smear
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C1 verb /smɪr/

smear

塗る / 中傷する
Meaning
to spread or apply a substance messily; to damage someone's reputation with false or unfair words
Example
The child smeared paint across the wall.
子供が壁にペンキを塗った。
C1 adjective /ɪˈlɒdʒ.ɪ.kəl/

Illogical

非論理的
Meaning
not reasonable or sensible; lacking logic
Example
It would be illogical to go swimming in such cold weather.
こんなに寒い天気で泳ぐのは非論理的です。
C1 noun /ˈpetɪkoʊt/

Petti-coat

ペチコート
Meaning
an undergarment worn by women under a dress or skirt
Example
She wore a white petticoat under her dress.
彼女はドレスの下に白いペティコートを着ていました。
C1 adjective /ɡɔːnt/

gaunt

痩せこけた
Meaning
extremely thin, bony, and haggard in appearance, often due to hunger or illness
Example
After weeks of illness, he looked pale and gaunt.
何週間もの病気の後、彼は青白くて痩せこけて見えた。
C1 adjective /ˈbaʊn.tɪ.fəl/

bountiful

豊富な / 寛大な
Meaning
Large in quantity; abundant; generous in giving.
Example
The farmer was grateful for the bountiful harvest.
農家は豊富な収穫に感謝していた。
C1 verb /ɪmˈpɛl/

impel

Meaning
to drive, force, or urge someone to do something
Example
Her curiosity impelled her to open the mysterious box.
C1 adjective /ˌser.ɪˈmoʊ.ni.əl/

Ceremonial

儀式的
Meaning
relating to or used in ceremonies; formal and ritualistic
Example
The ceremonial dress was worn during the royal wedding.
王室の結婚式で着用される儀式的な衣装でした。
C1 noun ˈθɜː.məl stres

thermal stress

熱応力
Meaning
Stress caused by excessive heat that affects plant growth and development.
Example
High thermal stress affects plant growth.
高い熱的ストレスは植物の成長に影響を与えます。
C1 noun ˌprɒf.ɪ.təˈbɪl.ɪ.ti

profitability

収益性
Meaning
The degree to which a business or activity yields profit or financial gain.
Example
Increasing sales and reducing costs boosted profitability.
販売の増加とコスト削減により収益性が向上しました。
C1 noun /ˈfænsiər/

fancier

愛好家
Meaning
a person who has a special interest in a particular thing or activity, especially animals or hobbies
Example
He is a fancier of rare birds.
彼は珍しい鳥の愛好家です。
C1 noun /ˈdɒktrɪn/

doctrine

教義
Meaning
A set of beliefs or principles held and taught by a religious, political, or other group.
Example
The church follows a strict doctrine on moral values.
教会は道徳的価値に関する厳格な教義を遵守しています。
C1 adjective /ˈneɪm.ləs/

Nameless

名も無き; 匿名の; 不明の; 未確認の
Meaning
having no name; anonymous; unknown; unidentified
Example
The nameless fear haunted him throughout the night.
名も無き恐怖が彼を一晩中追い詰めた。
C1 adjective /pəˈrɪfərəl/

peripheral

周辺的
Meaning
Relating to or situated on the edge or outer parts of something.
Example
The town is located on the peripheral area of the city.
町は都市の周辺エリアに位置しています。
C1 verb /dɪˈsweɪd/

dissuade

思いとどまらせる
Meaning
To persuade someone not to do something.
Example
She tried to dissuade him from quitting his job.
彼女は彼に仕事を辞めさせないように説得しようとした。
C1 verb /bɪˈhoʊld/

behold

見る；目にする
Meaning
to see or observe something, especially something remarkable or impressive
Example
She stood quietly to behold the sunrise over the hills.
彼女は丘の上の日の出を見るために静かに立っていた。
C1 adjective /ˈdʒoʊ.vi.əl/

jovial

陽気な
Meaning
cheerful and friendly in manner
Example
He was in a jovial mood during the family gathering.
彼は家族の集まりで陽気な気分だった。
C1 noun ˈhʌz.bən.dri

husbandry

農業と畜産業
Meaning
The care, cultivation, and breeding of crops and animals; farming and agriculture.
Example
Proper husbandry techniques improve livestock health.
適切な農業技術が家畜の健康を向上させます。
C1 noun /ɪˈlɪpsɪs/

ellipsis

省略記号
Meaning
The omission of words in a sentence, represented by three dots (...).
Example
The writer used an ellipsis to show that part of the quote was omitted.
作家は引用部分が省略されたことを示すために省略記号を使用しました。
C1 noun /ɪmˈbæl.əns/

Imbalance

不均衡
Meaning
lack of proportion or relation between corresponding things; unequal distribution
Example
The doctor said the patient's dizziness was caused by an inner ear imbalance.
医者は患者のめまいが内耳の不均衡によって引き起こされたと言いました。
C1 adjective /kəˈrəʊsɪv/

corrosive

腐食性、有害
Meaning
tending to cause corrosion; harmful or destructive to materials or people
Example
The chemical is highly corrosive and should be handled with care.
この化学物質は非常に腐食性が高く、注意して取り扱う必要があります。
C1 adjective /dɪˈvɔɪd/

devoid

空虚
Meaning
Completely lacking or without something.
Example
His speech was devoid of any real emotion.
彼のスピーチは実際の感情が空虚だった。
C1 adjective /ˈpɑːm.pəs/

Pompous

気取った; うぬぼれた; 過度に豪華な
Meaning
showing off; pretentious; overly grand
Example
His pompous attitude annoyed everyone at the meeting.
彼の気取った態度は会議でみんなを苛立たせました。
C1 adjective /ˈwaɪəri/

wiry

細くて強く、丈夫な
Meaning
Lean, tough, and strong, often with sinewy muscles.
Example
The wiry athlete moved with remarkable speed and agility.
その細いアスリートは驚くべき速度と敏捷性で動いた。
C1 noun /ˌæf.ɚˈmeɪ.ʃən/

affirmation

確認
Meaning
The action or process of affirming something or being affirmed; emotional support or encouragement.
Example
Daily affirmation of self-worth boosts confidence.
自己肯定の毎日の確認は自信を高めます。
C1 adjective /ˈʃɑːdi/

shoddy

粗末な
Meaning
badly made or done; of poor quality
Example
The contractor did a shoddy job on the repairs.
契約者は修理作業で粗末な仕事をしました。
C1 noun /rɑk sɔlt/

Rock Salt

岩塩
Meaning
natural salt crystals formed from evaporated ancient seas; unrefined salt
Example
Rock salt is considered healthier than table salt.
岩塩はテーブルソルトよりも健康的だと考えられています。
C1 adjective/noun nɪˈmɒn.ɪk

mnemonic

記憶術、記憶を助ける技術
Meaning
Assisting or intended to assist memory; a device or technique to aid memory.
Example
A mnemonic device helps students remember complex concepts.
ニーモニック装置は学生が複雑な概念を覚えるのに役立ちます。
C1 noun /ˌæfəˈdeɪvɪt/

affidavit

宣誓供述書
Meaning
a written statement confirmed by oath or affirmation, used as evidence in court
Example
The witness submitted an affidavit to the court.
証人は裁判所にアフィダビットを提出しました。
C1 noun /ˌdiːˈmer.ɪt/

Demerit

欠点; 不利; 過ちや違反に対して与えられるマーク
Meaning
a fault or disadvantage; a mark given for a fault or offense
Example
The student received a demerit for arriving late to class repeatedly.
その生徒は繰り返し遅刻したため、デメリットを受けました。
C1 adjective /ˈtrænziənt/

Transient

一時的な; 使い捨て
Meaning
lasting for only a short time; temporary
Example
The beauty of spring flowers is transient.
春の花の美しさは一時的です。
C1 adjective /ˈpɪər.ləs/

Peerless

比類のない; 無敵の; ライバルなし
Meaning
unequaled; having no match or equal; without rival
Example
Her peerless beauty captivated everyone.
彼女の比類のない美しさはすべてを魅了しました。
C1 verb /kəˈpɪtjʊˌleɪt/

capitulate

降伏する
Meaning
to surrender or give in after resisting
Example
The army had no choice but to capitulate to the enemy.
軍隊は敵に降伏せざるを得なかった。
C1 noun /ˈnek.səs/

Nexus

接続; 結びつき;
Meaning
a connection or series of connections linking two or more things
Example
There's a clear nexus between education and economic development.
教育と経済発展の間には明確なネクサスがあります。
C1 adjective /ˌɪrɪˈprɛsəbl̩/

irrepressible

抑制できない
Meaning
Impossible to control or restrain.
Example
She had an irrepressible urge to laugh during the speech.
彼女はスピーチ中に抑制できない笑いの衝動を隠すことができませんでした。
C1 noun /səˈbraɪəti/

sobriety

節制
Meaning
the state of being sober; self-restraint and seriousness
Example
He has maintained his sobriety for five years.
彼は5年間その節制を保っています。
C1 phrase ˌbaɪ.oʊ.daɪˈvɜː.sɪ.ti ˌprez.əˈveɪ.ʃən

biodiversity preservation

生物多様性の保護
Meaning
The protection and conservation of the variety of life in all its forms, including different species, genetic diversity, and ecosystems.
Example
Biodiversity preservation is critical for ecological balance.
生物多様性の保護は生態系のバランスにとって重要です。
C1 adjective /ˈtɛlˌteɪl/

telltale

明白な
Meaning
Revealing something that is usually hidden; giving away a secret or clue.
Example
The telltale signs of fatigue were visible on his face.
疲労の明白な兆候が彼の顔に現れていた。
C1 noun /ˈkɒnstənsi/

constancy

不変/忠実
Meaning
the quality of being faithful and dependable
Example
Her constancy in friendship is admirable.
彼女の友情での忠実さは賞賛に値します。
C1 adjective /ˈreɪdiənt/

radiant

輝く
Meaning
Shining brightly; expressing great happiness.
Example
She looked radiant in her wedding dress.
彼女はウェディングドレスで輝いて見えました。
C1 noun /ˈskɛptɪk/

skeptic

懐疑論者
Meaning
A person who doubts or questions accepted beliefs or claims.
Example
The scientist was a skeptic of theories without solid evidence.
その科学者は確固たる証拠のない理論に懐疑的でした。
C1 noun /ɡriːn ˈkəʊ.kə.nʌt/

Green Coconut

緑のココナッツ
Meaning
a young coconut with green outer shell containing refreshing coconut water
Example
We drank fresh water from a green coconut on the beach.
私たちはビーチで緑のココナッツから新鮮な水を飲みました。
C1 noun /rɪˈkɒnɪsəns/

reconnaissance

偵察
Meaning
A survey or exploration, especially for military or strategic purposes.
Example
The soldiers conducted a reconnaissance of the enemy camp.
兵士たちは敵のキャンプの偵察を行った。
C1 noun /ˌmʌltɪˈplɪsɪti/

multiplicity

多様性
Meaning
A large number or variety of something.
Example
The project faced a multiplicity of challenges.
プロジェクトは多様な課題に直面しました。
C1 noun ˌriːˌvaɪ.təl.aɪˈzeɪ.ʃən

revitalization

再生
Meaning
The action of giving new life and vitality to something.
Example
Proper rest and nutrition lead to revitalization of the body.
適切な休息と栄養は体のリバイタライゼーションに繋がります。
C1 noun /ˈmæɡneɪt/

Magnate

大物; ビジネスや産業で裕福で影響力のある人物
Meaning
A wealthy and powerful businessperson or industrialist
Example
The oil magnate owned dozens of refineries across the country.
その石油マグネートは、国内に数十の精製所を所有していました。
C1 adjective /ʌnˈtɛnəbl/

untenable

維持できない
Meaning
not able to be maintained or defended against attack or objection
Example
The politician resigned when his position became untenable.
政治家は彼の立場が維持できなくなったときに辞職しました。
C1 noun /ˈdʒʊərər/

juror

陪審員
Meaning
a member of a jury who is chosen to hear evidence in a legal case and help make a decision
Example
The juror listened carefully to the witness’s testimony.
陪審員は証人の証言を慎重に聞きました。
C1 adjective /ɪnˈflæməˌtɔːri/

inflammatory

幸せ
Meaning
causing inflammation in the body; arousing anger, hostility, or strong emotion
Example
His inflammatory speech triggered protests across the city.
彼女は賞を受け取ったとき、幸せそうな表情を隠せなかった。
C1 adjective /ˌaʊt ən ˈaʊt/

out-and-out

完全な
Meaning
complete; absolute; used to emphasize something extreme
Example
The speech was an out-and-out lie.
そのスピーチは完全な嘘だった。
C1 noun /ˈɪŋklɪŋ/

inkling

予感
Meaning
A slight idea, hint, or suspicion about something.
Example
She had an inkling that he was planning a surprise.
彼女は彼がサプライズを計画しているという予感を持っていた。
C1 adjective /rɪˈmiːdiəl/

Remedial

修正的; 治療的; 回復的;
Meaning
intended as a remedy; corrective; providing a cure;
Example
The students need remedial classes to improve their math skills.
学生は数学スキルを向上させるためにリメディアルクラスが必要です。
C1 noun ˌæɡ.rəʊˈkem.ɪ.kəl

agrochemical

農業化学物質
Meaning
A chemical product used in agriculture, especially a pesticide or fertilizer.
Example
Excessive use of agrochemicals can degrade soil quality.
過度なアグロケミカルの使用は土壌の質を低下させる可能性があります。
C1 verb /rɪˈvɜːrbəreɪt/

reverberate

反響する
Meaning
To echo repeatedly or have continuing effects.
Example
The sound of the explosion reverberated through the valley.
爆発音は谷を通り過ぎて反響しました。
C1 noun /ˈmʌf.lər/

Muffler

マフラー
Meaning
a long strip of cloth worn around the neck for warmth
Example
She wrapped a warm muffler around her neck before going outside.
彼女は外に出る前に暖かいマフラーを首に巻いた。
C1 verb /pɜːrdʒ/

purge

浄化する
Meaning
To remove unwanted feelings, people, or things; to cleanse or purify.
Example
The new leader promised to purge corruption from the government.
新しいリーダーは政府から腐敗を一掃することを約束しました。
C1 verb /snɪp/

snip

切る
Meaning
to cut something quickly with scissors or a sharp tool
Example
She snipped the loose thread from her dress.
彼女はドレスの緩んだ糸を切りました。
C1 noun /ˌɪmɔːrˈtæləti/

immortality

不死; 永遠の命
Meaning
the state of living forever; eternal life or lasting fame beyond death
Example
Many ancient cultures believed that heroes could achieve immortality through great deeds.
多くの古代文化では、英雄が偉業によって不死を得られると信じられていた。
C1 verb /hɔːrd/

hoard

蓄える
Meaning
to accumulate and hide away a large supply of something, often secretly
Example
During the crisis, many people began to hoard food and water.
危機の間、多くの人々が食べ物と水を蓄え始めました。
C1 noun /ˈpæs.ɪ.fɪst/

pacifist

平和主義者
Meaning
a person who believes in peace and opposes war or violence
Example
She is a committed pacifist who campaigns against armed conflict.
彼女は武力紛争に反対する活動を行っている熱心な平和主義者です。
C1 noun /ˈherən/

Heron

サギ
Meaning
large wading bird with long legs and neck that feeds on fish
Example
The heron stood motionless by the water's edge, waiting for fish.
サギは水辺でじっとして、魚を待っていました。
C1 noun /ˈɛf.ɪ.kə.si/

efficacy

効果
Meaning
The ability to produce a desired or intended result; effectiveness.
Example
The efficacy of the vaccine has been proven in trials.
ワクチンの効果は試験で証明されました。
C1 noun ˌrɛk.əˈlɛk.ʃən

Recollection

記憶
Meaning
Remembering past events or information
Example
His recollection of childhood memories was vivid.
彼の子供時代の記憶は鮮明だった。
C1 noun /ˌɪnkwɪˈzɪʃən/

inquisition

尋問
Meaning
A prolonged and intense questioning or investigation, often harsh in nature.
Example
The journalist faced an inquisition from the panel about his sources.
ジャーナリストは、自分の情報源に関するパネルからの厳しい尋問に直面した。
C1 adjective /ˌrɛprɪˈhɛnsəbl̩/

reprehensible

非難すべき
Meaning
Deserving strong criticism or blame.
Example
His dishonest actions were truly reprehensible.
彼の不誠実な行動は本当に非難すべきものでした。
C1 adjective /ˌʌnrɪˈfaɪnd/

unrefined

未精製の
Meaning
not processed or purified; lacking polish or sophistication
Example
The unrefined oil must be processed before it can be used as fuel.
未精製の石油は燃料として使う前に処理する必要がある。
C1 adverb /ˈiːstwədz/

Eastwards

東へ
Meaning
towards the east; in an eastern direction
Example
The river flows eastwards into the ocean.
川は東へ流れて海へ向かう。
C1 noun /ˈɡoʊld.smɪθ/

Goldsmith

金細工師
Meaning
a person who makes or repairs articles of gold
Example
The goldsmith crafted a beautiful wedding ring.
金細工師は美しい結婚指輪を作りました。
C1 noun /ˈlɛk.sɪ.kɒn/

lexicon

語彙
Meaning
The vocabulary of a person, language, or branch of knowledge; a collection of words and terms.
Example
A translator must have a vast lexicon of both languages.
翻訳者は両方の言語の広大な語彙を持っていなければならない。
C1 adjective /ˈɡæl.ənt/

gallant

勇敢な, 英雄的な
Meaning
Brave, heroic, or chivalrous.
Example
The gallant firefighter saved the child from the burning building.
その勇敢な消防士は燃えている建物から子供を助けました。
C1 noun ˈælərdʒən

allergen

アレルギー反応を引き起こす物質
Meaning
A substance that causes an allergic reaction.
Example
Pollen is a common allergen that affects many people.
花粉は多くの人々に影響を与える一般的なアレルゲンです。
C1 adjective /ˌʌnəˈfɛktɪd/

unaffected

無影響な, 自然な
Meaning
Not influenced or touched by something; genuine and natural.
Example
He remained unaffected by the criticism and kept working hard.
彼は批判に動じることなく、懸命に働き続けました。
C1 verb, noun /træmp/

tramp

放浪者 / 重い足取りで歩く
Meaning
to walk heavily or noisily; a person who travels from place to place on foot, often homeless
Example
They tramped through the forest in heavy boots.
彼らは重いブーツを履いて森の中を歩きました。
C1 adjective ɪnˈkʌm.bənt

incumbent

義務的な
Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
すべての市民が法律を守るのは義務である。
C1 adjective /ˈdraʊ.zi/

Drowsy

眠い; 疲れた; 無気力な
Meaning
feeling sleepy and lethargic; half asleep; tired
Example
I felt drowsy after the heavy meal.
重い食事の後、眠気を感じました。
C1 verb /prəˈkjʊər/

procure

調達する
Meaning
to obtain something, especially with effort or difficulty
Example
They managed to procure enough supplies for the expedition.
彼らは遠征のために十分な物資を調達することができました。
C1 adjective /rɪˈpʌl.sɪv/

Repulsive

嫌悪感を引き起こす; 不快な; 嫌悪を引き起こす
Meaning
extremely unpleasant; causing strong dislike or disgust
Example
The smell of rotten eggs was absolutely repulsive.
腐った卵の匂いは完全に嫌悪感を引き起こしました。
C1 noun /kəˈpɪl.ər.iz/

capillaries

毛細血管
Meaning
Any of the fine branching blood vessels that form a network between the arterioles and venules.
Example
Broken capillaries cause dark circles.
壊れた毛細血管は暗い輪を引き起こす。
C1 adjective /rɪˈsɔːrs ɪˈfɪʃ.ənt/

resource-efficient

資源効率的
Meaning
Using resources in a way that minimizes waste and maximizes productivity.
Example
Resource-efficient farming conserves water and energy.
資源効率的な農業は、水とエネルギーを節約します。
C1 adjective /rɪˈsɛptɪv/

receptive

受容的
Meaning
Willing to listen to or accept new ideas, suggestions, or experiences.
Example
She was receptive to feedback from her colleagues.
彼女は同僚からのフィードバックを受け入れる姿勢を持っていました。
C1 adjective /ˈspaɪn.ləs/

Spineless

勇気がない; 意志が弱い; 臆病
Meaning
lacking courage or determination; weak-willed
Example
He was too spineless to stand up for his beliefs.
彼は自分の信念を貫くには、あまりにも臆病すぎた。
C1 adjective /ˈdaɪ.si/

dicey

危険な
Meaning
Risky or unpredictable; potentially dangerous.
Example
Investing in that company looks pretty dicey right now.
その会社への投資は今、かなり危険なように見える。
C1 noun, verb /ɡliːm/

gleam

きらめき
Meaning
a small or brief shining light; to shine softly
Example
A gleam of hope appeared in her eyes.
彼女の目に希望の光が現れた。
C1 noun /ˈdeɪ.li.ə/

Dahlia

ダリア
Meaning
a garden plant with brightly colored flowers that bloom in summer and autumn
Example
She planted colorful dahlias in her garden last summer.
彼女は昨年の夏に庭にカラフルなダリアを植えました。
C1 noun /ɪnˈdjuːsmənt/

inducement

誘因
Meaning
something that persuades or encourages someone to do something
Example
The company offered a bonus as an inducement to employees.
会社は従業員にインセンティブとしてボーナスを提供しました。
C1 adjective ˈfæʃ.ɪst

fascist

ファシスト
Meaning
Relating to or characteristic of fascism; extremely authoritarian.
Example
Fascist governance undermines freedom.
ファシスト政権は自由を脅かす。
C1 adjective /ˌhɪpəˈkrɪtɪkəl/

Hypocritical

偽善的な
Meaning
behaving in a way that contradicts one's stated beliefs or values
Example
It's hypocritical to preach honesty while lying yourself.
嘘をつきながら正直を説くのは偽善的です。
C1 adjective /ɪˈnɔːrdənət/

inordinate

過度の
Meaning
Excessive or unusually large in degree.
Example
She spent an inordinate amount of time on her phone.
彼女は電話に過度の時間を費やしました。
C1 noun /ˈsɔːrsəri/

sorcery

魔法
Meaning
the use of magical powers, especially through spells and enchantments
Example
The villagers believed the illness was caused by sorcery.
村人たちは病気が魔法によって引き起こされたと信じていました。
C1 verb /slɪŋ/

sling

投げる、掛ける
Meaning
to throw or hang something roughly or carelessly
Example
He slung his bag over his shoulder before leaving.
彼は出発前に肩にバッグをかけた。
C1 verb ˈɔː.kɪ.streɪ.tɪd

orchestrated

精巧に組織された
Meaning
Planned or coordinated carefully and deliberately.
Example
The attacks were orchestrated with precision.
攻撃は正確に組織されていた。
C1 adjective /ɪkˈstætɪk/

ecstatic

興奮している
Meaning
Feeling or expressing overwhelming happiness or excitement.
Example
The fans were ecstatic after their team won the championship.
ファンたちはチームがチャンピオンになった後、興奮していました。
C1 noun /ˈhed.weɪ/

Headway

進展; 前進; 発展
Meaning
forward movement or progress, especially when this is slow or difficult
Example
Despite the challenges, the research team made significant headway in developing the new vaccine.
挑戦にもかかわらず、研究チームは新しいワクチンの開発において重要な進展を遂げました。
C1 verb /ˈkɪndəl/

kindle

灯す
Meaning
to light a fire; to arouse or inspire
Example
She kindled the campfire with dry wood.
彼女は乾いた木でキャンプファイヤーを灯しました。
C1 adjective /ˌkætəˈklɪzmɪk/

cataclysmic

壊滅的
Meaning
Relating to or denoting a violent natural event or upheaval.
Example
The war had cataclysmic effects on the nation's economy.
戦争は国の経済に壊滅的な影響を与えた。
C1 verb /ɡʌʃ/

gush

流れる
Meaning
to flow out suddenly and forcefully, or to express something enthusiastically
Example
Tears began to gush from her eyes.
涙が彼女の目からガシュと流れ出した。
C1 adjective /hɔːrs/

Hoarse

しゃがれ声; 叫びすぎや病気でしゃがれる
Meaning
rough or harsh in sound; having a rough voice from shouting or illness
Example
His voice became hoarse after shouting at the concert.
コンサートで叫んだ後、彼の声はしゃがれた。
C1 noun /ˌkɒn.stəˈleɪ.ʃən/

constellation

星座
Meaning
a group of stars forming a recognizable pattern in the night sky
Example
Orion is one of the most famous constellations.
オリオン座は最も有名な星座の一つです。
C1 verb /dɪsˈɑːrm/

disarm

武装解除する
Meaning
to take weapons away from someone; to make someone feel less hostile
Example
The soldiers were ordered to disarm the rebels.
兵士たちは反乱者の武装を解除するよう命じられた。
C1 verb /ˈdʒepərdaɪz/

jeopardize

危険にさらす
Meaning
to put something at risk of being damaged or destroyed
Example
His reckless behavior could jeopardize his career.
彼の無謀な行動は彼のキャリアを危険にさらす可能性がある。
C1 noun /kɒzˈmɒlədʒi/

cosmology

コスモロジー
Meaning
the science of the origin and development of the universe
Example
She studied cosmology to understand the origins of the universe.
彼女は宇宙の起源を理解するためにコスモロジーを学んだ。
C1 adjective /ˈlækˌlʌstər/

lackluster

輝きがない
Meaning
Lacking in vitality, force, or conviction; uninspired or uninspiring.
Example
The lackluster performance disappointed the audience.
輝きがないパフォーマンスは観客を失望させました。
C1 noun /ˈtrɛtʃəri/

treachery

裏切り
Meaning
Betrayal of trust; deceptive action or nature.
Example
His treachery was revealed when he sided with the enemy.
彼の裏切りは、敵側についていることが明らかになった時に明らかになった。
C1 noun /ˌɒk.sɪ.dʒɪˈneɪ.ʃən/

oxygenation

酸素供給または治療
Meaning
The process of supplying or treating with oxygen.
Example
Deep breathing exercises improve oxygenation of the body.
深呼吸の練習は身体の酸素供給を改善します。
C1 adjective vəˈreɪ.ʃəs

voracious

貪欲な
Meaning
Having a very eager approach to an activity; wanting or devouring great quantities of food or having an insatiable appetite.
Example
He has a voracious appetite for knowledge.
彼は知識に対して貪欲な食欲を持っている。
C1 verb /ˌaʊtˈstrɛtʃ/

outstretch

外に伸ばす
Meaning
To extend or stretch something outward.
Example
He outstretched his hand to help her up.
彼は彼女を助けるために手を差し出した。
C1 verb /ˈsaɪdˌstɛp/

sidestep

回避する
Meaning
To avoid something by stepping aside; to evade a problem or question indirectly.
Example
The politician tried to sidestep the difficult question.
政治家はその難しい質問を避けようとした。
C1 verb /kənˈvɜːrdʒ/

converge

合流する
Meaning
to come together from different directions; to meet at a point
Example
The roads converge at the city center.
道路は市の中心で合流します。
C1 verb /ɪmˈpiːtʃ/

impeach

Meaning
To charge a public official with misconduct while in office.
Example
The parliament voted to impeach the president.
C1 adjective /ˈmuː.və.bl̩/

Movable

可動の; ポータブル; 移動可能
Meaning
capable of being moved; not fixed in position
Example
The furniture is movable so we can rearrange the room easily.
家具は可動なので、部屋を簡単に再配置できます。
C1 noun /ˌhɑːmənaɪˈzeɪʃən/

harmonization

調和、統一
Meaning
The process of making things compatible or consistent with one another.
Example
The harmonization of different policies ensures consistent results.
異なる方針の調和は一貫した結果を保証します。
C1 noun /kəˈlaɪdəˌskoʊp/

kaleidoscope

万華鏡
Meaning
A toy or instrument with mirrors and colored pieces that create changing patterns when rotated; also used metaphorically for a constantly changing sequence of patterns or elements.
Example
The city lights turned into a kaleidoscope of colors as the festival began.
祭りが始まると、街の明かりは色とりどりの万華鏡に変わった。
C1 verb /bɪˈɡrʌdʒ/

begrudge

誰かが何かを持っていることに対して妬む / 何かを嫌々与える
Meaning
to resent someone for having something; to give reluctantly
Example
She did not begrudge him his success.
彼女は彼の成功に嫉妬しなかった。
C1 noun ɡrɪt

grit

決意
Meaning
Long-term determination and perseverance in the face of hardship and challenges.
Example
His grit and hard work led him to success.
彼の決意と努力は彼を成功へと導いた。
C1 verb /diːˈhaɪdreɪt/

dehydrate

Meaning
to remove water from something; to lose water or body fluids
Example
Running in the heat can quickly dehydrate you.
C1 adjective /təˈrɛstriəl/

terrestrial

陸生
Meaning
Relating to the Earth or land as opposed to the sea or air; living or growing on land.
Example
Humans are terrestrial beings who live on land.
人間は陸上で生きる陸生の生物です。
C1 verb /bɪˈstoʊ/

bestow

授与する
Meaning
To give or present something as a gift or honor.
Example
The king bestowed honors upon the brave soldiers.
王は勇敢な兵士に栄誉を授けました。
C1 noun /əˈpɒsəl/

apostle

使徒, 擁護者
Meaning
A vigorous and pioneering advocate or supporter of a particular cause, often used for the early Christian disciples.
Example
He became an apostle of environmental protection.
彼は環境保護の使徒となった。
C1 noun /ˈɒfʃuːt/

offshoot

分岐
Meaning
A branch or result that develops from something larger or more important.
Example
The startup was an offshoot of a major tech company.
そのスタートアップは大手テクノロジー企業からの分岐でした。
C1 noun /ˈtruː.ənt/

Truant

無断で学校を休む生徒; 責任を回避する人
Meaning
a student who stays away from school without permission; a person who shirks duty
Example
The principal called the parents when their child was caught playing truant.
校長は、子供が学校をさぼっているのを見つけたとき、親に電話をかけました。
C1 noun,verb /pleɪt/

plait

編み込み
Meaning
a braid of hair or straw; to braid
Example
She decided to plait her hair before the party.
彼女はパーティーの前に髪を編むことに決めました。
C1 adjective /rɪˈsɜːrdʒənt/

resurgent

復活した
Meaning
Becoming strong, active, or popular again.
Example
The resurgent economy gave hope to many businesses.
復活した経済は多くのビジネスに希望を与えた。