Stubborn
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 adjective /ˈstʌb.ərn/

Stubborn

terco; obstinado; testarudo
Meaning
refusing to change opinion or course of action; persistent; obstinate
Example
The stubborn child refused to eat his vegetables.
El niño terco se negó a comer sus verduras.
B2 noun /kənˌtɪn.juˈeɪ.ʃən/

continuation

continuidad
Meaning
the action of carrying something on over time; extension
Example
The continuation of the series was announced after the finale.
Se anunció la continuidad de la serie después del final.
C1 adjective /ˌeɪˈsɛkʃuəl/

asexual

asexual
Meaning
Without sexual feelings, associations, or reproduction through sex.
Example
Many plants reproduce through asexual methods like budding or splitting.
Muchas plantas se reproducen mediante métodos asexuales como la gemación o la división.
B2 noun /ˈænsestri/

ancestry

ascendencia
Meaning
one’s family origins or lineage
Example
He is proud of his royal ancestry.
Él está orgulloso de su ascendencia real.
C2 verb /ʌnˈjoʊk/

unyoke

desenganchar
Meaning
To release from a yoke or to free from restraint or obligation.
Example
The farmer unyoked the oxen after a long day of work.
El agricultor desenganchó los bueyes después de un largo día de trabajo.
B2 verb /ˈæɡ.rə.veɪt/

aggravate

agravar
Meaning
To make a situation worse or more serious.
Example
Scratching the rash will only aggravate the condition.
Rascar la erupción solo agravará la condición.
C1 noun /plæsˈtɪsəti/

plasticity

plasticidad, capacidad de adaptarse
Meaning
the quality of being easily shaped or molded; adaptability
Example
The brain's plasticity allows it to adapt after injury.
La plasticidad del cerebro le permite adaptarse después de una lesión.
A2 noun /ˈbʌtərflaɪ/

butterfly

mariposa
Meaning
an insect with large, often brightly colored wings that flies during the day
Example
A beautiful butterfly landed on the flower.
Una hermosa mariposa aterrizó en la flor.
C2 verb /ˈrævɪʃ/

ravish

embelesar
Meaning
To fill with intense delight; to captivate or enchant.
Example
The beauty of the sunset ravished the travelers.
La belleza del atardecer cautivó a los viajeros.
B2 verb /riːˈɔːrɡənaɪz/

reorganize

reorganizar
Meaning
to arrange something again in a different way for greater efficiency or order
Example
The manager decided to reorganize the team structure.
El gerente decidió reorganizar la estructura del equipo.
A1 pronoun/noun /lɒts/

lots

muchos
Meaning
A large number or amount of something.
Example
She has lots of friends in the city.
Ella tiene muchos amigos en la ciudad.
C2 noun /ˈkɔːfər/

coffer

cofre
Meaning
A strongbox or small chest for holding valuables, often used metaphorically for funds or financial reserves.
Example
The city's coffers were drained after the costly project.
Las arcas de la ciudad fueron vaciadas después del costoso proyecto.
C2 noun /ˈæpəˌθɛm/

apothegm

máxima, dicho
Meaning
A short, witty, and instructive saying or maxim.
Example
His speech was filled with apothegms about life and success.
Su discurso estaba lleno de máximas sobre la vida y el éxito.
C2 noun /ˌdiːlɛkˈteɪʃən/

delectation

deleite
Meaning
great pleasure or delight
Example
She read the story aloud for the delectation of her friends.
Ella leyó la historia en voz alta para el deleite de sus amigos.
C2 /ˈpæn.ə.pli/

panoply

panoplia
Meaning
A complete or impressive collection of things; a full set of armor.
Example
The museum displayed a panoply of ancient weapons.
El museo exhibió una panoplia de armas antiguas.
B2 adjective /hɑːˈspɪtəbəl/

Hospitable

amable y acogedor con extraños o invitados; generoso en recibir huéspedes
Meaning
friendly and welcoming to strangers or guests; generous in receiving guests
Example
The local people were very hospitable to the tourists.
La gente local fue muy amable con los turistas.
A2 adjective /əˈtræk.tɪv/

Attractive

atractivo
Meaning
pleasing or appealing to the senses; having a quality that draws interest
Example
The garden looks very attractive in spring.
El jardín se ve muy atractivo en primavera.
B1 noun/verb /ˈhʌntɪŋ/

hunting

caza
Meaning
the activity of chasing and killing wild animals
Example
Hunting is strictly regulated in many countries.
La caza está estrictamente regulada en muchos países.
C1 adjective /ˌtræn.senˈdɛn.təl/

transcendental

trascendental
Meaning
relating to the spiritual or non-physical realm; surpassing ordinary experience
Example
Meditation can lead to transcendental experiences.
La meditación puede llevar a experiencias trascendentales.
B2 noun ˈkrɪt.ɪ.kəl ˈθɪŋ.kɪŋ

critical thinking

pensamiento crítico
Meaning
The objective analysis and evaluation of an issue in order to form a judgment.
Example
Critical thinking helps in making informed decisions.
El pensamiento crítico ayuda a tomar decisiones informadas.
C2 noun prəˈklɪv.ə.ti

proclivity

propensión
Meaning
A tendency to choose or do something regularly; an inclination or predisposition toward a particular thing.
Example
She has a proclivity for learning new languages.
Ella tiene una propensión por aprender nuevos idiomas.
C2 adjective /æbˈhɔːr.ənt/

Abhorrent

aborrecible; repugnante
Meaning
extremely unpleasant and causing disgust; detestable
Example
The idea of animal cruelty is abhorrent to most people.
La idea de la crueldad animal es aborrecible para la mayoría de la gente.
B2 noun/verb jiːldz

yields

rendimiento
Meaning
The amount of agricultural produce harvested per unit of land area.
Example
Crop yields have declined due to extreme weather.
Los rendimientos de los cultivos han disminuido debido al clima extremo.
B1 noun ˈθer.ə.pi

therapy

terapia
Meaning
Treatment intended to relieve or heal a disorder; the treatment of a mental or physical disorder.
Example
Gene therapy offers hope for genetic disorders.
La terapia génica ofrece esperanza para los trastornos genéticos.
C1 adjective ˈɪn.lənd

Inland

del interior
Meaning
Situated in the interior of a country; away from the coast.
Example
Inland transport boosts local trade.
El transporte del interior impulsa el comercio local.
B2 noun /ˈfrɪkʃən/

friction

fricción
Meaning
the resistance that one surface or object encounters when moving over another; conflict or tension between people or groups
Example
There was friction between the two departments over resource allocation.
Hubo fricción entre los dos departamentos sobre la asignación de recursos.
B2 noun /ˌfer.ˈwel/

Farewell

despedida
Meaning
an act of parting or of marking someone's departure
Example
The company organized a farewell party for the retiring manager.
La empresa organizó una fiesta de despedida para el gerente que se retiraba.
C2 noun /ˈtæmbər/ or /ˈtɪmbər/

timbre

característica del sonido musical o de la voz
Meaning
The character or quality of a musical sound or voice as distinct from its pitch and intensity.
Example
Her voice had a warm timbre that soothed the audience.
Su voz tenía un cálido timbre que calmaba a la audiencia.
C2 noun /əˈsper.ɪ.ti/

asperity

asperidad
Meaning
Harshness of tone, manner, or surface.
Example
She spoke with asperity when she was interrupted.
Habló con aspereza cuando la interrumpieron.
C2 noun /məˈræs/

morass

situación complicada
Meaning
A complicated or confused situation; a swampy or boggy ground.
Example
The project got stuck in a bureaucratic morass.
El proyecto quedó atrapado en un embrollo burocrático.
C1 noun ˌdʒiːəˈlɒdʒɪkəl ˈstrʌktʃər

geological structure

estructura geológica
Meaning
The arrangement and composition of rocks, minerals, and landforms in the Earth's crust.
Example
Scientists will study the Moon's geological structure.
Los científicos estudiarán la estructura geológica de la luna.
C2 noun /ˌɪndɛnˈteɪʃən/

indentation

sangría
Meaning
A space left at the beginning of a line of text; a notch or deep recess on a surface.
Example
The teacher asked the students to use proper indentation in their essays.
El profesor pidió a los estudiantes que usaran una sangría adecuada en sus ensayos.
C2 adjective /ɪˈfʌldʒənt/

effulgent

resplandeciente
Meaning
Shining brilliantly; radiant.
Example
Her effulgent smile brightened everyone's mood.
Su sonrisa resplandeciente iluminó el ánimo de todos.
C1 adjective /ɔːˈneɪt/

ornate

ornamentado
Meaning
elaborately or highly decorated
Example
The palace hall was filled with ornate furniture and paintings.
El salón del palacio estaba lleno de muebles ornamentados y pinturas.
B2 noun /ˈpæntri/

pantry

despensa
Meaning
A small room or cupboard where food, dishes, and kitchen supplies are stored.
Example
She stocked the pantry with fresh groceries for the week.
Ella llenó la despensa con víveres frescos para la semana.
B2 verb ˈɛskəleɪt

escalate

escalar
Meaning
To increase rapidly; to become more intense or serious
Example
The aging population is escalating at an alarming rate.
La población envejecida está escalando a una tasa alarmante.
B2 noun /swɪŋ/

Swing

columpio
Meaning
move or cause to move back and forth or from side to side while suspended or on an axis
Example
The children love to swing in the park.
A los niños les encanta balancearse en el parque.
C1 adjective /ˈmæliəbl̩/

malleable

fácil de moldear
Meaning
Easily shaped or influenced; capable of being bent or adapted.
Example
Gold is a highly malleable metal used in jewelry.
El oro es un metal muy maleable utilizado en joyería.
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

solecismo
Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
Su discurso estaba lleno de solecismos y frases incómodas.
A2 adverb /əˈbʌv/

Above

arriba; sobre
Meaning
in or to a higher place; overhead
Example
The airplane flew above the clouds.
El avión voló por encima de las nubes.
B2 adjective /ˈɪnfɪnɪt/

infinite

infinito
Meaning
limitless or endless in space, extent, or number
Example
The universe is often described as infinite.
El universo a menudo se describe como infinito.
C1 adjective /ˈkwɑː.rəl.səm/

Quarrelsome

pendenciero; belicoso; argumentativo
Meaning
given to arguing and fighting; argumentative and confrontational
Example
His quarrelsome nature makes it difficult to work with him.
Su naturaleza pendenciera hace que sea difícil trabajar con él.
A2 noun /əˈbɪləti/

Ability

habilidad; capacidad
Meaning
the power or skill to do something; capacity
Example
She has the ability to solve complex problems.
Ella tiene la habilidad de resolver problemas complejos.
C1 noun /ɪˈklɪps/

Eclipse

eclipse (del sol o la luna)
Meaning
an obscuring of light from one celestial body by another; a decline or loss
Example
The total solar eclipse darkened the sky for several minutes.
El eclipse solar total oscureció el cielo durante varios minutos.
B2 verb /əˈmend/

amend

enmendar
Meaning
to make changes or corrections to improve something; to modify
Example
They amended the contract to include new terms.
Ellos enmendaron el contrato para incluir nuevos términos.
A2 noun, verb /ʃɒt/

shot

tiro
Meaning
a single attempt to hit something, usually with a weapon or a ball
Example
He took a shot at the goal.
Él tomó un tiro hacia la portería.
B1 verb /rɪˈflekt/

reflect

reflejar
Meaning
to think deeply about; to mirror back light or image
Example
The mirror reflects her beautiful face.
El espejo refleja su hermoso rostro.
B2 adjective /ˌʌnrɪˈlaɪəbl/

Unreliable

no confiable; no se puede confiar ni depender de él
Meaning
not dependable; not able to be trusted or relied upon
Example
The old car is unreliable and breaks down frequently.
El coche viejo no es confiable y se descompone con frecuencia.
C1 noun ˈkəmˌpaʊndɪŋ

compounding

intereses compuestos
Meaning
The process whereby interest is added to an amount of money and future interest is calculated on the total.
Example
Compounding interest increases the value of investments over time.
Los intereses compuestos aumentan el valor de las inversiones con el tiempo.
B1 noun /ˈdʒaɪ.ənt/

Giant

gigante; ser mitológico o imaginario de tamaño humano pero superhumano
Meaning
an imaginary or mythical being of human form but superhuman size; something of great size or force
Example
The technology giant announced record profits for the third consecutive quarter.
El gigante tecnológico anunció ganancias récord por tercer trimestre consecutivo.
B2 verb /səbˈskraɪb/

subscribe

suscribirse
Meaning
to pay to receive a service regularly; to agree with or support something
Example
I subscribe to several online magazines.
Me suscribo a varias revistas en línea.
C1 noun /ˌtɒləˈreɪʃən/

toleration

tolerancia
Meaning
The practice of allowing something that one does not necessarily agree with.
Example
The government promoted religious toleration.
El gobierno promovió la tolerancia religiosa.
C1 adjective /ɪnˈtrɛpɪd/

intrepid

intrépido
Meaning
fearless and adventurous, often used humorously
Example
The intrepid traveler explored the jungle alone.
El intrépido viajero exploró la jungla solo.
C1 noun /liˈeɪzɒn/

liaison

enlace
Meaning
communication or cooperation between people or groups for a smooth working relationship
Example
She works as a liaison between the company and its clients.
Ella trabaja como un enlace entre la empresa y sus clientes.
C1 noun /ˈneɡ.lɪ.dʒəns/

Negligence

negligencia
Meaning
failure to take proper care in doing something; carelessness
Example
The accident was caused by driver negligence.
El accidente fue causado por negligencia del conductor.
A2 noun /tɪp/

tip

consejo
Meaning
a small but useful piece of advice
Example
I received a tip on how to improve my presentation.
Recibí un consejo sobre cómo mejorar mi presentación.
A1 noun /striːt/

street

calle
Meaning
a public road in a city or town, typically with buildings on one or both sides
Example
He walked down the street to the park.
Caminó por la calle hasta el parque.
B1 noun /ˈpaɪ.lət/

Pilot

piloto
Meaning
a person who operates the controls of an aircraft
Example
The experienced pilot landed the plane safely during the storm.
El piloto experimentado aterrizó el avión de manera segura durante la tormenta.
B1 noun /ˈdʒuː.ni.ər/

Junior

junior; novato; inferior
Meaning
a person who is younger or lower in rank than someone else; relating to young people
Example
The junior employee was eager to learn from senior colleagues.
El empleado junior estaba ansioso por aprender de los colegas senior.
B2 verb /dɪˈstɪŋɡwɪʃ/

distinguish

distinguir
Meaning
to recognize or show the differences between two or more things; to set apart as different
Example
It can be difficult to distinguish between truth and rumor.
Puede ser difícil distinguir entre la verdad y el rumor.
B2 adjective ˌpaɪəˈnɪə.rɪŋ

pioneering

pionero
Meaning
Involving new ideas or methods; innovative and original.
Example
Pioneering efforts often lead to success.
Los esfuerzos pioneros a menudo conducen al éxito.
A2 verb /ˈvɪzɪtɪŋ/

visiting

visitar
Meaning
Going to see and spend time with someone or at a place.
Example
The group is visiting islands during the expedition.
El grupo está visitando islas durante la expedición.
C1 adverb /əˈfrɛʃ/

afresh

de nuevo
Meaning
From the beginning, in a new way.
Example
After the failure, they started the project afresh.
Después del fracaso, comenzaron el proyecto de nuevo.
C2 noun /ˌrɛtəˈrɪʃən/

rhetorician

orador
Meaning
A person who is skilled in the art of rhetoric or persuasive speaking/writing.
Example
The rhetorician captivated the audience with his eloquence.
El orador cautivó a la audiencia con su elocuencia.
B2 adjective ɪkˈsep.ʃən.əl

exceptional

excepcional
Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
El talento excepcional impulsa la innovación.
B2 noun/verb /rɪˈmɑːrk/

remark

comentario
Meaning
something that is said; a comment
Example
She made a remark about the weather.
Ella hizo un comentario sobre el clima.
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

derivado / basado
Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
La película fue criticada por ser demasiado derivada de trabajos anteriores.
C1 adverb /ˈkrɒswaɪz/

Crosswise

en forma de cruz
Meaning
in the form of a cross; diagonally across
Example
Place the logs crosswise to build a stable fire.
Coloca los troncos en forma de cruz para hacer un fuego estable.
C2 noun/verb /ˈkætˌkɔːl/

catcall

gritos o silbidos de desaprobación o acoso sexual
Meaning
A loud whistle or shout of disapproval or sexual harassment directed at someone.
Example
The actress ignored the catcalls from the crowd.
La actriz ignoró los catcalls de la multitud.
B1 adjective /ˈel.ɪ.ɡənt/

Elegant

elegante
Meaning
graceful and stylish; refined; sophisticated
Example
She wore an elegant dress to the party.
Ella llevó un vestido elegante a la fiesta.
C1 noun /ˈfjuː.tʃə.rɪst/

futurist

futurista
Meaning
A person who studies or predicts the future, especially trends in science, technology, or society.
Example
The futurist predicted major changes in transportation within the next decade.
El futurista predijo grandes cambios en el transporte dentro de la próxima década.
C2 noun /aɪˈdɒlətri/

idolatry

idolatría
Meaning
The worship of idols or extreme admiration for someone or something.
Example
The priest condemned the idolatry practiced in the village.
El sacerdote condenó la idolatría practicada en el pueblo.
B2 verb /spɪt/

spit

escupir
Meaning
to force liquid, especially saliva, out of the mouth
Example
He spat on the ground in anger.
Él escupió en el suelo con ira.
C1 adjective /ˌæntiˈsleɪvəri/

antislavery

antiesclavismo
Meaning
Opposed to the practice or system of slavery.
Example
The antislavery movement gained momentum in the 19th century.
El movimiento antiesclavista cobró impulso en el siglo XIX.
B2 noun /ˌsuːvəˈnɪər/

Souvenir

souvenir
Meaning
a thing that is kept as a reminder of a person, place, or event; a memento
Example
I bought a small souvenir from the gift shop.
Compré un pequeño souvenir en la tienda de regalos.
C1 noun /rɪˈflɛktər/

reflector

reflector
Meaning
A surface or device that reflects light, heat, or sound, often used to direct beams or improve visibility.
Example
The cyclist attached a red reflector to the back of his bike for safety.
El ciclista colocó un reflector rojo en la parte trasera de su bicicleta para mayor seguridad.
A2 conjunction /ʌnˈlɛs/

unless

a menos que
Meaning
except if
Example
We won't go unless it stops raining.
No iremos a menos que deje de llover.
A2 adjective /ɪnˈdʒɔɪ.ə.bəl/

Enjoyable

agradable; placentero
Meaning
pleasant; giving satisfaction or pleasure
Example
The movie was very enjoyable and made everyone laugh.
La película fue muy agradable y hizo reír a todos.
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 noun /bʌlk/

Bulk

masa; mayor parte;
Meaning
the mass or size of something large; the greater part or majority of something
Example
The bulk of the work was completed before the deadline.
La mayor parte del trabajo se completó antes de la fecha límite.
C2 noun /noʊl/

Knoll

colina pequeña; montículo
Meaning
a small rounded hill or mound
Example
The old oak tree stood majestically on top of the grassy knoll.
El viejo roble se erguía majestuosamente sobre la pequeña colina cubierta de hierba.
B2 noun /ˌsɜːrtɪfɪˈkeɪʃən/

certification

certificación
Meaning
the process of officially recognizing or confirming that something or someone meets required standards; an official document proving qualification
Example
She received her professional certification after completing the training program.
Recibió su certificación profesional después de completar el programa de formación.
C2 noun /draɪ ˈmæŋgoʊ ˈpaʊdər/

Dry Mango Powder

amchur
Meaning
a tangy powder made from dried raw mangoes, used as a spice in Indian cuisine
Example
The chef sprinkled dry mango powder over the chaat for extra tanginess.
El chef espolvoreó polvo de mango seco sobre el chaat para darle más acidez.
B2 adjective /ˈpraɪs.ləs/

Priceless

invaluable; de incalculable valor
Meaning
extremely valuable; invaluable; beyond price
Example
Her grandmother's antique jewelry is absolutely priceless.
Las joyas antiguas de su abuela son absolutamente invaluables.
C2 noun /ˌɛntəˈmɒlədʒi/

entomology

entomología
Meaning
The scientific study of insects.
Example
She studied entomology to understand the behavior of bees.
Ella estudió entomología para entender el comportamiento de las abejas.
C2 noun /ˈkrɪptəɡræm/

cryptogram

código secreto
Meaning
a text written in code or cipher
Example
The detective solved the cryptogram hidden in the letter.
El detective resolvió el criptograma oculto en la carta.
C1 adjective /ˈrʌɡ.ɪd/

Rugged

áspero y desigual; con superficie irregular; fuerte y resistente
Meaning
rough and uneven; having a rough irregular surface; tough and strong
Example
The hikers crossed the rugged mountain terrain.
Los excursionistas cruzaron el terreno accidentado de la montaña.
A1 noun/verb /ˈkʊkɪŋ/

cooking

cocina
Meaning
the process of preparing food by heating it
Example
Cooking is one of my favorite hobbies.
Cocinar es uno de mis pasatiempos favoritos.
C1 noun /hɪpˈnoʊsɪs/

hypnosis

hipnosis
Meaning
A trance-like state of consciousness usually induced by suggestion.
Example
She underwent hypnosis to overcome her fear of flying.
Ella pasó por hipnosis para superar su miedo a volar.
A2 adjective/adverb /ˈdeɪli/

daily

diario
Meaning
happening every day
Example
She reads the newspaper daily.
Ella lee el periódico diariamente.
B2 adverb /ˈklɒkwaɪz/

Clockwise

en el sentido de las agujas del reloj
Meaning
in the direction that clock hands move; in a circular direction from left to right
Example
Turn the valve clockwise to tighten it.
Gire la válvula en el sentido de las agujas del reloj para apretarla.
B2 verb /dɪˈtekt/

detect

detectar
Meaning
to discover or identify the presence or existence of something; to notice something that is not immediately obvious
Example
The security system can detect movement in the building.
El sistema de seguridad puede detectar movimiento en el edificio.
C2 verb /əˈreɪn/

arraign

procesar
Meaning
to formally accuse someone in a court of law and ask them to respond to the charges
Example
The suspect was arraigned before the judge this morning.
El sospechoso fue procesado ante el juez esta mañana.
C2 verb /ˈmʌfəl/

muffle

amortiguar
Meaning
to make a sound quieter or less distinct; to cover or wrap something to reduce noise or warmth
Example
She tried to muffle her laughter with a scarf.
Ella intentó amortiguar su risa con una bufanda.
C2 noun /ˈkɒl.ə.kwi/

colloquy

conversación formal
Meaning
A formal conversation or dialogue, often on serious or academic topics.
Example
The professors engaged in a deep colloquy about the future of education.
Los profesores participaron en una profunda conversación sobre el futuro de la educación.
A2 noun /kɔɪnz/

coins

monedas
Meaning
Flat, typically round pieces of metal issued by a government as money.
Example
He collected old coins from different countries.
Recogió monedas antiguas de diferentes países.
B1 noun truː ˌɛdjuˈkeɪʃən

true education

educación verdadera
Meaning
Genuine learning that develops both mind and character.
Example
True education builds a noble and beautiful life.
La educación verdadera construye una vida noble y hermosa.
C2 verb /bɪˈhuːv/

behoove

ser necesario o apropiado para alguien hacer algo
Meaning
to be necessary, proper, or appropriate for someone to do
Example
It would behoove you to study before the exam.
Sería conveniente que estudiaras antes del examen.
C2 noun /kəmˈpɒz.ɪ.tər/

Compositor

compositor
Meaning
a person who arranges type for printing or creates musical compositions
Example
The compositor carefully arranged the text for the newspaper.
El compositor organizó cuidadosamente el texto para el periódico.
B2 noun /ˈmɒlɪkjuːl/

molecule

molécula
Meaning
The smallest unit of a chemical compound that retains its chemical properties.
Example
A water molecule is made up of two hydrogen atoms and one oxygen atom.
Una molécula de agua está formada por dos átomos de hidrógeno y un átomo de oxígeno.
B2 verb /triːd/

tread

pisar
Meaning
to step or walk on something; to crush with feet
Example
Don't tread on the flowers.
No pises las flores.
B2 adjective /ʌnˈsiːn/

Unseen

invisible; no visto ni notado anteriormente
Meaning
not previously seen or noticed; invisible; hidden
Example
The unseen forces of nature can be very powerful.
Las fuerzas invisibles de la naturaleza pueden ser muy poderosas.
C1 noun /ˈbjuːɡəl/

Bugle

trombón sin válvulas
Meaning
a brass musical instrument similar to a trumpet but without valves, used especially for military calls
Example
The soldier played the bugle to signal the start of the ceremony.
El soldado tocó el trombón sin válvulas para señalar el comienzo de la ceremonia
B2 noun /ˈlaɪf.taɪm/

lifetime

vida / duración de la vida
Meaning
The duration of a person's life or the existence of something.
Example
She achieved more in her lifetime than most people dream of.
Ella logró más en su vida que la mayoría de las personas sueñan con lograr.
A2 adjective /ˈbeɪ.sɪk/

Basic

básico; fundamental;
Meaning
fundamental; essential; forming the foundation or starting point
Example
Learning basic English grammar is essential for beginners.
Aprender gramática básica de inglés es esencial para los principiantes.
B2 noun, verb /kɜːrs/

curse

maldición
Meaning
a solemn wish that harm or misfortune should befall someone; a rude or offensive word or phrase; to utter offensive words or wish harm upon someone
Example
He cursed loudly when he realized he had lost his wallet.
Maldijo en voz alta cuando se dio cuenta de que había perdido su billetera.
C1 verb /ˈskwɒbəl/

squabble

discutir ruidosamente sobre algo sin importancia
Meaning
To argue noisily over something small or unimportant.
Example
The children squabbled over the last piece of cake.
Los niños discutían por el último trozo de pastel.
B2 adjective /ˈdʒɒli/

jolly

alegre
Meaning
Full of good humor and cheerfulness.
Example
The children were in a jolly mood at the party.
Los niños estaban de buen ánimo en la fiesta.
C1 noun /ˈɪn.floʊ/

inflow

flujo
Meaning
The movement of things such as money, people, or water into a place.
Example
The inflow of tourists boosted the local economy.
El flujo de turistas impulsó la economía local.
B1 adjective /ˈkeɪ.pə.bəl/

Capable

capaz; competente
Meaning
having the ability, fitness, or quality necessary to do or achieve something; competent
Example
She is capable of handling complex problems.
Ella es capaz de manejar problemas complejos.
C1 noun /ˌsɛrənˈdɪpɪti/

serendipity

serendipia
Meaning
The occurrence of events by chance in a happy or beneficial way.
Example
Finding that old photo album was pure serendipity.
Encontrar ese viejo álbum de fotos fue pura serendipia.
A2 noun /ˈdʌst.bɪn/

Dustbin

cubeta de basura
Meaning
a container for holding waste or garbage before disposal
Example
Please throw the paper into the dustbin after use.
Por favor, tire el papel en la cubeta de basura después de usarlo.
B2 noun /ˈbɛriəl/

burial

entierro
Meaning
the act of placing a dead body into the ground.
Example
The burial ceremony took place in the afternoon.
La ceremonia del entierro tuvo lugar por la tarde.
C2 noun /ˈstrætədʒəm/

stratagem

estratagema
Meaning
a plan or scheme designed to achieve a particular goal, often by trickery
Example
The general devised a clever stratagem to outwit the enemy.
El general ideó una astuta estratagema para engañar al enemigo.
B2 noun /ˌaɪ.səˈleɪ.ʃən/

Isolation

aislación
Meaning
the process or fact of isolating or being isolated; separation from other people or things
Example
The patient was kept in isolation to prevent the spread of the infectious disease.
El paciente fue mantenido en aislamiento para prevenir la propagación de la enfermedad infecciosa.
C1 noun /kwɑːm/

qualm

duda
Meaning
a feeling of doubt, worry, or fear about something
Example
She had no qualm about speaking her mind.
Ella no tuvo duda en decir lo que pensaba.
C1 verb /kənˈsɛptʃuəlaɪz/

conceptualize

conceptualizar
Meaning
to form an idea or concept of something in your mind
Example
The artist conceptualized a new design for the exhibition.
El artista conceptualizó un nuevo diseño para la exposición.
A1 adjective/adverb /ˈoʊnli/

only

único
Meaning
without others; solely
Example
He is the only person who knows the secret.
Él es la única persona que conoce el secreto.
B2 noun /ˈraɪət/

Riot

disturbio; motín
Meaning
a violent disturbance of the peace by a crowd; an uncontrolled outburst
Example
The peaceful protest turned into a riot when violence broke out.
La protesta pacífica se convirtió en un motín cuando estalló la violencia.
C1 adjective /ˈkʌlpəbl̩/

culpable

culpable
Meaning
deserving blame or responsibility for a wrongdoing
Example
The judge found him culpable for the accident.
El juez lo consideró culpable del accidente.
C1 verb /ɪnˈɡʌlf/

engulf

engullir
Meaning
to completely surround or cover something or someone
Example
The village was engulfed by floodwaters.
El pueblo fue engullido por las aguas del inundación.