Rain
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A1 noun /reɪn/

Rain

lluvia
Meaning
water that falls from clouds in small drops
Example
The heavy rain forced us to stay indoors.
La lluvia intensa nos obligó a quedarnos adentro.
C1 verb /ˈruː.mɪ.neɪt/

ruminate

rumiar, reflexionar profundamente
Meaning
to think deeply about something; to chew cud (for animals)
Example
She sat alone to ruminate on her decision.
Ella se sentó sola a rumiar sobre su decisión.
C2 adjective /rɪˈflɛksəbl/

reflexible

reflexivo
Meaning
Capable of being reflected or bent back.
Example
The surface was highly reflexible, bouncing light in different directions.
La superficie era altamente reflexiva, reflejando la luz en diferentes direcciones.
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 adjective /ˈrændəm/

Random

aleatorio
Meaning
without pattern or predetermined order; happening by chance
Example
She selected a random book from the library shelf.
Ella seleccionó un libro aleatorio de la estantería de la biblioteca.
C2 noun /rɪˈfɛkʃən/

refection

comida / refección
Meaning
a meal or the act of taking food and drink
Example
The monks gathered for their evening refection.
Los monjes se reunieron para su refección nocturna.
C2 verb (archaic/rare) /rɛk/

reck

preocuparse
Meaning
To care about or be concerned with (something); to have regard for.
Example
He does not reck the dangers of his actions.
Él no se preocupa por los peligros de sus acciones.
C1 noun /ˈrɒndɪvuː/

rendezvous

encuentro
Meaning
a meeting or appointment at an agreed time and place
Example
They arranged a secret rendezvous at the café.
Arreglaron un encuentro secreto en el café.
B2 adjective /ˌrez.ɪˈden.ʃəl/

residential

residencial
Meaning
Designed for people to live in.
Example
The institution was fully residential.
La institución fue completamente residencial.
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.
B2 noun /ˌrezəˈveɪʃən/

Reservation

reserva
Meaning
the action of reserving something; an arrangement whereby something is reserved for a particular person; a qualification to an expression of agreement or approval
Example
I made a reservation at the restaurant for tonight.
Hice una reserva en el restaurante para esta noche.
C1 noun /ˈriːpər/

reaper

una persona o máquina que corta y recoge cultivos
Meaning
a person or machine that cuts and gathers crops
Example
The reaper moved slowly through the golden fields.
El ríper se movió lentamente a través de los campos dorados.
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.
C1 noun /ˈrɛzɪn/

resin

resina
Meaning
a sticky organic substance, usually secreted by plants, often used in varnishes or plastics
Example
The craftsman used natural resin to make the sculpture shine.
El artesano usó resina natural para hacer que la escultura brillara.
C2 verb /ˈrʌstɪkeɪt/

rusticate

Ir al campo / expulsión temporal de la universidad
Meaning
To go to the countryside or to suspend someone from university.
Example
He decided to rusticate in the village to escape the busy city life.
Decidió ir al campo en el pueblo para escapar de la vida agitada de la ciudad.
C1 adjective /ˈruːfəl/

rueful

lamentoso
Meaning
Expressing sorrow, regret, or pity.
Example
He gave a rueful smile after losing the match.
Él dio una sonrisa lamentosa después de perder el partido.
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.
C1 verb /riːˈfɜːrbɪʃ/

refurbish

rehacer
Meaning
To renovate or redecorate something, especially a building.
Example
The company decided to refurbish its old office.
La empresa decidió renovar su oficina antigua.
C1 verb /rɪˈpjuː.di.eɪt/

repudiate

repudiar
Meaning
to refuse to accept, recognize, or support something
Example
He repudiated the claim that he was involved in the scandal.
Él repudió la afirmación de que estuvo involucrado en el escándalo.
C1 noun ˌrev.əˈluː.ʃən.ər.i ɪˈnɪʃ.ə.tɪv

revolutionary initiative

iniciativa revolucionaria
Meaning
A groundbreaking action or plan that brings about significant change or transformation.
Example
The revolutionary initiative promotes sustainable energy.
La iniciativa revolucionaria promueve la energía sostenible.
C1 adjective /ˈraɪ.tʃəs/

Righteous

recto; justo; virtuoso
Meaning
morally right or justifiable; virtuous; having strong moral principles
Example
She felt righteous anger at the unfair treatment of workers.
Ella sintió ira justa por el trato injusto hacia los trabajadores.
B1 noun /ˈrʌbər/

rubber

felicidad
Meaning
a tough elastic substance made from the latex of tropical plants or synthetically, used for making tires, boots, and other products.
Example
The tires are made of natural rubber.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 noun /ˈrɛdʒɪsaɪd/

regicide

regicidio
Meaning
the act of killing a king
Example
The conspirators were executed for committing regicide.
Los conspiradores fueron ejecutados por cometer regicidio.
B2 noun /ˌrɛɡ.jʊˈleɪ.ʃən/

regulation

una norma o directriz hecha y mantenida por una autoridad
Meaning
A rule or directive made and maintained by an authority.
Example
Government regulation ensures fair business practices.
La regulación gubernamental asegura prácticas comerciales justas.
C1 noun /ˌriː.pəˈkʌʃ.ən/

repercussion

repercusión
Meaning
An unintended consequence occurring some time after an event or action.
Example
The economic crisis had severe repercussions on global trade.
La crisis económica tuvo severas repercusiones en el comercio global.
C2 noun /rɪˈɡætə/

regatta

regata
Meaning
A sporting event consisting of a series of boat or yacht races.
Example
The annual regatta attracted competitors from around the world.
La regata anual atrajo a competidores de todo el mundo.
C2 adjective /roʊn/

roan

roano
Meaning
denoting an animal, especially a horse, having a coat of mixed colors, typically reddish-brown and white
Example
The rider mounted a roan horse with a speckled coat.
El jinete montó un caballo roano con un pelaje moteado.
C1 noun /rɪˈspɒnsɪvnəs/

responsiveness

sensibilidad
Meaning
The quality of reacting quickly and positively
Example
The manager appreciated her responsiveness to customer feedback.
El gerente apreció su sensibilidad ante los comentarios de los clientes.
B1 adjective /rɪˈmeɪnɪŋ/

remaining

restante
Meaning
still existing or left after others are gone or dealt with
Example
There were only a few remaining tickets for the concert.
Quedaban solo unos pocos boletos para el concierto.
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.
B2 adjective /ˈrɪdʒ.ɪd/

Rigid

rígido
Meaning
hard and stiff; not able to bend; strict and unwilling to change
Example
The company has a rigid dress code that all employees must follow.
La empresa tiene un código de vestimenta rígido que todos los empleados deben seguir.
B2 adverb /rɪˈspektɪvli/

Respectively

respectivamente; en el orden dado; separadamente y en el orden ya mencionado
Meaning
in the order given; separately and in the order already mentioned
Example
John and Mary are 25 and 30 years old respectively.
John y Mary tienen 25 y 30 años respectivamente.
B2 adjective ˌrev.əˈluː.ʃən.ər.i

revolutionary

revolucionario
Meaning
Involving or causing a complete or dramatic change.
Example
Revolutionary ideas are reshaping the industry.
Las ideas revolucionarias están transformando la industria.
B1 adjective /ˈrel.ə.tɪv/

Relative

relativo
Meaning
considered in comparison to something else; not absolute; comparative
Example
The cost of living is relative to your income level.
El costo de vida es relativo a tu nivel de ingresos.
C2 noun /ˌrɛprəˈbeɪʃən/

reprobation

reprobación
Meaning
Strong disapproval or condemnation; rejection by God as beyond salvation.
Example
The teacher’s face showed clear reprobation at the student’s rude remark.
El rostro del profesor mostró una clara reprobación ante el comentario grosero del estudiante.
B2 noun /ˈruːmər/

rumor

rumor
Meaning
a currently circulating story or report of uncertain or doubtful truth.
Example
There’s a rumor that the company will merge next year.
Hay un rumor de que la empresa se fusionará el próximo año.
C1 verb /rɪˈkuːpəreɪt/

recuperate

recuperarse
Meaning
to recover from illness or regain strength
Example
She went to the countryside to recuperate after surgery.
Ella fue al campo a recuperarse después de la cirugía.
B2 noun /rɪˈvendʒ/

Revenge

venganza
Meaning
the action of inflicting hurt or harm on someone for an injury or wrong suffered at their hands
Example
She sought revenge against those who betrayed her trust.
Ella buscó venganza contra aquellos que traicionaron su confianza.
C1 noun /rʌk/

Ruck

empujón; multitud desordenada
Meaning
a situation where a crowd of people are pushing against each other; a disorderly crowd
Example
There was a ruck at the football match.
Hubo un empujón en el partido de fútbol.
C1 adjective /ˈrɛtɪsənt/

reticent

reservado
Meaning
not revealing one's thoughts or feelings readily; reserved
Example
She was reticent about her personal life.
Ella estaba reservada sobre su vida personal.
C1 adjective /rɪˈsɛptɪv/

receptive

receptivo
Meaning
Willing to listen to or accept new ideas, suggestions, or experiences.
Example
She was receptive to feedback from her colleagues.
Ella estaba receptiva a los comentarios de sus colegas.
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.
C1 adjective /ˈræmpənt/

rampant

rampante
Meaning
existing or spreading unchecked, often in an undesirable way
Example
Corruption was rampant in the city administration.
La corrupción estaba rampante en la administración de la ciudad.
C2 verb /ˈræŋ.kəl/

rankle

molestar
Meaning
To cause continuing annoyance or resentment.
Example
His unfair criticism continued to rankle her for days.
Su crítica injusta continuó molestándola durante días.
B2 noun /ˈraɪdər/

rider

jinete
Meaning
A person who rides a horse, bicycle, motorcycle, or other vehicle.
Example
The rider fell off the horse.
El jinete cayó del caballo.
A1 verb /riːd/

read

leer
Meaning
to look at written words and understand their meaning
Example
I read books before going to bed.
Yo leo libros antes de acostarme.
C1 verb /ˌriːˈmɒdəl/

remodel

remodelar
Meaning
To change the structure or form of something, especially a building.
Example
They decided to remodel their kitchen last summer.
Ellos decidieron remodelar su cocina el verano pasado.
A2 verb /riːtʃ/

reach

alcanzar
Meaning
to arrive at a destination; to extend one's arm to touch something
Example
We will reach the station in ten minutes.
Llegaremos a la estación en diez minutos.
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.
B2 adjective /rɪˈzɜːrvd/

Reserved

reservado; introvertido
Meaning
slow to reveal emotion or opinions; restrained in manner
Example
She is quite reserved and doesn't talk much in meetings.
Ella es bastante reservada y no habla mucho en las reuniones.
C1 adjective /ˌruː.dɪˈmen.tər.i/

Rudimentary

básico; elemental; subdesarrollado; en la etapa más temprana del desarrollo
Meaning
basic; elementary; undeveloped; in the earliest stage of development
Example
She has only rudimentary knowledge of French.
Ella solo tiene conocimiento rudimentario del francés.
A2 verb /rɪˈmaɪnd/

remind

recordar
Meaning
to cause someone to remember something
Example
Please remind me to call her tomorrow.
Por favor, recuérdame llamar a ella mañana.
C1 adjective /ræpt/

Rapt

absorto
Meaning
completely fascinated or absorbed by what one is seeing or hearing
Example
The children listened with rapt attention to the storyteller.
Los niños escucharon con atención absorta al cuentacuentos.
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.
C1 verb /ˌriːˈkæst/

recast

recast
Meaning
To present or change something in a different form or style.
Example
The director decided to recast the role with a younger actor.
El director decidió rehacer el papel con un actor más joven.
C1 verb /raʊz/

rouse

despertar
Meaning
To awaken from sleep or to stir into action.
Example
The loud alarm roused him from his deep sleep.
La alarma ruidosa lo despertó de su sueño profundo.
B2 verb /reɪp/

rape

violación
Meaning
to force someone to have sexual intercourse without their consent
Example
The law strictly punishes those who commit rape.
La ley castiga estrictamente a aquellos que cometen violación.
B1 noun /ˈrɛzɪdəns/

residence

residencia
Meaning
a place where someone lives; a home or dwelling
Example
He recently moved to a new residence near the city center.
Recientemente se mudó a una nueva residencia cerca del centro de la ciudad.
C1 adjective /rɪˈtɔːrɪkəl/

rhetorical

retórico
Meaning
relating to the art of effective or persuasive speaking or writing; often a question asked to make a point rather than get an answer
Example
He asked a rhetorical question during the debate.
Hizo una pregunta retórica durante el debate.
B2 noun ˌrev.əˈluː.ʃənz

revolutions

revoluciones
Meaning
Dramatic and wide-reaching changes in political, social, or economic systems, often involving the overthrow of a government or social order.
Example
Revolutions often lead to significant societal changes.
Las revoluciones a menudo conducen a cambios sociales significativos.
C1 adjective /rɪˈmiːdiəl/

Remedial

correctivo; remedial; curativo;
Meaning
intended as a remedy; corrective; providing a cure;
Example
The students need remedial classes to improve their math skills.
Los estudiantes necesitan clases remediales para mejorar sus habilidades en matemáticas.
B2 noun /rɪˈsɛs/

recess

recreo
Meaning
A short break from work or school; also a small space set back in a wall.
Example
The children played outside during recess.
Los niños jugaron afuera durante el recreo.
B2 adjective /ˈruːθ.ləs/

Ruthless

despiadado; cruel; sin compasión
Meaning
showing no pity or compassion; cruel; merciless
Example
The ruthless dictator showed no mercy to his enemies.
El dictador despiadado no mostró misericordia a sus enemigos.
C2 adjective /rəˈʃɛrʃ/

recherche

exclusivo
Meaning
Rare, exotic, or obscure, often in a sophisticated or refined way.
Example
The gallery displayed many recherche artworks from unknown artists.
La galería exhibió muchas obras de arte exclusivas de artistas desconocidos.
C1 verb /reɪz/

raze

demoler
Meaning
To completely destroy or demolish something, especially a building.
Example
The old factory was razed to make way for new apartments.
La vieja fábrica fue demolida para dar paso a nuevos apartamentos.
C1 adjective /rɪˈbel.jəs/

Rebellious

rebelde; desobediente; que resiste la autoridad;
Meaning
defying authority; resisting control; disobedient;
Example
The rebellious teenager refused to follow his parents' rules.
El adolescente rebelde se negó a seguir las reglas de sus padres.
B1 noun rɔː mətɪˈrɪəlz

raw materials

materias primas
Meaning
The basic material from which a product is made.
Example
The factory imports raw materials for production.
La fábrica importa materias primas para la producción.
B1 noun /rɪˈfjuːz/

Refuse

basura; rechazo
Meaning
waste material; garbage; to decline or reject something
Example
Please put the refuse in the designated bins.
Por favor, ponga la basura en los cubos designados.
C1 adjective /rɪˈvoʊltɪŋ/

revolting

repugnante
Meaning
extremely unpleasant or disgusting
Example
The smell of the garbage was revolting.
El olor de la basura era repugnante.
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 /ræmˈbuːtən/

Rambutan

rambután
Meaning
a tropical fruit with red spiky skin and white translucent sweet flesh similar to litchi
Example
The rambutan looks scary with its hairy skin but tastes very sweet inside.
El rambutan se ve aterrador con su piel peluda, pero tiene un sabor muy dulce por dentro.
C1 noun /rʌsk/

Rusk

bizcocho seco; pan tostado
Meaning
a hard, dry biscuit or twice-baked bread; a type of crisp, sweet biscuit
Example
The baby enjoyed eating the soft rusk with milk.
El bebé disfrutó comer el rusk suave con leche.
B2 adjective /rɪˈlaɪ.ənt/

reliant

dependiente
Meaning
depending on someone or something for support
Example
The country is too reliant on imported goods.
El país depende demasiado de los bienes importados.
C1 adjective /rɪˈpɛlənt/

repellent

repelente
Meaning
Able to drive away something, especially insects or unpleasant things; causing disgust or distaste.
Example
This cream is highly effective as a mosquito repellent.
Esta crema es muy efectiva como repelente de mosquitos.
B2 noun ˌrɛzɪɡˈneɪʃən

resignation

renuncia
Meaning
The acceptance of something undesirable but inevitable; giving up.
Example
Her resignation from the position was unexpected.
Su renuncia al puesto fue inesperada.
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 noun/verb /rɪˈpoʊz/

repose

reposo
Meaning
a state of rest, sleep, or tranquility; to rest or lie in a peaceful position
Example
After the long journey, she sought repose in the quiet garden.
Después del largo viaje, ella buscó reposo en el jardín tranquilo.
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.
B2 verb /ˌriː.ɪnˈfɔːrs/

reinforce

fortalecer
Meaning
To strengthen or support something with additional material, people, or effort.
Example
The teacher used examples to reinforce the lesson.
El maestro usó ejemplos para reforzar la lección.
A2 adjective /ˈreɪ.ni/

Rainy

lluvioso
Meaning
characterized by rain; wet from rain; having much rain
Example
It was a rainy day, so we stayed indoors.
Era un día lluvioso, así que nos quedamos adentro.
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.
B1 noun /ˈrezɪdənt/

Resident

residente
Meaning
a person who lives somewhere permanently or on a long-term basis; living in a particular place
Example
She has been a resident of this city for over ten years.
Ella ha sido residente de esta ciudad durante más de diez años.
B1 noun /ˈrɛntəl/

rental

alquiler
Meaning
an arrangement in which something is rented, or the amount paid for renting
Example
The car rental was more expensive than we expected.
El alquiler del coche fue más caro de lo que esperábamos.
B2 noun /rɒd/

rod

barra delgada, especialmente de metal o madera
Meaning
a thin straight bar, especially of metal or wood
Example
He used an iron rod to support the structure.
Usó una barra de hierro para soportar la estructura.
C1 verb /ˌriː.ɪˈstæblɪʃ/

reestablish

restablecer
Meaning
to set up or restore something again after it has been disrupted
Example
The government worked hard to reestablish peace in the region.
El gobierno trabajó arduamente para restablecer la paz en la región.
C1 verb /rɪˈvɜːrbəreɪt/

reverberate

reverberar
Meaning
To echo repeatedly or have continuing effects.
Example
The sound of the explosion reverberated through the valley.
El sonido de la explosión reverberó a través del valle.
C1 adjective /rɪˈpliːt/

replete

repleto
Meaning
Filled or well-supplied with something; abundantly full.
Example
The book is replete with fascinating historical details.
El libro está repleto de fascinantes detalles históricos.
C1 phrase ˈriː.dʒən.əl ˈfɔː.rəm

regional forum

foro regional
Meaning
A meeting or conference where representatives from countries or organizations in a specific geographical area discuss issues of common interest.
Example
The Regional Forum discussed deforestation impacts.
El foro regional discutió los impactos de la deforestación.
C2 noun /roʊˈtʌn.də/

rotunda

edificio redondo
Meaning
a large circular building or hall, often with a dome
Example
Tourists gathered inside the grand rotunda of the capitol.
Los turistas se reunieron dentro de la gran rotonda del capitolio.
B2 noun /ˈreɪ.zɪnz/

Raisins

pasas
Meaning
dried grapes, often used in cooking and baking
Example
She added raisins to the oatmeal cookies for extra sweetness.
Ella añadió pasas a las galletas de avena para mayor dulzura.
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.
C1 adjective /rɪˈvɜː.sə.bəl/

Reversible

reversible
Meaning
able to be turned the other way around; able to be undone or changed back
Example
This jacket is reversible and can be worn on both sides.
Esta chaqueta es reversible y se puede usar por ambos lados.
B1 noun /rɪsk/

Risk

felicidad
Meaning
a situation involving exposure to danger; the possibility of something bad happening
Example
Taking this investment carries a high risk of losing money.
No pudo ocultar su felicidad cuando recibió el premio.
C1 noun /rɪˈsaɪtər/

reciter

recitador
Meaning
a person who recites or repeats something aloud from memory, especially poetry, prayers, or formal texts
Example
The reciter delivered the poem with clarity and emotion.
El recitador presentó el poema con claridad y emoción.
B1 noun ˈreɪn.fɒr.ɪst

rainforest

selva tropical
Meaning
A luxuriant, dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall.
Example
The Amazon rainforest is home to millions of species.
La selva tropical del Amazonas es hogar de millones de especies.
C1 noun /ˈrɛl.ɪk/

relic

reliquia
Meaning
an object surviving from an earlier time, often of historical or religious interest
Example
The museum displayed relics from the ancient civilization.
El museo exhibió reliquias de la antigua civilización.
C1 adjective /ˈræb.ɪd/

rabid

rabioso
Meaning
Having extreme or fanatical support for something; relating to or suffering from rabies.
Example
He was a rabid fan of the football team.
Era un fan rabioso del equipo de fútbol.
C1 noun ˈremnənts

remnants

restos
Meaning
A small remaining quantity of something; a surviving trace.
Example
The remnants of the wall are still visible.
Los restos de la pared aún son visibles.
B1 verb rɪˈdjuːst

reduced

reducir
Meaning
Make smaller or less in amount, degree, or size.
Example
Singapore has reduced plastic usage significantly.
Singapur ha reducido el uso de plástico significativamente.
C1 noun/verb /reɪn/

rein

rienda / control
Meaning
A strap used to control a horse; to control or guide something.
Example
The rider pulled the rein to stop the horse.
El jinete tiró de las riendas para detener el caballo.
C2 noun /rɪˈfrækʃən/

refraction

refracción
Meaning
The bending of light, sound, or other waves when they pass from one medium to another of different density.
Example
The refraction of light in water makes objects appear bent.
La refracción de la luz en el agua hace que los objetos parezcan doblados.
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.
C2 adjective /rɪˈtɪkjʊlət/

reticulate

reticulado
Meaning
Having a net-like pattern or structure.
Example
The leaf had a reticulate pattern of veins.
La hoja tenía un patrón reticulado de venas.
B1 noun /ˈrɪðəm/

rhythm

ritmo
Meaning
a strong, regular, repeated pattern of movement or sound
Example
The rhythm of the music made everyone want to dance.
El ritmo de la música hizo que todos quisieran bailar.
C1 verb /ˈrɪvɪt/

rivet

asegurar con remache / captar la atención
Meaning
to fasten or secure with a rivet; to hold someone’s attention firmly
Example
The craftsman riveted the metal plates together.
El artesano riveteó las placas de metal juntas.
B2 noun /ˈreɪn.dʒər/

ranger

guardabosques
Meaning
A person responsible for protecting and managing forests, parks, or natural areas.
Example
The park ranger guided the tourists through the forest trail.
El guardabosques del parque guió a los turistas por el sendero del bosque.
C1 adjective /ˈraʊzɪŋ/

rousing

emocionante
Meaning
Exciting, inspiring, or stirring.
Example
The speaker delivered a rousing speech that moved the audience.
El orador dio un discurso emocionante que movió a la audiencia.
C1 adjective /ˌret.rəˈspek.tɪv/

Retrospective

retrospectivo
Meaning
looking back on or dealing with past events or situations
Example
The museum held a retrospective exhibition of the artist's work.
El museo organizó una exposición retrospectiva de la obra del artista.
C1 verb /rɪˈpʌls/

repulse

repeler / provocar desagrado
Meaning
to drive back an attack or attacker by force; to cause intense dislike or disgust
Example
The army managed to repulse the enemy attack.
El ejército logró repeler el ataque enemigo.
C1 noun /roʊt/

rote

de memoria
Meaning
mechanical or habitual repetition, often without understanding
Example
He learned the poem by rote without understanding its meaning.
Él aprendió el poema de memoria sin entender su significado.
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.
B1 adjective /rɪˈkwaɪəd/

required

requerido
Meaning
necessary or compulsory
Example
A visa is required to enter the country.
Se requiere una visa para entrar al país.
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 verb /rɪˈvɜːs/

reverse

invertir
Meaning
to change something to the opposite direction, position, or result
Example
She quickly reversed the car out of the driveway.
Ella rápidamente invirtió el coche fuera de la entrada.
B2 noun /ˈreɪʃoʊ/

ratio

proporción
Meaning
a relationship between two numbers showing how many times the first number contains the second
Example
The ratio of boys to girls in the class is 2:1.
La proporción de niños a niñas en la clase es 2:1.
C2 adjective /rɪˈmɪs/

remiss

negligente
Meaning
Negligent in performing a duty or responsibility.
Example
The manager was remiss in not checking the financial reports carefully.
El gerente fue negligente al no revisar cuidadosamente los informes financieros.
B2 noun /ˌrep.ɪˈtɪʃ.ən/

Repetition

repetición
Meaning
the action of repeating something that has already been said or written
Example
Constant repetition helps students memorize vocabulary effectively.
La repetición constante ayuda a los estudiantes a memorizar vocabulario de manera efectiva.
C2 adjective /rɪˈfɛrəbəl/

referable

referible
Meaning
able to be related or directed to something
Example
The issue is referable to the new policy changes.
El problema es referible a los nuevos cambios de política.
C1 noun /rɪˈkɜr.əns/

Recurrence

recurrencia
Meaning
the fact of something happening again; an instance of something happening again
Example
The doctor was concerned about the recurrence of the patient's symptoms.
El doctor estaba preocupado por la recurrencia de los síntomas del paciente.
B1 noun /rɪˈsep.ʃən/

Reception

recepción; recepción formal; bienvenida;
Meaning
the action of receiving something or someone; a formal social occasion held to welcome someone
Example
The wedding reception was held at a beautiful hotel.
La recepción de la boda se celebró en un hermoso hotel.
B1 adverb /ˈriː.zən.ə.bli/

Reasonably

razonablemente; de manera sensata;
Meaning
in a sensible way; fairly; to a moderate degree
Example
The hotel room was reasonably priced for the location.
La habitación del hotel estaba razonablemente bien precio para la ubicación.