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B2 verb /ˈroʊ.teɪt/

rotate

Meaning
to turn around a central point or axis
Example
The Earth rotates on its axis once every 24 hours.
B2 noun /ˈrɛfjuːdʒ/

refuge

Meaning
a place that provides shelter or protection from danger or distress
Example
The villagers took refuge in the temple during the storm.
C1 verb /ˈrʌf.l̩/

ruffle

Meaning
to disturb the smoothness of something; to annoy or upset someone
Example
The wind ruffled her hair.
C2 adjective /ˈreɪ.moʊs/

ramose

Meaning
having many branches.
Example
The ramose tree shaded the entire garden.
B2 verb /rɪˈfaɪn/

refine

Meaning
to improve by making small changes; to purify
Example
The chef refines the recipe to perfection.
A2 noun /ˈrɛkɔːd/

record

Meaning
a written or spoken account of something
Example
I kept a record of all the meetings.
B2 noun /'ræd.ɪʃ/

Radish

Meaning
a small pungent edible root vegetable with white or red skin
Example
The farmer harvested fresh radishes from the garden.
B2 adjective /rɪˈspek.tə.bəl/

Respectable

Meaning
worthy of respect; having good reputation; decent
Example
He comes from a respectable family in the community.
B2 adjective /rɪˈspɒn.sɪv/

Responsive

Meaning
reacting quickly and positively; readily reacting to suggestions or changes
Example
The website is very responsive and loads quickly on all devices.
B2 noun /ræk/

Rack

Meaning
a framework or structure for holding or storing things
Example
She hung her coat on the rack by the door.
C2 noun /rɪˈvaɪlər/

reviler

Meaning
a person who criticizes or insults others abusively
Example
He was known as a reviler of all who opposed him.
B1 adjective /ˈriː.zən.ə.bəl/

Reasonable

Meaning
fair and sensible; not too expensive; logical and practical
Example
The hotel offers reasonable prices for quality accommodation.
C2 adjective /ˈrɛd.ələnt/

redolent

Meaning
having a strong pleasant smell; strongly reminiscent or suggestive of something
Example
The kitchen was redolent of spices and fresh herbs.
B2 noun rɪˈtɛnʃən

retention

Meaning
The continued possession, use, or control of something
Example
The retention of information is essential for academic success.
B1 adjective /rɪˈmoʊt/

remote

Meaning
Situated far from the main centers of population; distant.
Example
They stayed in a remote village during their trip.
C1 adjective /rɪˈpʌl.sɪv/

Repulsive

Meaning
extremely unpleasant; causing strong dislike or disgust
Example
The smell of rotten eggs was absolutely repulsive.
C2 noun /rɪˈfɛktəri/

refectory

Meaning
a dining hall, especially in a monastery, convent, or school
Example
Students had lunch in the refectory.
B2 noun /roʊst/

Roast

Meaning
Meat cooked by dry heat in an oven or over an open fire
Example
The Sunday roast was perfectly cooked and very tender.
C1 noun/verb /rɪˈlæps/

relapse

Meaning
to return to a worse condition, especially after improvement; a deterioration after recovery
Example
After months of progress, he suffered a relapse.
B1 adjective /rɪˈlɪdʒəs/

Religious

Meaning
relating to or believing in a religion; devout; spiritual;
Example
He comes from a very religious family.
C2 verb /ruː/

rue

Meaning
To feel regret or sorrow about something.
Example
She will rue the day she trusted him.
C1 verb /ˈreɪdieɪt/

radiate

Meaning
to emit energy or light; to spread out from a center
Example
The fireplace radiates warmth throughout the room.
B2 verb /rɪˈkɔːl/

recall

Meaning
to bring (a memory, fact, or situation) back into one's mind
Example
I can't recall the last time we met.
B2 noun /rɪˌlaɪəˈbɪləti/

reliability

Meaning
the quality of being trustworthy or performing consistently well
Example
Customers value the reliability of our service.
C2 noun /ˈreɪdɪks/

radix

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.
B2 noun /ˈreɪ.dɑːr/

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.
C1 adjective /rɪˈsɛsɪv/

recessive

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.
C1 noun /ˈrɛpərˌtɔːri/

repertory

Meaning
A collection of works that a company, performer, or institution regularly performs; also a storehouse of information or skills.
Example
The theater has a repertory of classic plays.
B2 adjective /ˈruːθ.ləs/

Ruthless

Meaning
showing no pity or compassion; cruel; merciless
Example
The ruthless dictator showed no mercy to his enemies.
B1 noun rɔː mətɪˈrɪəlz

raw materials

Meaning
The basic material from which a product is made.
Example
The factory imports raw materials for production.
C1 noun /ˌrɛfəˈrɛndəm/

referendum

Meaning
a general vote by the population on a single political issue
Example
The government held a referendum on the new constitution.
C2 noun /ˌriːkəˌpɪtjʊˈleɪʃən/

recapitulation

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.
B2 verb /ˌriːprəˈdjuːs/

reproduce

Meaning
To make a copy of something; to generate offspring.
Example
Many animals reproduce rapidly in favorable conditions.
B1 verb /rɪˈvaɪz/

revise

Meaning
To change, improve, or update something, especially a written work.
Example
She had to revise her essay before submission.
B2 verb /rɪˈvoʊlt/

revolt

Meaning
to rebel against authority; to feel disgust
Example
The people revolted against the corrupt government.
B2 noun /ˈreɪ.zən/

Raisin

Meaning
dried grape
Example
She added raisins to the oatmeal cookies for extra sweetness.
C2 noun /rɪˈkwaɪtəl/

requital

Meaning
The act of returning something, such as a favor, service, or punishment; repayment or retaliation.
Example
She offered her time in requital for his kindness.
C1 noun /ˈriːbeɪt/

rebate

Meaning
a partial refund given to someone who has paid too much money for something
Example
The store offered a rebate on bulk purchases.
C1 verb /ˈrætɪfaɪ/

ratify

Meaning
to approve or confirm something officially, usually by law or formal consent
Example
The government ratified the trade agreement.
C1 noun /ˈrɛtrəsˌpɛkt/

retrospect

Meaning
the act of looking back on or reviewing past events
Example
In retrospect, the decision seemed unwise.
B1 adjective /rɪˈpiː.tɪd/

Repeated

Meaning
done again; happening again; occurring multiple times
Example
He made repeated attempts to contact her.
B2 verb /ˌriːkriˈeɪt/

recreate

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.
B2 noun /ˌrɪəlɪˈzeɪʃən/

realization

Meaning
the act of becoming fully aware of something as a fact
Example
Her realization of the problem helped solve the issue.
C2 noun /ˈruː.mɪ.nənt/

ruminant

Meaning
a cud-chewing mammal, such as a cow or sheep
Example
Cows are ruminants that chew cud.
B2 noun, verb /ˈriːteɪl/

retail

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.
C1 verb /ˈrʌsl/

rustle

Meaning
To make a soft, light sound like leaves or paper moving.
Example
The leaves rustled gently in the evening breeze.
B2 noun /ˈrɛlɪvəns/

relevance

Meaning
the quality or state of being closely connected or appropriate
Example
The relevance of the information was clear to everyone.
C2 adjective /rɪˈmɪs/

remiss

Meaning
Negligent in performing a duty or responsibility.
Example
The manager was remiss in not checking the financial reports carefully.
C2 noun /red ˌəʊ.liˈæn.dər/

Red oleander

Meaning
a poisonous flowering shrub with bright red or pink flowers
Example
The red oleander blooms throughout the summer months.
B2 noun rɪˈkruːt.mənt

recruitment

Meaning
The action of finding new people to join an organization or support a cause.
Example
Recruitment strengthens the workforce.
A2 adjective /ruːd/

Rude

Meaning
impolite; discourteous; lacking civility; rough or harsh in manner
Example
It was rude of him to interrupt the meeting.
C1 noun rɪˈdʌndənsi

redundancy

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.
C1 adjective /riˈæk.tɪv/

Reactive

Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
C2 noun /ˌrɛprəˈbeɪʃən/

reprobation

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.
C2 noun /rɪˈdʒɔɪndər/

rejoinder

Meaning
a quick or witty reply; a response to a remark or argument
Example
His sharp rejoinder silenced the crowd.
B2 noun /rɒd/

rod

Meaning
a thin straight bar, especially of metal or wood
Example
He used an iron rod to support the structure.
C1 noun /roʊz ˈber.i/

Rose berry

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.
C2 adjective /ˈræŋ.kər.əs/

rancorous

Meaning
Characterized by bitterness or resentment.
Example
Their rancorous debate lasted for hours.
B2 verb /rɒt/

rot

Meaning
to decay or decompose; to become corrupt
Example
The fruit will rot if left in the sun.
B2 noun /rɪb/

Rib

Meaning
one of the curved bones that protect the chest and lungs
Example
He broke his rib in the accident.
C1 noun /rɪˈpɛərə/

repairer

Meaning
a person whose job is to fix damaged or broken things
Example
The repairer fixed the broken washing machine quickly.
C1 verb /rɪˈkɔɪl/

recoil

Meaning
To suddenly spring back in fear, horror, or from force such as a gun's kickback.
Example
She recoiled at the sight of the snake.
C2 adjective /rɪˈflɛktɪbəl/

reflectible

Meaning
capable of being reflected, as light or an image
Example
The surface of the lake is highly reflectible in the morning sun.
B2 adjective /ˈrændəm/

Random

Meaning
without pattern or predetermined order; happening by chance
Example
She selected a random book from the library shelf.
C1 noun/verb /rɪˈpriːv/

reprieve

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.
A2 noun /ˈreɪl.weɪ/

Railway

Meaning
a track made of steel rails along which trains run; a system of tracks with trains, stations, and other facilities
Example
The railway connects major cities across the country.
C1 noun /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

Meaning
Medical operations performed with the help of robotic systems to enhance precision and control.
Example
Robot-assisted procedures reduce human error.
A2 adjective /riːl/

Real

Meaning
actually existing; genuine; not imaginary or fake
Example
This is a real diamond, not a fake one.
C2 noun /rɪˈpruːf/

reproof

Meaning
An expression of blame or disapproval.
Example
His careless words drew a sharp reproof from his mother.
C2 adjective /ˌriːkruːˈdɛsənt/

recrudescent

Meaning
reviving or breaking out again after a period of abatement
Example
Recrudescent tensions threatened the fragile ceasefire.
C1 adjective /ˈræɡ.ɪd/

Ragged

Meaning
torn; tattered; frayed; shabby
Example
The homeless man wore ragged clothes.
C1 verb /ˌriːˈsiːt/

reseat

Meaning
to seat someone again or to fit something back into its place
Example
The usher had to reseat the guests after the interruption.
A1 noun /ruːm/

room

Meaning
A space within a building enclosed by walls, floor, and ceiling
Example
She decorated her room with bright colors.
B2 verb /rɪˈliːv/

relieve

Meaning
to make pain, distress, or difficulty less severe or serious
Example
The medicine helped relieve his headache.
C2 noun /rɪˈfræk.tər/

refractor

Meaning
A type of telescope that uses lenses to focus light.
Example
Refractor telescopes use lenses to focus light.
C2 noun /rɪˈmɒnstrəns/

remonstrance

Meaning
A forceful protest or objection.
Example
The workers’ remonstrance against unfair treatment was ignored.
C2 adjective /ˈræfɪʃ/

raffish

Meaning
unconventional and slightly disreputable but attractive
Example
He had a raffish charm that made him popular in the city.
B1 noun /ˌrɛdʒɪˈstreɪʃən/

registration

Meaning
the action or process of enrolling or signing up for something
Example
The registration for the event will close tomorrow.
C1 noun /rɪdʒ/

ridge

Meaning
a long, narrow hilltop, mountain range, or raised strip
Example
We walked along the mountain ridge.
A2 noun /ˈriːdɪŋ/

reading

Meaning
the action or skill of reading
Example
Reading is one of my favorite hobbies.
B2 noun /ˈreɪtɪŋ/

rating

Meaning
an evaluation or assessment, usually numerical
Example
The movie received a high rating from critics.
A1 adjective /ˈrɛd.i/

ready

Meaning
Prepared or available for use or action.
Example
She was ready to leave for the airport.
B2 adjective /ˈrek.ləs/

Reckless

Meaning
acting without thinking about consequences; careless; dangerous;
Example
His reckless driving caused a serious accident.
B1 noun /rɪˈwɔːd/

reward

Meaning
something given in recognition of service, effort, or achievement
Example
He received a reward for returning the lost wallet.
B1 adjective /roʊˈmæn.tɪk/

Romantic

Meaning
relating to love; idealistic; dreamy
Example
They enjoyed a romantic dinner by candlelight.
B2 verb /ˈrɛnəˌveɪt/

renovate

Meaning
to restore something old to a good state or to improve it
Example
They decided to renovate the old house before moving in.
C1 verb /ˌriːhəˈbɪlɪteɪt/

rehabilitate

Meaning
to restore someone to health, normal life, or a good condition after illness, injury, or imprisonment
Example
The clinic helps rehabilitate injured athletes.
B1 noun riˈækʃən

reaction

Meaning
An action performed or a feeling experienced in response to a situation or event.
Example
The arrests triggered a reaction.
B2 verb /ˌriːəˈʃʊr/

reassure

Meaning
to say or do something to remove someone's doubts or fears
Example
The teacher reassured the students before the exam.
B2 adjective /rɪˈsɔːrsfəl/

resourceful

Meaning
Having the ability to find quick and clever ways to overcome difficulties.
Example
She is very resourceful when it comes to solving unexpected problems.
B2 verb /ˌriːˈbɪld/

rebuild

Meaning
to build something again after it has been damaged or destroyed
Example
The villagers worked together to rebuild the bridge after the flood.
B2 verb /ˈræl.i/

rally

Meaning
to come together for a common purpose or to recover strength or spirit
Example
The team rallied after halftime and won the match.
A2 verb riˈsaɪklɪŋ

recycling

Meaning
The process of converting waste materials into new materials and objects to prevent waste.
Example
Recycling plastic helps in reducing waste.
B2 adverb /rɪˈlʌk.tənt.li/

Reluctantly

Meaning
in an unwilling manner; with hesitation or resistance
Example
She reluctantly agreed to help with the project.
C1 verb /rɪˈpʌls/

repulse

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.
B1 noun /roʊp/

rope

Meaning
a strong, thick cord made of twisted fibers or strands
Example
The climbers used a rope to scale the mountain.
C1 verb /rɪˈfjuːt/

refute

Meaning
To prove a statement, argument, or theory to be false or invalid.
Example
The lawyer refuted the witness's testimony with solid evidence.
B1 adjective /rɪˈmɑːrkəbl/

Remarkable

Meaning
worthy of attention; extraordinary; notable;
Example
His recovery from the illness was remarkable.
C1 adjective /ˈroʊtəri/

rotary

Meaning
Relating to or characterized by rotation; revolving around an axis.
Example
The machine uses a rotary engine to function efficiently.
A1 adjective /ˈreɪ.di.əʊ/

radio

Meaning
Relating to radio waves or broadcasting.
Example
FAST is the largest radio telescope in the world.
C2 verb /rɪˈfrækt/

refract

Meaning
To bend light, sound, or heat as it passes through a medium.
Example
The water refracts light, making the straw look bent.
C1 noun /rɪˈteɪnər/

retainer

Meaning
a fee paid in advance to secure someone's services, or a device that holds something in place
Example
The lawyer asked for a retainer before taking the case.
C1 adjective /ˈraʊ.di/

Rowdy

Meaning
disorderly; unruly; noisy and disruptive
Example
The rowdy children were making too much noise.
C1 verb /ˈruː.mɪ.neɪt/

ruminate

Meaning
to think deeply about something; to chew cud (for animals)
Example
She sat alone to ruminate on her decision.
A2 verb /rɪŋ/

ring

Meaning
to make a clear sound like a bell; to call by telephone
Example
The bell rings every hour.
C1 noun /rɪˈmɛmbrəns/

remembrance

Meaning
the act of remembering or honoring someone or something
Example
A service was held in remembrance of the fallen soldiers.
C2 noun /ˈreɪmənt/

raiment

Meaning
clothing, especially fine or formal wear
Example
The king wore royal raiment during the ceremony.
A2 noun /ˈrʌnɪŋ/

running

Meaning
the action or sport of running
Example
Running every morning keeps me healthy.
B2 noun /ˈruːmər/

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.
C2 noun /raɪm/

rime

Meaning
frost formed on cold surfaces by freezing water vapor
Example
The trees were covered with a white rime after the cold night.
C1 noun /ˈræp.tʃər/

rapture

Meaning
A feeling of intense joy, delight, or ecstasy.
Example
She listened to the music in rapture.
C1 adjective /ˈrek.wɪ.zɪt/

Requisite

Meaning
made necessary by particular circumstances; required
Example
Good communication skills are requisite for this job.
B2 noun ˌrɛstəˈreɪʃən

restoration

Meaning
The process of returning something to its former condition.
Example
The restoration of the forest began after decades of neglect.
B2 noun /ˌrek.riˈeɪ.ʃən/

Recreation

Meaning
an activity that is done for enjoyment; the process of making something exist again
Example
The park provides recreation facilities for children and adults.
C1 noun /rɪˈbʌtəl/

rebuttal

Meaning
a statement or argument made to oppose or disprove another
Example
Her rebuttal was clear and convincing.
C2 noun /rɪˈpoʊst/

riposte

Meaning
a quick and clever reply to criticism or an insult
Example
Her sharp riposte left everyone in silence.
C2 adjective /rɪˈkæl.sɪ.trənt/

recalcitrant

Meaning
Having an obstinately uncooperative attitude toward authority or discipline.
Example
The recalcitrant student refused to follow rules.
A2 noun /reɪs/

race

Meaning
a competition of speed, or a group of people with similar characteristics
Example
The race was very exciting, with many competitors.
C2 noun /ˈrɪɡməˌroʊl/

rigmarole

Meaning
a long, complicated, and confusing process or story
Example
Getting a visa was such a rigmarole of paperwork and interviews.
C2 adjective /ˈruːmi/

rheumy

Meaning
Watery, especially referring to the eyes.
Example
His rheumy eyes showed signs of age and fatigue.
B1 adverb /ˈruːdli/

Rudely

Meaning
in an impolite or discourteous manner
Example
He rudely interrupted the speaker during the presentation.