metamorphose
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C2 verb /ˌmɛtəˈmɔrfoʊz/

metamorphose

metamorfosear
Meaning
To change in form, structure, or substance; to transform completely.
Example
The caterpillar metamorphosed into a butterfly.
La oruga se metamorfoseó en una mariposa.
A1 verb /læf/

laugh

reír
Meaning
to make sounds and movements expressing happiness or amusement
Example
The joke made everyone laugh.
El chiste hizo reír a todos.
B2 noun /ˈkɒntræktər/

contractor

contratista
Meaning
a person or company that agrees to provide materials or labor to perform a service or do a job
Example
The contractor completed the building project on time.
El contratista completó el proyecto de construcción a tiempo.
B1 noun /ˈɡæl.ər.i/

Gallery

galería
Meaning
a room or building for the display or sale of works of art; an area for spectators
Example
The art gallery featured paintings by famous local and international artists.
La galería de arte presentó pinturas de artistas locales e internacionales famosos.
C2 verb /ˌfɔːrɔːrˈdeɪn/

foreordain

predestinar
Meaning
to determine or decree something in advance; to predestine
Example
Some believe that our lives are foreordained by fate.
Algunos creen que nuestras vidas están predestinadas por el destino.
B2 noun /ˈkɑːrɡoʊ/

cargo

carga
Meaning
goods carried by a ship, plane, or other transport
Example
The ship was loaded with valuable cargo.
El barco estaba cargado con carga valiosa.
C1 adjective /ˌʌnbɪˈliːvɪŋ/

unbelieving

incrédulo
Meaning
Not willing or able to believe; skeptical or doubtful
Example
She gave him an unbelieving look when he claimed to have met a celebrity.
Ella le dio una mirada incrédula cuando afirmó haber conocido a una celebridad.
C1 verb /ˈstɪp.jʊ.leɪt/

stipulate

establecer
Meaning
to demand or specify a condition in an agreement or contract
Example
The contract stipulates that payment must be made within 30 days.
El contrato estipula que el pago debe realizarse dentro de 30 días.
B2 noun /əˈbɔːrʃən/

abortion

aborto
Meaning
The deliberate termination of a human pregnancy, usually performed during the first 28 weeks.
Example
The debate about abortion continues to divide public opinion.
El debate sobre el aborto sigue dividiendo la opinión pública.
C1 noun /əˈdʒɪl.ɪ.ti/

agility

agilidad
Meaning
Ability to work quickly and easily, both physically and mentally.
Example
Mental agility is essential for problem-solving.
La agilidad mental es esencial para resolver problemas.
C2 noun /ˈpɜːrkwɪzɪt raɪt/

perquisiteperquisiteright

derecho a beneficios adicionales
Meaning
a legal right to certain benefits or privileges associated with a job or office
Example
The judge enjoyed certain perquisite rights attached to his position.
El juez disfrutó de ciertos derechos adicionales asociados con su puesto.
B2 verb /ˈskræmbəl/

scramble

subir o mezclar rápidamente
Meaning
to move or climb quickly using hands and feet; to mix or arrange in a hurried way
Example
The kids scrambled up the hill to catch the kite.
Los niños subieron rápidamente la colina para atrapar la cometa.
A2 noun /ɡoʊl/

Goal

meta; objetivo; destino;
Meaning
the object of a person's ambition or effort; an aim or desired result; a point scored in sports
Example
Her goal is to become a doctor and help people in underserved communities.
Su meta es convertirse en doctora y ayudar a personas en comunidades desatendidas.
B2 noun /ˈkrɪtɪk/

critic

crítico
Meaning
A person who judges the merits of something, especially art or literature
Example
The film critic praised the director's latest movie.
El crítico de cine elogió la última película del director.
C2 noun /ˈkaʊntɪŋˌhaʊs/

counting-house

oficina de contabilidad
Meaning
a business office where accounts are kept and financial transactions are managed
Example
The merchant spent most of his day in the counting-house reviewing ledgers.
El comerciante pasó la mayor parte de su día en la oficina de contabilidad revisando los libros de contabilidad.
C2 adjective /ˈblæs.fə.məs/

blasphemous

blasfemo
Meaning
showing disrespect or lack of reverence for God or sacred things
Example
The book was banned for its blasphemous content.
El libro fue prohibido por su contenido blasfemo.
C1 verb /bɒmˈbɑːrd/

bombard

bombardear
Meaning
to attack continuously with bombs, questions, or other forces
Example
Reporters bombarded the minister with difficult questions.
Los reporteros bombardearon al ministro con preguntas difíciles.
C1 noun /ˈfjʊərɔːr/

furor

alboroto
Meaning
An outbreak of public anger or excitement.
Example
The politician's remarks created a furor in the media.
Los comentarios del político crearon un furor en los medios.
B2 noun /stɔːrk/

Stork

Cigüeña
Meaning
large wading bird with long legs and a long neck
Example
The stork built its nest on top of the tall chimney.
La cigüeña construyó su nido en la cima de la chimenea alta.
B2 adjective /keɪˈɒtɪk/

Chaotic

caótico; desordenado
Meaning
in a state of complete confusion and disorder
Example
The situation became chaotic after the announcement.
La situación se volvió caótica después del anuncio.
C1 adjective /ˌkævəˈlɪər/

cavalier

despreocupado
Meaning
showing a lack of proper concern; dismissive or offhand
Example
He had a cavalier attitude toward safety regulations.
Tenía una actitud despreocupada hacia las normas de seguridad.
C1 noun /məˈmɛn.toʊ/

memento

recuerdo
Meaning
An object kept as a reminder of a person, place, or event.
Example
She kept the ticket as a memento of their first concert together.
Ella guardó el boleto como un recuerdo de su primer concierto juntos.
C1 noun /ruːz/

Ruse

artimaña; truco
Meaning
an action intended to deceive someone; a trick or stratagem
Example
The thief used a clever ruse to distract the guard.
El ladrón usó una artimaña astuta para distraer al guardia.
B1 adjective ˌdem.əˈkræt.ɪk

democratic

democrático
Meaning
Relating to or supporting democracy or its principles.
Example
Democratic governance ensures equal rights.
La gobernanza democrática asegura derechos iguales.
B2 noun /iˈkɒlədʒɪst/

ecologist

ecólogo
Meaning
A scientist who studies the relationships between living organisms and their environment.
Example
The ecologist studied the effects of pollution on the forest ecosystem.
El ecólogo estudió los efectos de la contaminación en el ecosistema del bosque.
C1 noun /ˈrɛz.ə.nəns/

resonance

resonancia
Meaning
A deep, reverberating sound or a quality of evoking response.
Example
His speech had a deep resonance with the audience.
Su discurso tuvo una profunda resonancia con la audiencia.
C1 noun /ˈɔr.ə.tər/

Orator

orador
Meaning
a public speaker, especially one who is eloquent or skilled in speaking
Example
The famous orator delivered an inspiring speech.
El famoso orador pronunció un discurso inspirador.
B2 noun /kəˈlɛstərɒl/

cholesterol

colesterol
Meaning
a fatty substance found in the blood, high levels of which can cause health problems
Example
High cholesterol can increase the risk of heart disease.
El colesterol alto puede aumentar el riesgo de enfermedades cardíacas.
B1 noun /ˈlɔː.jər/

Lawyer

abogado
Meaning
a person who practices or studies law; an attorney or a counselor
Example
She hired a lawyer to handle her case.
Ella contrató a un abogado para manejar su caso.
B1 noun /ˈnɜːrsəri/

nursery

guardería
Meaning
a room or place where young children are cared for
Example
She works in a nursery, taking care of infants.
Ella trabaja en una guardería, cuidando a los infantes.
C1 verb /pɛk/

Peck

picar
Meaning
To strike or bite something with a beak; to eat in small bites.
Example
The hen began to peck at the grains scattered on the ground.
La gallina comenzó a picotear los granos esparcidos por el suelo.
A1 article /ðə/

the

el/la/los/las
Meaning
used to specify a noun as something already mentioned or known
Example
The sun rises in the east.
El sol sale por el este.
B2 verb /dɪˈfɜːr/

defer

posponer
Meaning
To postpone or delay; to yield to someone else's judgment or opinion.
Example
The meeting was deferred until next week.
La reunión fue pospuesta hasta la próxima semana.
C1 adjective /pəˈleɪ.ʃəl/

palatial

palaciego
Meaning
resembling a palace in being spacious and splendid
Example
They stayed in a palatial hotel during their vacation.
Se alojaron en un hotel palaciego durante sus vacaciones.
A2 adverb /ɪˈmiːdiətli/

immediately

inmediatamente
Meaning
at once; without delay
Example
She responded immediately to the emergency call.
Ella respondió inmediatamente a la llamada de emergencia.
C1 adjective /ɪˈnæmərd/

enamored

enamorado
Meaning
filled with love or admiration
Example
He became enamored with classical music after attending the concert.
Se enamoró de la música clásica después de asistir al concierto.
A2 noun /ˈweɪtrəs/

waitress

camarera
Meaning
a woman who serves food and drinks to customers in a restaurant or café
Example
The waitress took our order with a friendly smile.
La camarera tomó nuestro pedido con una sonrisa.
B2 verb ɪnˈhɑːnst

enhanced

mejorado
Meaning
Intensify, increase, or further improve the quality, value, or extent of something.
Example
Enhanced strategies improve outcomes.
Las estrategias mejoradas mejoran los resultados.
C2 verb /leɪv/

lave

lavar
Meaning
To wash or bathe.
Example
She laved her face with cool water.
Ella lavó su cara con agua fría.
A1 verb /spik/

speak

hablar
Meaning
to say words; to communicate verbally
Example
She can speak three languages fluently.
Ella puede hablar tres idiomas con fluidez.
B2 verb /ˈsʌmən/

summon

convocar, llamar
Meaning
To order someone to come or to gather courage or strength.
Example
The king summoned his advisors to the court.
El rey convocó a sus asesores al tribunal.
B2 verb /kəmˈpraɪz/

comprise

constituir
Meaning
To consist of or be made up of something.
Example
The committee comprises five members.
El comité está compuesto por cinco miembros.
B2 noun /krɪˈeɪtə/

creator

creador
Meaning
a person who brings something into existence
Example
He is the creator of many successful startups.
Él es el creador de muchas startups exitosas.
C1 adjective ˈeɪlɪəneɪtɪd

alienated

alienado
Meaning
Feeling isolated or estranged; disconnected from others or society.
Example
Alienated students are more prone to delinquency.
Los estudiantes alienados son más propensos a la delincuencia.
B2 noun /ˈlaɪ.ə.nəs/

Lioness

leona
Meaning
an adult female lion
Example
The fierce lioness protected her cubs from danger.
La feroz leona protegió a sus cachorros del peligro.
C2 adjective /ˈdjuːtiəbl/

dutiable

sujeto a aranceles
Meaning
subject to customs duty or tax
Example
Imported electronics are often dutiable at the border.
Los electrónicos importados a menudo son sujetos a aranceles en la frontera.
B1 noun /tæŋk/

Tank

tanque
Meaning
a heavily armored fighting vehicle moving on a continuous track
Example
The tank rolled through the battlefield with powerful armor.
El tanque avanzó por el campo de batalla con armadura poderosa.
C1 noun /ˈpetɪkoʊt/

Petti-coat

enagua
Meaning
an undergarment worn by women under a dress or skirt
Example
She wore a white petticoat under her dress.
Ella llevaba un peto blanco debajo de su vestido.
A2 noun /tɛkst/

text

texto
Meaning
a written or printed work or passage, especially a book or document
Example
The teacher asked us to read the text on page 50.
El maestro nos pidió leer el texto en la página 50.
A2 verb /dʒɔɪn/

join

unirse
Meaning
to connect or combine; to become a member of something
Example
Would you like to join our team for the project?
¿Te gustaría unirte a nuestro equipo para el proyecto?
B2 noun ɪkˈspænʃən

expansion

expansión
Meaning
The action of becoming larger or more extensive; growth or development.
Example
Volunteering helps in the expansion of social networks.
El voluntariado ayuda en la expansión de redes sociales.
A1 adverb /təˈɡeðər/

Together

juntos
Meaning
with each other; in unity; at the same time
Example
We should work together to solve this problem.
Debemos trabajar juntos para resolver este problema.
C1 adjective /ˌæl.ɡəˈrɪð.mɪk/

algorithmic

basado en algoritmos
Meaning
Based on or using algorithms; relating to mathematical rules or procedures.
Example
Algorithmic processes power artificial intelligence systems.
Los procesos algorítmicos impulsan los sistemas de inteligencia artificial.
B2 verb /swaɪp/

swipe

deslizar
Meaning
to move your finger across a touch screen or to hit with a sweeping motion
Example
He swiped left on the photo.
Él hizo un swipe a la izquierda en la foto.
C2 noun /ˈɛndaɪv/ or /ˈɑːndɪv/

endive

endivia
Meaning
A leafy vegetable belonging to the chicory family, often used in salads.
Example
She added fresh endive to the salad for a slightly bitter flavor.
Añadió endivia fresca a la ensalada para darle un sabor ligeramente amargo.
C2 noun /ˈhaɪdrə/

hydra

hidra
Meaning
a many-headed serpent in Greek mythology; a problem that seems to grow worse when attempts are made to solve it
Example
Corruption is like a hydra, hard to defeat completely.
La corrupción es como una hidra, difícil de derrotar completamente.
C2 noun /ˈaɪ.ərn.wʊd/

Ironwood

madera de hierro
Meaning
a hard, dense wood from various trees; also the tree itself that produces small flowers
Example
The ironwood tree blooms with tiny white flowers.
El árbol de madera de hierro florece con pequeñas flores blancas.
C1 verb /səbˈsɪst/

subsist

subsistir
Meaning
To maintain or support oneself, especially at a minimal level.
Example
Many villagers still subsist on fishing and farming.
Muchos aldeanos todavía subsisten de la pesca y la agricultura.
C1 adjective /dɪˈspɒndənt/

despondent

desalentado
Meaning
feeling or showing deep hopelessness or discouragement
Example
She felt despondent after losing her job.
Ella se sintió desalentada después de perder su trabajo.
A2 noun /ˈkɒlɪdʒ/

college

universidad
Meaning
An educational institution where students study for degrees or professional qualifications.
Example
She hopes to attend college in the city next year.
Ella espera asistir a la universidad en la ciudad el próximo año.
C1 adjective/verb /ˈwɒrəntɪd/

warranted

justificado
Meaning
Justified or authorized under the circumstances.
Example
Her anger was warranted after the unfair treatment.
Su enojo fue justificado después del trato injusto.
C2 noun /ˈdɔɪən/

doyen

persona prominente
Meaning
The most respected or prominent person in a particular field.
Example
He is regarded as the doyen of modern literature in the country.
Él es considerado el doyen de la literatura moderna en el país.
C1 noun /ˈmɜːrdʒər/

merger

fusión
Meaning
The combination of two or more companies into a single entity.
Example
The merger of the two firms created the largest bank in the region.
La fusión de las dos compañías creó el banco más grande de la región.
C2 noun /dɜːrdʒ/

dirge

elegía
Meaning
A mournful song, piece of music, or poem expressing grief, often for the dead.
Example
The choir sang a solemn dirge at the funeral.
El coro cantó una solemne elegía en el funeral.
A2 noun /ˈdʒel.i/

Jelly

gelatina
Meaning
a sweet soft food made from fruit juice and sugar; a semi-solid substance with a jelly-like consistency
Example
She spread grape jelly on her toast for breakfast.
Ella untó gelatina de uva en su tostada para el desayuno.
C2 noun /ˌɒktədʒəˈnɛəriən/

octogenarian

octogenario
Meaning
A person who is between 80 and 89 years old.
Example
The octogenarian still jogs every morning to stay healthy.
El octogenario aún corre todas las mañanas para mantenerse saludable.
C2 verb /ɪnˈtɜːrpəˌleɪt/

interpolate

interpolar
Meaning
To insert something, often words, into a text or conversation; to estimate values between known data points.
Example
The editor interpolated a missing paragraph into the manuscript.
El editor interpoló un párrafo faltante en el manuscrito.
C2 adjective /prɪˈhɛnsaɪl/

prehensile

prensil
Meaning
adapted for seizing or grasping, especially by wrapping around an object
Example
The monkey used its prehensile tail to hang from the branch.
El mono usó su cola prensil para colgarse de la rama.
C1 noun /ˈkærɪkətjʊə/

caricature

caricatura
Meaning
A picture or description that exaggerates certain features for comic or satirical effect.
Example
The magazine published a caricature of the politician.
La revista publicó una caricatura del político.
A2 adjective /ˈɑp.ə.zɪt/

Opposite

opuesto; completamente diferente; cara a cara; inverso;
Meaning
Contrary; completely different; facing each other; reverse;
Example
They have opposite views on politics but remain good friends.
Tienen puntos de vista opuestos sobre la política, pero siguen siendo buenos amigos.
C1 adjective deft

deft

habilidoso
Meaning
Neatly skillful and quick in one's movements; dexterous and adroit.
Example
The artist's deft hands created a masterpiece.
Las manos hábiles del artista crearon una obra maestra.
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.
B2 noun /nɒsˈtæl.dʒə/

nostalgia

nostalgia
Meaning
A sentimental longing for the past, typically for a period or place with happy personal associations.
Example
Listening to old songs fills me with nostalgia.
Escuchar canciones antiguas me llena de nostalgia.
B2 adjective /ˈprɛf(ə)rəb(ə)l/

preferable

preferible
Meaning
more desirable or suitable; better than something else
Example
It is preferable to take the train rather than drive in heavy traffic.
Es preferible tomar el tren en lugar de conducir en el tráfico pesado.
B2 verb /ˈmæk.sɪ.maɪz/

maximize

maximizar
Meaning
to increase something as much as possible
Example
The company aims to maximize its profits this year.
La empresa tiene como objetivo maximizar sus ganancias este año.
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.
C1 adverb /ˈðɛərfɔːr/

therefor

para eso
Meaning
For that or for it.
Example
He received payment and gave a receipt therefor.
Recibió el pago y dio un recibo para eso.
C2 adjective fəˈleɪ.ʃəs

fallacious

falso
Meaning
Based on false reasoning or misleading arguments.
Example
His argument was based on fallacious reasoning.
Su argumento estaba basado en razonamientos falsos.
C1 adjective /ˌɪrɪˈprɛsəbl̩/

irrepressible

irresistible
Meaning
Impossible to control or restrain.
Example
She had an irrepressible urge to laugh during the speech.
Ella no pudo ocultar su irresistible deseo de reír durante el discurso.
B1 adjective /ʌnˈlaɪk/

Unlike

diferente; no similar
Meaning
different from; not similar to
Example
Unlike his brother, he prefers quiet activities.
A diferencia de su hermano, él prefiere actividades tranquilas.
A1 noun /ˈvɪdiəʊ/

video

vídeo
Meaning
a recording of moving visual images made digitally or on film
Example
She watched the video of her favorite concert online.
Ella vio el video de su concierto favorito en línea.
B2 adjective /ˈnjuː.mər.əs/

Numerous

numeroso; muchos; abundante
Meaning
existing in large numbers; many; abundant
Example
There are numerous benefits to exercising regularly.
Hay numerosos beneficios en hacer ejercicio regularmente.
C2 noun /ˈɛpɪˌsaɪkl/

epicycle

círculo epícyclico
Meaning
a small circle whose center moves around the circumference of a larger one, used in ancient astronomy
Example
The concept of the epicycle was used to explain planetary motion.
El concepto del epiciclo se utilizó para explicar el movimiento planetario.
C2 verb /ˈmɒlɪfaɪ/

mollify

apaciguar
Meaning
To calm or soothe someone's anger or anxiety.
Example
The manager tried to mollify the angry customers with discounts.
El gerente trató de apaciguar a los clientes enojados con descuentos.
C2 adjective /ˈʌndjʊleɪtɪŋ/

undulating

ondulante
Meaning
Having a smoothly rising and falling form or motion like waves.
Example
We drove through undulating hills.
Condujimos por colinas onduladas.
B2 noun ɔːˈɡæn.ɪk fuːdz

organic foods

alimentos orgánicos
Meaning
Food produced without the use of chemicals such as artificial pesticides, fertilizers, or other artificial agents.
Example
Organic foods are healthier than processed foods.
Los alimentos orgánicos son más saludables que los alimentos procesados.
C1 verb /ˈɪmprəvaɪz/

improvise

improvisar
Meaning
To create or perform something spontaneously without preparation.
Example
The actor had to improvise his lines when he forgot the script.
El actor tuvo que improvisar sus líneas cuando olvidó el guion.
C2 adjective /ˈveɪpərəs/

Vaporous

vaporoso; vago
Meaning
consisting of vapor; vague or insubstantial
Example
The morning air was filled with vaporous mist.
El aire de la mañana estaba lleno de niebla vaporosa.
C2 adjective /ʌnˈfeɪnd/

unfeigned

genuino
Meaning
genuine; not pretended or insincere
Example
She expressed unfeigned joy at her friend's success.
Ella expresó una alegría genuina por el éxito de su amiga.
C1 adjective /ˌmiːtiˈɔːrɪk/

meteoric

relacionado con meteoritos; muy rápido y a menudo temporal.
Meaning
Relating to meteors; very rapid and often temporary.
Example
The singer’s meteoric rise to fame surprised everyone.
El ascenso meteórico del cantante a la fama sorprendió a todos.
C1 noun kənˈsɔː.ti.əm

consortium

consorcio
Meaning
An association of several companies or organizations formed to undertake an enterprise beyond the resources of any one member.
Example
The consortium worked collaboratively to build the cable.
El consorcio trabajó de manera colaborativa para construir el cable.
A2 noun /θiːf/

Thief

ladrón
Meaning
a person who steals things from others
Example
The thief was caught stealing from the jewelry store.
El ladrón fue atrapado robando en la joyería.
C2 verb /məˈtrɪkjʊˌleɪt/

matriculate

matricularse
Meaning
To enroll as a student in a college or university.
Example
She matriculated at Oxford University last year.
Ella se matriculó en la Universidad de Oxford el año pasado.
C1 noun /poʊˈɛt.ɪks/

poetics

poética, teoría de la poesía
Meaning
the study or theory of poetry and its principles
Example
He wrote a book on poetics explaining the art of verse.
Escribió un libro sobre poética explicando el arte del verso.
B2 adverb /ˈpɑrʃəli/

Partially

parcialmente; incompletamente;
Meaning
to some extent; not completely; incompletely
Example
The building was only partially destroyed in the fire.
El edificio fue solo parcialmente destruido en el incendio.
C2 noun /ˈɪkθiəˌsɔːrz/

ichthyosaurs

ictiosaurios (un tipo de reptil marino extinto)
Meaning
Extinct marine reptiles that resembled fish and dolphins, dominant during the Mesozoic era.
Example
Ichthyosaurs were swift predators of the ancient seas.
Los ictiosaurios eran depredadores rápidos de los mares antiguos.
B2 adjective /dɪsˈɡʌstɪd/

disgusted

disgustado
Meaning
feeling a strong sense of dislike or revulsion
Example
She was disgusted by the way he treated the animals.
Ella estaba disgustada por la forma en que él trató a los animales.
C1 adjective,noun /kənˈtɪn.dʒənt/

contingent

dependiente / contingente
Meaning
dependent on something else; a group of people representing an organization
Example
Attendance is contingent on prior registration. / A contingent of students attended the conference.
La asistencia depende de la inscripción previa. / Un contingente de estudiantes asistió a la conferencia.
C1 noun /pɪˈtaɪə/

Pitaya / Dragon fruit

fruta del dragón
Meaning
a tropical fruit with bright pink or red skin and white flesh speckled with black seeds
Example
The pitaya has a mild, sweet flavor and a unique appearance.
La pitaya tiene un sabor suave y dulce y una apariencia única.
C1 verb /rɪˈtrækt/

retract

retirar
Meaning
to withdraw a statement, promise, or part of the body; to pull back
Example
The company retracted its earlier statement after realizing the error.
La empresa retractó su declaración anterior después de darse cuenta del error.
C2 noun /ˈkɒd.ɪ.sɪl/

codicil

codicilio
Meaning
a legal document that makes changes or additions to an existing will
Example
He added a codicil to his will to include his granddaughter.
Él agregó un codicilio a su testamento para incluir a su nieta.
C2 adjective ˈtɛnsaɪl

tensile

tensil
Meaning
Relating to tension; capable of being stretched.
Example
The tensile strength of the material is crucial for the construction project.
La resistencia tensil del material es crucial para el proyecto de construcción.
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 noun /kəˈmɪtl̩/

committal

envío a prisión / detención
Meaning
The action of sending a person to prison or a mental hospital; also the act of committing something to a particular place.
Example
The judge ordered the committal of the accused to custody.
El juez ordenó el envío del acusado a la custodia.
A1 number /ˌfɪfˈtiːn/

fifteen

quince
Meaning
the number 15
Example
There are fifteen students in the class.
Hay quince estudiantes en la clase.
C1 verb /ˈɛm.ə.neɪt/

emanate

emanar
Meaning
To come out or spread from a source.
Example
A sweet fragrance emanated from the garden.
Una dulce fragancia emanó del jardín.
A1 noun /ˈhʌzbənd/

husband

esposo
Meaning
A married man regarded in relation to his spouse.
Example
Her husband is very supportive of her career.
Su esposo es muy apoyador de su carrera.
B2 noun /ˈaʊtˌskɜːrt/

outskirt

las afueras de la ciudad
Meaning
the outer edge or border of a town or city
Example
They built a new factory on the outskirts of the city.
Construyeron una nueva fábrica en las afueras de la ciudad.
B2 noun ˈɡloʊbəl kəˌlæbəˈreɪʃən

global collaboration

colaboración global
Meaning
Cooperation and partnership between countries or organizations worldwide to address common challenges.
Example
Global collaboration is necessary to address climate change.
La colaboración global es necesaria para abordar el cambio climático.
B2 adverb /hɪˈstɒrɪkli/

historically

históricamente
Meaning
in a way that relates to history or past events
Example
Historically, this city was a major trade center.
Históricamente, esta ciudad fue un importante centro comercial.
A2 adjective /ˈjuːs.ləs/

Useless

inútil
Meaning
having no beneficial purpose; not useful
Example
This broken computer is completely useless.
Esta computadora rota está completamente inútil.
C2 noun /ˌdɪləˈtænt/

dilettante

aficionado
Meaning
A person who takes up an art, activity, or subject merely for amusement, especially in a superficial way.
Example
He was dismissed as a dilettante in the art world because he lacked formal training.
Fue despedido como un aficionado en el mundo del arte porque le faltaba formación formal.
C1 adjective /ʌnˈkwaɪ.ət/

Unquiet

inquieto; ansioso; perturbado
Meaning
restless; unable to remain still or quiet; anxious or troubled
Example
She spent an unquiet night worrying about the exam results.
Pasó una noche inquieta preocupada por los resultados del examen.
C2 noun /dɪˈtrækʃən/

detraction

desprestigio
Meaning
The act of belittling or taking away from the value of something.
Example
Her constant detraction of others made her unpopular.
Su constante desprestigio de los demás la hizo impopular.
B2 verb /hætʃ/

hatch

salir del huevo
Meaning
to emerge from an egg; to devise or create a plan
Example
The bird will hatch from its egg soon.
El pájaro saldrá de su huevo pronto.
C1 adjective /ˌæl.truˈɪs.tɪk/

altruistic

altruista
Meaning
Showing a disinterested and selfless concern for the well-being of others.
Example
Her altruistic nature led her to volunteer for charities.
Su naturaleza altruista la llevó a ser voluntaria para organizaciones benéficas.
C2 verb /dɪˈkæmp/

decamp

escapar
Meaning
To depart suddenly or secretly, often to avoid trouble or escape.
Example
The thief decamped before the police arrived.
El ladrón escapó antes de que llegara la policía.
C2 adverb /əˈbɛd/

abed

en la cama
Meaning
in bed
Example
She stayed abed all day due to illness.
Se quedó en la cama todo el día debido a la enfermedad.
C1 noun /ˈzoʊdiæk/

Zodiac

signo zodiacal
Meaning
a belt of the heavens within which lie the paths of the sun, moon, and planets; the twelve astrological signs
Example
What is your zodiac sign?
¿Cuál es tu signo zodiacal?
B2 adverb /ˈsmuːð.li/

Smoothly

suavemente; sin problemas
Meaning
without problems or difficulties; in an even and regular way
Example
The car runs smoothly on the new highway.
El coche circula suavemente por la nueva carretera.
C2 noun /ˈklaɪmɪŋ fɪʃ/

Climbing-fish

pez trepador
Meaning
a type of fish that can climb trees and survive out of water for short periods
Example
The climbing-fish can move from one pond to another by climbing trees.
El pez trepador puede moverse de un estanque a otro trepando árboles.