Rolling board
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Español FR Francés DE Alemán RU Ruso ZH Chino JA Japonés
All Vocabulary Cards All Vocabularies
C1 noun /ˈroʊ.lɪŋ bɔːrd/

Rolling board

mesa de amasar
Meaning
a flat wooden or marble surface used for rolling out dough
Example
She placed the dough on the rolling board.
Ella colocó la masa sobre la mesa de amasar.
C1 verb /ˈræʃənəlaɪz/

rationalize

racionalizar
Meaning
to attempt to explain or justify behavior or decisions with logical reasons, even if they are not true or appropriate
Example
She tried to rationalize her lateness by blaming the traffic.
Ella trató de racionalizar su retraso culpando al tráfico.
C1 noun /rɪˈfaɪnəri/

refinery

refinería
Meaning
an industrial facility where raw materials are processed and purified
Example
The oil refinery processes thousands of barrels daily.
La refinería de petróleo procesa miles de barriles a diario.
C1 verb /ˈrɛplɪkeɪt/

replicate

replicar
Meaning
to copy, reproduce, or duplicate something exactly
Example
The scientist tried to replicate the experiment for accuracy.
El científico intentó replicar el experimento para mayor precisión.
C1 adjective /rɪˈsɪ.prə.kəl/

Reciprocal

recíproco; mutuo; compartido por ambas partes;
Meaning
given or done in return; mutual; shared equally by both parties;
Example
The two countries have a reciprocal trade agreement.
Los dos países tienen un acuerdo comercial recíproco.
C1 verb /ˈrɪdɪkjuːl/

ridicule

ridiculizar
Meaning
To make fun of someone or something in a cruel or dismissive way.
Example
He was ridiculed for his strange ideas.
Fue ridiculizado por sus ideas extrañas.
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.
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 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 adjective /rɪˈpjuː.t̬ɪd/

Reputed

reputado; famoso
Meaning
generally said or believed to be; having a particular reputation
Example
He is reputed to be one of the best doctors in the country.
Se le considera uno de los mejores médicos del país.
C1 noun /rɪˈmɛmbrəns/

remembrance

recuerdo
Meaning
the act of remembering or honoring someone or something
Example
A service was held in remembrance of the fallen soldiers.
Se celebró un servicio en recuerdo de los soldados caídos.
C1 noun /rɪˈdʒɔɪsɪŋ/

rejoicing

alegría
Meaning
The action of showing great joy or happiness
Example
There was much rejoicing after the victory.
Hubo mucha alegría después de la victoria.
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.
C1 noun /ˈrʌp.tʃər/

Rupture

ruptura; quiebre de relaciones
Meaning
breaking or bursting apart; breakdown of relations
Example
The rupture in the pipeline caused a massive oil spill.
La ruptura en la tubería causó un gran derrame de petróleo.
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 adjective /ˈroʊtəri/

rotary

rotatorio
Meaning
Relating to or characterized by rotation; revolving around an axis.
Example
The machine uses a rotary engine to function efficiently.
La máquina usa un motor rotatorio para funcionar eficientemente.
C1 noun /rəˈviːn/

ravine

desfiladero
Meaning
A deep, narrow valley with steep sides.
Example
The river carved a deep ravine through the mountains.
El río formó un profundo desfiladero a través de las montañas.
C1 noun /rɪft/

rift

cisura
Meaning
a serious break in a relationship; a split or crack
Example
A rift developed between the two friends after the argument.
Se desarrolló una cisura entre los dos amigos después de la discusión.
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.
C1 verb /rɪˈmɪt/

remit

enviar dinero / perdonar
Meaning
To send money in payment or as a gift; to cancel or refrain from exacting a debt or punishment.
Example
He promised to remit the payment by the end of the week.
Él prometió remitir el pago antes del final de la semana.
C1 noun /ˈreɪ.biːz/

rabies

rabia
Meaning
A viral disease that causes inflammation of the brain in humans and other mammals, usually transmitted through animal bites.
Example
The dog was vaccinated against rabies.
El perro fue vacunado contra la rabia.
C1 noun /ˌrɛs.ɪˈprɒs.ɪ.ti/

reciprocity

la práctica de intercambiar cosas con otros para beneficio mutuo
Meaning
The practice of exchanging things with others for mutual benefit.
Example
Business relationships thrive on reciprocity.
Las relaciones comerciales prosperan gracias a la reciprocidad.
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 adjective /ˈrɔːkəs/

raucous

ruidoso, estridente
Meaning
loud, harsh, and unpleasant sound or behavior
Example
The crowd became raucous after the team scored.
La multitud se volvió ruidosa después de que el equipo anotó.
C1 verb /rɪˈnɛɡ/

renege

romper un compromiso
Meaning
to go back on a promise, agreement, or commitment
Example
The company reneged on its promise to increase wages.
La empresa rompió su promesa de aumentar los salarios.
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 noun /ˈrɛvərəns/

reverence

reverencia
Meaning
deep respect for someone or something
Example
The students showed reverence to their teacher.
Los estudiantes mostraron reverencia hacia su maestro.
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.
C1 noun /ˈræftər/

rafter

viga
Meaning
One of the sloping beams that supports a roof.
Example
The old barn’s rafters were exposed.
Las vigas del viejo granero estaban expuestas.
C1 noun /rɪˈdʒɪdəti/

Rigidity

rigidez
Meaning
inability to bend or be forced out of shape; unwillingness to change or compromise
Example
The rigidity of the old system prevented any innovation.
La rigidez del antiguo sistema impidió cualquier innovación.
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.
C1 noun /ˌrek.ənˌsɪl.iˈeɪ.ʃən/

reconciliation

reconciliación
Meaning
The restoration of friendly relations; the action of making one view or belief compatible with another.
Example
The peace treaty was a major step toward reconciliation.
El tratado de paz fue un paso importante hacia la reconciliación.
C1 verb /ˈrɛlɪɡeɪt/

relegate

relegar
Meaning
to assign to a lower rank, position, or category
Example
The manager decided to relegate the player to the bench.
El gerente decidió relegar al jugador al banco.
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.
C1 adjective /ˈræɡ.ɪd/

Ragged

desgarrado; roto; raído
Meaning
torn; tattered; frayed; shabby
Example
The homeless man wore ragged clothes.
El hombre sin hogar llevaba ropa desgarrada.
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.
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.
C1 noun rɪˈdʒɛn.ər.ə.tɪv ˈfɑːr.mɪŋ

regenerative farming

agricultura regenerativa
Meaning
Agricultural practices that improve soil health and biodiversity.
Example
Regenerative farming improves soil fertility and biodiversity.
La agricultura regenerativa mejora la fertilidad del suelo y la biodiversidad.
C1 verb /ˈrek.ən.saɪl/

reconcile

reconciliar, armonizar, hacer las paces
Meaning
Restore friendly relations between; cause to coexist in harmony.
Example
They tried to reconcile their differences through open communication.
Ellos intentaron reconciliar sus diferencias mediante una comunicación abierta.
C1 noun /rɪˈkɒnɪsəns/

reconnaissance

reconocimiento
Meaning
A survey or exploration, especially for military or strategic purposes.
Example
The soldiers conducted a reconnaissance of the enemy camp.
Los soldados realizaron un reconocimiento del campamento enemigo.
C1 noun /ˈrɛtrəsˌpɛkt/

retrospect

retroceso
Meaning
the act of looking back on or reviewing past events
Example
In retrospect, the decision seemed unwise.
En retrospectiva, la decisión parecía imprudente.
C1 noun ˈrez.ɪ.djuː

residue

residuo
Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
El residuo de jabón afecta la eficiencia de los aparatos.
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 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 verb /ˌriːɪnˈtɪɡreɪt/

reintegrate

reintegrar
Meaning
To bring someone or something back into a group or society after being separated.
Example
The program helps prisoners reintegrate into society.
El programa ayuda a los prisioneros a reintegrarse en la sociedad.
C1 verb /rɪˈtrækt/

retract

retirar
Meaning
to withdraw a statement, promise, or part of the body; to pull back
Example
The company retracted its earlier statement after realizing the error.
La empresa retractó su declaración anterior después de darse cuenta del error.
C1 adjective /ˈrek.wɪ.zɪt/

Requisite

requisito; necesario
Meaning
made necessary by particular circumstances; required
Example
Good communication skills are requisite for this job.
Las habilidades de comunicación son requisito para este trabajo.
C1 verb /riːˈkæptʃər/

recapture

recapturar
Meaning
To take back or regain possession of something.
Example
The army managed to recapture the lost territory.
El ejército logró recapturar el territorio perdido.
C1 adjective /rɪˈkʌr.ənt/

Recurrent

recurrente
Meaning
happening repeatedly; occurring again and again; periodic;
Example
She has been suffering from recurrent headaches for months.
Ella ha estado sufriendo dolores de cabeza recurrentes durante meses.
C1 noun /ˌres.ɪˈteɪ.ʃən/

Recitation

recitación
Meaning
the action of reciting or repeating aloud from memory
Example
The poetry recitation contest was held in the auditorium.
El concurso de recitación de poesía se llevó a cabo en el auditorio.
C1 adjective /rɪˈmoʊtɪd/

remoted

remotado
Meaning
placed at a distance; made remote
Example
The system was remoted to a secure location.
El sistema fue remotado a una ubicación segura.
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.
C1 noun /rɪˈmɔːrs/

Remorse

remordimiento
Meaning
deep regret or guilt for a wrong committed; bitter regret for something done
Example
He felt deep remorse for his actions.
Él sintió un profundo remordimiento por sus acciones.
C1 verb /ˈrætɪfaɪ/

ratify

ratificar
Meaning
to approve or confirm something officially, usually by law or formal consent
Example
The government ratified the trade agreement.
El gobierno ratificó el acuerdo comercial.
C1 adjective /rɪˈtæl.i.ə.tɔːr.i/

retaliatory

represaliatorio
Meaning
Taking action in response to another's action, characterized as punitive, revengeful, or counteractive.
Example
The country imposed retaliatory tariffs in response to trade sanctions.
El país impuso aranceles represaliatorios en respuesta a las sanciones comerciales.
C1 verb /rænt/

rant

gritar
Meaning
to speak or shout in an angry, uncontrolled way
Example
He ranted about the unfair treatment at work.
Él gritó acerca del trato injusto en el trabajo.
C1 noun /ˈrez.ɪ.dənt ˈkəʊ.ɔː.dɪ.neɪ.tər/

resident coordinator

coordinador residente
Meaning
A local administrator or official who coordinates activities in a specific region.
Example
The resident coordinator welcomed all representatives.
El coordinador residente dio la bienvenida a todos los representantes.
C1 adverb /ˈrɪdʒɪdli/

Rigidly

estrictamente; de manera inflexible
Meaning
in a strict, inflexible manner; without compromise
Example
The rules are rigidly enforced in this institution.
Las reglas son estrictamente aplicadas en esta institución.
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.
C1 verb /ˈrʌf.l̩/

ruffle

desordenar, molestar
Meaning
to disturb the smoothness of something; to annoy or upset someone
Example
The wind ruffled her hair.
El viento desordenó su cabello.
C1 noun rɪˈdʌndənsi

redundancy

redundancia, exceso
Meaning
The state of being not or no longer needed or useful; superfluousness.
Example
The redundancy in the company's workforce led to many layoffs.
La redundancia en la fuerza laboral de la empresa condujo a muchos despidos.
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 verb /ˈrevəl/

revel

regocijarse
Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
Ellos se regocijan en su éxito.
C1 noun/verb /rɪˈpriːv/

reprieve

retraso temporal / perdón de castigo
Meaning
A temporary relief or delay from something unpleasant; to postpone or cancel punishment.
Example
The prisoner was granted a last-minute reprieve from execution.
El prisionero recibió un perdón de último minuto de la ejecución.
C1 adjective /rɪˈzɪstɪv/

resistive

resistivo
Meaning
tending to resist or oppose; in physics, relating to electrical resistance
Example
The material has resistive properties that slow down current flow.
El material tiene propiedades resistivas que desaceleran el flujo de corriente.
C1 verb /ˌriːˈkæl.ɪ.breɪt/

recalibrate

recalibrar, ajustar nuevamente
Meaning
To calibrate again or differently; to adjust or correct something based on new information or changed circumstances.
Example
The company had to recalibrate its strategies to adapt to the market.
La empresa tuvo que recalibrar sus estrategias para adaptarse al mercado.
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.
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.
C1 noun /riˈæktənt/

reactant

reactante
Meaning
A substance that takes part in and undergoes change during a chemical reaction.
Example
Oxygen is a reactant in the process of combustion.
El oxígeno es un reactante en el proceso de combustión.
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.
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.
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.
C1 verb /rɪˈdʒɛnəreɪt/

regenerate

regenerar
Meaning
to grow or produce again; to renew or restore
Example
The lizard can regenerate its lost tail.
El lagarto puede regenerar su cola perdida.
C1 adjective /rɪˈsɛsɪv/

recessive

recesivo
Meaning
In genetics, relating to a trait that is expressed only when two copies of the gene are present.
Example
Blue eye color is often a recessive trait.
El color de ojos azules es a menudo un rasgo recesivo.
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.
C1 noun/verb /rɪˈpriːz/

reprise

repetición
Meaning
A repetition or return to an earlier theme, role, or action.
Example
The actor reprised his role in the sequel.
El actor repitió su papel en la secuela.
C1 noun /rəʊˈbɒt.ɪk ˈsɜː.dʒər.i/

robotic surgery

cirugía robótica
Meaning
Surgery performed with the assistance of robotic systems to enhance precision and reduce invasiveness.
Example
Robotic surgery enhances precision in complex procedures.
La cirugía robótica mejora la precisión en procedimientos complejos.
C1 noun /ˈreɪ.vən/

Raven

cuervo
Meaning
a large, black bird with a thick bill and harsh croaking voice
Example
The raven perched on the old oak tree and cawed loudly.
El cuervo se posó en el viejo roble y graznó fuerte.
C1 adjective /riˈæk.tɪv/

Reactive

reactivo; químicamente activo
Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
La empresa adoptó un enfoque reactivo hacia las quejas de los clientes.
C1 noun /rɪˈspɒndənt/

respondent

encuestado
Meaning
A person who replies to something, especially in a survey or legal case
Example
The survey had over 1,000 respondents.
La encuesta tuvo más de 1000 encuestados.
C1 noun rɪˈfaɪnmənt

refinement

refinamiento
Meaning
The process of removing impurities or unwanted elements from a substance.
Example
His manners showed a refinement that made him stand out in any crowd.
Sus modales mostraron un refinamiento que lo hizo destacar en cualquier multitud.
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.
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.
C1 noun /ˈrɛnɪˌɡeɪd/

renegade

renegado
Meaning
a person who deserts or betrays an organization, country, or principles
Example
He was labeled a renegade after leaving the party and criticizing its policies.
Fue etiquetado como un renegado después de dejar el partido y criticar sus políticas.
C1 verb /rɪˈmjuːnəreɪt/

remunerate

remunerar
Meaning
To pay someone for services or work done.
Example
The company will remunerate employees fairly for their overtime.
La empresa remunerará a los empleados de manera justa por su tiempo extra.
C1 adjective /ˈreɪ.kɪʃ/

Rakish

despreocupado
Meaning
having a dashing, jaunty, or slightly disreputable quality or appearance
Example
He wore his hat at a rakish angle that gave him a charming appearance.
Él llevaba su sombrero en un ángulo despreocupado que le daba una apariencia encantadora.
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.
C1 noun /ˈrɪdəns/

riddance

liberación
Meaning
The action of getting rid of something unwanted or unpleasant.
Example
His departure was considered a welcome riddance by the team.
Su partida fue considerada una bienvenida liberación por el equipo.
C1 adjective rɪsk-ədˈʤɛstɪd

risk-adjusted

ajustado al riesgo
Meaning
Modified or calibrated to account for risk factors in investment returns.
Example
Risk-adjusted returns consider both potential profit and loss.
Las rentas ajustadas al riesgo consideran tanto el beneficio potencial como la pérdida.
C1 noun /rɪˌdʒuːvəˈneɪʃən/

rejuvenation

rejuvenecimiento
Meaning
The process of restoring something to a former better state, especially referring to renewing soil fertility or revitalizing agricultural land through various restoration practices.
Example
Rejuvenation of soil is necessary for sustainable agriculture.
El rejuvenecimiento del suelo es necesario para la agricultura sostenible.
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.
C1 verb /reɪv/

rave

alabar
Meaning
to speak or write about something with great enthusiasm or admiration
Example
Critics rave about the new movie.
Los críticos alaban la nueva película.
C1 adjective /ˌrɛprɪˈhɛnsəbl̩/

reprehensible

reprensible
Meaning
Deserving strong criticism or blame.
Example
His dishonest actions were truly reprehensible.
Sus acciones deshonestas fueron realmente reprensibles.
C1 adjective /ˌrɛtroʊˈæktɪv/

retroactive

retroactivo
Meaning
applying to a period before it was enacted or established
Example
The new law was made retroactive to cover past cases.
La nueva ley se hizo retroactiva para cubrir los casos pasados.
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.
C1 verb /rɪˈɡrɛs/

regress

retroceder
Meaning
To return to a former or less developed state.
Example
Without proper guidance, the child's progress began to regress.
Sin una guía adecuada, el progreso del niño comenzó a retroceder.
C1 verb /ˌriːhəˈbɪlɪteɪt/

rehabilitate

rehabilitar
Meaning
to restore someone to health, normal life, or a good condition after illness, injury, or imprisonment
Example
The clinic helps rehabilitate injured athletes.
La clínica ayuda a rehabilitar a los atletas lesionados.
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

la adición de nueva tecnología a sistemas antiguos
Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
El edificio fue sometido a retrofitting para cumplir con los nuevos estándares de seguridad.
C1 verb /rɪˈbʌt/

rebut

refutar
Meaning
to argue against or prove wrong; to refute
Example
The lawyer rebutted the false accusations with strong evidence.
El abogado refutó las falsas acusaciones con pruebas contundentes.
C1 verb /ˌriːˈkɒn.stɪ.tʃuːt/

reconstitute

reconstituir
Meaning
to restore something to its original form or state; to reassemble
Example
The group was reconstituted after the leader returned.
El grupo fue reconstituido después de que el líder regresó.
C1 noun /riːk/

Reek

oler mal; dar una fuerte impresión de algo desagradable o no deseado
Meaning
to have a very unpleasant smell; to give a strong impression of something unpleasant or undesirable
Example
The garbage can reeks of rotten food.
El cubo de basura huele a comida podrida.
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 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.
C1 adjective /rɪˈdʒɛn.ə.rə.tɪv/

regenerative

regenerativo
Meaning
Able to restore or renew damaged environments, soil, or resources.
Example
Regenerative farming improves soil health and biodiversity.
La agricultura regenerativa mejora la salud del suelo y la biodiversidad.
C1 noun /ˈrɪpəl/

Ripple

onda
Meaning
a small wave on the surface of water; a spreading effect or influence
Example
The stone created ripples across the calm pond.
La piedra creó ondas en el tranquilo estanque.
C1 noun /roʊz ˈber.i/

Rose berry

baya de rosa
Meaning
a type of berry with rose-like characteristics or flavor
Example
The rose berry has a delicate floral taste that reminds me of roses.
La baya de rosa tiene un sabor floral delicado que me recuerda a las rosas.
C1 verb /ræsp/

rasp

hablar de forma áspera o raspar con un sonido grueso
Meaning
to speak in a rough, harsh voice or to scrape with a coarse sound
Example
He rasped out a warning before collapsing.
él raspó una advertencia antes de desmayarse.
C1 adjective /rɪˈpen.tənt/

Repentant

arrepentido; lamentoso; contrito
Meaning
feeling or expressing sincere regret and remorse; sorry for one's actions
Example
The repentant thief returned the stolen money.
El ladrón arrepentido devolvió el dinero robado.
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.
C1 noun /ˈrɛtɪsəns/

reticence

reticencia
Meaning
the quality of being reserved or unwilling to speak freely
Example
His reticence made it difficult to know what he was thinking.
Su reticencia hizo que fuera difícil saber lo que estaba pensando.
C1 noun /ˈruːdɪmənt/

rudiment

rudimentos
Meaning
A basic principle, element, or fundamental part of something.
Example
He learned the rudiments of music before joining the band.
Él aprendió los rudimentos de la música antes de unirse a la banda.
C1 noun, adjective /ˈrɛvərənd/

reverend

reverendo, honorable
Meaning
A title of respect used for members of the clergy; deserving deep respect.
Example
The Reverend gave an inspiring sermon at the church.
El reverendo dio un sermón inspirador en la iglesia.
C1 adjective /ˌrɛprɪzɛnˈteɪʃənl̩/

representational

representacional
Meaning
Relating to or depicting something in a realistic or symbolic way.
Example
The artist preferred a representational style of painting.
El artista prefería un estilo representacional de pintura.
C1 adjective /rɪˈflek.sɪv/

Reflexive

reflexivo; introspectivo
Meaning
directed back on itself; showing deep thought about oneself
Example
She became more reflexive about her behavior after the feedback.
Ella se volvió más reflexiva sobre su comportamiento después de la retroalimentación.
C1 noun /ˌrɛstɪˈtjuːʃən/

restitution

restitución
Meaning
The act of restoring something to its rightful owner or compensating for loss
Example
The court ordered restitution to the victims of the fraud.
El tribunal ordenó la restitución a las víctimas del fraude.
C1 noun /ˈrem.nənt/

Remnant

resto
Meaning
a small remaining quantity of something; a piece of cloth left over after the main piece has been used
Example
Only a remnant of the ancient wall remains.
Solo queda un resto de la antigua muralla.
C1 verb /riːl/

reel

tropezar / enrollar
Meaning
to lose balance and stagger; to wind or spin something onto a reel
Example
He reeled backward after being punched.
Se tropezó hacia atrás después de ser golpeado.
C1 verb /rɪˈsɜːrdʒ/

resurge

resurgir
Meaning
To rise, increase, or become active again after a decline.
Example
Interest in traditional crafts has begun to resurge.
El interés en las artesanías tradicionales ha comenzado a resurgir.
C1 noun /ˈraɪtʃəsnəs/

righteousness

justicia
Meaning
the quality of being morally right or justifiable
Example
His life was dedicated to righteousness and truth.
Su vida estuvo dedicada a la justicia y la verdad.
C1 adjective rɪˈlɛntləs

relentless

implacable
Meaning
Oppressively constant; incessant; showing no abatement of severity, intensity, strength, or pace.
Example
The freedom fighters' relentless struggle led to victory.
La lucha implacable de los luchadores por la libertad condujo a la victoria.
C1 noun /rɪˈvɒl.vər/

Revolver

revólver
Meaning
a pistol with revolving chambers enabling several shots to be fired without reloading
Example
The detective drew his revolver from its holster.
El detective sacó su revólver de su funda.