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B2 verb /reɪl/

rail

quejarse
Meaning
to complain or protest strongly about something
Example
He railed against the unfair decision.
Él se quejó contra la decisión injusta.
C1 noun /ˌrev.əˈluː.ʃən.ər.i ˈbreɪk.θruː/

revolutionary breakthrough

descubrimiento revolucionario
Meaning
A sudden, dramatic, and important discovery or development that changes everything.
Example
Robotic surgery is a revolutionary breakthrough in healthcare.
La cirugía robótica es un descubrimiento revolucionario en la atención sanitaria.
B2 noun /roʊˈteɪʃən/

Rotation

rotación; giro; rotación del eje
Meaning
the action of rotating around an axis or center; a single turn
Example
The Earth's rotation takes 24 hours to complete.
La rotación de la Tierra tarda 24 horas en completarse.
C1 verb /ˌriː.kənˈviːn/

reconvene

reunirse de nuevo
Meaning
to gather or assemble again, especially for a meeting
Example
The committee will reconvene after lunch.
El comité se reunirá después del almuerzo.
B2 verb /reɪn/

reign

reinar
Meaning
to rule as a king or queen; to be dominant
Example
The queen reigned for over sixty years.
La reina reinó durante más de sesenta años.
C1 adjective /ˈreɡ.jʊ.lə.tər.i/

Regulatory

regulatorio
Meaning
Having the power to control or govern something through rules and regulations.
Example
The government enforces regulatory policies for financial stability.
El gobierno aplica políticas regulatorias para la estabilidad financiera.
B1 noun /ˈref.ər.əns/

Reference

referencia
Meaning
the action of mentioning or alluding to something; a source of information
Example
Please provide references to support your research claims.
Por favor, proporcione referencias para apoyar sus afirmaciones de investigación.
C1 verb /rɪˈsɪprəˌkeɪt/

reciprocate

reciprocidad
Meaning
To respond to an action or gesture by making a corresponding one.
Example
She smiled at him, and he reciprocated with a warm hug.
Ella sonrió, y él reciprocó con un abrazo cálido.
C2 noun, adjective, verb /ˈrɛprəˌbeɪt/

reprobate

persona inmoral
Meaning
A person of immoral character; to express disapproval of; morally corrupt.
Example
The old reprobate spent his days gambling and drinking.
El viejo reprobado pasó sus días apostando y bebiendo.
B1 noun /roʊp/

rope

cuerda
Meaning
a strong, thick cord made of twisted fibers or strands
Example
The climbers used a rope to scale the mountain.
Los escaladores usaron una cuerda para escalar la montaña.
B2 noun /ˈriːzənɪŋ/

reasoning

razonamiento
Meaning
the process of thinking about something in a logical way in order to form a conclusion or judgment
Example
Her reasoning for leaving was clear and logical.
Su razonamiento para irse fue claro y lógico.
B2 adjective /ˈreɪsɪst/

racist

racista
Meaning
showing or feeling discrimination or prejudice against people of other races
Example
He was accused of making racist comments.
Se le acusó de hacer comentarios racistas.
C1 verb /rɪˈkaʊnt/

recount

relatar
Meaning
to narrate or tell the details of an event or experience
Example
She recounted her adventures during the summer trip.
Ella relató sus aventuras durante el viaje de verano.
B1 verb /rɪˈfɜː/

refer

referir
Meaning
to mention or allude to something; to direct someone to a source of information
Example
Please refer to page 45 for more details.
Por favor, consulte la página 45 para más detalles.
C2 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.
C1 noun /rɔ ˈtɜrmərɪk/

Raw Turmeric

cúrcuma cruda
Meaning
fresh unprocessed root of the turmeric plant used as a spice and medicine
Example
Grate raw turmeric into the curry for authentic flavor.
Ralla la cúrcuma cruda en el curry para un sabor auténtico.
C1 noun /rɪˌtæl.iˈeɪ.ʃən/

Retaliation

represalia
Meaning
the action of returning a military attack; counterattack; revenge for an injury or wrong
Example
The country threatened retaliation against any act of aggression.
El país amenazó con represalias contra cualquier acto de agresión.
C1 adjective /ˈrɪvɪtɪŋ/

riveting

fascinante
Meaning
extremely interesting; holding the complete attention
Example
The movie was so riveting that nobody looked away.
La película era tan fascinante que nadie apartó la vista.
B2 adjective rəʊˈbʌst

robust

robusto
Meaning
Strong and healthy; vigorous; able to withstand or overcome adverse conditions.
Example
The robust infrastructure ensures reliable communication.
La robusta infraestructura asegura comunicación confiable.
C2 noun /ˈræbəl/

Rabble

turba
Meaning
a disorderly crowd; the common people regarded as socially inferior
Example
The politician dismissed the protesters as mere rabble.
El político desestimó a los manifestantes como una simple turba.
C1 noun ˌriː.pɚˈkʌʃ.ənz

repercussions

repercusiones
Meaning
The unintended consequences or effects of an action or event.
Example
The new policy had unintended repercussions on the economy.
La nueva política tuvo repercusiones no deseadas en la economía.
B1 noun /ˌrɛp.jʊˈteɪ.ʃən/

reputation

reputación, fama
Meaning
The opinion generally held about someone or something; fame or prestige.
Example
A good reputation is essential for business success.
Una buena reputación es esencial para el éxito empresarial.
B2 noun ˌrɛstəˈreɪʃən

restoration

restauración
Meaning
The process of returning something to its former condition.
Example
The restoration of the forest began after decades of neglect.
La restauración del bosque comenzó después de décadas de negligencia.
B2 verb /rɪˈzaɪd/

reside

residir
Meaning
to live or dwell in a particular place
Example
They reside in a large house near the river.
Ellos residen en una casa grande cerca del río.
C1 adjective /ˈrɪkɪti/

rickety

deteriorado
Meaning
Poorly made and likely to collapse; shaky.
Example
They crossed a rickety wooden bridge over the river.
Cruzaron un puente de madera deteriorado sobre el río.
C1 noun /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

procedimientos asistidos por robot
Meaning
Medical operations performed with the help of robotic systems to enhance precision and control.
Example
Robot-assisted procedures reduce human error.
Los procedimientos asistidos por robot reducen el error humano.
A2 noun /ræt/

Rat

rata
Meaning
a large long-tailed rodent that is typically considered a pest
Example
The rat scurried across the kitchen floor.
La rata correteó por el suelo de la cocina.
A2 verb /rɪˈtɜːrn/

return

volver
Meaning
to come or go back to a place; to give back
Example
I will return home tomorrow.
Volveré a casa mañana.
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.
C2 noun /rɪˈmɒnstrəns/

remonstrance

protesta
Meaning
A forceful protest or objection.
Example
The workers’ remonstrance against unfair treatment was ignored.
La protesta de los trabajadores contra el trato injusto fue ignorada.
C1 adjective /ˈriːɡəl/

regal

real
Meaning
Resembling or fit for a king; majestic or royal.
Example
The queen entered the hall with a regal presence.
La reina entró al salón con una presencia real.
B2 noun /rɪˈdʒɛkʃən/

rejection

rechazo
Meaning
the action of refusing or dismissing something or someone
Example
Her rejection of the offer surprised everyone.
Su rechazo a la oferta sorprendió a todos.
C1 noun /rɪˈliːf treɪn/

Relief Train

tren de alivio
Meaning
a train that carries emergency supplies and aid to disaster-affected areas
Example
The relief train arrived with food and medical supplies for the flood victims.
el tren de alivio llegó con alimentos y suministros médicos para las víctimas de la inundación.
C1 verb /ˈreɪdieɪt/

radiate

irradiar
Meaning
to emit energy or light; to spread out from a center
Example
The fireplace radiates warmth throughout the room.
La chimenea irradia calor por toda la habitación.
B1 noun /ˌrek.ə.menˈdeɪ.ʃən/

Recommendation

recomendación
Meaning
a suggestion that someone or something would be good or suitable for a particular job or purpose
Example
I got this job based on a recommendation from my professor.
Obtuve este trabajo basado en una recomendación de mi profesor.
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.
C1 verb /ˈræʃənaɪz/

rationlize

racionalizar
Meaning
to justify or explain something with logical reasons, even if not appropriate or true
Example
He tried to rationlize his mistake by blaming the system.
Él trató de racionalizar su error culpando al sistema.
B2 noun rɪˈzɪl.i.əns

resilience

resiliencia
Meaning
The ability to recover quickly from difficulties; toughness.
Example
Testing the resilience of wood is crucial.
Probar la resiliencia de la madera es crucial.
A1 noun /ˈrɛst(ə)rɒnt/

restaurant

restaurante
Meaning
a place where meals are prepared and served to customers
Example
We went to the restaurant for dinner.
Fuimos al restaurante para la cena.
B2 adjective /ˈruː.tɪd/

Rooted

arraigado
Meaning
deeply established; firmly fixed
Example
His beliefs are deeply rooted in tradition.
Sus creencias están profundamente arraigadas en la tradición.
B1 adjective /ˈrʊr.əl/

Rural

rural
Meaning
relating to the countryside; characteristic of farming or country life
Example
She grew up in a rural area far from the city.
Ella creció en una zona rural, lejos de la ciudad.
B2 adjective /ˈræʃ.ən.əl/

Rational

racional; sensato; lógico
Meaning
based on reason and logic; sensible and practical
Example
She made a rational decision based on the available facts.
Ella tomó una decisión racional basada en los hechos disponibles.
C1 noun /rɪˌmjuː.nəˈreɪ.ʃən/

Remuneration

remuneración; compensación; recompensa
Meaning
money paid for work or services; compensation or reward
Example
The job offers excellent remuneration and benefits.
El trabajo ofrece una excelente remuneración y beneficios.
C1 noun /ˈrɛdʒɪmənt/

regiment

regimiento
Meaning
A permanent unit of an army, typically commanded by a colonel and divided into several companies.
Example
The regiment marched proudly through the streets after returning from the mission.
El regimiento marchó orgullosamente por las calles tras regresar de la misión.
C1 adjective /ˈrɛtroʊˌɡreɪd/

retrograde

retrógrado
Meaning
moving backward or returning to a worse condition
Example
The policy was seen as a retrograde step for human rights.
Se consideró que la política era un paso retrógrado para los derechos humanos.
C1 adjective /rɪˈvenʒ.fəl/

Revengeful

vengativo
Meaning
seeking or desiring revenge; vindictive
Example
He became revengeful after being betrayed by his friend.
Se volvió vengativo después de ser traicionado por su amigo.
C2 noun /rɪˈpæst/

repast

comida
Meaning
A meal or the food eaten during a meal.
Example
They enjoyed a delicious repast by the riverside.
Disfrutaron de una deliciosa comida junto al río.
C2 noun /ˌrækənˈtɜːr/

Raconteur

felicidad
Meaning
a person who tells anecdotes in a skillful and amusing way
Example
The old man was a gifted raconteur who entertained everyone with his stories.
Ella no pudo ocultar su felicidad cuando recibió el premio.
B2 adverb /rɪˈpɔːtɪdli/

reportedly

según se dice
Meaning
according to what is said or believed, although not confirmed
Example
The company has reportedly agreed to the new terms.
La empresa ha acordado reportedly los nuevos términos.
B2 noun /ˌren.əˈveɪ.ʃən/

Renovation

renovación; restauración
Meaning
the act of renovating; restoration to a former better state
Example
The old house underwent a complete renovation last year.
La vieja casa pasó por una renovación completa el año pasado.
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.
B1 noun /rɪˈkɔːdɪŋ/

recording

grabación
Meaning
the act or process of recording something
Example
The recording of the interview was clear and loud.
La grabación de la entrevista fue clara y fuerte.
A2 verb /rɪˈsiːv/

receive

recibir
Meaning
to get or accept something given; to welcome
Example
She receives a gift from her friend.
Ella recibe un regalo de su amiga.
B1 verb /rɪd/

rid

eliminar
Meaning
to remove or get rid of something
Example
I need to rid the house of all the clutter.
Necesito deshacerme del desorden en la casa.
C1 verb /ˌriːˈtʌtʃ/

retouch

retocar
Meaning
To improve or repair a picture, photograph, or image by making small changes.
Example
The photographer retouched the image to remove blemishes.
El fotógrafo retocó la imagen para eliminar manchas.
C1 noun /rɪˈsaɪtl/

recital

recital
Meaning
A performance of music, dance, or poetry, usually by a soloist.
Example
She gave a piano recital at the concert hall.
Ella dio un recital de piano en la sala de conciertos.
C1 verb /rɪˈtɔːrt/

retort

respuesta rápida
Meaning
To reply quickly or sharply, often in a witty or angry manner.
Example
He quickly retorted that he was not to blame.
Él rápidamente respondió que no era su culpa.
C1 verb /ˌriːəˈfɜːrm/

reaffirm

reafirmar
Meaning
To state again strongly; to confirm or strengthen a statement or belief.
Example
The president reaffirmed his commitment to education reform.
El presidente reafirmó su compromiso con la reforma educativa.
C1 verb /ˌriːˈsiːt/

reseat

reubicar
Meaning
to seat someone again or to fit something back into its place
Example
The usher had to reseat the guests after the interruption.
El acomodador tuvo que reubicar a los invitados después de la interrupción.
C1 noun /rɪˈpen.təns/

Repentance

arrepentimiento
Meaning
the action of repenting; sincere regret or remorse
Example
His genuine repentance moved everyone in the courtroom.
Su arrepentimiento genuino conmovió a todos en la sala del tribunal.
C1 noun ˌriːˈstrʌk.tʃər.ɪŋ

restructuring

reestructuración
Meaning
The action of organizing something differently.
Example
The company underwent restructuring to improve efficiency.
La compañía pasó por un proceso de reestructuración para mejorar la eficiencia.
B2 noun ˈrɛvənuː

revenue

ingresos
Meaning
Income, especially when of a company or organization.
Example
The company's revenue grew by 10% this year.
Los ingresos de la compañía crecieron un 10% este año.
B2 verb /ˈræm.bəl/

ramble

hablar o escribir durante mucho tiempo de manera confusa o sin sentido; caminar sin un rumbo fijo por placer
Meaning
to talk or write at length in a confused or inconsequential way; to walk for pleasure without a fixed route.
Example
He rambled on about his childhood for hours.
Él habló durante horas sobre su infancia de manera confusa.
B2 adjective /rɪˈzɪl.i.ənt/

resilient

resistente
Meaning
Able to withstand or recover quickly from difficult conditions.
Example
Resilient materials ensure durability.
Los materiales resistentes aseguran durabilidad.
C1 noun /ˈrʌbəl/

rubble

escombros
Meaning
Broken stone, bricks, or debris from a collapsed building or structure.
Example
The rescue team searched through the rubble after the earthquake.
El equipo de rescate buscó entre los escombros después del terremoto.
C1 verb /rɒmp/

romp

jugar alegremente
Meaning
to play or move in a lively, carefree, and energetic way
Example
The children romped happily in the garden.
Los niños jugaban felices en el jardín.
A2 adjective /rɪˈspɒn.sə.bəl/

Responsible

responsable; responsable de; digno de confianza y confiable
Meaning
accountable; having duties; reliable and trustworthy
Example
Parents are responsible for their children's education and well-being.
Los padres son responsables de la educación y el bienestar de sus hijos.
B2 verb /ˈroʊ.teɪt/

rotate

rotar
Meaning
to turn around a central point or axis
Example
The Earth rotates on its axis once every 24 hours.
La Tierra rota sobre su eje cada 24 horas.
B1 noun /ruːt/

Root

raíz; origen; base; causa
Meaning
the part of a plant that grows underground; the basic cause, source, or origin of something
Example
We need to find the root of this problem to solve it permanently.
Necesitamos encontrar la raíz de este problema para resolverlo permanentemente.
B2 noun /ˈruːdnəs/

Rudeness

grosería
Meaning
the quality of being impolite, discourteous, or offensive in behavior or speech
Example
His rudeness shocked everyone at the dinner party.
Su grosería sorprendió a todos en la fiesta de cena.
C1 verb rɪˈpel

repel

repeler
Meaning
To push away or force apart due to similar charges or properties.
Example
Protons repel each other.
Los protones se repelen entre sí.
C2 noun /ˈrɒndoʊ/

rondo

composición musical (con tema recurrente)
Meaning
a musical composition with a recurring leading theme
Example
The pianist ended the recital with a lively rondo.
El pianista terminó el recital con un rondó animado.
C1 verb /rɪˈsʌsɪteɪt/

resuscitate

resucitar
Meaning
to revive someone from unconsciousness or apparent death
Example
The doctors tried to resuscitate the patient after the heart attack.
Los doctores intentaron resucitar al paciente después del ataque al corazón.
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.
C1 adjective /ˈrɛvərənt/

reverent

reverente
Meaning
Showing deep and solemn respect.
Example
They listened to the speech in a reverent silence.
Escucharon el discurso en un silencio reverente.
C1 noun /ˈruː.bi/

Ruby

rubí
Meaning
a precious red gemstone; a deep red variety of corundum
Example
The ruby ring was her most treasured possession.
El anillo de rubí era su posesión más preciada.
B2 noun /ˈræŋkɪŋ/

ranking

clasificación
Meaning
a position in a list or hierarchy, especially in terms of performance or importance
Example
His ranking in the competition improved after each round.
Su clasificación en la competencia mejoró después de cada ronda.
C1 verb /raɪl/

rile

irritar
Meaning
to irritate or annoy someone
Example
His careless comments really riled her.
Sus comentarios descuidados realmente la irritaron.
C2 adjective /rɪˈsplɛndənt/

resplendent

resplandeciente
Meaning
Shining brilliantly; dazzling in appearance or effect
Example
The bride looked resplendent in her wedding gown.
La novia se veía resplandeciente con su vestido de boda.
C1 noun rɪˈdɛmpʃən

redemption

redención
Meaning
The action of saving or being saved from sin, error, or evil.
Example
The story highlights the theme of redemption.
La historia destaca el tema de la redención.
B2 noun /ˈrɛfjuːdʒ/

refuge

refugio
Meaning
a place that provides shelter or protection from danger or distress
Example
The villagers took refuge in the temple during the storm.
Los aldeanos buscaron refugio en el templo durante la tormenta.
B2 adjective /ˈrɒt.ən/

Rotten

podrido; malo
Meaning
decayed; spoiled; bad
Example
The apple is rotten and should be thrown away.
La manzana está podrida y debe ser tirada.
B2 verb /rɪˈfreʃ/

refresh

refrescar
Meaning
to make fresh again; to restore energy
Example
A cold drink refreshes me on hot days.
Una bebida fría me refresca en los días calurosos.
B2 adjective /rɪˈliːvd/

relieved

aliviado
Meaning
feeling happy and less worried after something stressful has been removed or resolved
Example
She felt relieved after hearing the good news.
Se sintió aliviada después de escuchar la buena noticia.
B1 adjective /ˈrɔɪ.əl/

Royal

real
Meaning
belonging to or connected with the monarch or monarchy; magnificent; excellent
Example
The royal family attended the ceremony.
La familia real asistió a la ceremonia.
C1 verb /ˌriːɪmˈbɜːrs/

reimburse

reembolsar
Meaning
to pay back money to someone who has spent it or lost it
Example
The company reimbursed him for travel expenses.
La empresa le reembolsó los gastos de viaje.
C1 adjective /ˈrez.ə.luːt/

Resolute

resuelto; firme; decidido
Meaning
determined; having a firm decision; unwavering
Example
She remained resolute in her decision to pursue her dreams.
Ella permaneció resuelta en su decisión de seguir sus sueños.
B1 adjective /roʊˈmæn.tɪk/

Romantic

romántico
Meaning
relating to love; idealistic; dreamy
Example
They enjoyed a romantic dinner by candlelight.
Disfrutaron de una cena romántica a la luz de las velas.
C1 verb /ˈrævɪdʒ/

ravage

devastar
Meaning
to cause severe and extensive damage or destruction
Example
The hurricane ravaged the coastal villages.
El huracán devastó las aldeas costeras.
C1 noun /ruːz/

Ruse

artimaña; truco
Meaning
an action intended to deceive someone; a trick or stratagem
Example
The thief used a clever ruse to distract the guard.
El ladrón usó una artimaña astuta para distraer al guardia.
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.
B1 verb /rɪˈɡɑːrd/

regard

considerar
Meaning
to consider or think of in a particular way; to look at
Example
She regards him as her best friend.
Ella lo considera su mejor amigo.
C2 noun /rɪˌnʌnsiˈeɪʃən/

renunciation

renuncia
Meaning
the formal rejection or giving up of something, usually a belief, claim, or way of life
Example
His renunciation of worldly pleasures impressed the monks.
Su renuncia a los placeres mundanos impresionó a los monjes.
C2 noun /ruːθ/

ruth

compasión
Meaning
A feeling of pity, compassion, or sorrow.
Example
He felt no ruth for the people he had betrayed.
Él no sintió ninguna compasión por las personas a las que había traicionado.
B2 noun /ˈreɪtɪŋ/

rating

valoración
Meaning
an evaluation or assessment, usually numerical
Example
The movie received a high rating from critics.
La película recibió una alta valoración de los críticos.
A2 verb /ˌrɛkəˈmɛnd/

recommend

recomendar
Meaning
to suggest or advise something as being good or suitable
Example
I recommend trying the new restaurant downtown.
Recomiendo probar el nuevo restaurante en el centro.
C1 noun /ˈrʌfiən/

Ruffian

bribón; persona violenta;
Meaning
a violent person, especially one involved in crime; a brutal or lawless person
Example
The ruffian threatened the shopkeeper for money.
El bribón amenazó al tendero por dinero.
B2 verb /rɪˈdʒɔɪs/

rejoice

regocijarse
Meaning
to feel or show great joy; to celebrate
Example
The family rejoices at the good news.
La familia se regocija con las buenas noticias.
B2 adjective /rɪˈfaɪnd/

Refined

refinado; purificado
Meaning
elegant and cultured in appearance, manner, or taste; purified
Example
She has very refined taste in art and music.
Ella tiene un gusto muy refinado en arte y música.
C2 adjective /ˈrʌdi/

ruddy

sonrosado
Meaning
Having a healthy red color in the face.
Example
She had a ruddy complexion from working outdoors.
Tenía un rostro sonrosado por trabajar al aire libre.
B2 verb /rɪˈzuːm/

resume

reanudar
Meaning
to start again after a pause or interruption
Example
We will resume the meeting after lunch.
Reanudaremos la reunión después del almuerzo.
C2 verb /rɪˈtrɛntʃ/

retrench

reducir gastos, despedir empleados
Meaning
to reduce costs, spending, or staff to save resources
Example
The company had to retrench employees due to financial difficulties.
La compañía tuvo que despedir empleados debido a dificultades financieras.
C2 verb /rɪˈpruːv/

reprove

reprender
Meaning
to criticize or correct someone gently or disapprove of their actions
Example
The teacher reproved the student for being late.
El maestro reprendió al estudiante por llegar tarde.
A2 noun /ˈruːlər/

ruler

gobernante; regla
Meaning
A person who governs or controls a country; a straight-edged tool used for measuring or drawing lines
Example
The ruler drew a straight line on the paper while the king was a powerful ruler of his kingdom.
El ruler dibujó una línea recta en el papel mientras el rey era un poderoso ruler de su reino.
B1 verb /rɪˈtɜrnɪŋ/

returning

regreso
Meaning
Coming or going back to a place or person.
Example
The group is returning to the port on December 25th.
El grupo está regresando al puerto el 25 de diciembre.
C1 noun /ˈrep.lɪ.kə/

Replica

réplica
Meaning
an exact copy or model of something, especially one on a smaller scale
Example
The museum displayed a perfect replica of the ancient statue.
El museo exhibió una réplica perfecta de la estatua antigua.
C1 noun /ˈredʒ.ɪ.mən/

regimen

régimen de tratamiento, dieta o estilo de vida prescrito para la promoción o restauración de la salud
Meaning
A prescribed course of medical treatment, way of life, or diet for the promotion or restoration of health.
Example
A strict exercise regimen improves overall fitness.
Un estricto régimen de ejercicios mejora el estado físico general.
B2 noun /rɪˈbel.jən/

Rebellion

rebelión
Meaning
an act of armed resistance to an established government or leader
Example
The rebellion against the king lasted for three years.
La rebelión contra el rey duró tres años.
B2 noun ˈruθləs ˌkɑmpəˈtɪʃən

ruthless competition

competencia despiadada
Meaning
Fierce and merciless rivalry or contest, without pity or compassion.
Example
Ruthless competition for power leads to societal issues.
La competencia despiadada por el poder lleva a problemas sociales.
C1 verb /rɪˈklaɪn/

recline

recostarse
Meaning
To lean or lie back in a relaxed position.
Example
She reclined on the sofa with a book.
Ella se recostó en el sofá con un libro.
C1 noun /ˈrɛɡjəleɪtər/

regulator

regulador
Meaning
a person or device that controls or maintains the operation of a system
Example
The government appointed a new regulator for the financial sector.
El gobierno nombró un nuevo regulador para el sector financiero.
C1 verb ˈrɛk.tɪ.faɪ

rectify

rectificar
Meaning
To correct mistakes or make something right.
Example
The company took steps to rectify its financial mistakes.
La empresa tomó medidas para rectificar sus errores financieros.
C2 noun /ˈrɛtɪnjuː/

retinue

seguidores
Meaning
A group of attendants or followers accompanying an important person.
Example
The king entered the hall followed by his retinue.
El rey entró al salón seguido por sus seguidores.
B2 verb /rɪˈvaɪv/

revive

revivir
Meaning
To bring back to life, consciousness, or activity.
Example
The paramedics managed to revive the unconscious man.
Los paramédicos lograron revivir al hombre inconsciente.
C1 verb /rɪˈtreɪs/

retrace

volver sobre un camino o ruta, recordar y repetir pasos anteriores
Meaning
to go back over a path or route; to recall and repeat steps taken earlier
Example
She retraced her steps to find her lost keys.
Ella volvió sobre sus pasos para encontrar sus llaves perdidas.
C1 noun/verb /ˈræfəl/

raffle

venta de boletos de lotería
Meaning
A means of raising money by selling numbered tickets, one or more of which are drawn at random for a prize; to sell something in such a lottery.
Example
The charity decided to raffle a bicycle to raise funds.
La caridad decidió rifar una bicicleta para recaudar fondos.
B2 noun /ˌreɡ.jʊˈlær.ɪ.ti/

Regularity

regularidad
Meaning
the quality of being regular; occurring at fixed intervals or in a consistent pattern
Example
The regularity of his exercise routine helped him stay healthy.
La regularidad de su rutina de ejercicios lo ayudó a mantenerse saludable.
B2 noun ˌreɪdɪˈeɪʃən

radiation

radiación
Meaning
The emission of energy as electromagnetic waves or as moving subatomic particles.
Example
Radiation from the sun can be harmful without protection.
La radiación del sol puede ser perjudicial sin protección.
B2 adjective /ˈrʌn daʊn/

run-down

deteriorado
Meaning
in a poor condition; worn out or neglected
Example
They live in a run-down house at the edge of town.
Viven en una casa deteriorada en las afueras de la ciudad.
B2 noun /rɪˈlʌk.təns/

Reluctance

reticencia; renuencia
Meaning
unwillingness to do something; hesitation
Example
He showed reluctance to accept the job offer.
Mostró reticencia a aceptar la oferta de trabajo.
B2 verb /rɪˈvɜːrt/

revert

volver
Meaning
to return to a previous state, condition, or practice
Example
The system will revert to its original settings after the update.
El sistema volverá a su configuración original después de la actualización.