knowledge
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A2 noun /ˈnɒl.ɪdʒ/

knowledge

conocimiento
Meaning
Facts, information, and skills acquired through experience or education.
Example
Knowledge of the universe is expanding through research.
El conocimiento del universo está expandiéndose a través de la investigación.
B2 adjective /mæɡˈnɛtɪk/

magnetic

magnético
Meaning
having the power to attract metal objects or to attract people or things in a strong way
Example
The magnetic field of the Earth protects us from harmful solar radiation.
El campo magnético de la Tierra nos protege de la radiación solar perjudicial.
C2 adjective /ˌdɛlɪˈkwɛsənt/

deliquescent

que se convierte en líquido al absorber humedad
Meaning
tending to become liquid by absorbing moisture from the air
Example
Sugar is not deliquescent, but salt can be.
El azúcar no es deliquescente, pero la sal sí puede serlo.
C2 adjective /ˈhɔːrtətɔːri/

hortatory

exhortatorio
Meaning
Intended to encourage or urge to action.
Example
The manager’s hortatory words inspired the team to work harder.
Las palabras exhortatorias del gerente inspiraron al equipo a trabajar mas duro.
B2 noun /ˈpaɪ.rə.si/

Piracy

piratería
Meaning
the practice of attacking and robbing ships at sea; the unauthorized use or reproduction of copyrighted material
Example
Software piracy costs companies billions of dollars annually.
La piratería de software cuesta a las empresas miles de millones de dólares cada año.
B2 noun /dɪˈsep.ʃən/

Deception

engaño
Meaning
the action of deceiving someone; the state of being deceived
Example
The magician's deception amazed the audience with seemingly impossible tricks.
El engaño del mago sorprendió a la audiencia con trucos aparentemente imposibles.
A2 noun /ækˈtɪv.ə.ti/

Activity

actividad; acción; tarea
Meaning
something that you do for interest or pleasure, or in order to achieve a particular aim
Example
Physical activity is important for good health.
La actividad física es importante para la buena salud.
A2 verb /səˈdʒɛst/

suggest

sugerir
Meaning
to put forward an idea, plan, or recommendation for consideration
Example
He suggested going to the new restaurant for dinner.
Él sugirió ir al nuevo restaurante para la cena.
C1 verb /səˈlɪsɪt/

solicit

solicitar
Meaning
to ask for or try to obtain something from someone
Example
The charity is soliciting donations for flood victims.
La caridad está solicitando donaciones para las víctimas de las inundaciones.
A2 adverb /ˌɪnˈdɔːrz/

indoors

en el interior
Meaning
inside a building; within an enclosed space
Example
Because of the rain, everyone stayed indoors.
Debido a la lluvia, todos se quedaron en el interior.
B2 adverb /ˈpʌŋk.tʃu.əl.i/

Punctually

puntualmente
Meaning
at the exact time arranged; on time; not late
Example
She always arrives punctually for meetings.
Ella siempre llega puntualmente a las reuniones.
C1 noun /ˈkwæɡˌmaɪər/

quagmire

pantano, embrollo
Meaning
a soft, wet area of land that gives way underfoot; a complex or dangerous situation
Example
The hikers were trapped in a political quagmire.
Los excursionistas quedaron atrapados en un embrollo político.
C2 noun /ˌɛmjʊˈleɪ.ʃən/

emulation

emulación
Meaning
Reproducing something or following someone to achieve success.
Example
The software allows the emulation of old video games on modern devices.
El software permite la emulación de juegos antiguos en dispositivos modernos.
C1 noun məˌtɪərɪəˈlɪstɪk ˈlaɪfstaɪl

materialistic lifestyle

estilo de vida materialista
Meaning
A way of living focused on acquiring material possessions and wealth.
Example
A materialistic lifestyle often leads to moral decline.
Un estilo de vida materialista a menudo lleva al declive moral.
C1 noun /bɪz/

Biz

negocios
Meaning
business (informal); commercial enterprise or activity
Example
He's been in the restaurant biz for twenty years.
Ha estado en el negocio de los restaurantes durante veinte años.
B2 adjective /ˈdæz.lɪŋ/

Dazzling

deslumbrante; impresionante
Meaning
extremely bright and impressive; brilliant and stunning
Example
The dazzling lights of the city amazed the tourists.
Las deslumbrantes luces de la ciudad sorprendieron a los turistas.
B2 noun /ˈheɪ.trəd/

Hatred

odio
Meaning
intense dislike or ill will; a feeling of strong aversion
Example
His hatred for injustice motivated him to become a human rights lawyer.
Su odio por la injusticia lo motivó a convertirse en abogado de derechos humanos.
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.
C2 verb /ˈdʒɪb.ər/

gibber

hablar de manera incomprensible
Meaning
To speak rapidly and unintelligibly, typically through fear or shock.
Example
The frightened man began to gibber when he saw the ghost.
El hombre asustado comenzó a hablar de manera incomprensible cuando vio al fantasma.
B2 adjective /ˌfʌndəˈmɛntl/

fundamental

fundamental
Meaning
forming a necessary base or core; of central importance
Example
Honesty is a fundamental principle of good leadership.
La honestidad es un principio fundamental de buen liderazgo.
B1 noun ɪˈkwɒl.ə.ti

equality

igualdad
Meaning
The state of being equal, especially in status, rights, and opportunities.
Example
Equality in education is a key goal.
La igualdad en la educación es un objetivo clave.
A2 verb /ˈdraɪvɪŋ/

driving

conducción
Meaning
the act of controlling and operating a vehicle; guiding or motivating something forward
Example
She loves driving along the coast on weekends.
A ella le encanta conducir a lo largo de la costa los fines de semana.
C2 verb /ˈpɜː.fə.reɪt/

perforate

perforar
Meaning
to make a hole or holes through something
Example
The machine can perforate sheets of paper for easy tearing.
La máquina puede perforar hojas de papel para facilitar el desgarro.
C1 noun /kənˈsɜːvəˌtɪzəm/

conservatism

conservadurismo
Meaning
A political or social philosophy promoting traditional institutions and resistance to change.
Example
Conservatism values tradition and gradual development.
El conservadurismo valora la tradición y el desarrollo gradual.
C2 verb /ˌmɪskənˈstruː/

misconstrue

malinterpretar
Meaning
To interpret something wrongly or misunderstand the meaning.
Example
She misconstrued his silence as anger.
Ella malinterpretó su silencio como ira.
B1 noun /ˈkrɪtɪˌsɪzəm/

criticism

crítica
Meaning
The expression of disapproval or judgment of the merits of something
Example
The new policy has faced a lot of criticism from the public.
La nueva política ha recibido mucha crítica por parte del público.
C1 verb /lætʃ/

latch

cerrar con pestillo
Meaning
to fasten or close something with a latch
Example
She latched the door before leaving the house.
Ella cerró la puerta con el pestillo antes de salir de la casa.
B2 adverb /ˈfræŋkli/

Frankly

francamente; abiertamente;
Meaning
honestly; openly; in a direct manner
Example
Frankly, I think this plan needs more consideration.
Francamente, creo que este plan necesita más consideración.
B2 noun /ˈʃeɪndʒ ˈmænɪdʒmənt/

change management

gestión del cambio
Meaning
The discipline that guides how we prepare, equip and support individuals, teams and organizations in making organizational change.
Example
Change management ensures smooth transitions.
La gestión del cambio asegura transiciones suaves.
C2 noun /ɪˌkwɪvəˈkeɪʃən/

equivocation

uso de lenguaje ambiguo
Meaning
The use of ambiguous language to conceal the truth or to avoid committing oneself.
Example
The politician’s equivocation frustrated voters who wanted a clear answer.
La equivocación del político frustró a los votantes que querían una respuesta clara.
B2 adjective /ˈruːθ.ləs/

Ruthless

despiadado; cruel; sin compasión
Meaning
showing no pity or compassion; cruel; merciless
Example
The ruthless dictator showed no mercy to his enemies.
El dictador despiadado no mostró misericordia a sus enemigos.
B1 noun /ˈfɪzɪks/

physics

física
Meaning
the natural science that studies matter, energy, and the interactions between them
Example
She decided to major in physics at the university.
Decidió especializarse en física en la universidad.
A1 verb/noun /dæns/

dance

felicidad
Meaning
to move rhythmically to music, typically following a set sequence of steps
Example
They danced all night at the wedding.
No pudo ocultar su felicidad cuando recibió el premio.
C2 adjective ˌmɔː.fəˈlɒdʒ.ɪ.kəl

morphological

relacionado con la estructura y formación de palabras
Meaning
Related to the structure and formation of words; concerning morphology in linguistics.
Example
Morphological analysis helps AI understand word structures.
El análisis morfológico ayuda a la IA a entender las estructuras de las palabras.
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.
B2 noun /ˈaɪ.bɔːl/

Eyeball

globo ocular
Meaning
the round part of the eye within the eyelids and socket
Example
The doctor examined his eyeball carefully.
El doctor examinó su globo ocular cuidadosamente.
B2 adjective /ˈɪnˌsaɪtfəl/

insightful

perspicaz
Meaning
Showing deep understanding or perceptiveness.
Example
The professor gave an insightful lecture on global economics.
El profesor dio una conferencia perspicaz sobre la economía global.
C2 noun /əkˈsɛʃən/

accession

acceso al trono / aceptación de un tratado
Meaning
the attainment of a position of rank or power, especially a monarch or president; the formal acceptance of an agreement or treaty
Example
The king's accession to the throne was celebrated with great ceremony.
La ascensión del rey al trono fue celebrada con gran ceremonia.
B1 noun /foʊk/

folk

gente
Meaning
people in general, often referring to a group or community
Example
Country folk often live a simple life.
La gente del campo suele llevar una vida sencilla.
C1 adjective /ˌɛk.spəˈnɛn.ʃəl/

exponential

crecimiento rápido o expansión a un ritmo creciente
Meaning
Rapid growth or expansion at an increasing rate
Example
Technology is advancing at an exponential rate.
La tecnología está avanzando a un ritmo exponencial.
C2 noun /ˈheɪ.deɪ/

Hey day

el apogeo; la época dorada; el mejor momento
Meaning
the period of a person's or thing's greatest success, popularity, or vigor; prime time
Example
During her heyday as a singer, she performed in sold-out concerts around the world.
Durante su apogeo como cantante, ella actuaba en conciertos agotados alrededor del mundo.
B1 verb /pɔːr/

pour

verter
Meaning
to flow or cause to flow in a steady stream; to rain heavily
Example
Please pour the water into the glass carefully.
Por favor vierte el agua en el vaso con cuidado.
B2 noun, verb /nɜːrv/

nerve

nervio; coraje
Meaning
A bundle of fibers in the body that transmits signals between the brain and other parts; also courage or audacity.
Example
She gathered the nerve to speak in front of the large audience.
Ella reunió el valor para hablar frente a la gran audiencia.
C1 adjective /rɪˈbel.jəs/

Rebellious

rebelde; desobediente; que resiste la autoridad;
Meaning
defying authority; resisting control; disobedient;
Example
The rebellious teenager refused to follow his parents' rules.
El adolescente rebelde se negó a seguir las reglas de sus padres.
C1 noun /ˈkɒl.ə.bəʊn/

Collar-bone

clavícula
Meaning
either of the pair of bones joining the breastbone to the shoulder blades; clavicle
Example
He broke his collar-bone in the accident.
Se rompió la clavícula en el accidente.
C2 noun /kɒˈkeɪd/

cockade

cinta decorativa
Meaning
a rosette or knot of ribbon, usually worn on a hat as a badge of office or party
Example
The soldier wore a red cockade on his cap.
El soldado llevaba una cinta decorativa roja en su gorra.
A2 verb /reɪz/

raise

levantar / aumentar
Meaning
To lift or move something to a higher position; to increase; to bring up.
Example
She raised her hand to ask a question.
Ella levantó su mano para hacer una pregunta.
B2 adverb /ʌnˈsɜːrtənli/

uncertainly

con incertidumbre
Meaning
in a way that shows doubt or lack of certainty
Example
She glanced uncertainly at the complicated instructions.
Ella miró las instrucciones complicadas con incertidumbre.
C1 noun /kuː/

coup

golpe de estado
Meaning
a sudden, decisive action that brings about a change, especially in government
Example
The military staged a coup to overthrow the existing regime.
El ejército llevó a cabo un golpe para derrocar al régimen existente.
B1 adjective /rɪˈkwaɪəd/

required

requerido
Meaning
necessary or compulsory
Example
A visa is required to enter the country.
Se requiere una visa para entrar al país.
C1 verb/noun /skaʊl/

scowl

fruncir el ceño
Meaning
To frown in an angry or bad-tempered way.
Example
She scowled when she heard the unfair remark.
Ella frunció el ceño cuando escuchó el comentario injusto.
C1 noun /ˈhɒrəˌskoʊp/

horoscope

horóscopo
Meaning
A forecast of a person's future based on the positions of the stars and planets at their birth.
Example
She read her horoscope every morning to see what the stars predicted.
Ella leía su horóscopo cada mañana para ver lo que las estrellas predijeron.
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.
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.
C1 noun ˌɪn.toʊˈneɪ.ʃən

intonation

entonación
Meaning
The rise and fall of tone in speech and pronunciation.
Example
Proper intonation enhances the clarity of a speech.
Una buena entonación mejora la claridad de un discurso.
C2 adjective /ˌoʊpəˈlɛsənt/

opalescent

opalescente
Meaning
showing or reflecting a milky, iridescent light like an opal
Example
The opalescent sky glowed with shades of pink and blue.
El cielo opalescente brillaba con tonos de rosa y azul.
C2 adjective /ˌɪnɪkˈstɛnsəbl/

inextensible

inextensible
Meaning
Not capable of being stretched or extended.
Example
This rope is made of an inextensible material.
Esta cuerda está hecha de un material inextensible.
C1 noun /rɪˈpʌlʃən/

Repulsion

repulsión
Meaning
a feeling of intense distaste or disgust; a force under the influence of which objects tend to move away from each other
Example
She felt a strong repulsion towards the idea of eating insects.
Ella sintió una fuerte repulsión hacia la idea de comer insectos.
B2 noun /ˈmænʃən/

mansion

felicidad
Meaning
a large, impressive house
Example
The billionaire lives in a luxurious mansion overlooking the ocean.
Ella no pudo ocultar su felicidad cuando recibió el premio.
B1 adjective /ˈblʌdi/

bloody

sangriento
Meaning
covered in, involving, or containing blood; also used informally for emphasis in British English.
Example
The soldier returned from battle with a bloody arm.
El soldado regresó de la batalla con un brazo sangriento.
B2 noun /ˈbeɪ.zəl/

Basil

albahaca
Meaning
an aromatic herb with green leaves used in cooking, especially Italian cuisine
Example
The pasta sauce was flavored with fresh basil.
La salsa de pasta estaba sazonada con albahaca fresca.
C1 noun /ˈnɑːrsɪsɪst/

narcissist

narcisista
Meaning
A person who has an excessive interest in or admiration of themselves.
Example
Everyone avoided him because he was a narcissist.
Todos lo evitaban porque era un narcisista.
A2 verb /əˈreɪndʒ/

arrange

organizar
Meaning
to organize or put in order; to plan or prepare
Example
She arranged the flowers in a vase.
Ella organizó las flores en un jarrón.
A2 adjective ˈkʌmftəbəl

comfortable

cómodo
Meaning
Giving a feeling of physical ease and relaxation; free from hardship or unpleasant conditions.
Example
Urban planning aims to make cities more comfortable.
La planificación urbana tiene como objetivo hacer que las ciudades sean más cómodas.
B1 noun, adjective /ˈkrɪmɪnəl/

criminal

criminal
Meaning
A person who has committed a crime; relating to crime
Example
The police arrested a dangerous criminal last night.
La policía arrestó a un criminal peligroso anoche.
C1 adjective /wɪðˈdrɔːn/

withdrawn

reservado
Meaning
quiet and shy; not wanting to talk to others
Example
After the incident, he became withdrawn and avoided his friends.
Después del incidente, se volvió reservado y evitó a sus amigos.
C2 adjective /ˌmɛtəˈlɜrdʒɪkəl/

metallurgical

metalúrgico
Meaning
Relating to metallurgy or the branch of science concerned with the properties of metals and their production.
Example
He studied metallurgical engineering at the university.
Él estudió ingeniería metalúrgica en la universidad.
C1 noun /ˈhɔːrtɪˌkʌltʃər/

horticulture

horticultura
Meaning
The art or practice of garden cultivation and management.
Example
Horticulture plays a vital role in producing fruits, vegetables, and ornamental plants.
La horticultura juega un papel vital en la produccion de frutas, verduras y plantas ornamentales.
C1 noun /pəˈlɪɡ.ə.mi/

Polygamy

poligamia
Meaning
the practice of marrying multiple spouses at the same time
Example
Polygamy is illegal in many countries around the world.
La poligamia es ilegal en muchos países alrededor del mundo.
B1 noun /ˈklaɪənt/

client

cliente
Meaning
A person or organization using the services of a professional or company.
Example
The lawyer met with her client to discuss the case.
El abogado se reunió con su cliente para discutir el caso
B1 verb /rɪˈtɜrnɪŋ/

returning

regreso
Meaning
Coming or going back to a place or person.
Example
The group is returning to the port on December 25th.
El grupo está regresando al puerto el 25 de diciembre.
B1 verb /dɪɡ/

dig

cavar
Meaning
to break up and move earth with a tool or machine, or with hands, paws, etc.
Example
They decided to dig a hole for the new tree.
Ellos decidieron cavar un agujero para el nuevo árbol.
C1 adjective /ˈpɛnɪtənt/

penitent

arrepentido
Meaning
Feeling or showing sorrow and regret for having done wrong.
Example
She was penitent after shouting at her friend.
Ella estaba arrepentida después de gritarle a su amiga.
C1 adjective /ˈfɜːrtɪv/

furtive

furtivo
Meaning
Attempting to avoid notice or attention, typically because of guilt or a belief that discovery would lead to trouble.
Example
He cast a furtive glance at the door before leaving.
Él echó una mirada furtiva a la puerta antes de salir.
B1 verb /bɜːrst/

burst

estallar
Meaning
to break open suddenly; to be full of something
Example
The balloon bursts with a loud pop.
El globo estalla con un fuerte estallido.
B2 adverb /ruːˈtiːnli/

routinely

rutinariamente
Meaning
as part of a regular procedure; habitually
Example
The staff routinely checks the equipment for safety.
El personal revisa rutinariamente el equipo para verificar su seguridad.
B1 adjective /sɪɡˈnɪfɪkənt/

significant

significativo
Meaning
Sufficiently great or important to be worthy of attention; noteworthy.
Example
Social media has a significant impact on relationships.
Las redes sociales tienen un impacto significativo en las relaciones.
B2 verb /stɪə(r)/

steer

dirigir
Meaning
to guide or control the movement of a vehicle, vessel, or person
Example
He steered the car carefully through the narrow street.
Él dirigió el coche cuidadosamente por la calle estrecha.
B2 noun /ˈkiːɒsk/

kiosk

quiosco
Meaning
A small, open-fronted hut or cubicle from which newspapers, refreshments, tickets, etc., are sold.
Example
She bought a bottle of water from the kiosk near the station.
Compró una botella de agua en el quiosco cerca de la estación.
C1 noun ˈvæljuː beɪst ˌɛdjuːˈkeɪʃən

value-based education

educación basada en valores
Meaning
Education that emphasizes moral principles and ethical values.
Example
Value-based education shapes moral character.
La educación basada en valores moldea el carácter moral.
B1 noun ˈtɑː.ɡɪt

target

objetivo
Meaning
An object, person, or place selected as the aim of an attack or focus of attention.
Example
Achieving energy targets is critical for global progress.
Lograr los objetivos de energía es crítico para el progreso global.
B2 noun /ˈælkəhɒlɪzəm/

alcoholism

alcoholismo
Meaning
A chronic disease characterized by uncontrolled drinking and preoccupation with alcohol.
Example
His alcoholism affected both his health and his family life.
Su alcoholismo afectó tanto su salud como su vida familiar.
B2 noun /trəˈdɪʃ.ən.əl ɪˈkɒn.ə.mi/

traditional economy

economía tradicional
Meaning
An economic system based on customs and traditions, often involving barter trade.
Example
Tribes still practice a traditional economy based on barter trade.
Las tribus todavía practican una economía tradicional basada en el trueque.
C1 noun /ˈkoʊhɔːrt/

cohort

cohorte
Meaning
A group of people with a shared characteristic, usually of the same age or with a common experience.
Example
The study tracked a cohort of students over ten years.
El estudio siguió a una cohorte de estudiantes durante diez años.
C1 verb /prəˈfes/

profess

profesar
Meaning
to declare or claim openly; to state one's belief
Example
He professes his love for classical music.
Él profesa su amor por la música clásica.
C1 noun /ˈkaʊntərˌpɔɪnt/

counterpoint

contrapunto
Meaning
an argument, idea, or theme contrasting with another; also a musical term for independent melody
Example
Her calm attitude was a counterpoint to his anger.
Su actitud tranquila fue un contrapunto a su ira.
B1 verb /kəmˈbaɪn/

combine

combinar
Meaning
To bring two or more things together to form a single unit.
Example
They decided to combine their resources for the project.
Ellos decidieron combinar sus recursos para el proyecto.
C1 noun /ˌædəˈreɪʃən/

adoration

adoración / amor profundo
Meaning
deep love and respect; worship
Example
The fans showed their adoration for the singer.
Los fanáticos mostraron su adoración por el cantante.
B2 adverb /kənˈsɪdərəbli/

Considerably

considerablemente; significativamente
Meaning
to a notably large degree; significantly; substantially
Example
The price has increased considerably over the past year.
El precio ha aumentado considerablemente en el último año.
B1 noun kəˈmɪt.mənts

commitments

compromisos
Meaning
Formal pledges or promises to do something, especially in terms of obligations or agreements.
Example
Global commitments to renewable energy are increasing.
Los compromisos globales con la energía renovable están aumentando.
C2 noun /ˈflætʃələns/

flatulence

acumulación de gas en el sistema digestivo
Meaning
the accumulation of gas in the digestive system; excessive gas in the stomach or intestines
Example
Eating beans can sometimes cause flatulence.
Comer frijoles a veces puede causar flatulencia.
B2 verb /rɪˈkruːt/

recruit

reclutar
Meaning
to enlist or hire people for a job, service, or membership
Example
The company is trying to recruit more software engineers.
La empresa está tratando de reclutar más ingenieros de software.
B1 noun /ˈælkəhɒl/

alcohol

alcohol
Meaning
A colorless volatile liquid that is the intoxicating constituent of wine, beer, spirits, and other drinks.
Example
Too much alcohol can damage your liver.
Demasiado alcohol puede dañar tu hígado.
C1 noun /ˈtæn.ə.ri/

tannery

curtiduría
Meaning
A place where animal hides are processed into leather.
Example
The tannery produced high-quality leather for export.
La curtiduría produjo cuero de alta calidad para exportación.
C1 adjective /ɪnˈsɪdiəs/

insidious

insidioso
Meaning
Proceeding in a gradual, subtle way but with harmful effects.
Example
The insidious spread of misinformation can damage trust.
La propagación insidiosa de la desinformación puede dañar la confianza.
B2 verb /oʊˈmɪt/

omit

omitir
Meaning
to leave out or exclude; to fail to include something
Example
Please don't omit any important details from your report.
Por favor, no omitas detalles importantes de tu informe.
C2 verb /ˈsʌli/

sully

manchar
Meaning
to damage the purity, integrity, or reputation of something
Example
The scandal sullied the politician’s reputation.
El escándalo manchó la reputación del político.
C1 verb /əˈfɪks/

affix

adjuntar / pegar
Meaning
to attach or stick something firmly to another thing
Example
Please affix the stamp to the envelope.
Por favor, adjunte el sello al sobre.
B2 verb /ɪnˈdʒɛkt/

inject

inyectar
Meaning
To introduce a substance, especially a drug, into the body using a needle.
Example
The nurse will inject the vaccine into the patient's arm.
La enfermera inyectará la vacuna en el brazo del paciente.
A1 preposition /ˈʌndər/

under

debajo
Meaning
in or to a lower position than something
Example
The cat is under the table.
El gato está debajo de la mesa.
C1 noun /ˈfaɪər.wɔːl/

firewall

cortafuegos
Meaning
A network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Example
A firewall protects networks from cyber-attacks.
Un cortafuegos protege las redes de ciberataques.
A1 verb /dɪˈsaɪd/

decide

decidir
Meaning
To make a choice or judgment about something.
Example
She decided to study abroad after graduation.
Ella decidió estudiar en el extranjero después de graduarse.
B2 preposition /əˈmɪd/

amid

en medio de
Meaning
in the middle of or surrounded by something
Example
The team stayed calm amid the chaos.
El equipo permaneció tranquilo en medio del caos.
B2 noun /ɡreɪv/

Grave

tumba
Meaning
a hole dug in the ground to receive a coffin; a place of burial; serious or solemn
Example
The family visited the grave of their beloved grandfather every Sunday.
La familia visitaba la tumba de su querido abuelo cada domingo.
B2 noun ˈwɜːrkˌləʊd

workload

carga de trabajo
Meaning
The amount of work to be done by someone or something.
Example
His workload has increased dramatically in the past month.
Su carga de trabajo ha aumentado drásticamente en el último mes.
B1 adjective /ˈɛnd.ləs/

Endless

sin fin; infinito; ilimitado
Meaning
having no end; infinite; limitless
Example
The ocean seemed endless from the shore.
El océano parecía infinito desde la orilla.
C2 adjective /ˈɛksplɪkəbəl/

explicable

explicable
Meaning
able to be explained or understood
Example
His sudden anger was explicable given the stressful situation.
Su enojo repentino fue explicable dada la situación estresante.
C1 adjective /ɪmˈpɜːrtɪnənt/

impertinent

impertinente
Meaning
rude and showing a lack of respect
Example
It was impertinent of him to question the manager's decision.
Fue impertinente de su parte cuestionar la decisión del gerente.
C2 noun /ˈoʊpiət/

opiate

opiáceo
Meaning
a drug containing opium or its derivatives, used to relieve pain or cause sleep
Example
The doctor prescribed an opiate to relieve the patient's pain.
El médico recetó un opiáceo para aliviar el dolor del paciente.
C2 noun /ˈbɛlˌwɛðər/

bellwether

líder de tendencia
Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
La compañía se ve como un líder de tendencia de la industria tecnológica.
B2 adverb /ˈblʌnt.li/

Bluntly

directamente; sin rodeos
Meaning
in a direct way without trying to be polite; frankly
Example
He told her bluntly that she was wrong.
Él le dijo directamente que estaba equivocada.
C1 adjective /ˈliː.θəl/

Lethal

letal; mortal;
Meaning
deadly; fatal; capable of causing death
Example
The snake's venom is lethal to humans if not treated immediately.
El veneno de la serpiente es letal para los humanos si no se trata inmediatamente.
B2 adjective /əkˈsel.ə.reɪ.tɪd/

accelerated

acelerado
Meaning
Happening or developing faster than usual.
Example
The project progressed at an accelerated pace.
El proyecto avanzó a un ritmo acelerado.
B2 verb /tʌk/

tuck

meter
Meaning
to push or fold something neatly into a particular place
Example
She tucked the blanket around the baby to keep him warm.
Ella metió la manta alrededor del bebé para mantenerlo caliente.
B1 verb rɪˈdjuːst

reduced

reducir
Meaning
Make smaller or less in amount, degree, or size.
Example
Singapore has reduced plastic usage significantly.
Singapur ha reducido el uso de plástico significativamente.
C2 adjective /nɑːrld/

gnarled

retorcido
Meaning
Twisted, rough, and knotted, especially with age.
Example
The old man had gnarled hands from years of hard work.
El hombre mayor tenía las manos retorcidas por años de trabajo duro.
C2 noun ˈtɪl.ɪdʒ

tillage

labranza
Meaning
The preparation of land for growing crops.
Example
Excessive tillage can lead to soil erosion.
La labranza excesiva puede causar erosión del suelo.
C1 verb /ɪnˈɡroʊs/

engross

absorto
Meaning
to absorb all the attention or interest of someone
Example
She was so engrossed in the book that she forgot the time.
Ella estaba tan absorbida en el libro que olvidó la hora.
C2 noun /ˈsɪɡnət/

cygnet

cisne joven
Meaning
a young swan
Example
The cygnet swam closely behind its mother.
El cigüeño nadó cerca de su madre.
C2 noun /ˈsɜːrtɪˌtjuːd/

certitude

certeza
Meaning
Absolute certainty or conviction about something.
Example
She spoke with certitude about the outcome of the case.
Ella habló con certeza sobre el resultado del caso.
C1 noun /ɪnˈfjuːʒən/

infusion

infusión
Meaning
the act of introducing something into another; a drink made by steeping leaves or herbs in liquid
Example
She prepared a calming infusion of chamomile tea.
Ella preparó una infusión calmante de té de manzanilla.