Problematic
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B2 adjective /ˌprɒb.ləˈmæt.ɪk/

Problematic

problemático; que causa problemas
Meaning
causing problems; troublesome; difficult to deal with
Example
The new policy changes are problematic and need to be reviewed.
Los nuevos cambios de política son problemáticos y necesitan ser revisados.
C2 noun ˈsaɪəns ˈdezət

science-desert

desierto científico
Meaning
A region or area lacking in scientific development, research facilities, or educational institutions.
Example
J.C. Bose thrived in a science-desert.
J.C. Bose prosperó en un desierto científico.
C1 noun /ˈkævərn/

cavern

caverna
Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
Los exploradores entraron en una caverna oscura debajo de la montaña.
C1 noun ˈdɪskɔrd

discord

discordia
Meaning
Disagreement or conflict between people or ideas.
Example
Discord among people disrupts societal stability.
La discordia entre las personas perturba la estabilidad social.
C1 noun /ˈkɜːrlər/

curler

rizador
Meaning
A small roller used for curling hair.
Example
She used a curler to style her hair for the party.
Ella usó un rizador para estilizar su cabello para la fiesta.
C2 noun /ˈrɛlɪkwɛri/

reliquary

relicario
Meaning
a container for holy relics
Example
The ancient reliquary was decorated with gold and precious stones.
El antiguo relicario estaba decorado con oro y piedras preciosas.
A1 noun /wɔːl/

wall

pared
Meaning
a vertical structure that encloses or divides an area
Example
The wall in our living room is painted blue.
La pared en nuestra sala de estar está pintada de azul.
C1 adjective /kweɪnt/

quaint

antiguo y pintoresco
Meaning
attractively unusual or old-fashioned
Example
They stayed in a quaint little cottage by the sea.
Ellos se alojaron en una cabaña pintoresca junto al mar.
C2 noun /ˈtjuːtɪlɪdʒ/

tutelage

tutelaje
Meaning
The act of guarding, protecting, or guiding; instruction or teaching.
Example
She studied painting under the tutelage of a famous artist.
Ella estudió pintura bajo la tutela de un famoso artista.
C2 verb /drɔːl/

drawl

hablar lentamente de manera perezosa
Meaning
to speak in a slow, lazy way with prolonged vowel sounds
Example
He tends to drawl when he is tired.
Él tiende a hablar lentamente cuando está cansado.
C2 noun /ˈkɒmɪti/

comity

cortesía, respeto mutuo
Meaning
Courtesy and considerate behavior towards others; mutual respect.
Example
The meeting was conducted with comity and respect.
La reunión se realizó con cortesía y respeto.
C1 adjective /ˌaɪ.di.əˈlɒdʒ.ɪ.kəl/

ideological

ideológico
Meaning
Relating to or based on a system of ideas or beliefs.
Example
The two parties are divided by deep ideological differences.
Las dos partes están divididas por profundas diferencias ideológicas.
A2 noun /ˈɒbdʒɪkt/

object

objeto
Meaning
a thing that can be seen and touched
Example
The table is an object in the room.
La mesa es un objeto en la habitación.
C2 adjective /ˈfiːkənd/

fecund

fértil, productivo
Meaning
producing or capable of producing an abundance of offspring or new growth; fertile
Example
The fecund soil produced a bountiful harvest this year.
El suelo fértil produjo una cosecha abundante este año.
C1 verb /rɪˈkuːpəreɪt/

recuperate

recuperarse
Meaning
to recover from illness or regain strength
Example
She went to the countryside to recuperate after surgery.
Ella fue al campo a recuperarse después de la cirugía.
C2 noun /wiːl/

weal

felicidad
Meaning
A raised mark on the skin left after a blow; or general well-being and prosperity.
Example
The charity worked for the common weal of the community.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 adjective /ɪˈmɒdərət/

immoderate

excesivo
Meaning
excessive; beyond reasonable limits
Example
He has an immoderate love for sweets.
Él tiene un amor excesivo por los dulces.
C1 noun /vəˈlɒs.ɪ.ti/

velocity

velocidad
Meaning
Speed or acceleration, the rate of movement of any object or vehicle.
Example
High velocity trains reduce travel time significantly.
Los trenes de alta velocidad reducen significativamente el tiempo de viaje.
B2 noun /ˌhɪp.əˈpɒt.ə.məs/

Hippopotamus

hipopótamo
Meaning
a large, mostly herbivorous mammal that lives in and around water in Africa
Example
The hippopotamus spends most of its day in the water.
El hipopótamo pasa la mayor parte de su día en el agua.
C1 noun /ɪnˈsɒm.ni.ə/

Insomnia

insomnio
Meaning
habitual sleeplessness; inability to sleep; the condition of being unable to sleep
Example
Her chronic insomnia made it difficult for her to concentrate during work hours.
Su insomnio crónico le dificultaba concentrarse durante las horas de trabajo.
B2 noun ˈlænd.mɑːk

landmark

hito
Meaning
An object or feature of a landscape or town that is easily seen and recognized from a distance; an important stage or turning point.
Example
The space restaurant is a landmark in innovation.
El restaurante espacial es un hito en la innovación.
C1 verb /ˈlɔːndər/

launder

lavar ropa / ocultar el origen del dinero obtenido ilegalmente
Meaning
to wash clothes, linens, etc.; or to conceal the origins of money obtained illegally
Example
She laundered all the dirty clothes on Sunday.
Ella lavó toda la ropa sucia el domingo.
C1 adjective ɪˌlektrəʊmæɡˈnetɪk

electromagnetic

electromagnético
Meaning
Relating to both electricity and magnetism or their interaction.
Example
Electromagnetic forces repel protons.
Las fuerzas electromagnéticas repelen los protones.
C1 noun /ˌdʒɛr.iˈætrɪks/

geriatrics

geriatría
Meaning
the branch of medicine dealing with the health and care of old people
Example
He specialized in geriatrics to care for the elderly.
Él se especializó en geriatría para cuidar a los ancianos.
B2 noun, verb /ˈɪnstɪˌtjuːt/

institute

institución
Meaning
as a noun, an organization founded for a specific purpose; as a verb, to establish or initiate
Example
The university decided to institute new rules for the library.
La universidad decidió instituir nuevas reglas para la biblioteca.
C1 noun /ɪnˈvɜːrʒən/

inversion

inversión
Meaning
A reversal of the normal order, position, or relationship.
Example
In poetry, inversion is often used to create emphasis.
En poesía, la inversión se usa a menudo para crear énfasis.
C1 noun /məˈnɒtəni/

monotony

monotonía
Meaning
Lack of variety and interest; tedious repetition and routine.
Example
Breaking the monotony of everyday life can improve mental health.
Romper la monotonía de la vida diaria puede mejorar la salud mental.
C2 adjective /ɪˈrædɪkəbəl/

irradicable

irradicable
Meaning
not able to be eradicated; impossible to destroy or remove completely
Example
The love of a mother for her child is irradicable.
El amor de una madre por su hijo es irradicable.
C2 verb /ˈɑːbvieɪt/

obviate

eliminar
Meaning
To remove a need or difficulty; to prevent or avoid something.
Example
This new system obviates the need for manual data entry.
Este nuevo sistema elimina la necesidad de ingresar datos manualmente.
B2 adjective /rɪˈspɒn.sɪv/

Responsive

responsivo
Meaning
reacting quickly and positively; readily reacting to suggestions or changes
Example
The website is very responsive and loads quickly on all devices.
El sitio web es muy responsivo y carga rápidamente en todos los dispositivos.
B1 noun /ˈdɛdˌlaɪnz/

deadlines

plazos
Meaning
The latest time or date by which something should be completed.
Example
Setting deadlines helps finish tasks.
Establecer plazos ayuda a terminar las tareas.
B1 noun /feɪθ/

Faith

fe; confianza; creencia religiosa;
Meaning
complete trust or confidence in someone or something; strong belief in religion
Example
She had unwavering faith in her team's ability to succeed.
Ella tenía una fe inquebrantable en la habilidad de su equipo para tener éxito.
A1 adjective /ɡreɪt/

great

gran
Meaning
Of an extent, amount, or intensity considerably above average; very good or important.
Example
She gave a great performance at the concert.
Ella dio una gran actuación en el concierto.
B2 noun ˈdɪdʒɪtəl ˈfɔːrmæt

Digital Format

formato digital
Meaning
A format in which information is stored as electronic data.
Example
A digital format family tree can be shared online.
Un árbol genealógico en formato digital se puede compartir en línea.
C2 verb /kənˈsɪlieɪt/

conciliate

conciliar
Meaning
to stop someone from being angry; to win over by friendly acts
Example
He tried to conciliate the angry customer with an apology.
Él intentó conciliar al cliente enojado con una disculpa.
C1 noun /ˈkoʊtʃ.mən/

Coachman

cochero
Meaning
a person who drives a horse-drawn carriage or coach
Example
The coachman skillfully guided the horses through the busy streets.
El cochero guió hábilmente los caballos a través de las calles concurridas.
C1 adjective /ˈretʃɪd/

Wretched

miserable; deplorable; de mala calidad
Meaning
very unhappy; miserable; of poor quality
Example
The refugees lived in wretched conditions.
Los refugiados vivieron en condiciones miserables.
C2 noun /ˈvæsəl/

vassal

vasallo
Meaning
A person or country in a subordinate position to another, especially in feudal times under a lord.
Example
The king granted land to his vassal in return for loyalty and service.
El rey otorgó tierras a su vasallo a cambio de lealtad y servicio.
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 noun /kənˈsɜːvəˌtɔːri/

conservatory

invernadero / escuela de música y arte
Meaning
A greenhouse for growing plants or a school for music and the arts.
Example
They grew exotic plants in the conservatory.
Cultivaron plantas exóticas en el invernadero.
C1 noun/verb /ˈkætəpʌlt/

catapult

catapulta / dispositivo para lanzar
Meaning
A device for launching objects at high speed; to hurl or launch something suddenly.
Example
The invention catapulted him to international fame.
La invención lo catapultó a la fama internacional.
C1 adjective /ˌʌnfɔːrˈsiːn/

unforeseen

inesperado
Meaning
Not anticipated or predicted; unexpected.
Example
The project faced unforeseen challenges that delayed its completion.
El proyecto enfrentó desafíos imprevistos que retrasaron su finalización.
B1 noun /bʌɡ/

Bug

bicho
Meaning
a small insect; a defect in a computer program
Example
I found a bug crawling on my bed sheets.
Encontré un bicho arrastrándose en mis sábanas.
A2 noun /ˈfɑːr.mər/

Farmer

agricultor
Meaning
a person who grows crops or raises animals for food or profit
Example
The farmer planted rice in the fertile fields this season.
El agricultor plantó arroz en los campos fértiles esta temporada.
B2 noun /ˈɡræfɪks/

graphics

gráficos
Meaning
visual images, designs, or drawings used to convey information or artistic expression
Example
The website uses stunning graphics to attract visitors.
El sitio web utiliza gráficos impresionantes para atraer visitantes.
C1 noun /ˈweɪ.stɪdʒ/

Wastage

desperdicio
Meaning
the action of using or expending something carelessly or without purpose
Example
The company reduced food wastage by implementing better inventory management.
La empresa redujo el desperdicio de alimentos implementando una mejor gestión de inventario.
C2 noun /ˈnoʊzˌɡeɪ/

nosegay

ramillete de flores
Meaning
a small bunch of flowers, typically given as a gift or carried for decoration
Example
She carried a nosegay of fresh roses to the ceremony.
Ella llevaba un ramillete de rosas frescas a la ceremonia.
C1 noun /viˈoʊlə/ or /ˈvaɪələ/

viola

viola
Meaning
A stringed instrument slightly larger than a violin, with a deeper and mellower tone.
Example
She chose to play the viola in the school orchestra.
Ella eligió tocar la viola en la orquesta escolar.
B2 adjective /ˈkwɜːrki/

quirky

peculiar
Meaning
Unusual in an interesting, charming, or odd way.
Example
She has a quirky sense of fashion that makes her stand out.
Ella tiene un sentido de la moda peculiar que la hace destacar.
C1 noun/verb /liːʃ/

leash

correa
Meaning
a strap or cord used to control or guide an animal; to restrain or control
Example
The dog was on a leash during the walk.
El perro estaba con correa durante el paseo.
C1 adjective /ˈbrɪslɪŋ/

bristling

erizado; lleno de energía
Meaning
full of energy, anger, or excitement; showing bristles standing up
Example
He entered the room bristling with confidence.
Entró en la habitación lleno de confianza.
A2 noun /ˈɪn.sekt/

Insect

insecto
Meaning
a small invertebrate animal with six legs and usually one or two pairs of wings
Example
The butterfly is a beautiful insect that flies from flower to flower.
La mariposa es un hermoso insecto que vuela de flor en flor.
B1 verb /əˈmeɪz/

amaze

asombrar
Meaning
to fill someone with great surprise or wonder
Example
The magician’s final trick amazed the audience.
El truco final del mago asombró al público.
C1 noun /weɪ/

Whey

suero
Meaning
the watery part of milk that separates from the curds when making cheese
Example
Whey protein is popular among athletes and bodybuilders.
El proteína de suero es popular entre los atletas y culturistas.
C1 noun /ˌɪnsɪɡˈnɪfɪkəns/

insignificance

insignificancia
Meaning
The quality of being unimportant or trivial.
Example
He felt a sense of insignificance in the vast universe.
Él sintió un sentido de insignificancia en el vasto universo.
C2 noun /lɪˈbrɛtoʊ/

libretto

libreto de ópera
Meaning
The text of an opera or other long vocal work.
Example
She studied the libretto before attending the opera performance.
Ella estudió el libreto antes de asistir a la función de la ópera.
B2 noun /əbˈsɛʃən/

obsession

obsesión
Meaning
An idea, thought, or concern that continually preoccupies or intrudes on a person's mind.
Example
His obsession with success drove him to work day and night.
Su obsesión con el éxito lo llevó a trabajar día y noche.
A1 noun /tʃaɪld/

child

niño
Meaning
a young human being below the age of puberty or below the legal age of majority
Example
The child played happily in the park.
El niño jugó felizmente en el parque.
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.
C1 noun /ɪmˈpɒs.tər/

Impostor

impostor; fraude
Meaning
a person who pretends to be someone else in order to deceive others; a fraud
Example
The impostor convinced everyone he was a doctor until his fake credentials were discovered.
El impostor convenció a todos de que era un doctor hasta que se descubrió que sus credenciales eran falsas.
A2 preposition /əˈmʌŋ/

among

entre
Meaning
surrounded by; in the middle of a group
Example
He was sitting among his friends.
Él estaba sentado entre sus amigos.
B2 verb /ˈɪr.ɪ.teɪt/

irritate

irritar
Meaning
To make someone annoyed or angry; to cause discomfort or inflammation.
Example
Rubbing your eyes can irritate them.
Frotarse los ojos puede irritarlos.
C1 noun /sɪr/

seer

vidente
Meaning
A person who is supposed to be able to see what will happen in the future; a prophet.
Example
The seer predicted a great change in the kingdom.
El vidente predijo un gran cambio en el reino.
C2 noun /ˈdʒɒs.stɪk/

Joss-stick

incienso
Meaning
a thin stick of incense that is burned for its pleasant smell, especially in religious ceremonies
Example
She lit a joss-stick in the temple during her prayers.
Ella encendió un palo de incienso en el templo durante sus oraciones.
C2 noun /ɪˌluːmɪˈnɑːti/

illuminati

iluminati
Meaning
a group of people claiming to have special enlightenment or secret knowledge, often linked to conspiracies
Example
Many conspiracy theories involve the Illuminati as a secret world-controlling group.
Muchas teorías de conspiración involucran a los Illuminati como un grupo secreto que controla el mundo.
B2 verb /pɔːˈtreɪ/

portray

retratar
Meaning
to describe or represent something or someone in a work of art or literature
Example
The novel portrays a vivid picture of life in the countryside.
La novela retrata una imagen vívida de la vida en el campo.
C2 noun /ˈkæn.toʊ/

canto

canto
Meaning
A main division of a long poem, especially in epic poetry.
Example
The Divine Comedy is divided into several cantos.
La Divina Comedia se divide en varios cantos.
A2 noun /stɛp/

step

paso
Meaning
a movement made by lifting one foot and putting it down in a new position
Example
She took a step towards the door.
Ella dio un paso hacia la puerta.
C2 noun /liː/

lea

pradera
Meaning
An open area of grassy or arable land; a meadow.
Example
The cottage was surrounded by a quiet lea.
La cabaña estaba rodeada por una tranquila pradera.
B1 noun /ˈlæftər/

laughter

risa
Meaning
the act or sound of laughing
Example
The room was filled with laughter.
La habitación estaba llena de risas.
C2 noun /ˈtɒksɪn/

tocsin

campana de alarma
Meaning
an alarm bell or signal; a warning that something bad is about to happen
Example
The data breach sounded a tocsin for stricter security.
La fuga de datos sonó como una campana de alarma para una seguridad más estricta.
B1 noun /ˈmɑː.kɪ.tɪŋ/

Marketing

mercadeo, comercialización, marketing
Meaning
The activity, set of institutions, and processes for creating, communicating, delivering, and exchanging offerings that have value for customers, clients, partners, and society at large.
Example
Digital marketing has transformed business strategies.
El marketing digital ha transformado las estrategias comerciales.
C2 noun /ˈklɪpər/

clipper

cortapelos / barco veloz del siglo XIX
Meaning
a tool used for cutting, or a fast sailing ship of the 19th century
Example
The barber used clippers to trim his hair.
El barbero usó la máquina para cortar su cabello.
C1 phrase lɪˈdʒɪt.ɪ.mət sɛlf dɪˈfens

legitimate self-defense

defensa legítima
Meaning
Lawful protection of oneself from harm or attack.
Example
The country claimed it was legitimate self-defense.
El país afirmó que era defensa legítima.
B2 noun /ˈnek.taɪ/

Necktie

corbata
Meaning
a strip of cloth worn around the neck under a shirt collar and tied in front
Example
He adjusted his necktie before the important meeting.
Él ajustó su corbata antes de la importante reunión.
C1 adjective ɪn ˈfleɪ.ʃə.ner.i

inflationary

inflacionario
Meaning
Characterized by or tending to cause monetary inflation; relating to rising prices.
Example
The government took measures to control inflationary pressures.
El gobierno tomó medidas para controlar las presiones inflacionarias.
C1 noun /əˈkʌmpənɪmənt/

accompaniment

acompañamiento
Meaning
Something that goes together with or complements another thing, often music or food.
Example
The dish was served with a spicy sauce as an accompaniment.
El plato se sirvió con una salsa picante como acompañamiento.
B2 noun /ˈlɪn.ən/

linen

ropa de lino
Meaning
A strong cloth made from the fibers of the flax plant, or items made from this cloth such as sheets or clothing.
Example
She bought new linen curtains for the living room.
Ella compró nuevas cortinas de lino para la sala de estar.
B2 adjective /ˈθɜːrməl/

thermal

térmico
Meaning
Related to heat or temperature.
Example
She wore a thermal jacket to stay warm in winter.
Ella llevaba una chaqueta térmica para mantenerse caliente en invierno.
B2 noun /ˈærəɡəns/

Arrogance

arrogancia
Meaning
having or revealing an exaggerated sense of one's own importance or abilities
Example
His arrogance made him unpopular among his colleagues.
Su arrogancia lo hizo impopular entre sus colegas.
A2 verb /ˈkʌv.ərd/

covered

cubierto
Meaning
Protected by being placed over or wrapped; hidden from view.
Example
The forest is covered in greenery.
El bosque está cubierto de vegetación.
C1 adjective /bɪˈleɪtɪd/

belated

tardío
Meaning
coming or happening later than expected or usual
Example
She sent me a belated birthday card.
Me envió una tarjeta de cumpleaños tardía.
C1 noun /rɪˈmɪʃən/

remission

remisión
Meaning
A temporary or permanent decrease or disappearance of disease symptoms; forgiveness of sins or debts.
Example
The patient’s cancer is in remission after the treatment.
El cáncer del paciente está en remisión después del tratamiento.
A2 noun /ruːlz/

rules

reglas
Meaning
explicit principles or regulations governing conduct or procedure within a particular area of activity
Example
The teacher reminded the students to follow the classroom rules.
El maestro recordó a los estudiantes que siguieran las reglas del aula.
C1 adverb /ˌðɛərˈtu/

Thereto

con eso;
Meaning
to that; in addition to that
Example
The house and the garden attached thereto were sold.
La casa y el jardín adjunto con eso fueron vendidos.
B2 verb /mɛnd/

mend

reparar
Meaning
To repair something that is broken or damaged.
Example
She learned to mend her torn dress.
Ella aprendió a reparar su vestido roto.
B2 noun /ˌfiː.ɑːnˈseɪ/

Fiance

prometido
Meaning
a man who is engaged to be married
Example
Sarah introduced her fiance to her parents during the family dinner.
Sara presentó a su prometido a sus padres durante la cena familiar.
B2 noun /ˌproʊɪˈbɪʃən/

prohibition

prohibición
Meaning
The act of forbidding something by law or authority.
Example
The government announced the prohibition of smoking in public places.
El gobierno anunció la prohibición de fumar en lugares públicos.
B1 verb /fel/

fell

derribar, talar
Meaning
to cut down a tree; to cause to fall; to strike down
Example
The lumberjacks felled several trees in the forest today.
Los leñadores talaron varios árboles en el bosque hoy.
C1 adjective ˌsɪmbɪˈɒtɪk

symbiotic

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

foreshore

orilla
Meaning
The part of the shore between the high and low tide marks
Example
Children were playing on the foreshore, collecting shells.
Los niños estaban jugando en la orilla, recogiendo conchas.
A1 noun/verb /maɪnd/

mind

mente / cuidar
Meaning
the part of a person that enables them to think, feel, and reason; to pay attention or take care
Example
Please mind the gap between the train and the platform.
Por favor, mantén el espacio entre el tren y la plataforma.
C1 noun /ˈviːəməns/

Vehemence

vehemencia; intensidad de sentimientos o expresión
Meaning
great forcefulness or intensity of feeling or expression; passionate conviction
Example
He argued with such vehemence that everyone was surprised.
Discutió con tal vehemencia que todos se sorprendieron.
B1 noun /ˈspɪr.ɪt/

Spirit

espíritu; alma; entusiasmo; coraje
Meaning
the non-physical part of a person; enthusiasm or courage; the essential character of something
Example
The team showed great spirit despite losing the match.
El equipo mostró un gran espíritu a pesar de perder el partido.
C1 verb /ɪmˈbrɔɪdər/

embroider

bordar
Meaning
to decorate fabric with patterns using a needle and thread
Example
She embroidered flowers on the pillowcase.
Ella bordó flores en la funda de almohada.
B2 noun /ˈdiː.sən.si/

Decency

decencia
Meaning
behavior that conforms to accepted standards of morality or respectability
Example
She had the decency to apologize for her mistake immediately.
Tuvo la decencia de disculparse por su error de inmediato.
B2 noun /ˈpær.ə.dɒks/

paradox

paradoja
Meaning
A seemingly contradictory statement or situation that may be true; an apparent inconsistency.
Example
The paradox of freedom is that it requires rules.
La paradoja de la libertad es que requiere reglas.
C2 noun /ɪnˈtɛmpərəns/

intemperance

intemperancia
Meaning
Lack of moderation or self-control, especially with drinking or eating.
Example
His intemperance in drinking ruined his health.
Su intemperancia al beber arruinó su salud.
C1 adjective, verb /sɪˈdeɪt/

sedate

sedar
Meaning
calm, quiet, and composed; or to administer a drug to make someone calm or sleep
Example
The nurse sedated the patient before the operation.
La enfermera sedó al paciente antes de la operación.
C2 noun /ˈsɛm.ɪ.nɛr.i/

seminary

seminario
Meaning
A school or college for training priests, ministers, or rabbis.
Example
He decided to enroll in a seminary to study theology.
Decidió inscribirse en un seminario para estudiar teología.
B1 verb /rɪˈspɒnd/

respond

responder
Meaning
to give an answer or reply; to react to something
Example
Please respond to my email as soon as possible.
Por favor responde a mi correo electrónico lo antes posible.
B1 noun /hoʊst/

Host

anfitrión; persona que recibe o entretiene invitados; gran número de cosas
Meaning
a person who receives or entertains other people as guests; a large number of things
Example
The gracious host welcomed all the guests with warm smiles and refreshments.
El amable anfitrión dio la bienvenida a todos los invitados con sonrisas cálidas y refrescos.
C2 noun /ˌkɒnfəˈriː/

conferee

participante en la conferencia
Meaning
a person who takes part in a conference
Example
Each conferee received a badge at the registration desk.
Cada participante en la conferencia recibió una placa en el mostrador de registro.
A2 noun/verb /kənˈsɜːrn/

concern

preocupación, asunto de preocupación
Meaning
to relate to or affect; a matter of worry or interest
Example
Environmental issues concern all of us.
Los problemas ambientales nos conciernen a todos.
A2 verb /weɪst/

waste

desperdiciar
Meaning
To use or spend carelessly, extravagantly, or to no purpose.
Example
Social media often leads to wasting valuable time.
Las redes sociales a menudo conducen a desperdiciar tiempo valioso.
B2 adjective /ˈkɒmp(ə)rəbl/

comparable

comparable
Meaning
Able to be likened to something else in size, amount, or quality.
Example
The two products are comparable in quality but differ in price.
Los dos productos son comparables en calidad pero difieren en precio.
C2 noun /ˈsiːkənt/

secant

secante
Meaning
A straight line that intersects a curve at two or more points.
Example
In geometry, a secant cuts the circle at two distinct points.
En geometría, un secante corta el círculo en dos puntos distintos.
C1 adjective /ɪnˈflɛksəbl/

inflexible

inflexible
Meaning
Not able to bend or change; unwilling to change ideas or behavior.
Example
His inflexible attitude made negotiations difficult.
Su actitud inflexible dificultó las negociaciones.
B2 noun /kənˈstreɪnt/

constraint

restricción
Meaning
a limitation or restriction
Example
Time is the biggest constraint in completing the project.
El tiempo es la mayor restricción para completar el proyecto.
C2 noun /ˈmʌŋɡrəl/

mongrel

perro mestizo
Meaning
A dog of mixed breed; sometimes used to describe something mixed or of inferior quality.
Example
The stray dog was a friendly mongrel.
El perro callejero era un perro mestizo amigable.
B2 adverb /ˈoʊpənli/

Openly

abiertamente; públicamente
Meaning
in a frank and honest way; without concealment; publicly
Example
She spoke openly about her struggles with mental health.
Ella habló abiertamente sobre sus luchas con la salud mental.
B1 noun /ˌrep.rɪˈzen.tə.tɪv/

representative

representante
Meaning
A person chosen or appointed to act or speak for another or others.
Example
The representative addressed critical issues.
El representante abordó problemas críticos.
C1 adjective /ˈluːdɪkrəs/

ludicrous

absurdo
Meaning
so foolish, unreasonable, or out of place as to be amusing
Example
It is ludicrous to think the Earth is flat.
Es absurdo pensar que la Tierra es plana.
C1 adjective /ɪˈleɪtɪd/

elated

extremadamente feliz
Meaning
Extremely happy and excited.
Example
She was elated when she heard the good news.
Estaba extremadamente feliz cuando escuchó las buenas noticias.
A2 noun /roʊz/

Rose

rosa
Meaning
a fragrant flower with thorny stems, typically red, pink, white, or yellow
Example
She gave me a beautiful red rose for Valentine's Day.
Ella me dio una hermosa rosa roja para el Día de San Valentín.
B2 noun /wʌn θɜːd/

one-third

un tercio
Meaning
one part of something that is divided into three equal parts
Example
One-third of the class was absent today.
Un tercio de la clase estaba ausente hoy.
B2 noun /ˌep.ɪˈdem.ɪk/

Epidemic

epidemia
Meaning
a widespread occurrence of an infectious disease in a community
Example
The flu epidemic affected thousands of people across the country.
La epidemia de gripe afectó a miles de personas en todo el país.
B2 noun /səˈraʊn.dɪŋz/

surroundings

alrededores
Meaning
The area around a person, place, or thing.
Example
She quickly adapted to her new surroundings.
Ella se adaptó rápidamente a su nuevo entorno.
A1 noun ˈstjuː.dənt

student

estudiante
Meaning
A person who is studying at a school or university.
Example
Students participated actively in the protests.
Los estudiantes participaron activamente en las protestas.
C2 adjective /hərˈmɛtɪk/

hermetic

hermético
Meaning
Completely sealed, especially so that no air can enter or escape.
Example
The medicine was kept in a hermetic container.
El medicamento se guardó en un contenedor hermético.
C2 noun /ˈɡrænəri/

granary

granero
Meaning
A storehouse for grain; a region that produces a large amount of grain
Example
The farmers stored their harvest in the village granary.
Los agricultores almacenaron su cosecha en el granero del pueblo.