C1 noun /ˈrɛspɪt/

respite

休息

Meaning

A short period of rest or relief from something difficult or unpleasant.

Example

The weekend provided a welcome respite from work.

週末は仕事からの歓迎される休息を提供しました。

B1 noun /ˌrɛdʒɪˈstreɪʃən/

registration

登録

Meaning

the action or process of enrolling or signing up for something

Example

The registration for the event will close tomorrow.

イベントの登録は明日締め切りです。

B2 noun /ˌriː.əˈʃʊr.əns/

Reassurance

安心

Meaning

comfort or confidence given to someone to remove their fears or doubts

Example

She needed reassurance that everything would be okay.

彼女はすべてがうまくいくことを確認するために安心が必要でした。

B2 noun rɪˈzentmənt

resentment

憤り

Meaning

Bitter indignation at having been treated unfairly.

Example

Resentment grew among the students.

学生の間で憤りが増大した。

C2 verb /rɛnd/

rend

引き裂く

Meaning

to tear something apart violently or forcefully

Example

The explosion rent the air with a deafening noise.

爆発は耳をつんざくような音で空気を引き裂いた。

C2 noun /rɪˈvaɪlər/

reviler

侮辱者

Meaning

a person who criticizes or insults others abusively

Example

He was known as a reviler of all who opposed him.

彼は自分に反対する全ての人々を侮辱する者として知られていました。

B2 verb /ˈrɛnəˌveɪt/

renovate

改装する

Meaning

to restore something old to a good state or to improve it

Example

They decided to renovate the old house before moving in.

彼らは引っ越す前に古い家を改装することに決めました。

B2 adjective /ˈrændəm/

Random

ランダム

Meaning

without pattern or predetermined order; happening by chance

Example

She selected a random book from the library shelf.

彼女は図書館の棚からランダムに本を選びました。

C2 noun /ˈrɛvəlri/

revelry

祭り

Meaning

Lively and noisy festivities, especially involving drinking and dancing.

Example

The sound of revelry could be heard throughout the night.

一晩中、祭りの音が聞こえていました。

C1 adjective /rɪˈdʒɛn.ə.rə.tɪv/

regenerative

再生的な

Meaning

Able to restore or renew damaged environments, soil, or resources.

Example

Regenerative farming improves soil health and biodiversity.

再生農業は土壌の健康と生物多様性を改善します。

A2 noun /roʊz/

Rose

バラ

Meaning

a fragrant flower with thorny stems, typically red, pink, white, or yellow

Example

She gave me a beautiful red rose for Valentine's Day.

彼女はバレンタインデーに私に美しい赤いバラをくれました。

A2 adverb /ˈrɛə(r)li/

rarely

めったに

Meaning

not often, infrequently

Example

She rarely eats sweets because of her diet.

彼女はダイエットのため、お菓子をめったに食べません。

B2 verb /rɪˈkleɪm/

reclaim

Meaning

To take back or recover something; to restore to a usable state.

Example

The farmer worked to reclaim the barren land.

C2 noun /ˈræp.aɪn/

rapine

略奪

Meaning

the violent seizure of someone's property

Example

The war was marked by rapine and destruction.

戦争は略奪と破壊で特徴づけられていた。

B1 noun /rɪˈliːf/

Relief

安心; 安堵; 支援

Meaning

a feeling of comfort after worry or distress; assistance given to those in need

Example

She felt great relief when the exam was over.

試験が終わったとき、彼女は大きな安堵感を感じました。

A2 noun /ruːf/

roof

屋根

Meaning

the top covering of a building or vehicle

Example

The roof of the house needs to be repaired.

家の屋根は修理が必要です。

A2 adjective /ˈriː.sənt/

Recent

最近の; 新しい; 現在の;

Meaning

happening not long ago; new; current;

Example

The recent changes in weather patterns concern scientists.

最近の天気の変化は科学者たちを心配させています。

C1 adjective rɪˈlɛntləs

relentless

容赦ない

Meaning

Oppressively constant; incessant; showing no abatement of severity, intensity, strength, or pace.

Example

The freedom fighters' relentless struggle led to victory.

自由戦士たちの容赦ない戦いは勝利へと導いた。

C2 adjective /rɪˈkæl.sɪ.trənt/

recalcitrant

反抗的, 頑固な, 服従しない

Meaning

Having an obstinately uncooperative attitude toward authority or discipline.

Example

The recalcitrant student refused to follow rules.

反抗的な学生は規則に従うことを拒否した。

C1 noun /roʊt/

rote

暗記

Meaning

mechanical or habitual repetition, often without understanding

Example

He learned the poem by rote without understanding its meaning.

彼はその詩を意味を理解せずに暗記しました。

A2 verb /ˌrɛkəˈmɛnd/

recommend

勧める

Meaning

to suggest or advise something as being good or suitable

Example

I recommend trying the new restaurant downtown.

私はダウンタウンの新しいレストランを試すことをリコメンドします。

C1 verb /rɪˈtrækt/

retract

Meaning

to withdraw a statement, promise, or part of the body; to pull back

Example

The company retracted its earlier statement after realizing the error.

C1 adjective /rɪˈpliːt/

replete

満ちた

Meaning

Filled or well-supplied with something; abundantly full.

Example

The book is replete with fascinating historical details.

その本は魅力的な歴史的詳細で満ちています。

C1 noun /rɪˈspɒndənt/

respondent

回答者

Meaning

A person who replies to something, especially in a survey or legal case

Example

The survey had over 1,000 respondents.

調査には1000人以上の回答者がいました。

C2 adjective /rɪˈzɪstləs/

resistless

抗えない

Meaning

Impossible to resist; having an overpowering effect.

Example

She felt a resistless urge to laugh at the joke.

彼女はジョークで笑いたいという抗えない衝動を感じた。

B1 adjective /rɪˈlɪdʒəs/

Religious

宗教的; 信心深い; 精神的; 宗教に関連する;

Meaning

relating to or believing in a religion; devout; spiritual;

Example

He comes from a very religious family.

彼は非常に宗教的な家庭から来ています。

C1 verb /ˌriːɪnˈsteɪt/

reinstate

再雇用する

Meaning

To restore someone or something to their former position or condition.

Example

The company decided to reinstate the suspended employee.

その会社は停止された従業員を再雇用することを決定した。

C2 adjective /ˈrɛkənˌsaɪləbl̩/

reconcilable

Meaning

Capable of being resolved or made consistent.

Example

Their differences are reconcilable with honest communication.

C1 noun /rɪˌtæl.iˈeɪ.ʃən/

Retaliation

報復

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.

その国はあらゆる攻撃行為に対して報復を予告しました。

A1 verb /riːd/

read

読む

Meaning

to look at written words and understand their meaning

Example

I read books before going to bed.

私は寝る前に本を読みます。

B1 verb /rɪˈɡɑːrd/

regard

考える

Meaning

to consider or think of in a particular way; to look at

Example

She regards him as her best friend.

彼女は彼を親友として考えている。

B2 adverb /ˈraɪtli/

Rightly

正しく; 適切に; 公正に

Meaning

correctly; properly; justly

Example

She rightly pointed out the mistakes in the report.

彼女は報告書の誤りを正しく指摘した。

B2 noun /ˈrep.taɪl/

Reptile

爬虫類

Meaning

a cold-blooded animal with scaly skin that lays eggs on land

Example

The lizard is a common reptile found in gardens.

トカゲは庭で見られる一般的な爬虫類です。

C1 noun, verb /raʊt/

rout

敗北

Meaning

A decisive defeat; to defeat completely.

Example

The army routed the enemy forces in the battle.

軍隊は戦いで敵軍を完全に打ち負かしました。

C1 verb /rɒmp/

romp

楽しく遊ぶ

Meaning

to play or move in a lively, carefree, and energetic way

Example

The children romped happily in the garden.

子供たちは庭で楽しそうに遊んでいました。

C1 verb /rɪˈdʒuː.vɪ.neɪt/

rejuvenate

再生する

Meaning

To make or feel young, healthy, or energetic again.

Example

A vacation can rejuvenate the mind and body.

休暇は心と体を再生させることができます。

A2 adjective /ˈreɪ.ni/

Rainy

雨の日の

Meaning

characterized by rain; wet from rain; having much rain

Example

It was a rainy day, so we stayed indoors.

今日は雨の日だったので、家の中にいました。

B2 noun /rɒd/

rod

金属または木材の細長い棒

Meaning

a thin straight bar, especially of metal or wood

Example

He used an iron rod to support the structure.

彼は構造を支えるために鉄のロッドを使いました。

B1 adjective /ˈrel.ə.vənt/

Relevant

Rupture

破裂; 関係の断絶

Meaning

breaking or bursting apart; breakdown of relations

Example

The rupture in the pipeline caused a massive oil spill.

パイプラインの破裂が大規模な石油漏れを引き起こしました。

C1 verb /rɪˈsiːd/

recede

後退する

Meaning

To move back or further away from a previous position.

Example

The floodwaters began to recede after the heavy rain stopped.

激しい雨が止んだ後、洪水は後退し始めました。

B2 noun, verb /ræŋks/

ranks

ランク

Meaning

Positions within a group, especially in a hierarchy or organization.

Example

He quickly moved up the ranks of the army.

彼はすぐに軍隊のランクで上昇しました。

C1 adjective /ˈraʊ.di/

Rowdy

騒々しい; 無秩序な; 破壊的な

Meaning

disorderly; unruly; noisy and disruptive

Example

The rowdy children were making too much noise.

騒々しい子供たちは大きな音を立てていた。

B2 noun ˌrev.əˈluː.ʃənz

revolutions

革命

Meaning

Dramatic and wide-reaching changes in political, social, or economic systems, often involving the overthrow of a government or social order.

Example

Revolutions often lead to significant societal changes.

革命はしばしば社会的な変革をもたらす。

C1 noun /rɪft/

rift

亀裂

Meaning

a serious break in a relationship; a split or crack

Example

A rift developed between the two friends after the argument.

議論の後、二人の友達の間に亀裂が生じた。

C1 verb /ˈræn.sæk/

ransack

略奪する

Meaning

to search a place roughly and steal or damage things

Example

Burglars ransacked the house while the family was away.

泥棒たちは家族が留守の間に家を荒らした。

B2 verb /ˈreɪn.dʒɪŋ/

ranging

変動する

Meaning

Extending or varying between limits.

Example

The temperatures are ranging from 15 to 30 degrees this week.

今週の気温は15度から30度の間で変動しています。

B1 noun /rɪˈkʌvəri/

recovery

回復

Meaning

the process of recovering or returning to a normal state

Example

The patient is in recovery after the surgery.

患者は手術後、回復中です。

A2 noun /reɪt/

rate

レート

Meaning

the cost or price of something, or the amount at which something happens

Example

The rate of inflation is increasing every year.

インフレ率は毎年増加しています。

C2 verb /ˈrɔɪstər/

roister

大声で祝い

Meaning

to revel noisily; to engage in loud, boisterous celebration

Example

The fans roistered in the streets after the victory.

ファンは勝利後に街で騒いでいました。

C2 adjective /rɪˈfræɡəbəl/

refragable

反論可能な

Meaning

Capable of being refuted or disproved.

Example

His argument was weak and easily refragable.

彼の議論は弱く、簡単に反論可能だった。

B1 adverb /ˈrel.ə.tɪv.li/

Relatively

相対的に

Meaning

in comparison to something else; quite; fairly

Example

The weather is relatively warm today.

今日の天気は相対的に暖かい。

C2 noun /riːm/

ream

リーム

Meaning

A large quantity of paper (typically 500 sheets); informally, a large amount of something.

Example

The office ordered ten reams of paper.

オフィスは10リームの紙を注文した。

C1 noun /ˈredʒ.ɪ.mən/

regimen

健康促進または回復のために処方された治療法、ライフスタイル、または食事

Meaning

A prescribed course of medical treatment, way of life, or diet for the promotion or restoration of health.

Example

A strict exercise regimen improves overall fitness.

厳格な運動レジメンは、全体的なフィットネスを向上させます。

A2 verb /rɪˈmuːv/

remove

削除する

Meaning

to take something away; to eliminate or delete

Example

Please remove your shoes before entering the house.

家に入る前に靴を脱いでください。

C1 adjective /ˈreɪ.si/

racy

刺激的

Meaning

Lively, entertaining, or slightly shocking (especially in a sexual way).

Example

The novel was full of racy dialogues.

その小説は刺激的な対話で満ちていた。

B1 noun /rɪˈsɔːrs/

resource

資源

Meaning

A supply of materials, money, or assets that can be used when needed.

Example

Water is a vital natural resource.

水は重要な自然資源です。

B2 noun /rɪˈsiː.vər/

Receiver

受話器

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.

彼女は電話に出るために受話器を取った。

C2 adjective /rɪˈmiːdiəbl/

remediable

修正可能

Meaning

capable of being corrected or cured

Example

The mistake was serious but still remediable.

その誤りは重大でしたが、まだ修正可能でした。

B2 noun /raɪˈnɒs.ər.əs/

Rhinoceros

サイ

Meaning

a large, heavy animal with thick skin and one or two horns on its nose

Example

The rhinoceros charged through the grassland.

サイは草原を突進した。

A2 adverb /ˈrɛɡjələrli/

regularly

定期的に

Meaning

at regular intervals; in a regular manner

Example

She exercises regularly to stay healthy.

彼女は健康を保つために定期的に運動します。

C1 noun/verb /rɪˈpoʊz/

repose

休息

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.

長い旅の後、彼女は静かな庭で休息を求めた。

B1 verb /rɪˈvjuː/

review

レビュー

Meaning

to examine or assess something again; to write a critical evaluation

Example

I need to review my notes before the exam.

試験前にノートをレビューする必要があります。

C2 verb /rɪˈfrækt/

refract

屈折する

Meaning

To bend light, sound, or heat as it passes through a medium.

Example

The water refracts light, making the straw look bent.

水は光を屈折させ、ストローが曲がって見える。

C1 noun /ˈrɪdəns/

riddance

解放

Meaning

The action of getting rid of something unwanted or unpleasant.

Example

His departure was considered a welcome riddance by the team.

彼の退職はチームにとって歓迎すべき解放と見なされた。

C1 noun rɪˌdʒɛnəˈreɪʃən

regeneration

再生

Meaning

Renewal, growth and development of cells, tissues or energy

Example

Proper rest allows muscle regeneration after exercise.

適切な休息は、運動後の筋肉の再生を促進します。

C2 verb /rɪˈkjʊə/

recure

再治療する

Meaning

to cure again; to remedy a second time

Example

The doctor had to recure the wound after it reopened.

医者は傷が再び開いた後、傷を再治療する必要がありました。

C2 noun/adjective /rɪˈmɒnstrənt/

remonstrant

抗議者

Meaning

A person who makes a forceful protest (noun); protesting or objecting (adjective).

Example

He was a remonstrant voice in the assembly.

彼は集会で抗議の声を上げていた。

C1 noun /ˌres.ɪˈteɪ.ʃən/

Recitation

朗読

Meaning

the action of reciting or repeating aloud from memory

Example

The poetry recitation contest was held in the auditorium.

詩の朗読大会はホールで行われました。

C1 adjective /ˈrɛtroʊˌɡreɪd/

retrograde

後退的

Meaning

moving backward or returning to a worse condition

Example

The policy was seen as a retrograde step for human rights.

その政策は人権に対する後退的な一歩と見なされた。

B1 noun rɪˈsɜː.tʃəz

researchers

研究者

Meaning

People who study and investigate to discover new information or facts.

Example

Researchers are working on innovative solutions.

研究者たちは革新的な解決策に取り組んでいます。

C1 verb /ˌriːˈtʌtʃ/

retouch

修正する

Meaning

To improve or repair a picture, photograph, or image by making small changes.

Example

The photographer retouched the image to remove blemishes.

写真家は画像を修正して、シミを取り除きました。

C1 noun /ˈreɪdiəns/

radiance

輝き

Meaning

the quality of shining with bright light; a glowing or beaming quality

Example

Her face was filled with radiance after hearing the good news.

良いニュースを聞いた後、彼女の顔は輝きで満ちていました。

C1 noun /ˈræp.tʃər/

rapture

狂喜, 恍惚

Meaning

A feeling of intense joy, delight, or ecstasy.

Example

She listened to the music in rapture.

彼女は音楽に没頭して、狂喜していました。

C1 noun /ˈrɛl.ɪk/

relic

遺物

Meaning

an object surviving from an earlier time, often of historical or religious interest

Example

The museum displayed relics from the ancient civilization.

博物館には古代文明の遺物が展示されていました。

C2 noun /ˈræpsədi/

rhapsody

高揚した歌/賛美

Meaning

an expression of great enthusiasm or an epic musical composition

Example

The singer’s performance was a rhapsody of emotions.

歌手のパフォーマンスは感情のラプソディでした。

C1 verb /ˌriːˈkɒn.stɪ.tʃuːt/

reconstitute

再構成する

Meaning

to restore something to its original form or state; to reassemble

Example

The group was reconstituted after the leader returned.

リーダーが戻った後、グループは再構成されました。

B1 noun /ˌrek.ə.menˈdeɪ.ʃən/

Recommendation

Repression

抑圧

Meaning

the action of subduing someone or something by force; the restraint, prevention, or inhibition of a feeling, impulse, etc.

Example

The government's repression of free speech sparked widespread protests.

政府の表現の自由に対する抑圧は、広範な抗議を引き起こした。

C1 verb /ˌriːˈmɒdəl/

remodel

改装する

Meaning

To change the structure or form of something, especially a building.

Example

They decided to remodel their kitchen last summer.

彼らは昨年の夏にキッチンをリモデルすることに決めました。

C1 verb /ˈrʌf.l̩/

ruffle

Meaning

to disturb the smoothness of something; to annoy or upset someone

Example

The wind ruffled her hair.

B1 noun /ˈref.ər.əns/

Reference

参考文献

Meaning

the action of mentioning or alluding to something; a source of information

Example

Please provide references to support your research claims.

研究の主張を支持するために参考文献を提供してください。

B2 noun /ˈrɪk.ʃɔː/

Rickshaw

リクシャ

Meaning

a light two-wheeled passenger vehicle drawn by one or more people

Example

We took a rickshaw to reach the busy marketplace.

忙しい市場に到着するためにリクシャを利用しました。

A2 verb /reɪz/

raise

上げる / 増加させる

Meaning

To lift or move something to a higher position; to increase; to bring up.

Example

She raised her hand to ask a question.

彼女は質問をするために手を上げました。

A2 verb /roʊl/

roll

転がる

Meaning

to move by turning over and over on an axis

Example

She rolled the ball down the hill.

彼女はボールを丘の下に転がしました。

C2 verb /rɪˈtrɛntʃ/

retrench

コスト削減、従業員の解雇

Meaning

to reduce costs, spending, or staff to save resources

Example

The company had to retrench employees due to financial difficulties.

会社は財政的な困難のため、従業員をリトレンチしなければならなかった。

B2 verb /ˌriːprəˈdjuːs/

reproduce

再生する, 繁殖する

Meaning

To make a copy of something; to generate offspring.

Example

Many animals reproduce rapidly in favorable conditions.

多くの動物は好ましい条件下で急速に繁殖します。

B2 noun /ˈriːzənɪŋ/

reasoning

推論

Meaning

the process of thinking about something in a logical way in order to form a conclusion or judgment

Example

Her reasoning for leaving was clear and logical.

彼女の出発の推論は明確で論理的でした。

C1 noun /ˌrɛpəˈreɪʃən/

reparation

賠償

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.

政府は紛争の被害者に賠償を提供しました。

A2 noun /ruːl/

rule

規則

Meaning

an accepted principle or instruction that states what is allowed or what must be done.

Example

There are strict rules about safety in the lab.

実験室には安全に関する厳しい規則があります。

C1 verb /rænt/

rant

怒鳴る

Meaning

to speak or shout in an angry, uncontrolled way

Example

He ranted about the unfair treatment at work.

彼は仕事で不公平な扱いについて叫んでいました。

B1 adjective ˈriː.dʒən.əl

regional

地域の

Meaning

Relating to or characteristic of a region.

Example

Regional hubs support localized industries.

地域のハブは地元産業をサポートします。

C1 adjective /rɪˈkʌr.ənt/

Recurrent

再発性の

Meaning

happening repeatedly; occurring again and again; periodic;

Example

She has been suffering from recurrent headaches for months.

彼女は数ヶ月間、繰り返す頭痛に悩まされています。

B2 adjective /ˈrɪski/

risky

Meaning

Involving the possibility of danger, harm, or loss

Example

Investing in that startup is risky but could bring high rewards.

C1 noun /rɪˈpjuːt/

repute

評判

Meaning

the opinion generally held of someone or something; reputation

Example

He is a scholar of great repute in his field.

彼はその分野で大変な評判を持つ学者です。

B2 noun /ˈrɔɪəlti/

royalty

王族 / ロイヤリティ (著者の収入)

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.

著者は売れた本ごとにロイヤリティを受け取ります。

C2 noun /ruːd/

rood

十字架

Meaning

a crucifix, especially one positioned above the entrance to the chancel of a church

Example

The old church displayed a carved rood above the altar.

古い教会は祭壇の上に彫られた十字架を展示していました。

C1 verb /rɪˈbʌf/

rebuff

拒絶する

Meaning

to reject or refuse in a sharp or abrupt way

Example

She rebuffed his invitation to dinner.

彼女はディナーの招待を断った。

C1 adjective /ˌruː.dɪˈmen.tər.i/

Rudimentary

基本的な; 初歩的な; 未発達な; 発展の初期段階にある

Meaning

basic; elementary; undeveloped; in the earliest stage of development

Example

She has only rudimentary knowledge of French.

彼女はフランス語についての初歩的な知識しか持っていません。

C1 verb /rɪɡ/

rig

操作する

Meaning

to manipulate or control something dishonestly; to set up equipment

Example

The election was rigged by corrupt officials.

選挙は腐敗した役人によって操作されました。

C1 adjective /ˈrʌɡ.ɪd/

Rugged

でこぼこで不規則な; 不規則な表面を持つ; 強くて丈夫な

Meaning

rough and uneven; having a rough irregular surface; tough and strong

Example

The hikers crossed the rugged mountain terrain.

ハイカーたちは荒れた山岳地帯を越えた。

C1 adjective /ˈrep.jə.tə.bəl/

Reputable

評判の良い

Meaning

having a good reputation; respected and trusted

Example

She works for a reputable law firm in the city.

彼女はその都市の評判の良い法律事務所で働いています。

B1 verb /rɪˈviːl/

reveal

明らかにする

Meaning

to make known or show something that was hidden

Example

The investigation revealed the truth.

調査は真実を明らかにした。

C1 noun /ˈrʌfiən/

Ruffian

暴力的な人物; 不良;

Meaning

a violent person, especially one involved in crime; a brutal or lawless person

Example

The ruffian threatened the shopkeeper for money.

不良は店主を金のために脅した。

C1 noun /ˌrek.ənˌsɪl.iˈeɪ.ʃən/

reconciliation

和解

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.

平和条約は和解への重要な一歩でした。

B2 noun /red liːf/

Red leaf

赤い葉

Meaning

red-colored leafy vegetable; amaranth leaves used as greens

Example

Red leaf is rich in iron and is commonly eaten in Bengali households.

赤い葉は鉄分が豊富で、ベンガルの家庭でよく食べられます。

C1 verb /ˈrɛlɪɡeɪt/

relegate

降格する

Meaning

to assign to a lower rank, position, or category

Example

The manager decided to relegate the player to the bench.

マネージャーは選手をベンチにレリゲートすることを決定しました。

C1 adjective /riˈækʃəˌneri/

reactionary

反動的

Meaning

Opposing political or social progress or reform; extremely conservative.

Example

The group took a reactionary stance against the new policies.

グループは新しい政策に対して反動的な立場を取った。

A1 noun /reɪn/

Rain

雨

Meaning

water that falls from clouds in small drops

Example

The heavy rain forced us to stay indoors.

強い雨が私たちを屋内に閉じ込めました。

C1 adjective /ˈræmpənt/

rampant

蔓延する

Meaning

existing or spreading unchecked, often in an undesirable way

Example

Corruption was rampant in the city administration.

腐敗は市の行政で蔓延していた。

A1 noun, verb /rɛst/

rest

Meaning

to cease work or movement in order to relax or recover strength

Example

He needs to rest after the long journey.

C2 adjective /ˈræŋ.kər.əs/

rancorous

恨みを持った

Meaning

Characterized by bitterness or resentment.

Example

Their rancorous debate lasted for hours.

彼らの恨みを持った議論は何時間も続いた。

B1 preposition /rɪˈɡɑrdɪŋ/

regarding

に関して

Meaning

concerning or relating to

Example

The decision regarding the meeting will be made tomorrow.

会議に関する決定は明日行われます。

B2 adjective /rɪˈɡret.ə.bəl/

Regrettable

残念な; 失望させる; 悲しい

Meaning

causing or deserving regret; unfortunate; deplorable

Example

It is regrettable that so many talented people left the company.

こんなに多くの才能ある人々が会社を辞めたのは残念です。

B2 noun /ˈraɪvəlri/

Rivalry

ライバル関係; 競争

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.

二つのチーム間のライバル関係が試合を興奮させた。

B2 adjective /rɪˈspek.tɪv/

Respective

それぞれの; 各自の

Meaning

belonging to each individual; particular to each

Example

The students returned to their respective classrooms after lunch.

学生たちは昼食後、それぞれの教室に戻った。

C2 noun /rʌmp/

Rump

尻; お尻; 背中の下部

Meaning

the hindquarters or buttocks; the lower back area

Example

The horse injured its rump during the fall.

その馬は転倒した際にお尻を痛めました。

C1 noun /ˌriː.əˈdʒʌst.mənt/

readjustment

Meaning

The act of changing or correcting something again to make it suitable or balanced.

Example

After moving to a new city, he went through a period of readjustment.

C2 noun /ˌræʃioʊsɪˈneɪʃən/

ratiocination

推論

Meaning

the process of reasoning or logical thinking

Example

His ratiocination impressed the judges during the debate.

彼の推論は討論中に審査員を感動させた。

C1 verb /rɪˈvoʊk/

revoke

取り消す

Meaning

To officially cancel or withdraw a decision, privilege, or right.

Example

The government decided to revoke his passport.

政府は彼のパスポートを取り消すことを決定した。

C1 noun /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

ロボット支援手術

Meaning

Medical operations performed with the help of robotic systems to enhance precision and control.

Example

Robot-assisted procedures reduce human error.

ロボット支援手術は人為的な誤りを減らします。