudence shocked the entire class.
La desvergüenza del estudiante sorprendió a toda la clase.
C1 adjective /rɪˈzɪdjuəl/

residual

residual
Meaning
Remaining after the greater part has gone.
Example
The patient experienced residual pain after the surgery.
El paciente experimentó dolor residual después de la cirugía.
C1 adjective /ˈtɔːrtʃərəs/

torturous

tortuoso
Meaning
Extremely painful or causing great suffering; relating to or involving torture.
Example
The journey through the desert was long and torturous.
El viaje a través del desierto fue largo y tortuoso.
B2 noun /ˈklɒzɪt/

closet

armario
Meaning
a small room or enclosed space used for storing clothes or other things
Example
She keeps her winter coats in the closet near the door.
Ella guarda sus abrigos de invierno en el armario cerca de la puerta.
C2 noun /ˈveɪnɡlɔːri/

vainglory

vanidad
Meaning
Excessive vanity or boastfulness about one's achievements.
Example
His speech was filled with vainglory and self-praise.
Su discurso estaba lleno de vanidad y autocomplacencia.