retard
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 Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
C1 verb /rɪˈtɑːrd/

retard

Meaning
to delay or slow down the progress of something
Example
Lack of funds may retard the development of the project.
C1 verb /ˌrɛzəˈrɛkt/

resurrect

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.
C1 verb /ˌrekəˈlekt/

recollect

Meaning
to remember something; to recall from memory
Example
I can't recollect where I put my keys.
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.
C1 noun /ˈrɒndɪvuː/

rendezvous

Meaning
a meeting or appointment at an agreed time and place
Example
They arranged a secret rendezvous at the café.
C1 noun /ˈrɪpəl/

Ripple

Meaning
a small wave on the surface of water; a spreading effect or influence
Example
The stone created ripples across the calm pond.
C1 noun /rɪˌtæl.iˈeɪ.ʃən/

Retaliation

Meaning
the action of returning a military attack; counterattack; revenge for an injury or wrong
Example
The country threatened retaliation against any act of aggression.
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.
C1 noun /rɪˈpɔːrtɪʒ/

reportage

Meaning
the act of reporting news or describing events in the media
Example
The magazine is known for its detailed reportage of political issues.
C1 noun /ˌrek.ənˌsɪl.iˈeɪ.ʃən/

reconciliation

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.
C1 verb /rɪˈmjuːnəreɪt/

remunerate

Meaning
To pay someone for services or work done.
Example
The company will remunerate employees fairly for their overtime.
C1 verb /rɪˈbʌt/

rebut

Meaning
to argue against or prove wrong; to refute
Example
The lawyer rebutted the false accusations with strong evidence.
C1 noun /riːk/

Reek

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.
C1 adjective /ˈræb.ɪd/

rabid

Meaning
Having extreme or fanatical support for something; relating to or suffering from rabies.
Example
He was a rabid fan of the football team.
C1 noun ˌriː.pɚˈkʌʃ.ənz

repercussions

Meaning
The unintended consequences or effects of an action or event.
Example
The new policy had unintended repercussions on the economy.
C1 adjective /rɪˈsɜːrdʒənt/

resurgent

Meaning
Becoming strong, active, or popular again.
Example
The resurgent economy gave hope to many businesses.
C1 verb /rɪˈkuːpəreɪt/

recuperate

Meaning
to recover from illness or regain strength
Example
She went to the countryside to recuperate after surgery.
C1 noun /ˈrɛdʒɪmənt/

regiment

Meaning
A permanent unit of an army, typically commanded by a colonel and divided into several companies.
Example
The regiment marched proudly through the streets after returning from the mission.
C1 noun /rɪˈtrækʃən/

retraction

Meaning
the act of taking back a statement, promise, or belief
Example
The newspaper issued a retraction of the false report.
C1 noun /ˌrev.əˈluː.ʃən.ər.i ˈbreɪk.θruː/

revolutionary breakthrough

Meaning
A sudden, dramatic, and important discovery or development that changes everything.
Example
Robotic surgery is a revolutionary breakthrough in healthcare.
C1 noun rɪˈfaɪnmənt

refinement

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.
C1 adjective /rɪˈpjuː.t̬ɪd/

Reputed

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.
C1 verb /rɪˈnaʊns/

renounce

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.
C1 noun /ˈræftər/

rafter

Meaning
One of the sloping beams that supports a roof.
Example
The old barn’s rafters were exposed.
C1 adjective /rɪˈtæl.i.ə.tɔːr.i/

retaliatory

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.
C1 verb /riˈdʒɔɪn/

rejoin

Meaning
to join again or return to a group, place, or activity
Example
After a short break, she decided to rejoin the team.
C1 noun rɪˌdʒɛnəˈreɪʃən

regeneration

Meaning
Renewal, growth and development of cells, tissues or energy
Example
Proper rest allows muscle regeneration after exercise.
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.
C1 noun /ˈræmpɑːrt/

rampart

Meaning
a defensive wall of a castle or fort
Example
The soldiers stood on the rampart, watching the enemy approach.
C1 adjective /rɪˈsɛptɪv/

receptive

Meaning
Willing to listen to or accept new ideas, suggestions, or experiences.
Example
She was receptive to feedback from her colleagues.
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.
C1 noun /rɪˈflɛktər/

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.
C1 noun /ˌriː.dɪs.trɪˈbjuː.ʃən/

redistribution

Meaning
The sharing of wealth or resources more equally among society.
Example
The government introduced a redistribution policy to reduce inequality.
C1 verb /ˈrɛzəneɪt/

resonate

Meaning
To produce or be filled with a deep, full, and reverberating sound; to evoke a feeling or memory.
Example
Her words resonated with the audience.
C1 noun /ˈrɛnɪˌɡeɪd/

renegade

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.
C1 adjective /ˈrɛtroʊˌɡreɪd/

retrograde

Meaning
moving backward or returning to a worse condition
Example
The policy was seen as a retrograde step for human rights.
C1 noun /ˈrez.ɪ.dənt ˈkəʊ.ɔː.dɪ.neɪ.tər/

resident coordinator

Meaning
A local administrator or official who coordinates activities in a specific region.
Example
The resident coordinator welcomed all representatives.
C1 adjective /ˈroʊ.ɡɪʃ/

Roguish

Meaning
mischievous; playfully dishonest
Example
His roguish smile suggested he was up to some mischief.
C1 noun /ˈruː.bi/

Ruby

Meaning
a precious red gemstone; a deep red variety of corundum
Example
The ruby ring was her most treasured possession.
C1 noun ˈrez.ɪ.djuː

residue

Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
C1 adjective rɪsk-ədˈʤɛstɪd

risk-adjusted

Meaning
Modified or calibrated to account for risk factors in investment returns.
Example
Risk-adjusted returns consider both potential profit and loss.
C1 adjective /rɪˈsɪ.prə.kəl/

Reciprocal

Meaning
given or done in return; mutual; shared equally by both parties;
Example
The two countries have a reciprocal trade agreement.
C1 verb /ˌriːəˈfɜːrm/

reaffirm

Meaning
To state again strongly; to confirm or strengthen a statement or belief.
Example
The president reaffirmed his commitment to education reform.
C1 noun rɪˈdʒɛn.ər.ə.tɪv ˈfɑːr.mɪŋ

regenerative farming

Meaning
Agricultural practices that improve soil health and biodiversity.
Example
Regenerative farming improves soil fertility and biodiversity.
C1 verb /riːˈpeɪ.tri.eɪt/

repatriate

Meaning
To return someone to their own country, often after war or imprisonment.
Example
The government worked to repatriate the refugees safely.
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.
C1 noun /rɪˈpjuːt/

repute

Meaning
the opinion generally held of someone or something; reputation
Example
He is a scholar of great repute in his field.
C1 verb /ˈræn.də.maɪz/

randomize

Meaning
To make something happen in a random order or manner.
Example
The software can randomize the order of questions.
C1 noun /ˈroʊdənt/

rodent

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.
C1 verb /ˌriːˈvæmp/

revamp

Meaning
To give a new and improved form, structure, or appearance to something.
Example
The company decided to revamp its website for a modern look.
C1 adjective /raɪf/

rife

Meaning
widespread or common, often in a negative sense
Example
Corruption was rife in the old government system.
C1 verb /ˌriːˈkæl.ɪ.breɪt/

recalibrate

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.
C1 noun /ˈroʊ.lɪŋ bɔːrd/

Rolling board

Meaning
a flat wooden or marble surface used for rolling out dough
Example
She placed the dough on the rolling board.
C1 verb /ˌriːˈmɒdəl/

remodel

Meaning
To change the structure or form of something, especially a building.
Example
They decided to remodel their kitchen last summer.
C1 noun ˈrez.ɪ.djuːz

residues

Meaning
A small amount of something that remains after the main part has gone or been taken or used.
Example
The burning process leaves no harmful residues.
C1 noun /ˈræp.tʃər/

rapture

Meaning
A feeling of intense joy, delight, or ecstasy.
Example
She listened to the music in rapture.
C1 noun /ruːz/

Ruse

Meaning
an action intended to deceive someone; a trick or stratagem
Example
The thief used a clever ruse to distract the guard.
C1 adjective /ˈruːfəl/

rueful

Meaning
Expressing sorrow, regret, or pity.
Example
He gave a rueful smile after losing the match.
C1 adjective /ræpt/

Rapt

Meaning
completely fascinated or absorbed by what one is seeing or hearing
Example
The children listened with rapt attention to the storyteller.
C1 adjective /rɪˈdʌn.dənt/

redundant

Meaning
Not or no longer needed or useful; superfluous.
Example
The report contained redundant information.
C1 noun /rɪˈpraɪ.zəl/

Reprisal

Meaning
an act of retaliation; revenge taken for an injury or wrong
Example
The attack was carried out as a reprisal for the earlier bombing.
C1 adjective /ˈrɪvɪtɪŋ/

riveting

Meaning
extremely interesting; holding the complete attention
Example
The movie was so riveting that nobody looked away.
C1 noun /rɪˈvɜːrʒən/

reversion

Meaning
the act of returning to a previous state or condition
Example
The new policy marked a reversion to traditional methods.
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.
C1 adjective /ˈreɪ.si/

racy

Meaning
Lively, entertaining, or slightly shocking (especially in a sexual way).
Example
The novel was full of racy dialogues.
C1 verb /rɪˈbjuːk/

rebuke

Meaning
to criticize or scold sharply; to express disapproval
Example
The teacher had to rebuke the student for cheating.
C1 noun /ˌrɛmɪˈnɪsəns/

reminiscence

Meaning
a story or memory about past events
Example
He shared a reminiscence of his childhood days in the village.
C1 noun /rəʊˈbɒt.ɪk ˈsɜː.dʒər.i/

robotic surgery

Meaning
Surgery performed with the assistance of robotic systems to enhance precision and reduce invasiveness.
Example
Robotic surgery enhances precision in complex procedures.
C1 adjective /ˈraʊ.di/

Rowdy

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

revel

Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
C1 verb /ˌrevəˈluːʃənaɪz/

revolutionize

Meaning
Change (something) radically or fundamentally.
Example
Artificial intelligence is set to revolutionize the healthcare sector.
C1 noun /ˈriːkɔːrs/

recourse

Meaning
a source of help or protection in a difficult situation
Example
The students had no recourse but to appeal to the principal.
C1 adjective /rɪˈpliːt/

replete

Meaning
Filled or well-supplied with something; abundantly full.
Example
The book is replete with fascinating historical details.
C1 adjective /ˈrɛvərənt/

reverent

Meaning
Showing deep and solemn respect.
Example
They listened to the speech in a reverent silence.
C1 adjective /ˈrɔːkəs/

raucous

Meaning
loud, harsh, and unpleasant sound or behavior
Example
The crowd became raucous after the team scored.
C1 noun /ˈrɪɡər/

rigor

Meaning
strictness, severity, or demanding conditions
Example
The training was carried out with great rigor.
C1 verb /rɪˈvɜːrbəreɪt/

reverberate

Meaning
To echo repeatedly or have continuing effects.
Example
The sound of the explosion reverberated through the valley.
C1 adjective ˈriːdʒən spəˈsɪfɪk

region-specific

Meaning
Relating to or characteristic of a particular region or area.
Example
Climate change impacts are region-specific.
C1 adjective /rɪˈvoʊltɪŋ/

revolting

Meaning
extremely unpleasant or disgusting
Example
The smell of the garbage was revolting.
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.
C1 noun /ˌres.ɪˈteɪ.ʃən/

Recitation

Meaning
the action of reciting or repeating aloud from memory
Example
The poetry recitation contest was held in the auditorium.
C1 verb /ˈreɪdieɪt/

radiate

Meaning
to emit energy or light; to spread out from a center
Example
The fireplace radiates warmth throughout the room.
C1 verb /ˈrævɪdʒ/

ravage

Meaning
to cause severe and extensive damage or destruction
Example
The hurricane ravaged the coastal villages.
C1 noun /rɪˌmjuː.nəˈreɪ.ʃən/

Remuneration

Meaning
money paid for work or services; compensation or reward
Example
The job offers excellent remuneration and benefits.
C1 adjective /rɪˈpɛlənt/

repellent

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.
C1 noun/verb /rɪˈpriːz/

reprise

Meaning
A repetition or return to an earlier theme, role, or action.
Example
The actor reprised his role in the sequel.
C1 noun ˌræʃ.ən.əl.ɪˈzeɪ.ʃən

rationalization

Meaning
The practice of finding reasons for behavior or actions that are not the real reasons.
Example
His rationalization of the mistake was not convincing.
C1 noun /ræˈpɔːr/

rapport

Meaning
A close and harmonious relationship in which the people or groups concerned understand each other's feelings or ideas.
Example
The teacher built a strong rapport with her students.
C1 verb /rɪˈprɛs/

repress

Meaning
To restrain, suppress, or keep under control, especially emotions or desires.
Example
He tried to repress his anger during the meeting.
C1 verb rɪˈpel

repel

Meaning
To push away or force apart due to similar charges or properties.
Example
Protons repel each other.
C1 noun /rɪˈkɜr.əns/

Recurrence

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.
C1 noun /rɪˈfaɪnəri/

refinery

Meaning
an industrial facility where raw materials are processed and purified
Example
The oil refinery processes thousands of barrels daily.
C1 adjective /ˈreɪdiənt/

radiant

Meaning
Shining brightly; expressing great happiness.
Example
She looked radiant in her wedding dress.
C1 adjective /ˈrʌs.tɪk/

Rustic

Meaning
simple and unsophisticated; relating to rural areas
Example
The rustic cottage had wooden beams and a thatched roof.
C1 verb /ˈræʃənaɪz/

rationlize

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.
C1 verb /rɪˈlɛnt/

relent

Meaning
to become less severe, harsh, or strict
Example
After hours of begging, she finally relented.
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 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.
C1 verb /rɪˈnɛɡ/

renege

Meaning
to go back on a promise, agreement, or commitment
Example
The company reneged on its promise to increase wages.
C1 verb /ræsp/

rasp

Meaning
to speak in a rough, harsh voice or to scrape with a coarse sound
Example
He rasped out a warning before collapsing.
C1 noun /rɪˈdʒɔɪsɪŋ/

rejoicing

Meaning
The action of showing great joy or happiness
Example
There was much rejoicing after the victory.
C1 noun /rɪˈkɒnɪsəns/

reconnaissance

Meaning
A survey or exploration, especially for military or strategic purposes.
Example
The soldiers conducted a reconnaissance of the enemy camp.
C1 adjective /rɪˈtɔːrɪkəl/

rhetorical

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.
C1 verb rɪˈlɪŋ.kwɪʃ

relinquish

Meaning
To give up any authority, responsibility, or property.
Example
He decided to relinquish his position as CEO.
C1 adjective /rɪˈmiːdiəl/

Remedial

Meaning
intended as a remedy; corrective; providing a cure;
Example
The students need remedial classes to improve their math skills.
C1 noun, verb /raʊt/

rout

Meaning
A decisive defeat; to defeat completely.
Example
The army routed the enemy forces in the battle.
C1 noun /rɪˈvʌlʃən/

revulsion

Meaning
a strong feeling of disgust or repulsion
Example
She felt revulsion at the sight of the cruel act.
C1 noun /ˈrɛvərəns/

reverence

Meaning
deep respect for someone or something
Example
The students showed reverence to their teacher.
C1 adjective /ˌrɛtroʊˈæktɪv/

retroactive

Meaning
applying to a period before it was enacted or established
Example
The new law was made retroactive to cover past cases.
C1 adjective /ˌruː.dɪˈmen.tər.i/

Rudimentary

Meaning
basic; elementary; undeveloped; in the earliest stage of development
Example
She has only rudimentary knowledge of French.
C1 noun /ˈrɛtɪsəns/

reticence

Meaning
the quality of being reserved or unwilling to speak freely
Example
His reticence made it difficult to know what he was thinking.
C1 noun /ˈrɛɡjəleɪtər/

regulator

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.
C1 verb /raɪl/

rile

Meaning
to irritate or annoy someone
Example
His careless comments really riled her.
C1 verb /rɪˈpiːl/

repeal

Meaning
To officially cancel or revoke a law or decision.
Example
The government decided to repeal the outdated law.
C1 noun /ˈrɛtrəsˌpɛkt/

retrospect

Meaning
the act of looking back on or reviewing past events
Example
In retrospect, the decision seemed unwise.
C1 adjective /ˈræɡ.ɪd/

Ragged

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

reconstitute

Meaning
to restore something to its original form or state; to reassemble
Example
The group was reconstituted after the leader returned.
C1 noun/verb /ˈræfəl/

raffle

Meaning
A means of raising money by selling numbered tickets, one or more of which are drawn at random for a prize; to sell something in such a lottery.
Example
The charity decided to raffle a bicycle to raise funds.
C1 verb /rɪˈsɜːrdʒ/

resurge

Meaning
To rise, increase, or become active again after a decline.
Example
Interest in traditional crafts has begun to resurge.
C1 noun /rɪˈspɒndənt/

respondent

Meaning
A person who replies to something, especially in a survey or legal case
Example
The survey had over 1,000 respondents.
C1 noun /ˌrɛkwɪˈzɪʃən/

requisition

Meaning
An official order laying claim to the use of property or materials; a formal demand or request.
Example
The manager submitted a requisition for new office supplies.