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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.
C2 noun /rɪˈvaɪ.zəl/

revisal

revisión
Meaning
The act of revising, reviewing, or making changes to something.
Example
The revisal of the contract took longer than expected.
La revisión del contrato tomó más tiempo de lo esperado.
C1 noun /ˈroʊdənt/

rodent

roedor
Meaning
a small mammal such as a mouse, rat, or squirrel, characterized by constantly growing incisors
Example
The farmer set traps to catch the rodents in his barn.
El granjero puso trampas para atrapar los roedores en su granero.
B2 noun /ˈrem.ə.di/

Remedy

remedio
Meaning
a medicine or treatment for a disease; a solution to a problem
Example
This herbal remedy helps with headaches.
Este remedio de hierbas ayuda a aliviar los dolores de cabeza.
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 /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.
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.
C2 adjective /ˈrɛkənˌsaɪləbl̩/

reconcilable

Meaning
Capable of being resolved or made consistent.
Example
Their differences are reconcilable with honest communication.
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.
B1 noun /ˌrep.rɪˈzen.tə.tɪv/

representative

representante
Meaning
A person chosen or appointed to act or speak for another or others.
Example
The representative addressed critical issues.
El representante abordó problemas críticos.
C2 adjective /ˈreɪ.moʊs/

ramose

ramificado
Meaning
having many branches.
Example
The ramose tree shaded the entire garden.
El árbol ramificado dio sombra a todo el jardín.
C1 verb /rɪˈnaʊns/

renounce

renunciar
Meaning
to formally declare rejection of something, such as a claim, belief, or way of life
Example
She renounced her citizenship to move abroad permanently.
Ella renunció a su ciudadanía para mudarse al extranjero permanentemente.
A1 verb /raɪd/

ride

montar/montar en
Meaning
to travel on or in a vehicle; to sit on and control a horse
Example
She likes to ride her bicycle to work.
A ella le gusta montar su bicicleta al trabajo.
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.
C2 verb /ˈræm.ɪ.faɪ/

ramify

ramificarse
Meaning
to spread or branch out into divisions or subdivisions.
Example
The river ramifies into several smaller streams.
El río se ramifica en varios arroyos más pequeños.
C1 verb /ˈrʌm.ɪdʒ/

rummage

registrar desordenadamente
Meaning
to search through something in a disorderly way
Example
He rummaged through the drawer for his keys.
Él registró el cajón en busca de sus llaves.
C2 verb /ruː/

rue

lamentar
Meaning
To feel regret or sorrow about something.
Example
She will rue the day she trusted him.
Ella lamentará el día que le dio su confianza.
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 verb /raɪl/

rile

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

reprehension

reprensión
Meaning
The act of rebuking or criticizing severely.
Example
The teacher’s reprehension of the student’s behavior was justified.
La reprensión del comportamiento del estudiante por parte del profesor fue justificada.
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.
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.
C1 adjective /rɪˈsɔːrs ɪˈfɪʃ.ənt/

resource-efficient

eficiente en el uso de recursos
Meaning
Using resources in a way that minimizes waste and maximizes productivity.
Example
Resource-efficient farming conserves water and energy.
La agricultura eficiente en el uso de recursos conserva agua y energía.
C1 noun /ˈræp.tʃər/

rapture

éxtasis, rapto
Meaning
A feeling of intense joy, delight, or ecstasy.
Example
She listened to the music in rapture.
Ella escuchaba la música en éxtasis.
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.
B2 adjective /rɪˈnjuː.ə.bəl/

renewable

renovable
Meaning
Able to be renewed or replaced naturally; not depleted when used.
Example
Renewable resources minimize environmental damage.
Los recursos renovables minimizan los daños al medio ambiente.
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.
C2 noun /rɪˌdʒuːvəˈnɛsəns/

rejuvenescence

rejuvenecimiento
Meaning
the action or process of becoming young or fresh again
Example
The forest showed signs of rejuvenescence after the rains.
El bosque mostró señales de rejuvenecimiento después de las lluvias.
C1 noun /ˌræm.ɪ.fɪˈkeɪ.ʃən/

ramification

consecuencia
Meaning
a consequence of an action or event, often complex or unwelcome.
Example
The new law has serious social ramifications.
La nueva ley tiene graves consecuencias sociales.
C1 noun /rɪdʒ/

ridge

cima o cresta de una montaña
Meaning
a long, narrow hilltop, mountain range, or raised strip
Example
We walked along the mountain ridge.
Caminamos a lo largo de la cresta de la montaña.
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.
B2 adjective /ˈrɑː.ki/

Rocky

rocoso; inestable; difícil
Meaning
full of rocks; unsteady; difficult
Example
The rocky path made hiking difficult for the tourists.
El camino rocoso hizo que el senderismo fuera difícil para los turistas.
B2 noun /ˌriːprəˈdʌkʃən/

reproduction

reproducción, reproducción
Meaning
The process of producing offspring; the act of copying or duplicating.
Example
The textbook included a detailed diagram of human reproduction.
El libro de texto incluía un diagrama detallado de la reproducción humana.
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.
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.
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 noun /ˌrɛpəˈreɪʃən/

reparation

reparación
Meaning
the making of amends for a wrong done by paying money or helping those who were wronged
Example
The government offered reparations to the victims of the conflict.
El gobierno ofreció reparaciones a las víctimas del conflicto.
B1 adjective /rɪˈleɪ.tɪd/

Related

relacionado; vinculado
Meaning
connected; associated; having a connection or relationship
Example
These two problems are closely related to each other.
Estos dos problemas están estrechamente relacionados entre sí.
C1 noun rɪˌdʒɛnəˈreɪʃən

regeneration

regeneración
Meaning
Renewal, growth and development of cells, tissues or energy
Example
Proper rest allows muscle regeneration after exercise.
El descanso adecuado permite la regeneración muscular después del ejercicio.
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.
A2 verb /rɪˈdjuːs/

reduce

reducir
Meaning
to make smaller in size, amount, or degree; to decrease
Example
We need to reduce our expenses this month.
Necesitamos reducir nuestros gastos este mes.
B2 adjective /rɪˈmuːvəbəl/

removable

extraíble
Meaning
able to be removed or taken away
Example
This phone has a removable battery.
Este teléfono tiene una batería extraíble.
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 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 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.
C2 adjective /rɪˈfjuː.tə.bəl/

Refutable

refutable
Meaning
capable of being proven wrong or false; able to be disproved
Example
His theory was refutable because it could be tested experimentally.
Su teoría era refutable porque podía ser probada experimentalmente.
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.
C2 adjective /raɪˈpɛə.ri.ən/

riparian

relativo o situado en las orillas de un río u otro cauce de agua
Meaning
Relating to or situated on the banks of a river or other watercourse.
Example
Riparian vegetation helps prevent soil erosion along rivers.
La vegetación ribereña ayuda a prevenir la erosión del suelo a lo largo de los ríos.
B2 noun /rɪˈsiː.vər/

Receiver

receptor
Meaning
a person or thing that receives something; the part of a telephone containing the earpiece and mouthpiece
Example
She picked up the receiver to answer the phone call.
Ella levantó el receptor para contestar la llamada telefónica.
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 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.
B2 verb /rɪˈzɪst/

resist

resistir
Meaning
to oppose or fight against; to withstand
Example
He could not resist the temptation.
Él no pudo resistir la tentación.
B1 noun /rɪˈleɪ.ʃən/

Relation

relación; vínculo
Meaning
the way in which two or more people or things are connected; a family member
Example
They have a strong business relation that has lasted for years.
Tienen una fuerte relación comercial que ha durado años.
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 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 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 /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.
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.
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.
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.
C1 noun /rɪˈpɔːrtɪʒ/

reportage

reportaje
Meaning
the act of reporting news or describing events in the media
Example
The magazine is known for its detailed reportage of political issues.
La revista es conocida por su detallado reportaje de temas políticos.
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.
B2 noun rɪsk ˈfæktər

risk factor

factor de riesgo
Meaning
Something that increases the likelihood of developing a disease or condition
Example
Water pollution is a significant risk factor for health.
La contaminación del agua es un factor de riesgo significativo para la salud.
B2 noun /rɪˈmuː.vəl/

Removal

remoción; eliminación; despido;
Meaning
the action of taking something away or eliminating it; dismissal from office
Example
The removal of the old furniture took all day.
La remoción de los muebles viejos tomó todo el día.
B2 adjective rɪˈnaʊnd

renowned

renombrado
Meaning
Known or talked about by many people; famous.
Example
The renowned scientist led the reform panel.
El renombrado científico dirigió el panel de reforma.
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 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.
B2 verb /rɪˈstrɪkt/

restrict

restringir
Meaning
To limit the size, amount, or range of something.
Example
The government decided to restrict the use of plastic bags.
El gobierno decidió restringir el uso de bolsas de plástico.
C1 noun /rɪˈflɛktər/

reflector

reflector
Meaning
A surface or device that reflects light, heat, or sound, often used to direct beams or improve visibility.
Example
The cyclist attached a red reflector to the back of his bike for safety.
El ciclista colocó un reflector rojo en la parte trasera de su bicicleta para mayor seguridad.
A2 noun /ˈrɛkɔːd/

record

registro
Meaning
a written or spoken account of something
Example
I kept a record of all the meetings.
Guardé un registro de todas las reuniones.
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.
B1 noun /roʊˈmæns/

Romance

romance
Meaning
a feeling of excitement and mystery associated with love; a love affair or relationship
Example
Their romance began when they met at the university library.
Su romance empezó cuando se conocieron en la biblioteca de la universidad.
C2 adjective /ˈrɛstɪv/

restive

inquieto
Meaning
unable to stay still or silent; restless and impatient
Example
The crowd grew restive as they waited for the concert to begin.
La multitud se volvió inquieta mientras esperaban a que comenzara el concierto.
C2 noun /rɪˈfrɪndʒənsi/

refringency

refringencia
Meaning
The ability of a substance to bend light; refractive power.
Example
Glass has a higher refringency than water.
El vidrio tiene una mayor refringencia que el agua.
C1 noun ˈrɛp.ə.twɑːr

repertoire

repertorio
Meaning
A stock of plays, dances, or pieces that a company or a performer knows or is prepared to perform.
Example
The actor's repertoire includes both comedy and drama.
El repertorio del actor incluye tanto comedia como drama.
C2 adjective /ˈruːnɪk/

runic

relacionado con runas
Meaning
relating to or consisting of runes; mysterious or magical
Example
The old stone had strange runic carvings on it.
La antigua piedra tenía extrañas tallas rúnicas.
B2 verb /rɪˈkɔːl/

recall

recordar
Meaning
to bring (a memory, fact, or situation) back into one's mind
Example
I can't recall the last time we met.
No puedo recordar la última vez que nos encontramos.
A2 verb /rɪˈlæks/

relax

relajarse
Meaning
to make or become less tense or anxious; to rest
Example
After a long day, she likes to relax with a good book.
Después de un largo día, le gusta relajarse con un buen libro.
C2 noun /ˈreɪdɪks/

radix

base
Meaning
the base or root of something; the number on which a system of numeration is built
Example
In mathematics, the decimal system has a radix of ten.
En matemáticas, el sistema decimal tiene una base de diez.
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.
A2 verb /rɪˈkwaɪər/

require

necesitar
Meaning
to need something; to demand or insist on
Example
This job requires excellent communication skills.
Este trabajo requiere excelentes habilidades de comunicación.
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 /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 noun /rɪˈfɜːrər/

referrer

referidor
Meaning
a person who directs someone to another person or service
Example
The referrer earned a bonus for recommending a new client.
El referidor ganó un bono por recomendar un nuevo cliente.
B2 noun /ˈrɪdəl/

Riddle

acertijo
Meaning
a question or statement intentionally phrased so as to require ingenuity in ascertaining its answer or meaning; a puzzle
Example
The ancient riddle stumped all the scholars for years.
El antiguo acertijo desconcertó a todos los eruditos durante años.
B1 adjective /rɪˈlɪdʒəs/

Religious

religioso; devoto; espiritual; relacionado con la religión;
Meaning
relating to or believing in a religion; devout; spiritual;
Example
He comes from a very religious family.
Él proviene de una familia muy religiosa.
B2 noun/verb /ræft/

raft

balsa
Meaning
A flat structure made of logs or planks tied together, used as a boat or floating platform; to travel or transport on such a structure.
Example
They built a raft to cross the river.
Ellos construyeron una balsa para cruzar el 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.
C1 noun /ˈrɒstrəm/

rostrum

estrado
Meaning
A raised platform for speakers, performers, or leaders.
Example
The politician delivered a speech from the rostrum.
El político dio un discurso desde el estrado.
C2 noun /rʌmp/

Rump

trasero; nalgas; parte baja de la espalda
Meaning
the hindquarters or buttocks; the lower back area
Example
The horse injured its rump during the fall.
El caballo se lastimó el trasero durante la caída.
B2 noun /rɛlm/

realm

reino, dominio, ámbito, esfera
Meaning
A kingdom or domain; a field or area of activity or interest.
Example
He is well known in the realm of science.
Él es bien conocido en el ámbito de la ciencia.
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 verb /ˌrɛzəˈrɛkt/

resurrect

resucitar
Meaning
To bring back to life or revive something from the past.
Example
The director decided to resurrect the old play for a new audience.
El director decidió resucitar la obra antigua para una nueva audiencia.
C2 verb /ˈræpsəˌdaɪz/

rhapsodize

hablar con entusiasmo
Meaning
to speak or write with great enthusiasm and admiration
Example
He would often rhapsodize about his travels to Europe.
Él a menudo hablaba con entusiasmo sobre sus viajes a Europa.
C1 adjective /ˌrɛprɪˈhɛnsəbl̩/

reprehensible

reprensible
Meaning
Deserving strong criticism or blame.
Example
His dishonest actions were truly reprehensible.
Sus acciones deshonestas fueron realmente reprensibles.
B2 noun /ˈraɪvəlri/

Rivalry

rivalidad; competencia
Meaning
competition for the same objective or for superiority in the same field; the state of being rivals
Example
The rivalry between the two teams made the match exciting.
La rivalidad entre los dos equipos hizo que el partido fuera emocionante.
C2 noun /ˈrɛd.ə.ləns/

redolence

fragancia
Meaning
a pleasant smell or the quality of suggesting something strongly
Example
The redolence of jasmine filled the evening air.
La fragancia del jazmín llenó el aire de la tarde.
C2 noun /ˈruː.mɪ.nənt/

ruminant

rumiante
Meaning
a cud-chewing mammal, such as a cow or sheep
Example
Cows are ruminants that chew cud.
Las vacas son rumiantes que mastican bolo alimenticio.
C2 noun /ˌrɛtəˈrɪʃən/

rhetorician

orador
Meaning
A person who is skilled in the art of rhetoric or persuasive speaking/writing.
Example
The rhetorician captivated the audience with his eloquence.
El orador cautivó a la audiencia con su elocuencia.
B2 verb /ˈrɛkən/

reckon

suponer
Meaning
To think, believe, or expect something; to calculate or estimate.
Example
I reckon it will rain later today.
Yo calculo que lloverá más tarde hoy.
C1 adjective /riˈækʃəˌneri/

reactionary

reaccionario
Meaning
Opposing political or social progress or reform; extremely conservative.
Example
The group took a reactionary stance against the new policies.
El grupo adoptó una postura reaccionaria contra las nuevas políticas.
B1 noun /ruːˈtiːn/

routine

rutina, hábito, secuencia fija
Meaning
A sequence of actions regularly followed; a fixed program.
Example
A well-structured routine improves productivity.
Una rutina bien estructurada mejora la productividad.
C2 noun /ˌræproʊʃˈmɑːn/

rapprochement

restablecimiento de relaciones
Meaning
The establishment or resumption of harmonious relations.
Example
The two countries signed an agreement that marked a new rapprochement.
Los dos países firmaron un acuerdo que marcó un nuevo restablecimiento de relaciones.
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.
B2 adjective /ˈrɪski/

risky

arriesgado
Meaning
Involving the possibility of danger, harm, or loss
Example
Investing in that startup is risky but could bring high rewards.
Invertir en esa startup es arriesgado, pero podria traer grandes recompensas.
B2 noun /ˈrep.taɪl/

Reptile

Reptil
Meaning
a cold-blooded animal with scaly skin that lays eggs on land
Example
The lizard is a common reptile found in gardens.
El lagarto es un reptil común que se encuentra en los jardines.
A2 verb /raɪz/

rise

elevar
Meaning
to move upward; to get up from bed; to increase
Example
The sun rises in the east.
El sol sale por el este.
C2 noun /ˌriːkəˌpɪtjʊˈleɪʃən/

recapitulation

recapitulación
Meaning
The act of summarizing or repeating the main points of something.
Example
The professor gave a brief recapitulation of the lecture before ending the class.
El profesor dio una breve recapitulación de la conferencia antes de terminar la clase.
C2 noun /rɪˈvaɪlər/

reviler

insultador
Meaning
a person who criticizes or insults others abusively
Example
He was known as a reviler of all who opposed him.
Era conocido como un insultador de todos los que se le oponían.
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.
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 noun /rɪˈsɪdɪvɪst/

recidivist

recidivista
Meaning
A person who repeatedly commits crimes, especially after having been punished.
Example
The police identified him as a recidivist who had been arrested several times before.
La policía lo identificó como un recidivista que había sido arrestado varias veces antes.
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.
C1 noun /rɪˈpɛərə/

repairer

reparador
Meaning
a person whose job is to fix damaged or broken things
Example
The repairer fixed the broken washing machine quickly.
El reparador arregló la lavadora rota rápidamente.
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 /ˈrɛzənənt/

resonant

resonante
Meaning
Deep, clear, and continuing to sound or echo.
Example
The resonant voice of the speaker filled the hall.
La voz resonante del orador llenó la sala.
A2 preposition /riː/

re

respecto a
Meaning
concerning or about (used in formal letters or emails)
Example
The letter was sent re your recent application.
La carta fue enviada respecto a tu reciente solicitud.
C2 noun /red ˌəʊ.liˈæn.dər/

Red oleander

oleandro rojo
Meaning
a poisonous flowering shrub with bright red or pink flowers
Example
The red oleander blooms throughout the summer months.
El oleandro rojo florece durante los meses de verano.
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.
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 adjective /rɪˈmiːdiəbl/

remediable

remediable
Meaning
capable of being corrected or cured
Example
The mistake was serious but still remediable.
El error fue grave pero aún remediable.