cameo
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C1 noun /ˈkæmi.oʊ/

cameo

カメオ
Meaning
a small but significant role in a play, film, or show, often performed by a well-known person
Example
The actor made a surprise cameo in the movie.
その俳優は映画でサプライズのカメオを果たした。
C1 adjective /ˈæŋ.ɡjə.lər/

Angular

角度的な
Meaning
having sharp corners or edges; relating to angles
Example
The building has an angular design with sharp corners.
その建物は鋭い角を持つ角度的なデザインです。
C1 noun /ˈsteɪl.meɪt/

stalemate

行き詰まり
Meaning
A situation in which no progress can be made or no party can win.
Example
Negotiations ended in a stalemate.
交渉は行き詰まりました。
C1 adjective /ˈflæʃi/

flashy

派手な, 目立つ
Meaning
ostentatious or showy in a way that attracts attention
Example
He drove a flashy sports car through the city streets.
彼は市街地を派手なスポーツカーで走った。
C1 noun ˌmɪt.ɪˈɡeɪ.ʃən

mitigation

緩和
Meaning
The action of reducing the severity, seriousness, or painfulness of something.
Example
Mitigation of climate change requires collective effort.
気候変動の緩和には共同の努力が必要です。
C1 adjective /haɪˈdrɔːlɪk/

hydraulic

油圧の
Meaning
operated by the pressure of liquid, especially water or oil
Example
The mechanic repaired the hydraulic system of the machine.
機械工は機械の油圧システムを修理しました。
C1 adjective /ˈdiːviəs/

devious

狡猾な
Meaning
Skillful at using underhanded tactics to achieve goals; not straightforward.
Example
He used a devious plan to gain control of the company.
彼は会社の支配権を握るために、狡猾な計画を使いました。
C1 noun /ˈrɛtrəsˌpɛkt/

retrospect

回顧
Meaning
the act of looking back on or reviewing past events
Example
In retrospect, the decision seemed unwise.
回顧すると、その決定は賢明ではなかったように思えた。
C1 verb /luːt/

loot

略奪する
Meaning
to steal goods, typically during war, riot, or chaos
Example
The rioters looted several shops during the protest.
抗議の間に暴動者たちはいくつかの店を略奪した。
C1 noun koʊˈhisɪv ˈjunɪts

cohesive units

結束した単位
Meaning
Groups or organizations that work together as unified wholes, with members closely bound together.
Example
Early humans formed cohesive units for survival.
初期の人類は生存のために結束した単位を作った。
C1 adjective /ˈfruːt.ləs/

Fruitless

無駄な; 実を結ばない; 無益な;
Meaning
unsuccessful; futile; pointless;
Example
After hours of searching, their efforts proved fruitless.
数時間の探索の後、彼らの努力は無駄であることが証明されました。
C1 adjective /ˈsiːzənəbəl/

Seasonable

季節に適した
Meaning
occurring at the right time; appropriate for the season; timely
Example
The seasonable rain helped the farmers with their crops.
季節の雨が農家の作物を助けました。
C1 adjective, noun /ˈmɑːrʃən/

martian

火星人
Meaning
Related to the planet Mars; or an imaginary being from Mars.
Example
The movie showed a Martian visiting Earth.
映画は火星人が地球を訪れるシーンを見せた。
C1 verb /zæɡ/

zag

急激に方向転換する
Meaning
to make a sharp change in direction, especially in a zigzag pattern
Example
The rabbit zagged quickly to escape the fox.
ウサギは狐から逃げるために素早く急激に方向転換した。
C1 verb /skɔːrtʃ/

scorch

焦がす
Meaning
to burn the surface of something slightly
Example
The fire scorched the walls of the building.
火事が建物の壁を焦がした。
C1 noun ˌvɛn.əˈreɪ.ʃən

veneration

尊敬
Meaning
Great respect; reverence; the action of regarding with great respect or reverence.
Example
Many cultures show veneration for their ancestors.
多くの文化が祖先に対して尊敬を示します。
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 adjective /ˈkwɪzɪkəl/

quizzical

困惑した, 質問のような
Meaning
Expressing mild or amused puzzlement.
Example
She gave him a quizzical look when he made the strange comment.
彼が奇妙なコメントをしたとき、彼女は困惑した表情を彼に向けました。
C1 adjective /ˌθiːəˈlɒdʒɪkl/

theological

神学的
Meaning
Relating to the study of theology or religious belief.
Example
He wrote a theological paper on the concept of divine justice.
彼は神の正義の概念についての神学的な論文を書いた。
C1 adjective /ˌkɒnvəˈlɛsnt/

convalescent

回復中の、病気や治療から回復している
Meaning
recovering from an illness or medical treatment
Example
The hospital has a special ward for convalescent patients.
病院には回復中の患者のための特別な病棟があります。
C1 noun /fæd/

fad

一時的な流行、トレンド
Meaning
a temporary fashion or trend; a short-lived craze
Example
The new diet became a popular fad among teenagers.
新しいダイエットはティーンエイジャーの間で人気の一時的なトレンドとなった。
C1 noun ˌrev.əˈluː.ʃən.ər.i ɪˈnɪʃ.ə.tɪv

revolutionary initiative

革命的イニシアティブ
Meaning
A groundbreaking action or plan that brings about significant change or transformation.
Example
The revolutionary initiative promotes sustainable energy.
革命的なイニシアティブは持続可能なエネルギーを促進します。
C1 verb ˈsɪn.ɚ.dʒaɪz

synergize

効率を高めるために協力する。
Meaning
combine in such a way as to enhance effectiveness.
Example
The departments must synergize to improve efficiency.
部門は効率を向上させるためにシナージズしなければならない。
C1 noun /ˈprɒfəsi/

prophecy

予言
Meaning
a prediction or message about the future, often believed to be divinely inspired
Example
The prophecy foretold the rise of a great leader.
その予言は偉大な指導者の登場を予見していた。
C1 verb /dɪˈɡreɪd/

degrade

Meaning
To lower in dignity, quality, or value; to treat with disrespect or to deteriorate.
Example
Harsh words can degrade a person's confidence.
C1 adjective /ˌʌnkɒnstɪˈtuːʃənəl/

Unconstitutional

違憲の
Meaning
not in accordance with a political constitution; violating constitutional principles
Example
The court declared the new law unconstitutional.
裁判所は新しい法律が違憲であると宣言しました。
C1 adjective /ˌɪnkənˈsiːvəbl̩/

inconceivable

想像できない
Meaning
Impossible to imagine or believe; beyond comprehension.
Example
It seemed inconceivable that she could finish the marathon after such little training.
彼女があれほどのトレーニングでマラソンを完走できるとは想像できなかった。
C1 adjective /ˌbaɪˈlæt.ər.əl/

bilateral

二国間
Meaning
An agreement or relationship between two parties that is mutual, two-sided, or reciprocal.
Example
The two countries signed a bilateral trade agreement.
二国は二国間貿易協定に署名しました。
C1 noun /ˌsʌpəˈzɪʃən/

supposition

仮定
Meaning
An assumption or belief that something is true without certain proof.
Example
His plan was based on the supposition that the market would recover quickly.
彼の計画は、市場がすぐに回復するという仮定に基づいていました。
C1 adjective /ʌnˈsəʊʃəl/

unsocial

非社交的な
Meaning
not enjoying the company of others; avoiding social interaction; contrary to social norms
Example
He prefers unsocial hours so he can work alone without interruptions.
彼は一人で働くために非社交的な時間を好む。
C1 noun /ˈmɒnəlɪθ/

monolith

モノリス
Meaning
A large single upright block of stone, or a large, powerful, indivisible organization or system.
Example
The ancient monolith stood in the desert for centuries.
古代のモノリスは何世紀にもわたって砂漠に立っていました。
C1 adverb /ˈfɪksɪdli/

Fixedly

固定的に
Meaning
in a steady, unmoving manner; with intense concentration
Example
He stared fixedly at the painting.
彼は絵を固定的に見つめていた。
C1 noun /ˈkɔːkəs/

caucus

政治的集会
Meaning
A meeting of members of a political party to select candidates or decide policy.
Example
The party held a caucus to nominate their candidate for president.
党は大統領候補者を指名するために集会を開いた。
C1 noun /ˈʃoʊ.vəˌnɪz.əm/

chauvinism

Meaning
Excessive or prejudiced support for one's own cause, group, or gender, often with contempt for others.
Example
The company's culture was criticized for promoting male chauvinism.
C1 verb /ʃʌn/

Shun

避ける
Meaning
to deliberately avoid or stay away from someone or something
Example
He shuns public attention and prefers privacy.
彼は公の注目を避け、プライバシーを好む。
C1 adjective /ˈpəʊ.tənt/

Potent

強力な; 効果的な; 影響力のある
Meaning
having great strength, power, or effect; influential
Example
The medicine is very potent and should be taken carefully.
その薬は非常に強力であり、慎重に服用すべきです。
C1 verb/noun /ˈsɒldər/

solder

はんだ付け
Meaning
To join metal parts together by melting and putting a filler metal into the joint
Example
He soldered the broken wires back together.
彼は壊れた配線を再びはんだ付けしました。
C1 verb /ˈdʒʌk.stə.poʊz/

juxtapose

異なる二つの物を並べて置く
Meaning
To place two different things close together to show how they are different or similar.
Example
The artist juxtaposed traditional and modern elements in his painting.
アーティストは彼の絵画で伝統的と現代的な要素を並べて置きました。
C1 noun /aɪˈdiː.ə.lɪ.zəm/

Idealism

理想主義
Meaning
the pursuit of high principles and noble goals; unrealistic pursuit of perfection
Example
His youthful idealism motivated him to join various social justice movements.
彼の若い理想主義は、彼を様々な社会正義運動に参加させる原動力となった。
C1 adjective /əbˈtjuːs/

Obtuse

鈍い; 理解が遅い; 愚か
Meaning
annoyingly insensitive or slow to understand; lacking in intelligence or perception
Example
He was being deliberately obtuse about the instructions.
彼は指示に関して意図的に鈍かった。
C1 noun /prɪˈdɒmɪnəns/

predominance

優越性
Meaning
The state of being greater in number, strength, or importance.
Example
The predominance of online shopping has changed retail forever.
オンラインショッピングの優越性が小売業を永遠に変えました。
C1 adjective /ˈɡæsiəs/

gaseous

気体の
Meaning
Relating to or having the form of gas.
Example
Carbon dioxide is a gaseous substance.
二酸化炭素は気体の物質です。
C1 verb /ˈɛkstrəˌdaɪt/

extradite

引き渡す
Meaning
to hand over a person accused or convicted of a crime to another country or state
Example
The government agreed to extradite the fugitive to his home country.
政府はその逃亡者を自国に引き渡すことに同意した。
C1 noun /ˈblɛm.ɪʃ/

blemish

欠点
Meaning
A small mark or flaw that spoils the appearance of something.
Example
The mirror had a small blemish on the surface.
鏡には表面に小さな欠点があった。
C1 verb /dɪˈzɪst/

desist

Meaning
to stop doing something, especially an action considered wrong or undesirable
Example
The judge ordered the company to desist from unfair practices.
C1 verb /ˈsælvɪdʒ/

salvage

救助
Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
彼らは火事からいくつかの物を救出することに成功した。
C1 noun /ˌdɜːrməˈtɑːlədʒɪst/

dermatologist

皮膚科医
Meaning
A doctor who specializes in the treatment of skin diseases.
Example
She consulted a dermatologist for her skin allergy.
彼女は皮膚のアレルギーのために皮膚科医に相談した。
C1 noun /əˈliː.dʒəns/

allegiance

忠誠
Meaning
Loyalty or commitment of a subordinate to a superior or of an individual to a group or cause.
Example
Soldiers take an oath of allegiance to their country.
兵士たちは自国に忠誠の誓いを立てます。
C1 adjective rɪˈsɛʃ.ən.er.i

recessionary

不況に関する
Meaning
Relating to or characterized by economic recession.
Example
Governments introduce policies to counter recessionary effects.
政府は景気後退の影響に対処するために政策を導入しています。
C1 noun ˈsʌfrɪdʒ

suffrage

選挙権
Meaning
The right to vote in political elections; the principle of political representation.
Example
Universal suffrage was a key demand.
普遍的な選挙権は重要な要求でした。
C1 noun /ˈfɔːrˌbɛər/

forebear

先祖
Meaning
An ancestor, especially one who lived a long time ago.
Example
He often speaks of his forebears with great respect.
彼はしばしば自分の先祖について尊敬を込めて話します。
C1 noun /ˈkuːdɒs/

kudos

賛辞
Meaning
Praise and honor received for an achievement.
Example
She received kudos for her excellent performance.
彼女は素晴らしいパフォーマンスで賛辞を受けた。
C1 noun /ˌrætɪfɪˈkeɪʃən/

Ratification

承認
Meaning
the action of signing or giving formal consent to a treaty, contract, or agreement
Example
The treaty required ratification by both countries' parliaments.
その条約は両国の議会による批准を必要とした。
C1 adjective /ɪnˈvɛntɪv/

inventive

創造的
Meaning
Having the ability to create or design new things or to think originally.
Example
The inventor was known for his inventive solutions to everyday problems.
発明家は日常の問題に対する創造的な解決策で知られていた。
C1 noun /rɪˈsaɪtər/

reciter

朗誦者
Meaning
a person who recites or repeats something aloud from memory, especially poetry, prayers, or formal texts
Example
The reciter delivered the poem with clarity and emotion.
朗誦者は明瞭さと感情を込めて詩を朗読した。
C1 noun /ˈkroʊ.bɑːr/

Crowbar

バール
Meaning
a heavy iron bar with a curved end used as a lever for prying things apart
Example
He used a crowbar to remove the old nails.
彼は古い釘を取り除くためにクローバーを使いました。
C1 verb /ˈmæsəkər/

massacre

虐殺
Meaning
to kill a large number of people brutally; to defeat decisively
Example
The army massacred the innocent civilians.
軍隊は無実の市民を虐殺した。
C1 noun /ˈhɔːrtɪˌkʌltʃər/

horticulture

Meaning
The art or practice of garden cultivation and management.
Example
Horticulture plays a vital role in producing fruits, vegetables, and ornamental plants.
C1 noun /ˈsɪmətri/

symmetry

対称
Meaning
the quality of having balanced proportions or identical parts facing each other
Example
The building’s symmetry impressed the visitors.
建物の対称性は訪問者に感銘を与えました。
C1 adjective /tjuːˈmʌltʃuəs/

tumultuous

動揺
Meaning
Characterized by disorder, noisy excitement, or emotional agitation.
Example
They had a tumultuous relationship full of ups and downs.
彼らは浮き沈みのある激動の関係を持っていました。
C1 noun /ˈmɛləˌdrɑːmə/

melodrama

誇張したドラマ
Meaning
A dramatic piece with exaggerated characters and exciting events intended to appeal to the emotions.
Example
The movie was criticized for its excessive melodrama.
その映画は過剰なメロドラマで批判されました。
C1 noun /krəˈvæs/

crevasse

深い亀裂
Meaning
a deep crack in a glacier or the earth’s surface
Example
The climbers carefully crossed the icy crevasse.
登山者たちは慎重に氷の亀裂を越えました。
C1 verb /ˈrævɪdʒ/

ravage

荒廃させる
Meaning
to cause severe and extensive damage or destruction
Example
The hurricane ravaged the coastal villages.
ハリケーンは沿岸の村を荒廃させた。
C1 adjective /ˈspjʊəriəs/

spurious

偽の / 虚偽の
Meaning
Not genuine, authentic, or true; false or fake.
Example
The report was based on spurious claims.
その報告書は偽の主張に基づいていた。
C1 noun /ˈlʌləˌbaɪ/

lullaby

子守唄
Meaning
a soothing song sung to help a child fall asleep
Example
She sang a lullaby to her baby every night.
彼女は毎晩赤ちゃんに子守唄を歌っていた。
C1 noun məˈriːn ˈsɜː.veɪ

marine survey

海洋調査
Meaning
A systematic examination of the sea, seabed, and underwater features for the purpose of making maps or gathering other information.
Example
The marine survey identified the ideal cable routes.
海洋調査によって理想的なケーブルルートが特定された。
C1 verb /ˈflaʊndər/

flounder

もがく
Meaning
To struggle or stagger clumsily; to experience difficulty or confusion.
Example
He floundered in the interview when asked difficult questions.
彼は面接で難しい質問をされて、うろたえました。
C1 noun /prəˌlɪf.əˈreɪ.ʃən/

proliferation

急増
Meaning
Rapid increase in the number or amount of something; rapid multiplication or growth.
Example
The proliferation of malware is a growing concern.
マルウェアの急増は懸念事項です。
C1 verb /ˈpɜːrsɪkjuːt/

persecute

幸福
Meaning
to treat someone cruelly or unfairly, especially because of their religion, race, or beliefs
Example
Many people were persecuted for their faith during that time.
彼女は賞を受け取ったとき、自分の幸福を隠せなかった。
C1 noun /ˌɪrɪˌspɒnsəˈbɪləti/

irresponsibility

無責任
Meaning
lack of responsibility or accountability; failure to act in a reliable or sensible way
Example
The accident was caused by his irresponsibility at work.
その事故は彼の職場での無責任さが原因でした。
C1 noun /mjuːˈteɪʃn/

mutation

突然変異、遺伝的変化
Meaning
A change in form, structure, or nature, especially in genetics.
Example
Scientists discovered a genetic mutation that caused the disorder.
科学者たちは、その障害を引き起こした遺伝的な突然変異を発見しました。
C1 verb /ˈpɜːmieɪt/

permeate

浸透する, 広がる, 充満する
Meaning
Spread throughout (something); pervade.
Example
The scent of fresh flowers permeated the entire room.
新鮮な花の香りが部屋中に広がった。
C1 verb /ˈhjuːmənaɪz/

humanize

人間化する
Meaning
To make something more humane, kind, or relatable.
Example
The teacher tried to humanize the lesson with personal stories.
教師は個人的な物語を使ってレッスンを人間化しようとしました。
C1 noun /ˈɔr.ə.tər/

Orator

演説家
Meaning
a public speaker, especially one who is eloquent or skilled in speaking
Example
The famous orator delivered an inspiring speech.
有名な演説家が感動的なスピーチを行った。
C1 noun /ˌprɒpəˈɡeɪʃən/

propagation

普及, 宣伝
Meaning
The action of spreading and promoting an idea, theory, etc.
Example
The propagation of ideas through social media is rapid.
ソーシャルメディアを通じてアイデアの普及が急速に進んでいます。
C1 verb /ˈbrændɪʃ/

brandish

振る
Meaning
to wave or flourish something, especially a weapon, in a threatening or showy way
Example
He brandished a sword to scare off the intruders.
彼は侵入者を怖がらせるために剣を振った。
C1 adjective /ˈnɪmbəl/

nimble

素早い
Meaning
Quick and light in movement or thought.
Example
The dancer’s nimble steps impressed the audience.
ダンサーの素早いステップが観客を感動させた。
C1 verb /ˈeɪ.li.ə.neɪt/

alienate

疎外する
Meaning
To make someone feel isolated or estranged; to cause someone to become unfriendly.
Example
His rude behavior alienated many of his friends.
彼の失礼な行動は多くの友人を遠ざけた。
C1 noun /ˈnɛm.ə.sɪs/

nemesis

敵 / ライバル
Meaning
A long-standing rival or an inescapable agent of downfall.
Example
For years, he considered his colleague to be his nemesis.
何年もの間、彼は同僚を自分の敵だと思っていた。
C1 noun /ˈvaɪ.pər/

Viper

マムシ
Meaning
a venomous snake with large hinged fangs that typically has a thick body and gives birth to live young
Example
The viper coiled up when it sensed danger.
ヴァイパーは危険を感じると巻きつきます。
C1 noun /ˈmelənkəli/

Melancholy

メランコリー; 思索的または優しい悲しみ
Meaning
A feeling of pensive sadness; thoughtful or gentle sadness
Example
A deep melancholy settled over him after reading the old letters.
古い手紙を読んだ後、彼は深いメランコリーに包まれました。
C1 adjective /ɡroʊˈtɛsk/

grotesque

Meaning
comically or repulsively ugly or distorted
Example
The sculpture was so grotesque that it frightened the children.
C1 noun /ˈkɑːrdəməm/

Cardamom

カルダモン
Meaning
aromatic seeds from a plant in the ginger family, used as a spice
Example
The recipe calls for a pinch of ground cardamom.
レシピにはひとつまみの粉末カルダモンが必要です。
C1 adjective /ˌjuːnɪˈsɛljʊlər/

unicellular

単細胞
Meaning
Consisting of a single cell.
Example
Amoebas are unicellular organisms.
アメーバは単細胞生物です。
C1 noun /ˈfoʊ.kəs ˈtræk.ɪŋ/

focus tracking

フォーカス追跡
Meaning
A technique of monitoring and maintaining attention on specific tasks or goals.
Example
Proper focus tracking improves productivity.
適切なフォーカス追跡は生産性を向上させます。
C1 noun /ˈten.jər/

Tenure

任期
Meaning
the period of time during which someone holds an office or position
Example
During his tenure as CEO, the company expanded globally.
CEOとしての任期中に、会社は世界的に拡大しました。
C1 adjective /ˈroʊ.ɡɪʃ/

Roguish

いたずらな; 狡猾な
Meaning
mischievous; playfully dishonest
Example
His roguish smile suggested he was up to some mischief.
彼のいたずらな笑顔は、彼が何かいたずらを仕掛けていることを示唆していました。
C1 adjective /bɪˈrɛft/

bereft

失われた
Meaning
Deprived of or lacking something, especially a nonmaterial asset.
Example
After the betrayal, he felt bereft of hope and trust.
裏切りの後、彼は希望と信頼を失ったと感じた。
C1 noun /meər/

Mare

雌馬
Meaning
an adult female horse
Example
The beautiful mare galloped across the meadow.
美しい雌馬が草原を駆け抜けた。
C1 noun ˈpɜː.mə.kʌl.tʃər

permaculture

パーマカルチャー
Meaning
The development of agricultural ecosystems intended to be sustainable and self-sufficient.
Example
Permaculture promotes self-sufficient farming systems.
パーマカルチャーは自給自足の農業システムを促進します。
C1 noun /ˈsɒlstɪs/

solstice

至点
Meaning
the two times in the year when the sun is at its greatest distance from the equator (summer and winter solstice)
Example
People celebrate the summer solstice with festivals and rituals.
人々は夏至を祝うために祭りや儀式を行います。
C1 adjective /ˈraɪ.tʃəs/

Righteous

正義の; 公正な; 道徳的な
Meaning
morally right or justifiable; virtuous; having strong moral principles
Example
She felt righteous anger at the unfair treatment of workers.
彼女は労働者の不当な扱いに対して正義の怒りを感じました。
C1 noun /ˈpɒlɪɡɒn/

polygon

多角形
Meaning
a flat shape with three or more straight sides
Example
The artist drew a colorful polygon on the canvas.
アーティストはキャンバスにカラフルなポリゴンを描きました。
C1 noun /fəˈsɑːd/

facade

ファサード
Meaning
The front of a building; a false or superficial appearance
Example
The building's glass facade reflected the sunset.
建物のガラスのファサードは日没を反映していた。
C1 adjective, verb /ˈeɪlɪŋ/

ailing

病気の
Meaning
suffering from illness or poor health; experiencing problems or decline
Example
The ailing patient slowly began to recover after treatment.
病気の患者は治療後、ゆっくり回復し始めた。
C1 noun ˈhɪn.drəns

hindrance

障害
Meaning
Something that creates difficulties or delays in progress.
Example
Lack of funds was a major hindrance to the project.
資金不足はプロジェクトの大きな障害でした。
C1 noun /ˈvaɪəˌleɪtər/

violator

違反者
Meaning
A person who breaks or disregards a law, rule, or agreement.
Example
The police caught the traffic violator at the intersection.
警察は交差点で交通違反者を捕まえました。
C1 verb /prɪˈkluːd/

preclude

排除する
Meaning
To prevent something from happening; to make impossible.
Example
Heavy rain precluded the possibility of a picnic.
大雨がピクニックの可能性を排除した。
C1 adjective /ˈmɔːrbɪd/

morbid

死や病気など、不快または不安を引き起こすテーマへの異常な関心
Meaning
Having an abnormal interest in disturbing or unpleasant subjects such as death or disease.
Example
She had a morbid fascination with crime stories.
彼女は犯罪の話に対してモービッドな魅力を持っていた。
C1 noun/verb /ˈkætəpʌlt/

catapult

カタパルト
Meaning
A device for launching objects at high speed; to hurl or launch something suddenly.
Example
The invention catapulted him to international fame.
その発明は彼を国際的な名声へとカタパルトした。
C1 verb, noun /kweɪl/

quail

恐怖を感じる; 小さくて短い尾の鳥
Meaning
verb: to feel or show fear; noun: a small, short-tailed bird
Example
She quailed at the sight of the approaching storm.
彼女は迫り来る嵐の光景に恐怖を感じた。
C1 adjective eɪˈsɪŋ.krə.nəs

asynchronous

非同期の
Meaning
Of or requiring a form of computer control timing protocol in which a specific operation begins upon receipt of an indication that the preceding operation has been completed.
Example
Asynchronous courses allow students to learn at their own pace.
非同期コースは学生が自分のペースで学べるようにします。
C1 verb /ɡraɪp/

gripe

不満を言う
Meaning
to complain about something in an annoying way
Example
He is always griping about the weather.
彼はいつも天気について不満を言っている。
C1 adjective /ˌɪndɪˈspjuːtəbəl/

Indisputable

議論の余地がない; 否定できない; 確定的
Meaning
impossible to deny or argue against; undeniable; certain
Example
The evidence against him was indisputable.
彼に対する証拠は議論の余地がなかった。
C1 adjective /ˈpɜːrsənəbl/

personable

魅力的
Meaning
having a pleasant appearance and manner; attractive and friendly
Example
The new teacher is very personable and easy to talk to.
新しい先生はとても魅力的で話しやすいです。
C1 adjective /ˈækʃənəbl̩/

actionable

実行可能な
Meaning
Able to be acted on or giving sufficient reason for legal action.
Example
The lawyer confirmed that the evidence was actionable in court.
弁護士は証拠が法廷で実行可能であることを確認しました。
C1 verb /ˈbæbəl/

babble

おしゃべりする
Meaning
to talk rapidly and continuously in a foolish way
Example
The baby babbles all day long.
赤ちゃんは一日中おしゃべりしています。
C1 noun /səˈlɪləkwi/

soliloquy

独白
Meaning
a speech in which a character talks to themselves, often used in drama to reveal inner thoughts
Example
Hamlet's soliloquy is one of the most famous passages in Shakespearean drama.
ハムレットの独白はシェイクスピアのドラマの中で最も有名なパッセージの一つです。
C1 adjective /ˈbɔɪənt/ or /ˈbuːjənt/

buoyant

浮力のある、元気な
Meaning
Able to float easily; cheerful and optimistic.
Example
She remained buoyant despite the difficulties.
彼女は困難にもかかわらず前向きで元気でした。
C1 noun /ˌspɒn.təˈneɪ.ɪ.ti/

spontaneity

自発性
Meaning
The quality of being spontaneous; natural and unplanned behavior.
Example
His spontaneity makes him a great conversationalist.
彼の自発性は彼を素晴らしい会話者にします。
C1 verb /ɪnˈfleɪm/

inflame

煽る
Meaning
to arouse strong feelings or provoke anger; to cause inflammation in the body
Example
The politician's remarks served to inflame public opinion.
政治家の発言は公共の意見を煽る結果になった。
C1 verb /ˈprɒfəsaɪ/

prophesy

予言する
Meaning
to state or predict that something will happen in the future, especially as if divinely inspired
Example
The monk prophesied that peace would return to the land.
その僧侶は平和がこの地に戻ると予言した。
C1 noun /ˈsɪləbəl/

syllable

音節
Meaning
A unit of pronunciation having one vowel sound, with or without surrounding consonants, forming the whole or part of a word.
Example
The word 'computer' has three syllables.
‘コンピュータ’という言葉は3つの音節から成り立っています。
C1 verb /diːˈfɒrɪst/

deforest

Meaning
to clear an area of trees, usually on a large scale
Example
The region has been heavily deforested for agriculture.
C1 adjective /ʌnˈtaɪmli/

Untimely

不適切なタイミングで
Meaning
happening at an inappropriate or inconvenient time; premature
Example
His untimely death at the age of thirty shocked everyone.
彼の不適切なタイミングでの死は30歳でみんなを驚かせた。
C1 adjective + noun ʌnˈpresɪdentɪd ˈnɒlɪdʒ

unprecedented knowledge

前例のない知識
Meaning
Information or understanding that has never been obtained or achieved before.
Example
Artemis will provide unprecedented knowledge about the solar system.
アルテミスは太陽系に関する前例のない知識を提供する。
C1 noun /ɪnˈtaɪtəlmənt/

entitlement

権利
Meaning
the belief that one is inherently deserving of privileges or special treatment; a right to benefits
Example
The program provides entitlement to health care.
このプログラムは医療サービスの権利を提供します。
C1 noun /ˈkoʊmə/

coma

コーマ
Meaning
A deep state of prolonged unconsciousness caused by illness or injury.
Example
The patient remained in a coma for several weeks.
患者は数週間コーマ状態にありました。
C1 noun /klaʊt/

clout

影響力
Meaning
influence or power, especially in politics or business
Example
The businessman has a lot of political clout.
そのビジネスマンは政治的な影響力を持っています。
C1 adjective /ˈpruː.dənt/

Prudent

慎重な; 賢明な; 注意深い;
Meaning
wise; careful; cautious;
Example
It's prudent to save money for the future.
将来に備えてお金を貯めることは慎重です。
C1 verb /kəˈluːd/

collude

共謀する
Meaning
To secretly cooperate or conspire with others, often for a deceitful purpose.
Example
The two companies colluded to fix prices in the market.
2社は市場で価格を決定するために共謀しました。