foil
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B2 verb /fɔɪl/

foil

frustrar
Meaning
To prevent something (especially a plan) from succeeding.
Example
The police foiled the robbery attempt.
La policía frustró el intento de robo.
C2 noun /fez/

Fez

fez
Meaning
a cone-shaped red hat with a tassel, traditionally worn by men in some Middle Eastern countries
Example
The traditional costume included a red fez with a black tassel.
El traje tradicional incluía un fez rojo con un borlón negro.
A2 adjective /fɔːls/

False

falso; incorrecto; engañoso; artificial
Meaning
not true; incorrect; deceptive; artificial
Example
The witness gave false testimony in court.
El testigo dio un falso testimonio en el tribunal.
C1 adjective /ˈfɜːrtɪv/

furtive

furtivo
Meaning
Attempting to avoid notice or attention, typically because of guilt or a belief that discovery would lead to trouble.
Example
He cast a furtive glance at the door before leaving.
Él echó una mirada furtiva a la puerta antes de salir.
B2 noun ˈfrʌn.tɪərz

frontiers

fronteras
Meaning
The extreme limit of settled land beyond which lies wilderness; the limits of knowledge or achievement in a particular field.
Example
The project pushes the frontiers of space exploration.
El proyecto expande las fronteras de la exploración espacial.
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.
C1 adjective /ˈfjuː.dəl/

feudal

feudal
Meaning
relating to the system of feudalism, a medieval social system based on land ownership and obligations
Example
The castle is a remnant of the feudal era.
El castillo es un vestigio de la era feudal.
B2 adjective /ˈfɪr.fəl/

fearful

temeroso
Meaning
feeling afraid or showing fear
Example
She was fearful of walking alone at night.
Ella tenía miedo de caminar sola por la noche.
C1 noun /fruˈɪʃən/

fruition

cumplimiento
Meaning
The realization or fulfillment of a plan, project, or desire.
Example
Her dream of becoming a doctor finally came to fruition.
El sueño de convertirse en doctora finalmente se hizo realidad.
B2 noun /ˈfɛmənɪst/

feminist

feminista
Meaning
a person who supports equal rights and opportunities for women and men
Example
She proudly calls herself a feminist and fights for gender equality.
Ella orgullosamente se llama a sí misma feminista y lucha por la igualdad de género.
C2 verb /ˈfɒn.dəl/

fondle

acariciar
Meaning
To stroke or caress lovingly or gently.
Example
She fondled the kitten gently in her lap.
Ella acarició al gatito suavemente en su regazo.
C1 adjective /ˈflæɡɪŋ/

flagging

decaer, agotarse o perder entusiasmo
Meaning
becoming tired, weaker, or less enthusiastic
Example
After hours of work, his energy was flagging.
Después de horas de trabajo, su energía estaba disminuyendo.
A2 noun /ˈflaɪ.ɪŋ ˈkriː.tʃər/

Flying creature

criatura voladora
Meaning
any animal that has the ability to fly through the air
Example
Birds, bats, and insects are all examples of flying creatures.
Los pájaros, los murciélagos y los insectos son ejemplos de criaturas voladoras.
C1 noun /ˈfreɪlti/

frailty

fragilidad
Meaning
The condition of being weak, delicate, or easily broken.
Example
Old age often comes with physical frailty.
La vejez a menudo viene con fragilidad física.
C1 adjective /ˈfrɛn.zid/

frenzied

frenético
Meaning
Wildly excited or uncontrolled
Example
The frenzied crowd cheered as the band took the stage.
La multitud frenética vitoreó cuando la banda subió al escenario.
C1 noun ˌfræɡ.mənˈteɪ.ʃən

fragmentation

fragmentación
Meaning
The process or state of breaking or being broken into fragments.
Example
Habitat fragmentation threatens many species.
La fragmentación del hábitat amenaza a muchas especies.
C2 verb /foʊˈmɛnt/

foment

fomentar
Meaning
To instigate or stir up (an undesirable or violent sentiment or course of action).
Example
The rebel leader tried to foment unrest among the people.
El líder rebelde trató de fomentar el descontento entre la gente.
A2 adjective /ˈfaɪ.nəl/

Final

final; concluyente; decisivo; último
Meaning
last; concluding; decisive; ultimate
Example
This is the final exam of the semester.
Este es el examen final del semestre.
B2 adverb /ˈfeɪθ.fəl.i/

Faithfully

fielmente
Meaning
in a loyal and steadfast manner; with dedication
Example
She faithfully attended every meeting despite her busy schedule.
Ella asistió fielmente a todas las reuniones a pesar de su apretada agenda.
B2 noun /ˈfjuː.nər.əl/

Funeral

funeral
Meaning
a ceremony typically held shortly after a person's death, usually including burial or cremation
Example
Hundreds of people attended the funeral to pay their respects to the beloved teacher.
Cientos de personas asistieron al funeral para rendir homenaje al querido maestro.
C2 adjective /ˈfɔːnɪŋ/

fawning

adulador excesivo
Meaning
displaying exaggerated flattery or affection
Example
Her fawning compliments made everyone uncomfortable.
Sus adulaciones excesivas hicieron que todos se sintieran incómodos.
C1 noun, verb /ˈfrænʧaɪz/

franchise

franquicia
Meaning
A legal right to sell or distribute goods or services in a specific area; to grant such a right.
Example
He opened a new fast-food franchise in the city.
Él abrió una nueva franquicia de comida rápida en la ciudad.
B2 noun /ˈfæbrɪk/

fabric

tejido
Meaning
Cloth or material produced by weaving or knitting fibers.
Example
The tailor used silk fabric to make the dress.
El sastre usó tela de seda para hacer el vestido.
B2 verb /ˈfɜːrnɪʃ/

furnish

amueblar, proporcionar
Meaning
to provide or supply with furniture or equipment
Example
They furnished the new house with modern furniture.
Ellos amueblaron la nueva casa con muebles modernos.
C1 noun /ˈfɔːr.teɪ/ or /fɔːrt/

forte

fortaleza
Meaning
a strong ability or talent; something one does particularly well
Example
Cooking is definitely her forte.
Cocinar es definitivamente su fortaleza.
C2 noun /ˈfɜːrðərəns/

furtherance

avance
Meaning
The advancement or promotion of something.
Example
The new policy was introduced in furtherance of social justice.
La nueva política se introdujo en pro de la justicia social.
C1 noun /ˈfɔːrmən/

foreman

persona encargada de un grupo de trabajadores, especialmente en una fábrica o en una obra de construcción
Meaning
a person in charge of a group of workers, especially in a factory or construction site
Example
The foreman supervised the workers on the construction site.
El capataz supervisó a los trabajadores en el sitio de construcción.
C1 noun ˌfɔːtɪfɪˈkeɪʃn

fortification

fortificación
Meaning
A defensive wall or other reinforcement built to strengthen a place against attack.
Example
The fortifications protected the city.
Las fortificaciones protegieron la ciudad.
C2 noun /ˈfɔːrˌpiːk/

forepeak

camarote de proa
Meaning
The compartment in the forward part of a ship, often used for storage.
Example
The sailors stored extra ropes in the forepeak.
Los marineros guardaron cuerdas extra en el camarote de proa.
A1 noun /frɛnd/

friend

amigo
Meaning
a person with whom one has a bond of mutual affection
Example
He is my best friend.
Él es mi mejor amigo.
B1 adjective /ˈfluː.ənt/

Fluent

fluido; elocuente
Meaning
able to speak a language easily and accurately; flowing smoothly and gracefully
Example
She is fluent in three languages including English and French.
Ella es fluida en tres idiomas, incluidos el inglés y el francés.
B2 noun /ˈfrɛʃnəs/

freshness

frescura
Meaning
The quality of being new, clean, and full of energy.
Example
The freshness of the morning air made everyone feel alive.
La frescura del aire de la mañana hizo que todos se sintieran vivos.
B2 adjective /ˈfeɪtl/

fatal

fatal
Meaning
causing death; leading to disaster
Example
The accident proved fatal for the driver.
El accidente resultó fatal para el conductor.
C1 noun /ˈfɔːrsəm/

foursome

cuatro personas o cosas
Meaning
a group of four people or things, especially in games or social activities
Example
The foursome enjoyed a game of golf together.
El cuarteto disfrutó de un juego de golf juntos.
B2 noun /ˈflɒrɪst/

florist

florista
Meaning
A person who sells and arranges flowers.
Example
We bought a bouquet from the local florist.
Compramos un ramo en el florista local.
B2 adverb /ˈfɔːrmərli/

Formerly

anteriormente; antes
Meaning
in the past; previously; at an earlier time
Example
The building was formerly a school but is now a community center.
El edificio era anteriormente una escuela, pero ahora es un centro comunitario.
C2 noun /ˈflæɡ ˌɒfɪsər/

flag-officer

oficial de bandera
Meaning
a senior naval officer entitled to fly a flag to mark the command
Example
The flag-officer reviewed the fleet before the ceremony.
El oficial de bandera revisó la flota antes de la ceremonia.
C2 noun /flɔːˈrɛsəns/

florescence

florecimiento
Meaning
The process, state, or period of flowering.
Example
The garden reached its peak florescence in spring.
El jardín alcanzó su punto máximo de florecimiento en primavera.
C1 verb /fɔːrˈseɪk/

forsake

abandonar
Meaning
to abandon or give up something or someone
Example
He decided not to forsake his old friends despite his success.
Él decidió no abandonar a sus viejos amigos a pesar de su éxito.
B2 verb /flɪk/

flick

dar un golpe rápido
Meaning
to move or cause to move with a sudden quick motion
Example
He flicked the switch to turn on the light.
Él flickó el interruptor para encender la luz.
B1 noun /fɒɡ/

Fog

niebla
Meaning
a thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface that reduces visibility
Example
Dense fog covered the highway this morning.
La densa niebla cubrió la carretera esta mañana.
C2 noun /ˈflætʃələns/

flatulence

acumulación de gas en el sistema digestivo
Meaning
the accumulation of gas in the digestive system; excessive gas in the stomach or intestines
Example
Eating beans can sometimes cause flatulence.
Comer frijoles a veces puede causar flatulencia.
B2 verb ˈfɔːr.mjə.leɪt

formulate

formular
Meaning
To create or develop a plan or idea clearly and specifically, to construct an idea or strategy clearly.
Example
The company must formulate a strategy for expansion.
La empresa debe formular una estrategia para la expansión.
B2 verb /fʊlˈfɪl/

fulfil

cumplir
Meaning
to complete or achieve something that was expected or promised; to satisfy a requirement or desire
Example
She worked hard to fulfil her dream of becoming a doctor.
Trabajó duro para cumplir su sueño de convertirse en doctora.
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 /ˈfʊl.mɪ.neɪt/

fulminate

protestar enérgicamente
Meaning
To express strong protest or criticism loudly and forcefully; to explode violently.
Example
The politician began to fulminate against corruption.
El político comenzó a protestar enérgicamente contra la corrupción.
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 adjective /ˈfʌndʒəbl/

fungible

fungible
Meaning
interchangeable; able to replace or be replaced by another identical item
Example
In finance, money is considered a fungible asset.
En finanzas, el dinero se considera un activo fungible.
C1 noun /ˈfen.jʊ.griːk/

Fenugreek

fenogreco
Meaning
an herb whose seeds and leaves are used as a spice in cooking
Example
Fenugreek seeds have a slightly bitter taste and are commonly used in Indian cuisine.
Las semillas de fenogreco tienen un sabor ligeramente amargo y se utilizan comúnmente en la cocina india.
C2 verb /fɪltʃ/

filch

robar
Meaning
to steal something in a sneaky or petty way
Example
He tried to filch a candy bar from the shop.
Él intentó robar una barra de caramelo de la tienda.
C1 noun /ˈfɔːls.hʊd/

Falsehood

falsedad; mentira
Meaning
the state of being untrue; a lie
Example
The politician was caught spreading falsehoods about his opponent.
El político fue atrapado difundiendo falsedades sobre su oponente.
C2 adjective /ˈfæsaɪl/

Facile

fácil; superficial; carente de profundidad
Meaning
easily achieved; superficial; lacking depth
Example
His facile explanation didn't address the real problem.
Su explicación fácil no abordó el problema real.
C1 adjective /ˈfɑːð.ər.ləs/

fatherless

huérfano de padre
Meaning
without a father
Example
The fatherless child relied on the support of his community.
El niño huérfano de padre dependía del apoyo de su comunidad.
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.
A2 adverb, adjective, verb, noun /ˈfɔːrwərd/

forward

adelante
Meaning
toward the front; to advance or send ahead; an onward position or direction
Example
The troops moved forward to secure the bridge.
Las tropas se movieron hacia adelante para asegurar el puente.
C1 adjective /ˈfruː.ɡəl/

Frugal

ahorrativo; económico;
Meaning
economical; thrifty;
Example
She is very frugal and saves money by buying only necessary items.
Ella es muy ahorrativa y ahorra dinero comprando solo lo necesario.
B2 noun /ˈfɔːrmjələ/

formula

fórmula
Meaning
a fixed method for doing something; a mathematical or chemical rule expressed in symbols
Example
The scientist discovered a new formula for the medicine.
El científico descubrió una nueva fórmula para la medicina.
C2 noun /fɔːrˈbɛrəns/

forbearance

tolerancia
Meaning
Patient self-control; restraint and tolerance, especially in difficult situations.
Example
She showed remarkable forbearance during the heated argument.
Ella mostró una notable tolerancia durante la acalorada discusión.
C2 verb /fɔrˈswɛr/

forswear

renunciar
Meaning
to renounce or reject; to give up completely
Example
He forswore his old habits and started a new life.
Él renunció a sus viejos hábitos y empezó una nueva vida.
B2 adjective /ˈfjʊə.ri.əs/

Furious

furioso; violento; enfurecido;
Meaning
extremely angry; violent; fierce;
Example
She was furious when she discovered the mistake.
Ella estaba furiosa cuando descubrió el error.
A2 adjective /ˈfɔːrən/ or /ˈfɑːrən/

foreign

extranjero
Meaning
Belonging to or coming from another country.
Example
She loves studying foreign languages.
A ella le encanta estudiar lenguas extranjeras.
C1 noun /ˈfjuː.də.lɪ.zəm/

feudalism

feudalismo
Meaning
the social system in medieval Europe in which people worked and fought for nobles who gave them protection and land in return
Example
Feudalism shaped the political structure of medieval Europe.
El feudalismo moldeó la estructura política de la Europa medieval.
A2 noun /ˈfæktəri/

factory

fábrica
Meaning
A building or group of buildings where goods are manufactured.
Example
He works in a shoe factory.
Él trabaja en una fábrica de zapatos.
B1 noun ˈfæmɪli triː

Family Tree

Árbol genealógico
Meaning
A diagram showing the relationships between people in several generations of a family.
Example
Creating a family tree helps understand family history.
Crear un árbol genealógico ayuda a entender la historia familiar.
A1 preposition /frəm/ or /frʌm/

from

de
Meaning
Used to indicate the starting point of a journey, action, or source.
Example
She came from Dhaka to visit her family.
Ella vino de Dhaka para visitar a su familia.
B2 verb /fʊlˈfɪl/

fulfill

cumplir
Meaning
to complete or accomplish something, especially a task or promise
Example
He worked hard to fulfill his dreams.
Trabajó duro para cumplir sus sueños.
B1 verb /fəʊld/

fold

doblar
Meaning
to bend something, especially paper or cloth, so that one part covers another
Example
She folded the letter neatly before placing it in the envelope.
Ella dobló la carta cuidadosamente antes de colocarla en el sobre.
C1 noun /ˈfoʊk.lɔːr/

folk-lore

folklore
Meaning
The traditional beliefs, customs, stories, songs, and practices of a community, passed down through generations.
Example
Bangladeshi folk-lore is rich with myths and legends.
El folklore mexicano está lleno de mitos y leyendas.
B1 noun /fæts/

fats

grasas
Meaning
Essential macronutrients that provide energy, support cell growth, and protect organs while helping absorb vitamins.
Example
Healthy fats from nuts and avocados support brain function.
Las grasas saludables de los frutos secos y los aguacates apoyan la función cerebral.
B1 noun /feɪk/

Fake

falsificación; fraude; objeto falso
Meaning
a thing that is not genuine; a forgery or sham
Example
The painting was discovered to be a fake worth very little money.
Se descubrió que la pintura era una falsificación de muy poco valor.
A1 number /ˈfɔːrti/

forty

felicidad
Meaning
the number 40; ten times four
Example
She celebrated her forty years of life with a big party.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 adjective /fəˈsiːʃəs/

facetious

humerístico
Meaning
Treating serious issues with deliberately inappropriate humor
Example
He was being facetious when he said he wanted to live on the moon.
Estaba siendo humerístico cuando dijo que quería vivir en la luna.
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.
A2 noun /ˈfɔːrɪst/

Forest

bosque
Meaning
a large area covered chiefly with trees and undergrowth
Example
We went hiking in the dense forest yesterday.
Fuimos de excursión por el denso bosque ayer.
C1 noun /ˈfænsiər/

fancier

aficionado
Meaning
a person who has a special interest in a particular thing or activity, especially animals or hobbies
Example
He is a fancier of rare birds.
Él es un aficionado a las aves raras.
B2 noun ˈfeɪs tə ˈfeɪs ˈbætl

face-to-face battle

batalla cara a cara
Meaning
A direct confrontation or fight between opposing forces.
Example
The warriors fought a face-to-face battle with the enemies.
Los guerreros lucharon una batalla cara a cara con los enemigos.
B2 noun ˌfʌŋk.ʃəˈnæl.ə.ti

functionality

funcionalidad
Meaning
The quality of being functional; the ability to work or operate as intended.
Example
The new refrigerator has improved functionality.
El nuevo refrigerador ha mejorado la funcionalidad.
A2 adjective /ˈfraɪtənd/

frightened

asustado
Meaning
feeling fear or anxiety; scared
Example
The child was frightened by the loud noise.
El niño estaba asustado por el ruido fuerte.
B2 noun /ˈfjuːʒən/

fusion

fusión
Meaning
the process or result of joining two or more things together to form a single entity
Example
The restaurant offers a unique fusion of Asian and European cuisines.
El restaurante ofrece una fusión única de cocinas asiática y europea.
A2 noun /fɔːrk/

Fork

tenedor
Meaning
a tool with two or more prongs used for eating or serving food
Example
Please use a fork to eat your salad.
Por favor, usa un tenedor para comer tu ensalada.
A1 adjective /fʊl/

full

lleno
Meaning
Containing as much or as many as possible; complete.
Example
The glass is full of water.
El vaso está lleno de agua.
B1 noun /ˈfæn.si/

Fancy

gusto; imaginación o fantasía
Meaning
a feeling of liking or wanting something; imagination or fantasy
Example
The child had a fancy for becoming a famous astronaut when he grew up.
El niño tenía una inclinación por convertirse en un astronauta famoso cuando creciera.
B2 verb /ˈfæs.ɪ.neɪt/

fascinate

fascinar
Meaning
to attract and hold the attention of someone; to charm or captivate
Example
The magician's performance fascinated the audience.
La actuación del mago fascinó al público.
B2 noun /ˈfræk.ʃən/

Fraction

fracción; parte
Meaning
a numerical quantity that is not a whole number; a small or tiny part of something
Example
Only a small fraction of the population voted in the local election.
Solo una pequeña fracción de la población votó en las elecciones locales.
C2 noun /floʊ/

floe

iceberg flotante
Meaning
a large sheet of floating ice
Example
The polar bears rested on the ice floe.
Los osos polares descansaron sobre el iceberg flotante.
A2 noun /fiːld/

field

campo
Meaning
an area of open land, often used for farming, sports, or scientific study
Example
The children played football in the field.
Los niños jugaron al fútbol en el campo.
B1 noun /ˈfaɪəˌfaɪtə/

firefighter

bombero
Meaning
a person whose job is to put out fires
Example
The firefighter saved the family from the burning building.
El bombero salvó a la familia del edificio en llamas.
B2 adjective /ˈfæktʃuəl/

Factual

factual; basado en hechos; verdadero
Meaning
based on facts; accurate; true
Example
The report contains only factual information.
El informe contiene solo información factual.
C2 adjective /ˈfluːtɪd/

fluted

ranurado
Meaning
having grooves or ridges, often for decoration
Example
The vase had a beautiful fluted design around the rim.
El jarrón tenía un hermoso diseño ranurado alrededor del borde.
C1 verb /fɔːrˈkloʊz/

foreclose

embargar
Meaning
to take possession of a property due to the owner's failure to keep up mortgage payments
Example
The bank decided to foreclose on the property after months of missed payments.
El banco decidió embargar la propiedad después de meses de pagos perdidos.
A2 noun /ˈfoʊldər/

folder

carpeta
Meaning
a container or directory used to store and organize papers or digital files
Example
I saved all the photos in a separate folder.
Guardé todas las fotos en una carpeta separada.
B2 adjective /fræŋk/

Frank

honesto; abierto; directo; sincero
Meaning
honest; open; straightforward; candid
Example
She gave me a frank opinion about my presentation.
ella me dio una opinión franca sobre mi presentación.
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 adjective /ˈfræntɪk/

frantic

desesperado
Meaning
Extremely anxious, hurried, or out of control due to fear or excitement.
Example
She made a frantic call to her family after the accident.
Ella hizo una llamada desesperada a su familia después del accidente.
B1 noun /ˌfɜːrst eɪd kɪt/

first aid kit

botiquín de primeros auxilios
Meaning
A collection of medical supplies for giving initial treatment in emergencies
Example
I always keep a first aid kit in my car for emergencies.
Siempre guardo un botiquín de primeros auxilios en mi coche para emergencias.
B2 noun /ˌfæs.ɪˈneɪ.ʃən/

Fascination

fascinación; atracción; asombro
Meaning
the power to fascinate someone; the state of being intensely interested
Example
Her fascination with ancient history led her to become an archaeologist.
Su fascinación por la historia antigua la llevó a convertirse en arqueóloga.
C2 noun /fiːˈkʌndɪti/

fecundity

fecundidad, fertilidad
Meaning
the ability to produce an abundance of offspring or new growth; fertility
Example
The fecundity of the river delta supports diverse wildlife.
La fecundidad del delta del río apoya la diversidad de la vida silvestre.
C2 adjective /ˈfædɪʃ/

faddish

moda pasajera
Meaning
Following a temporary trend or fashion
Example
Wearing neon clothes was a faddish style in the 1980s.
Usar ropa neón era un estilo pasajero en los años 80.
B1 noun, verb /ˈfaɪ.næns/ or /fəˈnæns/

finance

finanzas
Meaning
the management of money and investments, or to provide funds for something
Example
The company secured finance from a major bank.
La compañía obtuvo financiamiento de un banco importante.
B2 adverb /ˈfɜ:rst hænd/

First-hand

de primera mano; directamente
Meaning
directly experienced or obtained; from the original source
Example
I experienced the earthquake first-hand.
Experimenté el terremoto de primera mano.
B2 noun /ˈfrʌn.tɪər/

frontier

frontera o nuevo campo
Meaning
A new area of activity, knowledge, or development; the edge of knowledge or achievement.
Example
Robotic surgery is exploring a new frontier in medicine.
La cirugía robótica está explorando una nueva frontera en la medicina.
B1 adjective /ˈfəʊkəst/

focused

enfocado
Meaning
Directing a great deal of attention or effort toward a particular activity, situation, or person.
Example
Staying focused during work hours enhances productivity.
Mantenerse enfocado durante las horas de trabajo mejora la productividad.
A1 noun /ˈfriː taɪm/

free time

tiempo libre
Meaning
time when a person is not working or occupied and can do activities they enjoy
Example
She likes to read books in her free time.
A ella le gusta leer libros en su tiempo libre.
C1 noun/verb ˈfɒr.ɪdʒ

forage

forraje, buscar comida
Meaning
Food for horses and cattle, especially dried hay or feed; to search for food.
Example
Animals forage for food during the winter months.
Los animales forrajean para buscar comida durante los meses de invierno.
C2 verb /ˈfʌdəl/

fuddle

confundir
Meaning
To confuse or stupefy, especially with alcohol or overwhelming information.
Example
The complicated instructions fuddled the new employees.
Las instrucciones complicadas confundieron a los nuevos empleados.
B2 noun /ˈfeɪ.lɪŋ/

Failing

debilidad; defecto; falla
Meaning
a weakness, especially in a person's character; a fault
Example
His only failing is that he talks too much during meetings.
Su única debilidad es que habla demasiado durante las reuniones.
A1 verb /ˈfɒloʊ/

follow

seguir
Meaning
to move behind someone or something; to go after or come after
Example
The children followed their teacher into the classroom.
Los niños siguieron a su maestro al aula.
C2 adjective /ˈfræk.ʃəs/

Fractious

irritable; problemático; difícil de controlar
Meaning
irritable and quarrelsome; difficult to control; bad-tempered
Example
The fractious child refused to follow any of the teacher's instructions.
El niño fractioso se negó a seguir cualquiera de las instrucciones del maestro.
C2 adverb /ˈfɔːrbi/

forby

además
Meaning
In addition; besides (archaic Scottish/English word).
Example
He is kind and generous, and wise forby.
Él es amable y generoso, y además sabio.
C2 noun /ˈfjʊr.ʌŋ.kəl/

Furuncle

forúnculo; bulto;
Meaning
a painful pus-filled bump under the skin caused by infected, inflamed hair follicles
Example
The doctor prescribed antibiotics to treat the painful furuncle on his neck.
El doctor recetó antibióticos para tratar el doloroso furúnculo en su cuello.
A2 number /ˈfɪfti/

fifty

cincuenta
Meaning
the number 50
Example
The stadium can hold fifty thousand people.
El estadio puede albergar cincuenta mil personas.
C2 adjective /fækˈtɪʃəs/

factitious

artificial, no genuino
Meaning
artificial or fabricated; not natural or genuine
Example
The excitement in his story seemed factitious and forced.
La emoción en su historia parecía artificial y forzada.
C1 noun /ˈfoʊ.kəs ˈtræk.ɪŋ/

focus tracking

seguimiento del enfoque
Meaning
A technique of monitoring and maintaining attention on specific tasks or goals.
Example
Proper focus tracking improves productivity.
Un seguimiento adecuado del enfoque mejora la productividad.
B1 noun /ˈfeɪ.vər/

Favour

favor; ayuda; bondad
Meaning
approval, support, or liking for someone or something; a kind or helpful act
Example
Could you do me a favour and help me move this heavy box?
¿Podrías hacerme un favor y ayudarme a mover esta caja pesada?
C1 adjective /fəˈnætɪkəl/

fanatical

fanático
Meaning
showing extreme enthusiasm or obsession
Example
She has a fanatical interest in collecting vintage stamps.
Ella tiene un interés fanático en coleccionar sellos antiguos.
A1 noun /fuːd/

food

comida
Meaning
any nutritious substance that people or animals eat or drink to maintain life and growth
Example
Rice is a common food in Asia.
El arroz es una comida común en Asia.
C2 adjective /fəˈlɪsɪtəs/

felicitous

apropiado, adecuado o placentero; marcado por buena suerte o felicidad
Meaning
well-chosen, appropriate, or pleasing; marked by good fortune or happiness
Example
She made a felicitous remark that lightened the mood.
Hizo un comentario apropiado que aligeró el ambiente.
B1 adjective /faɪˈnænʃəl/

financial

financiero
Meaning
relating to money, banking, or finance
Example
He made a sound financial decision by investing wisely.
Tomó una decisión financiera sólida al invertir sabiamente.
B2 noun /fɔːrˈmeɪʃən/

formation

formación
Meaning
the action of forming or process of being formed
Example
The formation of the new company took several months.
La formación de la nueva empresa tomó varios meses.
B2 noun /ˈfriːdəm ˌfaɪtər/

freedom fighter

luchador por la libertad
Meaning
a person who takes part in an armed or political struggle to achieve freedom or independence for their people or country
Example
The freedom fighter dedicated his life to the liberation of his homeland.
El luchador por la libertad dedicó su vida a la liberación de su patria.
C1 verb /ˈfɔːrtɪˌfaɪ/

fortify

fortificar
Meaning
To strengthen a place, person, or thing physically or mentally.
Example
They fortified the city walls to protect against invasion.
Fortificaron las murallas de la ciudad para protegerse contra la invasión.