bottleneck
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Español FR Francés DE Alemán RU Ruso ZH Chino JA Japonés
All Vocabulary Cards All Vocabularies
B2 noun /ˈbɒt.əl.nek/

bottleneck

cuello de botella
Meaning
Narrow path or obstruction, a place or situation where flow becomes slow.
Example
The narrow bridge is a major bottleneck during rush hour.
El puente estrecho es un gran cuello de botella durante la hora punta.
C2 noun /ˌmɪsˈtʃæns/

mischance

infortunio
Meaning
An unfortunate accident or event; bad luck.
Example
By mischance, he missed the last train home.
Por desgracia, perdió el último tren para volver a casa.
B2 adjective /əˈpiː.lɪŋ/

Appealing

atractivo; interesante; agradable
Meaning
attractive; interesting; pleasing
Example
The colorful garden looks very appealing to visitors.
El jardín colorido parece muy atractivo para los visitantes.
C2 noun /ˌɔːrəˈtɔːri.oʊ/

oratorio

composición musical religiosa
Meaning
A large-scale musical composition for orchestra, choir, and soloists, usually on a sacred theme, performed without costumes or scenery.
Example
Handel's 'Messiah' is one of the most famous oratorios ever written.
El 'Mesías' de Handel es uno de los oratorios más famosos jamás escritos.
B2 verb /buːst/

boost

aumentar
Meaning
To increase, improve, or raise something.
Example
The company launched a campaign to boost sales.
La compañía lanzó una campaña para aumentar las ventas.
B2 noun /ˈlɪkər/

liquor

licor
Meaning
Alcoholic drinks, especially strong distilled ones such as whiskey or vodka.
Example
The shop sells both beer and hard liquor.
La tienda vende cerveza y licor.
B2 verb /riːp/

reap

cosechar
Meaning
to cut or gather a crop; to receive as a consequence of actions
Example
Farmers reap wheat in the late summer.
Los agricultores cosechan trigo a fines del verano.
A2 noun dɪˈveləpmənt

development

desarrollo
Meaning
The process of developing or being developed; growth or progress.
Example
Development of Bengali society was hindered.
El desarrollo de la sociedad bengalí fue obstaculizado.
B2 adjective /kəmˈpærətɪv/

Comparative

comparativo
Meaning
involving comparison between two or more things; relative
Example
The study showed comparative results between different teaching methods.
El estudio mostró resultados comparativos entre diferentes métodos de enseñanza.
C1 noun /mɪsˈɡɪv.ɪŋ/

Misgiving

duda; aprensión; inseguridad
Meaning
A feeling of doubt or apprehension about the outcome or consequences of something
Example
She had serious misgivings about accepting the job offer.
Ella tenía serias dudas sobre aceptar la oferta de trabajo.
C2 noun /pɜːr bɔɪld raɪs/

Per boiled rice

arroz precocido
Meaning
Rice that has been partially boiled in the husk before milling; parboiled rice
Example
Per boiled rice retains more nutrients than regular white rice.
El arroz precocido retiene más nutrientes que el arroz blanco regular.
A1 noun /ˈsʌmər/

summer

verano
Meaning
the warmest season of the year, between spring and autumn
Example
We love going to the beach during summer.
Nos encanta ir a la playa durante el verano.
C1 verb /ˈpɜːrpətreɪt/

perpetrate

cometer
Meaning
To commit or carry out, typically a harmful, illegal, or immoral act.
Example
The hackers perpetrated a massive cyber attack on the company.
Los hackers perpetraron un gran ataque cibernético a la empresa.
C2 noun /ˌæpəˈleɪʃən/

appellation

título / nombre
Meaning
a name or title
Example
The city has earned the appellation 'The Big Apple'.
La ciudad ha ganado el título 'La Gran Manzana'.
C2 noun /ˈeɪ.pi.ˌɛr.i/

apiary

colmenar
Meaning
A place where beehives are kept, especially for commercial purposes.
Example
The farmer built a new apiary to produce organic honey.
El agricultor construyó un nuevo colmenar para producir miel orgánica.
B2 noun /əˈriːnə/

arena

campo, escenario
Meaning
a large area surrounded by seats for sports, entertainment, or other events
Example
The basketball game will be held in the new arena downtown.
El partido de baloncesto se celebrará en la nueva arena en el centro de la ciudad.
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 verb /ˌdɪsɪnˈɡeɪdʒ/

disengage

desconectar
Meaning
To release or detach oneself from something; to withdraw.
Example
He tried to disengage from the heated argument.
Trató de desconectarse de la acalorada discusión.
B1 noun /ˈɪnstrəmənt/

instrument

instrumento
Meaning
A tool or device used for a particular purpose, especially for scientific or musical work.
Example
The doctor used a special instrument during the surgery.
El médico utilizó un instrumento especial durante la cirugía.
C1 noun /kwɪnˈtɛt/

quintet

quinteto
Meaning
A group of five people or things, especially musicians.
Example
The jazz quintet performed beautifully.
El quinteto de jazz tocó maravillosamente.
C2 noun /ˈænʒənuː/

ingenue

jovencita inocente
Meaning
an innocent, naïve young woman, especially as represented in literature or theater
Example
She played the role of the ingénue in the play with great charm.
Ella interpretó el papel de la jovencita inocente en la obra con gran encanto.
C1 verb ɔːɡˈmɛntɪŋ

augmenting

aumentar
Meaning
Increasing; making something greater in size, number, or degree
Example
Life expectancy is augmenting with advancements in healthcare.
La esperanza de vida está aumentando con los avances en la atención sanitaria.
C2 noun /ænˈtɪlədʒi/

antilogy

antilogía
Meaning
A contradiction in terms or ideas; inconsistency in speech or writing.
Example
The politician's statement was criticized for its antilogy.
La declaración del político fue criticada por su antilogía.
C2 noun /ˌsɒ̃ˈfrwɑː/

sangfroid

autocontrol
Meaning
Composure or coolness under pressure.
Example
She impressed everyone with her sangfroid during the interview.
Ella impresionó a todos con su autocontrol durante la entrevista.
B1 noun /ɪˈfɛk.tɪv kəˌmjuː.nɪˈkeɪ.ʃən/

effective communication

comunicación efectiva
Meaning
Clear and meaningful exchange of information that achieves its intended purpose.
Example
Effective communication is key to strong relationships.
La comunicación efectiva es clave para relaciones fuertes.
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.
B2 verb /drɪft/

drift

deriva
Meaning
to move slowly, especially by air or water currents
Example
The boat began to drift away from the shore.
El bote comenzó a alejarse de la orilla.
C2 adjective /ˈɑːsɪˌfaɪd/

ossified

convertido en hueso, rígido
Meaning
Turned into bone or become rigid; unwilling to change.
Example
The company had an ossified management structure that resisted innovation.
La empresa tenía una estructura de gestión rígida que resistía la innovación.
C1 adjective /ˈmɔːrn.fəl/

mournful

triste
Meaning
feeling, expressing, or causing sadness or grief
Example
The mournful song reminded her of lost loved ones.
La triste canción le recordó a sus seres queridos perdidos.
B2 noun, adjective /ˌpəʊstˈɡrædʒuət/

postgraduate

posgraduado
Meaning
A student who has completed a first degree and is studying for a further degree.
Example
She is doing postgraduate research in physics.
Ella está haciendo una investigación de posgrado en física.
C1 adjective /ˈsliːzi/

sleazy

de mala calidad, inmoral o barato
Meaning
morally low, dirty, or cheap in quality
Example
He avoided the sleazy nightclub downtown.
Él evitó el club nocturno sórdido en el centro.
B2 noun /əˈpoʊ.nənt/

Opponent

oponente; rival
Meaning
a person who disagrees with or resists a proposal or practice; someone who competes against another
Example
The chess player defeated his strongest opponent.
El jugador de ajedrez derrotó a su oponente más fuerte.
C1 adjective /ˌsæŋktɪˈmoʊniəs/

sanctimonious

hipócrita y moralista
Meaning
Making a show of being morally superior to others; hypocritically pious.
Example
He gave a sanctimonious speech about honesty while he himself was corrupt.
Él dio un discurso hipócrita sobre la honestidad mientras él mismo era corrupto.
C1 noun ˈkɒnfluəns

confluence

confluencia
Meaning
An act or process of merging.
Example
The confluence of ideas from different cultures created a rich discussion.
La confluencia de ideas de diferentes culturas creó una discusión enriquecedora.
C1 adjective /ˈtɛnəbl/

tenable

defendible
Meaning
able to be defended or maintained against attack or objection
Example
His argument was strong and tenable in court.
Su argumento fue fuerte y defendible en la corte.
C1 adjective ˌɪn.təˈdɪs.ɪ.plɪ.nər.i

interdisciplinary

interdisciplinario
Meaning
Relating to more than one branch of knowledge.
Example
The interdisciplinary approach in education enhances problem-solving skills.
El enfoque interdisciplinario en la educación mejora las habilidades para resolver problemas.
C2 noun /əˈdʌltərənt/

adulterant

adulterante
Meaning
a substance added to something else, often food or drink, to reduce its quality or strength
Example
The laboratory found an adulterant in the milk samples.
El laboratorio encontró un adulterante en las muestras de leche.
C1 noun /dɪˈlɪriəm/

delirium

delirio
Meaning
An acutely disturbed state of mind characterized by restlessness, illusions, and incoherence.
Example
The patient experienced delirium after the surgery due to the strong medication.
El paciente experimentó delirio después de la cirugía debido a los fuertes medicamentos.
C2 adjective /ˈʌndjʊləs/

undulous

ondulado
Meaning
Having a wavy surface or form.
Example
The artist painted the undulous sea at sunset.
El artista pintó el mar ondulado al atardecer.
C1 verb /smɪr/

smear

untar / difamar
Meaning
to spread or apply a substance messily; to damage someone's reputation with false or unfair words
Example
The child smeared paint across the wall.
El niño untó pintura en la pared.
A1 noun /ˈmɔːrnɪŋ/

morning

felicidad
Meaning
the early part of the day, typically from sunrise until noon
Example
I like to go for a run in the morning.
No pudo ocultar su felicidad cuando recibió el premio.
A2 noun /koʊtʃ/

coach

entrenador
Meaning
A person who helps improve others' skills or knowledge.
Example
The football coach motivated his team before the match.
El entrenador de fútbol motivó a su equipo antes del partido.
B2 noun /ˌɔː.θɛnˈtɪs.ə.ti/

authenticity

autenticidad
Meaning
The quality of being authentic; genuineness or truthfulness.
Example
The authenticity of the document was verified.
La autenticidad del documento fue verificada.
A1 noun /ˌæftərˈnuːn/

afternoon

tarde
Meaning
The part of the day between noon and evening.
Example
We met in the afternoon for coffee.
Nos encontramos por la tarde para tomar café.
C1 adjective /ˌɪnkɒmprɪˈhɛnsəbl/

incomprehensible

incomprensible
Meaning
Impossible or very difficult to understand.
Example
The professor’s lecture was so fast it became incomprehensible.
La conferencia del profesor fue tan rápida que se volvió incomprensible.
C1 noun/adjective ˈflɛdʒ.lɪŋ

fledgling

principiante, inexperto, recién establecido
Meaning
New, inexperienced, newly established.
Example
The fledgling startup needs investment.
La empresa principiante necesita inversión.
C2 verb /trænsˈfjuːz/

transfuse

transferir sangre u otro fluido a una vena o parte del cuerpo
Meaning
to transfer blood or another fluid into a vein or body part; to instill a quality or idea into someone or something
Example
The doctor had to transfuse blood into the patient after the surgery.
El doctor tuvo que transfundir sangre al paciente después de la cirugía.
C2 adjective /pərˈfɪdiəs/

perfidious

traidor
Meaning
deceitful and untrustworthy
Example
The spy was executed for his perfidious actions.
El espía fue ejecutado por sus acciones traidoras.
B2 verb /daɪˈdʒest/

digest

digerir
Meaning
to break down food in the body; to think about and understand
Example
It takes time to digest a heavy meal.
Toma tiempo digerir una comida pesada.
C1 noun dɪˌtɪə.ri.əˈreɪ.ʃən

deterioration

deterioro
Meaning
The process of becoming progressively worse; decline in quality, condition, or strength.
Example
Poor maintenance leads to material deterioration.
El mal mantenimiento conduce a la deterioración del material.
C1 adjective əsˈtjuːt

astute

astuto o sagaz
Meaning
Having or showing an ability to accurately assess situations or people and turn this to one's advantage.
Example
His astute observations helped solve the complex problem.
Sus observaciones astutas ayudaron a resolver el problema complejo.
B1 adverb; adjective /ˈkaɪndli/

kindly

amablemente
Meaning
in a kind or gentle manner; showing kindness or goodwill
Example
She kindly helped the old man cross the street.
Ella ayudó amablemente al anciano a cruzar la calle.
A2 adverb /ˈɒnɪstli/

honestly

honestamente
Meaning
in a truthful, sincere, or fair way
Example
She spoke honestly about her mistakes.
Habló honestamente sobre sus errores.
C2 noun /kɪln/

kiln

horno de cerámica
Meaning
a furnace or oven for burning, baking, or drying, especially one for firing pottery or bricks
Example
The potter placed the clay pots into the kiln for firing.
El alfarero colocó las macetas de arcilla en el horno de cerámica para cocerlas.
B2 adjective ˌæn.əlˈɪt.ɪ.kəl

analytical

analítico, investigativo, lógico
Meaning
Using or skilled in using analysis (i.e., separating a whole—intellectual or substantial—into its elemental parts or basic principles).
Example
She has an analytical approach to problem-solving.
Ella tiene un enfoque analítico para resolver problemas.
C2 adjective /ˈɒkjʊlər/

ocular

ocular
Meaning
Relating to the eye or vision.
Example
The patient was referred to a specialist for ocular treatment.
El paciente fue referido a un especialista para tratamiento ocular.
A1 noun /ʃuː/

Shoe

zapato
Meaning
covering for the foot, typically made of leather or cloth
Example
She bought a new pair of running shoes for exercise.
Ella compró un par de zapatos para correr para hacer ejercicio.
B1 verb /ˈsʌfər/

suffer

sufrir
Meaning
to experience pain, distress, or hardship
Example
She suffered from a severe headache all day.
Ella sufrió de un fuerte dolor de cabeza todo el día.
B1 noun ˈklaɪ.mət tʃeɪndʒ

climate change

cambio climático
Meaning
A change in global or regional climate patterns, attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
Example
Climate change is causing more natural disasters.
El cambio climático está causando más desastres naturales.
B2 adjective /ɪkˈskluːsɪv/

exclusive

restringido a una persona, grupo o área particular; no compartido con otros
Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
El hotel ofrece acceso exclusivo a una playa privada.
C1 noun /ˈdek.ə.dəns/

decadence

decadencia
Meaning
Moral or cultural decline characterized by excessive indulgence in pleasure or luxury.
Example
The novel describes the decadence of the wealthy elite.
La novela describe la decadencia de la élite adinerada.
B1 noun /ˈneɪvi/

Navy

marina
Meaning
the branch of armed forces that conducts military operations at sea
Example
He joined the navy after graduating from college.
Se unió a la marina después de graduarse de la universidad.
C2 adjective /ænˈhaɪdrəs/

anhydrous

anhídrido
Meaning
Containing no water.
Example
The chemist used anhydrous ammonia for the experiment.
El químico usó amoníaco anhidro para el experimento.
B2 adjective ˈsɑːləm

solemn

solemne
Meaning
Formal and dignified; characterized by deep sincerity.
Example
The day begins with a solemn ceremony at the memorial.
El día comienza con una solemne ceremonia en el memorial.
B1 noun, verb /praɪz/

prize

premio
Meaning
something given as a reward for achievement; to value highly
Example
He won the first prize in the competition.
Ganó el primer premio en la competencia.
C1 adjective /ˈɪmpətənt/

impotent

impotente
Meaning
Lacking power, ability, or strength to take effective action.
Example
The citizens felt impotent against the corrupt system.
Los ciudadanos se sintieron impotentes contra el sistema corrupto.
C2 adjective /əˈbɪs.əl/

abyssal

relacionado con el océano profundo
Meaning
Related to or characteristic of the deep ocean, especially the zone below 4000 meters.
Example
Abyssal creatures survive in extreme pressure conditions.
Las criaturas abisales sobreviven en condiciones de presión extrema.
B1 noun /hjuːˈmænɪti/

humanity

humanidad
Meaning
the quality of being human; kindness or compassion towards others; all human beings collectively
Example
Kindness is one of the greatest expressions of humanity.
La bondad es una de las expresiones más grandes de la humanidad.
C1 noun /ˈbeɪ.zəl siːdz/

Basil Seeds

semillas de albahaca
Meaning
small black seeds from the basil plant, often used in drinks and desserts
Example
I added basil seeds to my lemonade for a refreshing drink.
Añadí semillas de albahaca a mi limonada para una bebida refrescante.
C2 noun /bəˈkuːl/

Bakul

flor bakul
Meaning
a fragrant white flower native to South Asia, scientifically known as Mimusops elengi
Example
The sweet fragrance of bakul flowers filled the evening air in the village.
La dulce fragancia de las flores bakul llenó el aire de la tarde en el pueblo.
C2 noun /ˈkɔː.seər/

corsair

pirata
Meaning
a pirate, especially one operating along the Mediterranean coasts
Example
The corsair plundered ships along the coast.
El corsario saqueó barcos en la costa.
C2 noun /dɛnˈdrɒlədʒi/

dendrology

dendrología
Meaning
the scientific study of trees and woody plants
Example
He is studying dendrology at the university.
Él está estudiando dendrología en la universidad.
C1 adjective /dɪˈsɜːrnəbl/

discernible

discernible
Meaning
able to be seen, recognized, or understood
Example
There was a discernible change in his behavior.
Hubo un cambio discernible en su comportamiento.
A2 noun /tuːθ/

Tooth

diente
Meaning
a hard white structure in the mouth used for biting and chewing food
Example
She brushes her teeth twice a day.
Ella se cepilla los dientes dos veces al día.
B1 noun ˈɔːdioʊ ˈlɛsənz

audio lessons

lecciones de audio
Meaning
Educational content delivered through sound recordings, typically used for language learning and skill development.
Example
Audio lessons are useful for listening skills.
Las lecciones de audio son útiles para las habilidades de escucha.
C1 adjective /ɛnˌsaɪkləˈpiːdɪk/

encyclopedic

enciclopédico
Meaning
Having comprehensive knowledge of many subjects; relating to or characteristic of an encyclopedia.
Example
Her encyclopedic knowledge of history amazed everyone at the conference.
Su conocimiento enciclopédico de la historia sorprendió a todos en la conferencia.
A2 noun /saɪt/

sight

vista
Meaning
the ability to see or something that is seen
Example
The sight of the sunset took her breath away.
La vista del atardecer le quitó el aliento.
A1 noun /ˈflaʊər/

flower

flor
Meaning
the seed-bearing part of a plant, often colorful and fragrant, that blossoms
Example
The garden was full of colorful flowers.
El jardín estaba lleno de flores coloridas.
C1 adjective /ɪmˈpɜːmiəbl/

impermeable

impermeable
Meaning
Not allowing fluid or gas to pass through.
Example
The container is made of impermeable plastic.
El contenedor está hecho de plástico impermeable.
B1 noun /ˈbeɪs.mənt/

Basement

sótano
Meaning
the lowest floor of a building, typically below ground level
Example
We store old furniture in the basement.
Guardamos muebles viejos en el sótano.
B1 verb /rɪˈfɜː/

refer

referir
Meaning
to mention or allude to something; to direct someone to a source of information
Example
Please refer to page 45 for more details.
Por favor, consulte la página 45 para más detalles.
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

sublingual
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
El doctor recetó una tableta sublingual para una absorción más rápida.
B1 noun sɪvɪˈlɪzeɪʃənz

civilizations

civilizaciones
Meaning
The stage of human social development and organization that is considered most advanced.
Example
Ancient civilizations developed complex systems of governance.
Las antiguas civilizaciones desarrollaron sistemas complejos de gobierno.
C1 noun /ɡlɔːs/

Gloss

una capa brillante o lustrosa; brillo de labios
Meaning
a shiny or lustrous surface finish; a superficially attractive appearance; lip gloss
Example
She applied a clear gloss to her lips to give them a shiny, healthy appearance.
Ella aplicó un brillo transparente en sus labios para darles un aspecto brillante y saludable.
C1 adjective /tɛkˈtɑː.nɪk/

tectonic

tectónico
Meaning
Relating to the structure of the earth's crust and the large-scale processes that take place within it.
Example
Tectonic movements cause earthquakes and mountain formation.
Los movimientos tectónicos causan terremotos y formación de montañas.
C2 noun /ˈpɒl.iˌθi.ɪz.əm/

polytheism

politeísmo
Meaning
the belief in or worship of multiple gods
Example
Ancient Greeks practiced polytheism, worshiping gods like Zeus and Athena.
Los antiguos griegos practicaban el politeísmo, adorando a dioses como Zeus y Atenea.
C2 adjective /ˈvɒkətɪv/

vocative

caso vocativo
Meaning
relating to a case in grammar used for directly addressing someone
Example
In Latin, the vocative case is used when directly calling someone by name.
En latín, el caso vocativo se usa para llamar directamente a alguien por su nombre.
C2 adjective /ˈbiːstiəl/

bestial

bestial
Meaning
Relating to beasts; showing savagery, brutality, or lacking human sensibility.
Example
The prisoners were treated in a bestial manner.
Los prisioneros fueron tratados de manera bestial.
B2 adjective /ˈkaʊntləs/

countless

incontable
Meaning
too many to be counted; innumerable
Example
There are countless stars in the sky.
Hay innumerables estrellas en el cielo.
B1 noun /blæk ˈpep.ər/

Black Pepper

pimienta negra
Meaning
a hot-tasting spice made from dried peppercorns, widely used for seasoning food
Example
Season the steak with salt and freshly ground black pepper.
Sazona el filete con sal y pimienta negra recién molida.
C1 noun /vəˈræs.ə.ti/

veracity

veracidad
Meaning
Conformity to facts; accuracy and truthfulness.
Example
The journalist checked the veracity of the report.
El periodista verificó la veracidad del informe.
A2 verb /ˈɔːfər/

offer

ofrecer
Meaning
to present something for acceptance or rejection; to propose
Example
She offered to help with the project.
Ella se ofreció a ayudar con el proyecto.
C1 noun /pərˈkʌʃən/

percussion

percusión
Meaning
Musical instruments that are played by striking, shaking, or scraping, such as drums or cymbals.
Example
The percussion section added rhythm and energy to the orchestra.
La sección de percusión añadió ritmo y energía a la orquesta.
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.
C2 noun /əˈsɛt.ɪˌsɪz.əm/

asceticism

ascetismo, autodisciplina
Meaning
The practice of severe self-discipline and abstaining from indulgence, typically for religious or spiritual reasons.
Example
Asceticism has been a part of many religious traditions throughout history.
El ascetismo ha sido parte de muchas tradiciones religiosas a lo largo de la historia.
B2 adjective /ʌnprɪˈpɛrd/

Unprepared

despreparado
Meaning
not ready or able to deal with something
Example
He was unprepared for the difficult exam.
Él estaba desprevenido para el examen difícil.
C2 verb /bɪˈnʌm/

benumb

adormecer
Meaning
to make physically numb or without sensation; to make mentally dull or insensitive
Example
The freezing wind seemed to benumb his fingers within minutes.
El viento helado parecía adormecerle los dedos en minutos.
B2 noun ədˈvɑːns.mənt

advancement

avance
Meaning
The process of promoting or moving forward; development or improvement in a particular area.
Example
Technological advancement shapes the future.
El avance tecnológico da forma al futuro.
C1 noun səˈsteɪnəbəl ænd kəˈlæbərətɪv əˈproʊtʃ

sustainable and collaborative approach

enfoque sostenible y colaborativo
Meaning
A method of working together that can be maintained over time without depleting resources or causing harm.
Example
A sustainable and collaborative approach is crucial for solving environmental problems.
Un enfoque sostenible y colaborativo es crucial para resolver los problemas ambientales.
C1 adjective /ˈtɛn.ju.əs/

tenuous

débil / delgado
Meaning
Very weak, thin, or slight; lacking a strong basis.
Example
The evidence against him is quite tenuous.
La evidencia contra él es bastante débil.
C1 noun /ˌaɪ.diˈɒl.ə.dʒi/

ideology

ideología
Meaning
A system of ideas and ideals, especially one that forms the basis of economic or political theory and policy.
Example
Democracy is based on the ideology of freedom and equality.
La democracia se basa en la ideología de la libertad y la igualdad.
B2 adjective ˌɪn.təˈræk.tɪv

interactive

interactivo
Meaning
Allowing a two-way flow of information between it and a user, responding to the user's input.
Example
Interactive learning keeps students engaged in lessons.
El aprendizaje interactivo mantiene a los estudiantes comprometidos con las lecciones.
C1 adverb /ˈheɪs.tɪ.li/

Hastily

apresuradamente
Meaning
in a hurried or rushed manner; quickly and carelessly
Example
She hastily packed her bags before leaving for the airport.
Ella empacó apresuradamente sus maletas antes de irse al aeropuerto.
B2 verb /ədˈmɪnɪstər/

administer

administrar
Meaning
to manage or control the running of; to give or apply medicine or treatment
Example
The nurse will administer the vaccine to all patients.
La enfermera administrará la vacuna a todos los pacientes.
C1 noun /ˌɑːpərˈtuːnɪst/

opportunist

oportunista
Meaning
A person who takes advantage of situations for personal gain, often disregarding principles.
Example
He is seen as an opportunist who always puts his interests first.
Se le ve como un oportunista que siempre pone sus intereses primero.
C2 noun /ˌsɜːrkəmləˈkjuːʃn/

circumlocution

circunloquio
Meaning
the use of many words when fewer would do, especially to avoid stating something directly
Example
The politician's speech was filled with circumlocution.
El discurso del político estaba lleno de circunloquios.
C1 verb /dɪˈvɒlv/

devolve

devolver
Meaning
To pass power, responsibility, or duties to another person or group.
Example
The responsibility will devolve on the new manager.
La responsabilidad se transferirá al nuevo gerente.
B2 adjective ˌrev.əˈluː.ʃən.ər.i

revolutionary

revolucionario
Meaning
Involving or causing a complete or dramatic change.
Example
Revolutionary ideas are reshaping the industry.
Las ideas revolucionarias están transformando la industria.
B2 adjective /ˈpraɪ.ər/

Prior

anterior
Meaning
existing or coming before in time; previous; earlier
Example
You need prior approval before making any changes to the system.
Necesitas aprobación previa antes de realizar cualquier cambio en el sistema.
B2 verb /kənˈveɪ/

convey

transmitir, comunicar, llevar
Meaning
To communicate or make known; to transport or carry from one place to another.
Example
The teacher conveys the lesson clearly to students.
El maestro transmite la lección claramente a los estudiantes.
B1 noun /ˈɡæðərɪŋ/

gathering

reunión
Meaning
a meeting or assembly of people for a particular purpose
Example
We attended a family gathering last weekend.
Asistimos a una reunión familiar el fin de semana pasado.
C2 noun /ˌfɑːsfəˈrɛsəns/

phosphorescence

fosforescencia
Meaning
the property of emitting light without noticeable heat
Example
The deep-sea creatures displayed a beautiful phosphorescence.
Las criaturas del fondo marino exhibieron una hermosa fosforescencia.
C2 noun /ˈluːkər/

lucre

lucre
Meaning
money, especially when regarded as sordid or gained dishonorably
Example
He was motivated more by lucre than by duty.
Estaba motivado más por el lucro que por el deber.
B1 preposition, adverb, adjective /ˌʌndərˈniːθ/

underneath

debajo, bajo
Meaning
Located directly below or beneath something
Example
The keys were hidden underneath the pile of papers.
Las llaves estaban escondidas debajo de la pila de papeles.
C2 verb /diːˈfrɑːk/

defrock

despojar a un sacerdote de su cargo
Meaning
to officially remove a priest or minister from their position and authority
Example
The church decided to defrock the priest after the scandal.
La iglesia decidió defrockear al sacerdote después del escándalo.
A2 noun trʌst

trust

confianza
Meaning
Firm belief in the reliability, truth, ability, or strength of someone or something; confidence placed in a person by making that person the nominal owner of property.
Example
Building trust is essential for long-term relationships.
Construir confianza es esencial para relaciones a largo plazo.
B2 noun /ˈkʊk.uː/

Cuckoo

cuco
Meaning
a bird known for its distinctive call and for laying eggs in other birds' nests
Example
We heard the cuckoo calling from the forest early in the morning.
Escuchamos el canto del cuco desde el bosque por la mañana temprano.
B2 noun /ˈfɒsɪl/

fossil

fósil
Meaning
the remains or impression of a prehistoric plant or animal embedded in rock
Example
The fossil of a dinosaur was discovered in the mountains.
El fósil de un dinosaurio fue descubierto en las montañas.
C2 noun /ɪnˈtɛɡ.jʊ.mənt/

integument

cobertura externa
Meaning
A natural outer covering, such as skin, shell, or rind.
Example
The snake sheds its integument as it grows.
La serpiente pierde su cobertura externa a medida que crece.
C1 noun ˌnæʃ.ən.ə.laɪˈzeɪ.ʃən

nationalization

nacionalización
Meaning
The process of a government taking control of private property or industry.
Example
The nationalization of banks was aimed at stabilizing the economy.
La nacionalización de los bancos fue dirigida a estabilizar la economía.
C1 noun /ˈdrɪz.əl/

Drizzle

llovizna
Meaning
light rain falling in very fine drops; a very light rainfall
Example
The gentle drizzle continued throughout the morning, making everything misty.
La suave llovizna continuó durante toda la mañana, haciendo que todo se viera nebuloso.