harmonious
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B2 adjective /hɑːrˈmoʊ.ni.əs/

harmonious

armonioso, armonizada, coherente
Meaning
Characterized by agreement or concord; forming a pleasing or consistent whole.
Example
A harmonious work environment boosts productivity.
Un entorno de trabajo armonioso aumenta la productividad.
B1 verb /juˈnaɪt/

unite

unir
Meaning
to join together or combine; to bring people or things together
Example
The crisis helped unite the community.
La crisis ayudó a unir a la comunidad.
C1 verb /mɑːr/

mar

estropear
Meaning
to spoil or damage the appearance or quality of something
Example
The scratch will mar the beauty of the painting.
El rasguño estropeará la belleza del cuadro.
C2 noun /ˌkæl.sɪ.fɪˈkeɪ.ʃən/

calcification

calcificación
Meaning
The process of calcium accumulation in soil, making it hard.
Example
Calcification reduces soil permeability and affects crop growth.
La calcificación reduce la permeabilidad del suelo y afecta el crecimiento de los cultivos.
C1 verb /ˈpæmpər/

pamper

mimar / consentir
Meaning
to treat with excessive care and attention; to spoil
Example
Parents often pamper their first child.
Los padres a menudo miman a su primer hijo.
C1 adjective /ˈraʊ.di/

Rowdy

ruidoso; desordenado; alborotador
Meaning
disorderly; unruly; noisy and disruptive
Example
The rowdy children were making too much noise.
Los niños ruidosos estaban haciendo demasiado ruido.
C2 verb /swɪl/

swill

beber codiciosamente
Meaning
to drink something greedily or in large amounts
Example
He swilled down the beer in seconds.
Él bebió la cerveza en segundos.
C1 adjective ləˈθɑːrdʒɪk

lethargic

letárgico
Meaning
Being inactive due to lack of physical or mental energy
Example
After a heavy meal, he felt lethargic and sleepy.
Después de una comida pesada, se sintió letárgico y somnoliento.
C1 verb /wiːn/

wean

destetar
Meaning
To gradually stop a child or animal from breastfeeding; to detach from a habit.
Example
Parents often wean their babies around six months old.
Los padres suelen destetar a sus bebés alrededor de los seis meses.
C1 verb /dɪˈfeɪs/

deface

desfigurar
Meaning
to spoil the surface or appearance of something, especially by writing or drawing on it
Example
The vandals defaced the wall with graffiti.
Los vándalos desfiguraron la pared con grafitis.
C1 noun /ˌkɒn.təmˈpleɪ.ʃən/

contemplation

profunda reflexión
Meaning
The action of looking thoughtfully at something for a long time; deep reflective thought.
Example
She sat in contemplation before making her decision.
Ella se sentó en profunda reflexión antes de tomar su decisión.
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.
B2 adjective, verb /ˈnoʊtɪd/

noted

reconocido
Meaning
well known or famous; written down or observed
Example
He is a noted author in the field of history.
Él es un autor reconocido en el campo de la historia.
C2 noun /ˈdʒaɪrəˌskoʊp/

gyroscope

giroscopio
Meaning
A device consisting of a wheel or disk mounted so it can spin rapidly and maintain orientation, used for navigation and balance.
Example
The airplane's navigation system relies on a gyroscope for stability.
El sistema de navegación del avión depende de un giroscopio para la estabilidad.
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.
C2 adjective /sɪˈnæp.tɪk/

synaptic

sináptico
Meaning
Related to the signal transmission process between nerve cells.
Example
Learning strengthens synaptic connections in the brain.
El aprendizaje fortalece las conexiones sinápticas en el cerebro.
C1 noun /ʌnɪmˈpɔːrtəns/

unimportance

insignificancia
Meaning
the state or quality of being insignificant or not important
Example
He dismissed the issue with a sense of unimportance.
Él desestimó el asunto con un sentido de falta de importancia.
A1 noun /ˌɪnfərˈmeɪʃən/

information

información
Meaning
Facts or knowledge provided or learned about something.
Example
The website provides useful information about travel destinations.
El sitio web proporciona información útil sobre destinos de viaje.
C2 noun /ˈprɛlət/

prelate

miembro de alto rango del clero
Meaning
A high-ranking member of the clergy, especially a bishop or abbot.
Example
The prelate delivered a sermon to the congregation.
El prelado dio un sermón a la congregación.
C2 noun /ˈɔːfəl/

offal

vísceras
Meaning
the internal organs and entrails of an animal used as food; waste parts
Example
The butcher prepared sausages using pork offal.
El carnicero preparó salchichas usando vísceras de cerdo.
B2 adjective /ˈtrædʒɪk/

Tragic

trágico
Meaning
very sad; involving death or extreme suffering
Example
The plane crash was a tragic accident.
El accidente aéreo fue un suceso trágico.
B2 noun /ˈswiː.pər/

Sweeper

barrendero
Meaning
a person whose job is to clean floors and streets by sweeping
Example
The sweeper cleaned the school corridor every morning.
El barrendero limpiaba el pasillo de la escuela todas las mañanas.
C1 noun /ˈhɑː.stɪdʒ/

Hostage

rehén
Meaning
a person seized or held as security for the fulfillment of a condition; captive
Example
The police negotiated carefully to secure the release of all hostages unharmed.
La policía negoció cuidadosamente para asegurar la liberación de todos los rehenes sin daño alguno.
B2 noun ˈbænd.wɪdθ

bandwidth

ancho de banda
Meaning
A range of frequencies within a given band, in particular that used for transmitting a signal; the maximum amount of data that can be transmitted in a fixed amount of time.
Example
Increasing bandwidth enhances internet speed.
Aumentar el ancho de banda mejora la velocidad de Internet.
B1 verb /ɪkˈstend/

extend

extender
Meaning
to make longer or larger; to stretch out; to offer or give
Example
The company decided to extend the deadline for the project.
La empresa decidió extender la fecha límite para el proyecto.
C2 adjective /ˈflæb.i/

Flabby

blando y flojo; falta de firmeza o tono muscular; débil
Meaning
soft and loose; lacking firmness or muscle tone; weak
Example
His flabby arms showed he needed to exercise more.
Sus brazos flácidos mostraban que necesitaba hacer más ejercicio.
B2 noun /ˈpɑː.tər/

Potter

alfarero
Meaning
a person who makes pottery
Example
The potter shaped clay on the spinning wheel.
El alfarero dio forma al barro en la rueda de alfarero.
A2 adverb, conjunction /haʊˈɛvər/

however

sin embargo
Meaning
used to introduce a statement that contrasts with or seems to contradict something previously said
Example
The journey was long; however, it was enjoyable.
El viaje fue largo; sin embargo, fue agradable.
B2 verb /ˈspɛkjʊˌleɪt/

speculate

especular / invertir
Meaning
To form a theory or guess without firm evidence; to invest in stocks, property, etc. hoping for profit.
Example
Experts speculate that the company may expand into new markets.
Los expertos especulan que la compañía podría expandirse a nuevos mercados.
C1 noun /ˈtɛnəmənt/

tenement

inmueble de alquiler
Meaning
a large building divided into separate apartments, often in poor condition
Example
The family lived in a crowded tenement in the city.
La familia vivió en un tenement atestado en la ciudad.
C2 noun /ˈfoʊksl/

forecastle

castillo de proa
Meaning
The forward part of a ship below the deck, traditionally used as living quarters for the crew.
Example
The sailors gathered in the forecastle after their shift.
Los marineros se reunieron en el castillo de proa después de su turno.
C1 adjective /ʌnˈkuːθ/

uncouth

grosero
Meaning
Lacking good manners, refinement, or grace; awkward or rough.
Example
His uncouth behavior shocked the guests at the party.
Su comportamiento grosero sorprendió a los invitados en la fiesta.
B1 noun riˈæləti

reality

realidad
Meaning
The world or the state of things as they actually exist, as opposed to an idealistic or notional idea.
Example
The reality of the situation was evident.
La realidad de la situación era evidente.
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 adjective; verb (past/participle) /əˈʃʊrd/

assured

seguro; confiado
Meaning
confident and certain; guaranteed or made certain
Example
She felt assured that everything would work out.
Ella se sentía segura de que todo saldría bien.
B2 verb /rɪˈkruːt/

recruit

reclutar
Meaning
to enlist or hire people for a job, service, or membership
Example
The company is trying to recruit more software engineers.
La empresa está tratando de reclutar más ingenieros de software.
C2 adjective sɑːˈtɔːrɪəl

sartorial

relacionado con la ropa o el estilo
Meaning
Of or relating to clothing or style or manner of dress.
Example
His sartorial choices were always on trend and admired.
Sus elecciones sartoriales siempre estaban a la moda y eran admiradas.
C1 noun /əˈsɛsər/

assessor

evaluador
Meaning
a person who evaluates or estimates the nature, ability, or quality of something
Example
An external assessor reviewed the project report.
Un evaluador externo revisó el informe del proyecto.
B1 noun /ˈænəlɪst/

analyst

analista
Meaning
a person who studies or examines something carefully to understand it or make decisions
Example
The financial analyst predicted a rise in the stock market.
El analista financiero predijo un aumento en el mercado de valores.
B2 noun ˈsæt.əl.aɪt

satellite

satélite
Meaning
An artificial object which has been intentionally placed into orbit around a celestial body.
Example
Satellites provide critical data for research.
Los satélites proporcionan datos críticos para la investigación.
C2 adjective /ˈæmbjələˌtɔːri/

ambulatory

ambulatorio
Meaning
Relating to or able to walk; relating to outpatient medical care.
Example
The patient is ambulatory and does not require bed rest.
El paciente está ambulatorio y no requiere reposo en cama.
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 /brɛθ/

breath

respiración
Meaning
The air taken into or expelled from the lungs during breathing.
Example
He took a deep breath before speaking.
Él tomó una respiración profunda antes de hablar.
C1 noun /ˌkɒnfɪˈdɑːnt/

confidante

amiga de confianza
Meaning
A woman with whom one shares a secret or private matter, trusting her not to repeat it.
Example
The queen’s maid became her most trusted confidante.
La criada de la reina se convirtió en su confidente más confiable.
B2 verb /ˈɡʌvərn/

govern

gobernar
Meaning
to control and direct the public policy and affairs of a state, organization, or people
Example
The president governs the country wisely.
El presidente gobierna el país sabiamente.
A2 adjective /ˈleɪtɪst/

latest

más reciente
Meaning
most recent in time; newest available
Example
She shared the latest updates with the team.
Ella compartió las actualizaciones más recientes con el equipo.
C1 verb /ɡɔːr/

gore

perforar con cuernos
Meaning
to pierce with horns or tusks; spilled blood
Example
The bull gored the matador during the fight.
El toro goreó al matador durante la pelea.
C2 verb /rɪˈpaɪn/

repine

lamentarse
Meaning
To feel or express discontent or to long for something.
Example
She did not repine at her misfortune but worked harder to improve her life.
Ella no lamentó su desgracia, sino que trabajó más duro para mejorar su vida.
B2 noun /ˌɪnəˈbɪləti/

inability

incapacidad
Meaning
the state of being unable to do something
Example
His inability to make decisions affected his career.
Su incapacidad para tomar decisiones afectó su carrera.
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.
C2 adjective /ˈskʌr.ɪ.ləs/

scurrilous

calumnioso
Meaning
Using or expressed in coarse, abusive, or slanderous language.
Example
The politician faced criticism for his scurrilous remarks about his opponent.
El político enfrentó críticas por sus comentarios calumniosos sobre su oponente.
C1 adjective/noun /fəˈrɛns.ɪk/

forensic

Análisis científico aplicado a asuntos criminales o legales
Meaning
Scientific analysis applied to criminal or legal matters
Example
Forensic experts analyze cybercrimes using advanced tools.
Los expertos forenses analizan los delitos cibernéticos utilizando herramientas avanzadas.
C2 verb /ˈmɒtl/

mottle

moteado
Meaning
To mark with spots or patches of color.
Example
The leaves were mottled with shades of yellow and brown.
Las hojas estaban moteadas con tonos de amarillo y marrón.
C1 noun /ˈræmpɑːrt/

rampart

murallas
Meaning
a defensive wall of a castle or fort
Example
The soldiers stood on the rampart, watching the enemy approach.
Los soldados se pararon en la muralla, observando acercarse al enemigo.
A2 adverb /ˈnaɪsli/

nicely

agradablemente
Meaning
in a pleasant, kind, or satisfactory manner; carefully and appropriately
Example
She explained the problem nicely so everyone could understand.
Ella explicó el problema agradablemente para que todos entendieran.
C1 noun/verb /ˈdiːkɔɪ/

decoy

señuelo
Meaning
something or someone used to lure or mislead
Example
The hunters used a wooden duck as a decoy.
Los cazadores usaron un pato de madera como señuelo.
C1 adjective /ˈɔːrθədɑːks/

orthodox

ortodoxo
Meaning
conforming to traditional beliefs or practices
Example
He comes from a very orthodox family.
Él proviene de una familia muy ortodoxa.
C2 verb /əˈbeɪs/

abase

rebajar
Meaning
to belittle or degrade someone
Example
He refused to abase himself before the king.
Él se negó a rebajarse ante el rey.
B1 noun əbˈdʒek.tɪv

objective

objetivo
Meaning
A thing aimed at or sought; a goal.
Example
The main objective is to test sustainability.
El objetivo principal es probar la sostenibilidad.
C2 noun /əˈpɜːrtənəns/

appurtenance

complemento / accesorio
Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
El garaje es un complemento de la casa principal.
C2 noun /ˈzaɪtɡaɪst/

zeitgeist

espíritu de la época
Meaning
The defining spirit or mood of a particular period of history as shown by the ideas and beliefs of the time.
Example
The novel perfectly captures the zeitgeist of the 1960s.
La novela captura perfectamente el espíritu de la época de los años 60.
C1 noun /ˈpɔːrsəlɪn/

porcelain

porcelana
Meaning
A white, hard ceramic material often used for dishes and ornaments.
Example
The museum displayed ancient porcelain vases from China.
El museo exhibió antiguos jarrones de porcelana de China.
B2 noun /strɪp/

Strip

una tira larga y estrecha de tela, papel, plástico u otro material
Meaning
a long narrow piece of cloth, paper, plastic, or other material
Example
She tore a strip of paper from the notebook.
Ella arrancó una tira de papel del cuaderno.
A2 noun wʊd

wood

madera
Meaning
The hard fibrous material that forms the main substance of the trunk or branches of a tree or shrub.
Example
Wood is being tested for its resilience in space.
La madera se está probando por su resistencia en el espacio.
B2 noun, verb /ræmp/

ramp

rampa
Meaning
a sloping surface joining two different levels; as a verb, to increase or rise sharply
Example
The car drove up the ramp into the parking garage.
El coche subió por la rampa al garaje.
B2 verb /ˈpɒndər/

ponder

pensar cuidadosamente
Meaning
to think about something carefully
Example
She pondered over the meaning of the poem.
Ella ponderó sobre el significado del poema.
C2 noun /ˌæntiˈsaɪkloʊn/

anticyclone

anticiclón
Meaning
A weather system with high atmospheric pressure at its center, usually bringing calm and clear conditions.
Example
An anticyclone brought sunny weather across the region.
Un anticiclón trajo clima soleado en toda la región.
C2 noun /ˌdʒerənˈtɑːkrəsi/

gerontocracy

gerontocracia
Meaning
A system of government or control by old people.
Example
The country was seen as a gerontocracy, dominated by elderly leaders.
El país era visto como una gerontocracia, dominada por líderes ancianos.
A2 noun /stʌf/

stuff

cosas
Meaning
a collection of things or materials, typically unspecified or uncountable
Example
She packed all her stuff into the suitcase.
Ella empacó todas sus cosas en la maleta.
C1 adjective /ʌnˈtaɪərɪŋ/

Untiring

incansable; persistente; infatigable
Meaning
continuing without stopping; persistent; tireless
Example
Her untiring efforts finally led to success.
Sus esfuerzos incansables finalmente llevaron al éxito.
B2 adjective ˌsɪm.əlˈteɪ.ni.əs

simultaneous

simultáneo
Meaning
Occurring, operating, or done at the same time.
Example
Simultaneous crop failures affect global food supply.
Las fallas simultáneas de los cultivos afectan el suministro global de alimentos.
C2 verb /ˌɪmpɔːrˈtuːn/

importune

pedir insistentemente
Meaning
To ask someone persistently or pressingly for something
Example
The child importuned his mother for a new toy.
El niño importunó a su madre para que le comprara un juguete nuevo.
B1 verb /ˈʌpˌɡreɪd/

upgrade

actualizar
Meaning
to raise something to a higher standard, improve
Example
We decided to upgrade the software to the latest version.
Decidimos actualizar el software a la última versión.
B2 noun ˈdɒmɪnəns

dominance

dominancia
Meaning
Power and influence over others; control or command.
Example
The dominance of Urdu was evident.
La dominancia del urdu era evidente.
B2 adjective /ˈstɑːrtəld/

startled

sobresaltado
Meaning
suddenly shocked or surprised by something unexpected
Example
She was startled by the loud noise outside.
Ella se sobresaltó por el ruido fuerte afuera.
C2 noun /ˈænɪ siːd/

Ani seed

anís
Meaning
Small aromatic seeds used as a spice and for medicinal purposes, with a sweet licorice-like flavor
Example
Anise seeds are often used in traditional desserts and teas.
Las semillas de anís se usan con frecuencia en postres y tés tradicionales.
C1 adjective /pərˈmɪsəbl̩/

permissible

permitido
Meaning
allowed or permitted by rules or law
Example
It is permissible to park here after 6 p.m.
Está permitido estacionar aquí después de las 6 p.m.
B2 adjective /ˌʌnprɪˈdɪktəbəl/

unpredictable

impredecible
Meaning
not able to be predicted; changing suddenly and unexpectedly
Example
The weather in this region is highly unpredictable.
El clima en esta región es muy impredecible.
C1 noun/verb /ˈhɛmərɪdʒ/

hemorrhage

hemorragia
Meaning
A significant loss of blood from a ruptured blood vessel, or to lose blood heavily.
Example
The patient suffered a severe brain hemorrhage.
El paciente sufrió una grave hemorragia cerebral.
A2 noun /fæn/

Fan

fan; admirador; ventilador
Meaning
a person who has a strong interest in or admiration for a particular person or thing; a device for creating air current
Example
She is a huge fan of classical music and attends every concert in the city.
Ella es una gran fan de la música clásica y asiste a todos los conciertos de la ciudad.
C2 noun /niːˈɒkrəsi/

neocracy

Gobierno dirigido por funcionarios inexpertos o nuevos
Meaning
A government or leadership run by inexperienced or new officials.
Example
The sudden revolution led to a neocracy with inexperienced leaders.
La repentina revolución dio lugar a una neocracia con líderes inexpertos.
C2 noun /ˌproʊɪˈbɪʃənɪst/

prohibitionist

prohibicionista
Meaning
A person who supports or advocates prohibition, especially of alcohol.
Example
The prohibitionist campaigned against the sale of liquor in the town.
El prohibicionista hizo campaña contra la venta de licor en la ciudad.
B1 adverb /ˈlɪtərəli/

literally

literalmente
Meaning
in a literal manner or sense; exactly
Example
He was literally running for three hours without stopping.
Él estuvo corriendo literalmente durante tres horas sin detenerse.
B2 noun ˌɪnɪˈkwɒlɪti

inequality

desigualdad
Meaning
Difference in size, degree, circumstances, etc.; lack of equality.
Example
The theme of inequality is prominent throughout the story.
El tema de la desigualdad es prominente a lo largo de la historia.
C2 noun /dæmˈneɪ.ʃən/

Damnation

condena eterna; destrucción
Meaning
condemnation to eternal punishment in hell; something that causes ruin or failure
Example
The preacher spoke about salvation and damnation in his sermon.
El predicador habló sobre la salvación y la condena en su sermón.
B2 noun ˌɪn.stəˈleɪ.ʃən

installation

instalación
Meaning
The action or process of installing someone or something, or of being installed.
Example
The installation of the submarine cable is almost complete.
La instalación del cable submarino está casi completa.
A2 noun /ˈmɛnjuː/

menu

menú
Meaning
A list of food and drinks available at a restaurant or offered at a meal.
Example
The restaurant updated its menu with new dishes.
El restaurante actualizó su menú con nuevos platos.
C1 noun /prəˈpɛlər/

propeller

hélice
Meaning
A mechanical device with blades that rotates to drive a ship, aircraft, or other vehicle forward.
Example
The airplane’s propeller cut through the air with great speed.
La hélice del avión cortó el aire con gran velocidad.
A2 noun; verb /tʃæt/

chat

charla
Meaning
an informal conversation; to talk in a friendly, informal way
Example
We had a long chat after dinner.
Tuvimos una charla larga después de la cena.
C1 adjective /ˈɡrɪz.li/

grisly

espantoso
Meaning
causing horror or disgust
Example
The police discovered a grisly scene at the crime site.
La policía descubrió una escena espantosa en el lugar del crimen.
C1 verb /əkˈsɛntʃueɪt/

accentuate

acentuar
Meaning
to emphasize or make something more noticeable
Example
The lighting accentuated the beauty of the painting.
La iluminación acentuó la belleza de la pintura.
C2 verb /bɪˈdɔːb/

bedaub

embarrar
Meaning
to smear or cover with a sticky or dirty substance
Example
The children bedaubed the wall with paint.
Los niños embadurnaron la pared con pintura.
B1 verb /briːð/

breathe

respirar
Meaning
To take air into the lungs and send it out again.
Example
It was hard to breathe in the smoky room.
Fue difícil respirar en la habitación llena de humo.
C1 noun /kənˈfɛdərəsi/

confederacy

confederación
Meaning
a group of states, people, or organizations united for a common purpose
Example
The southern states formed a confederacy during the civil war.
Los estados del sur formaron una confederación durante la guerra civil.
C2 adjective /pərˈsɪpiənt/

percipient

perspicaz
Meaning
Having good understanding or insight; able to perceive things clearly.
Example
As a percipient critic, she recognized the deeper meaning of the play.
Como una crítica perspicaz, ella reconoció el profundo significado de la obra.
C2 adjective /ˌʌltrəˈmɒnteɪn/

ultramontane

partidario del Papa
Meaning
beyond the mountains, especially referring to support for the Pope over local church authority
Example
The debate highlighted the ultramontane position in church politics.
El debate destacó la posición ultramontana en la política eclesiástica.
C2 adjective /ˈvɒl.jʊ.bəl/

Voluble

hablador; locuaz
Meaning
speaking fluently and readily; talkative; having a continuous flow of words
Example
The voluble salesman talked for hours about his products.
El hablador vendedor habló durante horas sobre sus productos.
B2 adjective /əˈtɒm.ɪk/

Atomic

atómico
Meaning
relating to atoms or atomic energy; extremely small
Example
The atomic structure of hydrogen is the simplest.
La estructura atómica del hidrógeno es la más simple.
C2 verb /bɪˈfʌdəl/

befuddle

confundir
Meaning
to confuse someone completely; to make someone unable to think clearly
Example
The complex instructions befuddled the students.
Las instrucciones complejas confundieron a los estudiantes.
B2 verb /reɪd/

raid

redada
Meaning
to attack suddenly; to search and seize
Example
Police raid the illegal gambling house.
La policía realiza una redada en la casa de apuestas ilegal.
C2 adjective /ˈɪnmoʊst/

inmost

más profundo
Meaning
Situated at the very heart or deepest part; most private or secret.
Example
She revealed her inmost thoughts to her closest friend.
Ella reveló sus pensamientos más profundos a su amigo más cercano.
B2 verb /ɪnˈhæns/

enhance

mejorar
Meaning
to improve the quality, value, or extent of something
Example
The new features will enhance the user experience.
Las nuevas características mejorarán la experiencia del usuario.
B1 adjective /ˈkwɑː.lɪ.faɪd/

Qualified

calificado; cualificado
Meaning
having the necessary skills, knowledge, or experience for a particular job or activity; certified
Example
She is a qualified doctor with years of experience.
Ella es una doctora calificada con años de experiencia.
C2 verb /bɪˈtaɪd/

betide

suceder
Meaning
to happen or occur, usually of something that befalls someone
Example
Woe betide anyone who breaks the rules.
El que rompa las reglas, sufrirá las consecuencias.
C1 noun /bɪz/

Biz

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

touchdown

toque de tierra
Meaning
the moment when an aircraft lands, or a score in American football
Example
The plane made a smooth touchdown.
El avión realizó un toque de tierra suave.
C2 noun /juːˈdʒen.ɪks/

eugenics

eugenesia
Meaning
the study or practice of improving the genetic quality of the human population
Example
Eugenics has been criticized for its unethical applications in history.
La eugenesia ha sido criticada por sus aplicaciones no éticas en la historia.
C1 noun ˈiːkəʊˌsɪstəm ˈsɜːvɪsɪz

ecosystem services

servicios ecosistémicos
Meaning
The benefits people obtain from ecosystems.
Example
Forests provide valuable ecosystem services, such as purifying air and water.
Los bosques proporcionan valiosos servicios ecosistémicos, como la purificación del aire y el agua.
C1 noun /ˌluː.mɪˈnɒs.ɪ.ti/

luminosity

luminosidad
Meaning
The intrinsic brightness of a celestial object; the quality of emitting light.
Example
The luminosity of the star was measured with advanced instruments.
La luminosidad de la estrella se midió con instrumentos avanzados.
C1 verb /ˌsuːpərˈsiːd/

supersede

reemplazar
Meaning
To replace or take the place of something because it is more modern or effective.
Example
This new law will supersede the old regulations.
Esta nueva ley reemplazará las viejas regulaciones.
C1 noun /ˈɛspiənɑːʒ/

espionage

espionaje
Meaning
The practice of spying or using spies to gather secret information, usually for political or military purposes.
Example
The agent was arrested on charges of espionage against the state.
El agente fue arrestado por cargos de espionaje contra el estado.
C1 noun /ˌstætɪˈstɪʃən/

statistician

estadístico
Meaning
A person who specializes in collecting, analyzing, and interpreting numerical data.
Example
The statistician presented the survey results with great clarity.
El estadístico presentó los resultados de la encuesta con gran claridad.
A1 determiner/pronoun /ˈɛni/

any

cualquiera
Meaning
one, some, or all, without specifying which
Example
Do you have any questions?
¿Tienes alguna pregunta?
A2 noun /səˈpraɪz/

surprise

sorpresa
Meaning
a sudden and unexpected event or situation
Example
His arrival was a pleasant surprise.
Su llegada fue una agradable sorpresa.
C1 noun prəˈpʌl.ʃən

propulsion

propulsión
Meaning
The action of driving or pushing forward.
Example
Jet engines provide propulsion for aircraft to travel long distances.
Los motores a reacción proporcionan propulsión a las aeronaves para viajar largas distancias.
B1 noun ˈkɒn.sɪ.kwəns

consequence

consecuencia
Meaning
A result or effect of an action or condition.
Example
Every action has a consequence.
Toda acción tiene una consecuencia.
C1 adjective /ˈsiː.naɪl/

senile

debilidad relacionada con la vejez
Meaning
Showing the weaknesses of old age, especially mental decline.
Example
The old man became senile and forgot familiar faces.
El hombre viejo se volvió senil y olvidó rostros familiares.
C1 noun /speɪt/

spate

oleada
Meaning
a large number of things occurring in quick succession
Example
There has been a spate of robberies in the city.
Ha habido una oleada de robos en la ciudad.
B1 adjective /ˈsekənderi/

secondary

secundario
Meaning
Less important than something else; derived from or dependent on something primary.
Example
Safety is our primary concern, while speed is only secondary.
La seguridad es nuestra principal preocupación, mientras que la velocidad es solo secundaria.
C2 verb /ˌdɪsəˈvaʊ/

disavow

desmentir
Meaning
to deny responsibility for or connection with something
Example
He disavowed any involvement in the scandal.
Él desmintió cualquier involucramiento en el escándalo.
C2 noun /ˈdʒæk.dɔː/

Jack-daw

cuervo chico
Meaning
a small gray and black bird of the crow family, known for its intelligence
Example
The jackdaw collected shiny objects for its nest.
El jack-daw recogió objetos brillantes para su nido.