regulation
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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.
B2 verb /rɪˈzɑlv/

resolve

resolver
Meaning
to solve a problem; to decide firmly
Example
The manager resolves the conflict between employees.
El gerente resuelve el conflicto entre los empleados.
B2 adjective /rɪˈfreʃ.ɪŋ/

Refreshing

refrescante
Meaning
making one feel energized and renewed; pleasantly new or different
Example
The cool breeze was refreshing after the hot day.
La brisa fresca fue refrescante después del día caluroso.
B2 noun /ˈraɪət/

Riot

disturbio; motín
Meaning
a violent disturbance of the peace by a crowd; an uncontrolled outburst
Example
The peaceful protest turned into a riot when violence broke out.
La protesta pacífica se convirtió en un motín cuando estalló la violencia.
B2 verb /riːp/

reap

cosechar
Meaning
to cut or gather a crop; to receive as a consequence of actions
Example
Farmers reap wheat in the late summer.
Los agricultores cosechan trigo a fines del verano.
B2 noun /red liːf/

Red leaf

hoja roja
Meaning
red-colored leafy vegetable; amaranth leaves used as greens
Example
Red leaf is rich in iron and is commonly eaten in Bengali households.
La hoja roja es rica en hierro y comúnmente se consume en los hogares bengalíes.
B2 adjective /rɪˈɡret.ə.bəl/

Regrettable

lamentable; desafortunado; deplorable
Meaning
causing or deserving regret; unfortunate; deplorable
Example
It is regrettable that so many talented people left the company.
Es lamentable que tantas personas talentosas hayan dejado la empresa.
B2 verb /ˈreɡjəleɪt/

regulate

regular
Meaning
to control or maintain according to rules or laws
Example
The government regulates food safety.
El gobierno regula la seguridad alimentaria.
B2 adjective /ˈrest.ləs/

Restless

inquieto
Meaning
unable to rest or relax; constantly moving or fidgeting
Example
The child was restless during the long car journey.
El niño estaba inquieto durante el largo viaje en coche.
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.
B2 noun /rɪb/

Rib

costilla
Meaning
one of the curved bones that protect the chest and lungs
Example
He broke his rib in the accident.
Se rompió una costilla en el accidente.
B2 noun/adjective /rɪˈpʌblɪkən/

republican

republicano
Meaning
a member or supporter of a republican political party or system
Example
The republican candidate won the election.
El candidato republicano ganó las elecciones.
B2 noun /ˈrɒbər/

robber

ladrón
Meaning
a person who steals property from others, often using force or threat
Example
The robber was caught after a quick police chase.
El ladrón fue atrapado tras una rápida persecución policial.
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 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 /ˌrɛprɪzɛnˈteɪʃən/

representation

representación
Meaning
the action of speaking or acting on behalf of someone or something
Example
Her representation of the team was impeccable.
Su representación del equipo fue impecable.
B2 noun, verb /ˈrætəl/

rattle

traquetear; sonajero
Meaning
to make a rapid series of short, sharp sounds; a device or object that makes such a sound
Example
The loose window began to rattle in the strong wind.
La ventana suelta empezó a traquetear con el viento fuerte.
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.
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.
B2 noun /ˈrest.ləs.nəs/

Restlessness

inquietud
Meaning
the inability to rest or relax as a result of anxiety or boredom
Example
His restlessness during the long meeting was obvious to everyone.
Su inquietud durante la larga reunión fue obvia para todos.
B2 noun /ˈrɪə.lɪ.zəm/

realism

realismo
Meaning
The quality of representing things as they are; a practical or factual view.
Example
Her paintings are admired for their realism.
Sus pinturas son admiradas por su realismo.
B2 adjective ˌriːprəˈdʌktɪv

reproductive

reproductivo
Meaning
Relating to the reproduction of offspring.
Example
The reproductive cycle of pests can cause rapid infestations.
El ciclo reproductivo de las plagas puede causar infestaciones rápidas.
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.
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.
B2 verb /rɪˈstreɪn/

restrain

restringir
Meaning
to hold back or control; to limit or restrict
Example
Please restrain your dog.
Por favor, controla a tu perro.
B2 verb /ˌriːˈbɪld/

rebuild

reconstruir
Meaning
to build something again after it has been damaged or destroyed
Example
The villagers worked together to rebuild the bridge after the flood.
Los aldeanos trabajaron juntos para reconstruir el puente después de la inundación.
B2 adjective /rɪˈspek.tɪv/

Respective

respectivo; correspondiente
Meaning
belonging to each individual; particular to each
Example
The students returned to their respective classrooms after lunch.
Los estudiantes regresaron a sus respectivas aulas después del almuerzo.
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.
B2 adjective /raɪp/

Ripe

maduro; maduro para comer
Meaning
fully developed and ready to eat; mature; ready for action or use
Example
The bananas are ripe and ready to eat.
Los plátanos están maduros y listos para comer.
B2 adjective /rɪˈlʌktənt/

Reluctant

reacio; rehusado; vacilante a hacer algo;
Meaning
unwilling; hesitant; disinclined to do something;
Example
She was reluctant to share her personal information.
Ella estaba reacia a compartir su información personal.
B2 verb /rɪˈkɜːr/

recur

repetir
Meaning
to happen again, especially repeatedly or at regular intervals
Example
The headache tends to recur every few weeks.
El dolor de cabeza tiende a recurrir cada pocas semanas.
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.
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 noun rɪˈsɛʃ.ən

recession

recesión
Meaning
A period of temporary economic decline during which trade and industrial activity are reduced.
Example
The country faced a severe recession due to the financial crisis.
El país enfrentó una recesión severa debido a la crisis financiera.
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.
B2 adjective /rɪˈspɒn.sɪv/

Responsive

responsivo
Meaning
reacting quickly and positively; readily reacting to suggestions or changes
Example
The website is very responsive and loads quickly on all devices.
El sitio web es muy responsivo y carga rápidamente en todos los dispositivos.
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.
B2 adverb /rɪˈɡɑrdləs/

regardless

sin importar la situación
Meaning
without paying attention to the current situation or condition
Example
She will go to the party regardless of the weather.
Ella irá a la fiesta sin importar el clima.
B2 verb /rɪˈliːv/

relieve

aliviar
Meaning
to make pain, distress, or difficulty less severe or serious
Example
The medicine helped relieve his headache.
La medicina ayudó a aliviar su dolor de cabeza.
B2 verb /ˌriːəˈʃʊr/

reassure

tranquilizar
Meaning
to say or do something to remove someone's doubts or fears
Example
The teacher reassured the students before the exam.
El maestro tranquilizó a los estudiantes antes del examen.
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.
B2 noun, verb /rɪər/

rear

parte trasera / criar
Meaning
the back part of something; to bring up or raise children or animals
Example
The mother cat reared her kittens in a quiet corner.
La madre gata crió a sus gatitos en una esquina tranquila.
B2 noun rɪˈpʌb.lɪk

republic

república
Meaning
A state in which supreme power is held by the people and their elected representatives, with an elected or nominated president rather than a monarch.
Example
A republic is governed by representatives of the people.
Una república es gobernada por los representantes del pueblo.
B2 adjective /ˈræp.ɪd/

Rapid

rápido; veloz; ágil;
Meaning
happening in a short time or at a fast pace
Example
The rapid growth of technology has changed our daily lives.
El rápido crecimiento de la tecnología ha cambiado nuestra vida diaria.
B2 noun /ˈraɪvəl/

Rival

rival; competidor;
Meaning
a person or thing competing with another for the same objective or for superiority in the same field
Example
The two companies have been business rivals for decades.
Las dos empresas han sido rivales comerciales durante décadas.
B2 adverb /rɪˈlʌk.tənt.li/

Reluctantly

de mala gana
Meaning
in an unwilling manner; with hesitation or resistance
Example
She reluctantly agreed to help with the project.
Ella aceptó ayudar con el proyecto de mala gana.
B2 noun ˌriːkənˈstrʌkʃn

reconstruction

reconstrucción
Meaning
The action or process of reconstructing or being reconstructed.
Example
The reconstruction project took years.
El proyecto de reconstrucción tomó años.
B2 verb /reɪd/

raid

redada
Meaning
to attack suddenly; to search and seize
Example
Police raid the illegal gambling house.
La policía realiza una redada en la casa de apuestas ilegal.
B2 verb /rɪp/

rip

rasgar
Meaning
to tear something quickly or violently
Example
He accidentally ripped his shirt on the fence.
Él accidentalmente rasgó su camisa en la cerca.
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.
B2 adjective /ˈrɪɡ.ər.əs/

rigorous

riguroso
Meaning
Extremely thorough and demanding in analysis or practice.
Example
A rigorous study plan helps students achieve better results.
Un plan de estudio riguroso ayuda a los estudiantes a obtener mejores resultados.
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.
B2 adjective /rɪˈzɪstənt/

resistant

resistente
Meaning
not affected by something; able to oppose or withstand
Example
This fabric is resistant to water and stains.
Este tejido es resistente al agua y las manchas.
B2 noun /ˈreɪ.dɑːr/

Radar

radar
Meaning
a system for detecting the presence, direction, distance of aircraft, ships by sending out radio waves
Example
The radar detected an unknown aircraft approaching the base.
El radar detectó un avión desconocido acercándose a la base.
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 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.
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.
B2 noun /rɪˈfɔːr.mər/

Reformer

reformista
Meaning
a person who works to bring about positive changes in society or institutions
Example
The social reformer dedicated her life to improving education for all children.
La reformista social dedicó su vida a mejorar la educación para todos los niños.
B2 noun /rɪˈlaɪ.əns/

Reliance

dependencia
Meaning
the state of depending on something or someone for support or help
Example
His reliance on technology is concerning.
Su dependencia de la tecnología es preocupante.
B2 adjective /rɪˈflektɪv/

Reflective

reflexivo; pensativo; capaz de reflejar luz o imágenes
Meaning
thoughtful; contemplative; able to reflect light or images
Example
After the meeting, he was in a reflective mood.
Después de la reunión, él estaba en un estado reflexivo.
B2 verb /rɪˈvoʊlt/

revolt

rebelarse
Meaning
to rebel against authority; to feel disgust
Example
The people revolted against the corrupt government.
La gente se rebeló contra el gobierno corrupto.
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.
B2 noun /raɪˈnɒs.ər.əs/

Rhinoceros

rinoceronte
Meaning
a large, heavy animal with thick skin and one or two horns on its nose
Example
The rhinoceros charged through the grassland.
El rinoceronte cargó a través de la pradera.
B2 verb /riːˈɔːrɡənaɪz/

reorganize

reorganizar
Meaning
to arrange something again in a different way for greater efficiency or order
Example
The manager decided to reorganize the team structure.
El gerente decidió reorganizar la estructura del equipo.
B2 verb /ˈræl.i/

rally

reunirse / recobrar fuerza
Meaning
to come together for a common purpose or to recover strength or spirit
Example
The team rallied after halftime and won the match.
El equipo se recuperó después del descanso y ganó el partido.
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.
B2 noun/verb rɪˈfɔːm

reform

reforma
Meaning
Make changes in (something, typically a social, political, or economic institution or practice) in order to improve it.
Example
Reform in the education system was a priority.
La reforma en el sistema educativo era una prioridad.
B2 noun ˌreɪ.di.oʊ.ækˈtɪv.ə.ti

radioactivity

radiactividad
Meaning
The emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei.
Example
Radioactivity is used in medical treatments like cancer therapy.
La radioactividad se usa en tratamientos médicos como la terapia del cáncer.
B2 verb /rɪˈzɛmbəl/

resemble

parecerse a
Meaning
to look like or be similar to something or someone
Example
She resembles her mother in both appearance and mannerisms.
Ella se parece a su madre tanto en su apariencia como en sus gestos.
B2 verb /rɪˈɡeɪn/

regain

recuperar
Meaning
to get back something that was lost; to recover
Example
He regains his strength after the illness.
Él recupera su fuerza después de la enfermedad.
B2 noun /rɪˈfreʃ.mənt/

Refreshment

refrigerio
Meaning
food and drink that is served as a light meal; something that refreshes
Example
We served light refreshments after the meeting.
Servimos refrigerios ligeros después de la reunión.
B2 noun, verb /rɪˈzɔːrt/

resort

resort / último recurso
Meaning
A place for rest or recreation; to turn to something for help or solution.
Example
They stayed at a beach resort during their vacation.
Ellos se quedaron en un resort en la playa durante sus vacaciones.
B2 verb /ˈruːɪn/

ruin

arruinar
Meaning
to destroy or damage beyond repair; to spoil completely
Example
Heavy rain could ruin our picnic plans.
La lluvia intensa podría arruinar nuestros planes para el picnic.
B2 noun /rɪˈstreɪnt/

Restraint

restricción; autocontrol
Meaning
the action of keeping someone or something under control; self-control
Example
She showed great restraint in not responding to the criticism.
Ella mostró gran restricción al no responder a la crítica.
B2 verb /ˌriːprəˈdjuːs/

reproduce

reproducir, procrear
Meaning
To make a copy of something; to generate offspring.
Example
Many animals reproduce rapidly in favorable conditions.
Muchos animales se reproducen rápidamente en condiciones favorables.
B2 adjective /rɪˈstrɪk.tɪd/

Restricted

limitado o controlado; sujeto a restricciones
Meaning
limited or controlled; subject to restrictions
Example
Access to this area is restricted to authorized personnel only.
El acceso a esta área está restringido solo a personal autorizado.
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 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.
B2 verb /rɪˈfaɪn/

refine

refinar
Meaning
to improve by making small changes; to purify
Example
The chef refines the recipe to perfection.
El chef refina la receta a la perfección.
B2 verb /ˈrendər/

render

proporcionar
Meaning
to provide or give; to make or cause to become
Example
The artist renders the scene beautifully.
El artista presenta la escena bellamente.
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 noun /ˈrɛlɪvənsi/

relevancy

relevancia
Meaning
the quality of being closely connected or appropriate
Example
The professor questioned the relevancy of the example to the topic.
El profesor cuestionó la relevancia del ejemplo con respecto al tema.
B2 noun /ˈrɪb.ən/

ribbon

cinta
Meaning
a long, narrow strip of fabric used for tying or decoration
Example
She tied her hair with a red ribbon.
Ella ató su cabello con una cinta roja.
B2 noun /ˈrɛlɪvəns/

relevance

relevancia
Meaning
the quality or state of being closely connected or appropriate
Example
The relevance of the information was clear to everyone.
La relevancia de la información era clara para todos.
B2 verb /rɪˈteɪn/

retain

retener
Meaning
to keep possession of something
Example
The company decided to retain its experienced employees.
La empresa decidió retener a sus empleados experimentados.
B2 noun /ˈrɔɪəlti/

royalty

familia real / regalía (ingresos de autor)
Meaning
Members of a royal family or payment made to the owner of a patent, copyright, or natural resource.
Example
The author receives a royalty for every book sold.
El autor recibe una regalía por cada libro vendido.
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.
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 adverb /ˈred.ɪ.li/

Readily

de buena gana; fácilmente; sin dudar
Meaning
willingly; easily; without hesitation
Example
She readily agreed to help with the project.
Ella aceptó de buena gana ayudar con el proyecto.
B2 noun /ˈrɛnəˌsɑːns/

renaissance

renacimiento
Meaning
a revival of art, culture, or learning; a period of renewed interest and growth
Example
The city experienced a cultural renaissance during the 1990s.
La ciudad experimentó un renacimiento cultural durante los años 90.
B2 noun /rɪˈmaɪndər/

reminder

recordatorio
Meaning
something that helps you remember a fact, event, or action that you need to do or recall
Example
He set a reminder to call his mother on her birthday.
Él configuró un recordatorio para llamar a su madre en su cumpleaños.
B2 noun, verb /ˈriːteɪl/

retail

venta al por menor
Meaning
the sale of goods to the public in small quantities for use or consumption rather than for resale
Example
The company specializes in the retail of clothing and accessories.
La empresa se especializa en la venta al por menor de ropa y accesorios.
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.
B2 noun /ˌrɪəlɪˈzeɪʃən/

realization

realización
Meaning
the act of becoming fully aware of something as a fact
Example
Her realization of the problem helped solve the issue.
Su realización del problema ayudó a resolver el asunto.
B2 adjective /ræʃ/

rash

impulsivo, imprudente
Meaning
Acting quickly without careful consideration; reckless.
Example
It was a rash decision to invest without research.
Fue una decisión imprudente invertir sin investigación.
B2 verb /rɪˈsaɪt/

recite

recitar
Meaning
To say aloud something learned, especially poetry or text, from memory.
Example
The child recited a poem in front of the class.
El niño recitó un poema frente a la clase.
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.
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.
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.
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.
B2 verb /rɪˈfreɪn/

refrain

abstenerse
Meaning
To hold oneself back from doing something.
Example
Please refrain from smoking in this area.
Por favor absténgase de fumar en esta área.
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 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 verb /ˌriːkriˈeɪt/

recreate

recrear
Meaning
to create or produce something again, especially a new version of something lost or destroyed
Example
The team recreated the lost dataset from backups.
El equipo recreó el conjunto de datos perdido desde las copias de seguridad.
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.
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 /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.
B2 verb rɪˈstɔːr

restore

restaurar
Meaning
To bring back to a former or original state; to reinstate.
Example
Restoring the tradition of student politics is necessary.
Es necesario restaurar la tradición de la política estudiantil.
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.
B2 noun ˌriːfɔːˈreɪʃən

reforestation

reforestación
Meaning
The natural or intentional restocking of existing forests and woodlands that have been depleted.
Example
Reforestation efforts are crucial to restoring ecosystems.
Los esfuerzos de reforestación son cruciales para restaurar los ecosistemas.
B2 noun /ˈraɪfəl/

Rifle

rifle
Meaning
a gun with a long barrel that is fired from the shoulder
Example
The soldier carried a rifle during the mission.
El soldado llevaba un rifle durante la misión.
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.
B2 noun /ˈruːmər/

Rumour

rumor; chisme; noticia
Meaning
a currently circulating story or report of uncertain or doubtful truth; gossip
Example
There's a rumour that the company will close next month.
Hay un rumor de que la empresa cerrará el próximo mes.
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.
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.
B2 adverb /ˈræp.ɪd.li/

Rapidly

rápidamente
Meaning
at a fast speed; quickly
Example
The company is rapidly expanding into new markets.
La empresa está expandiéndose rápidamente en nuevos mercados.
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 /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 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 verb /rɪˈzɛnt/

resent

resentir
Meaning
to feel bitterness or displeasure about something or someone
Example
She began to resent the constant criticism from her boss.
Ella comenzó a resentir la constante crítica de su jefe.
B2 verb /rɪˈzɜːv/

reserve

reservar
Meaning
to keep something for future use; to book in advance
Example
I want to reserve a table for dinner.
Quiero reservar una mesa para la cena.