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C1 noun /aɪ/

aye

賛成
Meaning
an affirmative vote or expression of agreement
Example
The committee voted aye on the proposal.
委員会は提案に賛成票を投じました。
C1 noun /ˈænəɡræm/

anagram

他の単語やフレーズの文字を並べ替えて作られた単語またはフレーズ。
Meaning
A word or phrase formed by rearranging the letters of another word or phrase.
Example
The word 'listen' is an anagram of 'silent'.
'listen' は 'silent' のアナグラムです。
C1 noun ˌæprɪˈhɛnʃən

apprehension

不安
Meaning
Anxiety or fear that something bad or unpleasant will happen.
Example
There is an apprehension about the depletion of fish stocks.
魚のストックの減少についての不安があります。
C1 verb /əˈpreɪz/

appraise

評価する
Meaning
to evaluate the value, quality, or importance of something
Example
The jeweler appraised the diamond before buying it.
宝石商はダイヤモンドを購入する前に評価しました。
C1 noun /əˈsɪdɪti/

acidity

酸性度
Meaning
the quality or degree of being acidic; the amount of acid present in a substance
Example
The acidity of the soil affects how well crops grow.
土壌の酸性度は作物の成長に影響する。
C1 adjective /əˈtjuːnd/

attuned

敏感な / 調和のとれた
Meaning
Being receptive or sensitive to something; well adjusted or in harmony.
Example
She is attuned to the needs of her students.
彼女は学生のニーズに敏感です。
C1 adjective /ˌeɪ.bəlˈbɒd.id/

able-bodied

健康な体
Meaning
physically strong and healthy, not disabled
Example
The company is looking for able-bodied workers for the construction site.
その会社は建設現場のために健康な体を持つ労働者を探しています。
C1 noun /ˌænθrəˈpɒlədʒɪst/

anthropologist

人類学者
Meaning
a person who studies human societies, cultures, and their development
Example
The anthropologist spent years studying the tribal community.
人類学者は部族コミュニティを研究するのに何年も費やしました。
C1 noun /ˈænərkɪst/

anarchist

アナーキスト
Meaning
a person who believes in or promotes the absence of government or authority
Example
The anarchist group protested against state control.
アナーキストのグループは国家の支配に反対して抗議しました。
C1 noun /ˈælkəmi/

alchemy

錬金術
Meaning
A medieval practice combining elements of chemistry and philosophy, aimed at transforming matter, especially turning base metals into gold.
Example
Medieval scientists devoted their lives to alchemy.
中世の科学者たちは命を錬金術に捧げました。
C1 noun /ɔːˈrɔːrə/

aurora

オーロラ
Meaning
A natural display of lights in the sky, usually seen in polar regions.
Example
We traveled to Norway to see the northern aurora.
私たちはノルウェーに行き、北極のオーロラを見ました。
C1 preposition /əˈtɒp/

atop

上に
Meaning
on the top of something
Example
A flag was placed atop the tower.
旗は塔の上に置かれました。
C1 verb /əˈdʒuːdɪˌkeɪt/

adjudicate

裁定する
Meaning
to make a formal judgment or decision about a problem or dispute
Example
The committee was formed to adjudicate disputes between the parties.
委員会は当事者間の争いを審理するために結成されました。
C1 verb /əˈtɛst/

attest

証明する
Meaning
To provide or serve as clear evidence of; to confirm or certify the truth of something.
Example
The witness attested to the accuracy of the report.
証人は報告書の正確さを証明しました。
C1 adjective /əˈdɒptɪv/

adoptive

養子の
Meaning
relating to the adoption of a child or the act of taking something as one’s own
Example
She grew up in a loving adoptive family.
彼女は愛情深い養子の家族で育った。
C1 verb /ˈædʒ.ɪ.teɪt/

agitate

扇動する, 激しくする
Meaning
to stir up feelings or disturb; to campaign for change
Example
The protesters agitated for better working conditions.
抗議者たちはより良い労働条件を求めて活動した。
C1 noun əˈpreɪ.zəl

appraisal

評価
Meaning
An assessment or evaluation of performance or quality.
Example
The annual appraisal determines salary increments.
年間の評価は給与の増加を決定します。
C1 adjective ˌæd.vɚˈser.i.əl

adversarial

対立的な
Meaning
Involving or characterized by conflict or opposition.
Example
The two companies have an adversarial relationship in the market.
その二つの会社は市場で対立的な関係を持っている。
C1 noun /æɡˈnɒs.tɪk/

agnostic

アグノスティック
Meaning
a person who believes that nothing is known or can be known about the existence of God; uncertain in belief
Example
He described himself as an agnostic rather than an atheist.
彼は自分を無神論者ではなくアグノスティックだと説明した。
C1 noun ˈæf.lu.əns

affluence

富裕
Meaning
The state of having a great deal of money; wealth.
Example
His affluence allowed him to travel the world.
彼の富は世界中を旅することを可能にしました。
C1 noun /əˈbændənmənt/

abandonment

見捨て
Meaning
the act of leaving someone or something behind completely; the state of being deserted
Example
The child suffered deep emotional pain because of abandonment.
その子供は見捨てられたことで深い感情的な痛みを受けた。
C1 noun /ˈæbdəmən/

abdomen

腹部
Meaning
The part of the body below the chest and above the hips that contains the stomach and other organs.
Example
He complained of pain in his abdomen.
彼は腹部の痛みを訴えました。
C1 noun /əˈstuːt.nəs/

astuteness

洞察力
Meaning
The ability to accurately assess situations or people and turn this to one's advantage.
Example
His astuteness helped in negotiations.
彼の洞察力は交渉で役立った。
C1 adjective /æmˈbɪvələnt/

ambivalent

相反する
Meaning
Having mixed or contradictory feelings about something or someone.
Example
She was ambivalent about accepting the new job offer.
彼女は新しい仕事のオファーを受け入れることに対してアンビヴァレントだった。
C1 verb /əˈpɛnd/

append

追加する
Meaning
to add something as an attachment or supplement, usually at the end of a document or list
Example
She decided to append a note to the end of the report.
彼女は報告書の最後にメモを追加することに決めました。
C1 noun /əˈvɜːrʒən/

aversion

嫌悪
Meaning
a strong feeling of dislike or unwillingness towards something
Example
She has a strong aversion to smoking.
彼女は喫煙に強い嫌悪感を持っています。
C1 adjective /əˈbɪzməl/

abysmal

ひどい / 恐ろしい
Meaning
extremely bad or appalling
Example
The team's performance was abysmal.
チームのパフォーマンスはひどかった。
C1 noun əˌsɪm.ɪˈleɪ.ʃən

Assimilation

同化
Meaning
Connecting new information with existing knowledge
Example
Proper assimilation of knowledge leads to effective learning.
知識の適切な同化は効果的な学習につながります。
C1 adjective /ˌæl.ɡəˈrɪð.mɪk/

algorithmic

アルゴリズムに基づく
Meaning
Based on or using algorithms; relating to mathematical rules or procedures.
Example
Algorithmic processes power artificial intelligence systems.
アルゴリズミックなプロセスは人工知能システムを動かします。
C1 adjective /əˈvɜːrs/

averse

嫌悪
Meaning
having a strong dislike of or opposition to something
Example
He was averse to taking unnecessary risks.
彼は不必要なリスクを取ることに嫌悪感を抱いていた。
C1 verb /əˈdʒɔɪn/

adjoin

隣接する
Meaning
To be next to and joined with something.
Example
Their house adjoins the park.
彼らの家は公園に隣接しています。
C1 verb /ədˈmɪnɪstreɪt/

administrate

管理する
Meaning
to manage or supervise the execution of duties, laws, or resources; to formally give or apply something such as a test or medicine
Example
The committee will administrate the new policy across all departments.
委員会はすべての部門で新しい方針を管理する。
C1 adverb /əˈlɜːrtli/

alertly

注意深く
Meaning
in a watchful, attentive, and quick-to-notice manner
Example
She listened alertly to every sound in the dark forest.
彼女は暗い森であらゆる音を注意深く聞いていた。
C1 adjective /ɔːˈtɒn.ə.məs/

autonomous

自律
Meaning
Acting independently or having the freedom to do so.
Example
Autonomous systems ensure greater precision.
自律システムはより高い精度を確保します。
C1 verb /ˈæɡənaɪz/

agonize

苦しむ
Meaning
To suffer extreme physical or mental pain; to spend time worrying.
Example
She agonized for days over whether she had made the right decision.
彼女は自分が正しい決断を下したかどうかを何日も悩んでいました。
C1 verb /əˈlɒt/

allot

幸せ
Meaning
to give or assign something, often a share or portion, to someone
Example
Each student was allotted ten minutes to present.
彼女は賞を受け取ったとき、幸福を隠すことができませんでした。
C1 noun /ˈeɪ.nəs/

Anus

肛門
Meaning
the opening at the end of the digestive tract through which waste leaves the body
Example
The doctor examined the patient's anus during the medical checkup.
医者は診察中に患者の肛門を調べました。
C1 noun ˌæf.ɔːr.ɪˈsteɪ.ʃən

afforestation

植林
Meaning
The action of planting trees on an area of land in order to form a forest.
Example
Afforestation helps restore biodiversity.
植林は生物多様性を回復するのに役立ちます。
C1 noun əbˈzɔːrp.ʃən

absorption

吸収
Meaning
The process or action by which one thing absorbs or is absorbed by another.
Example
Plants help in the absorption of carbon dioxide.
植物は二酸化炭素の吸収を助けます。
C1 noun /ˈeɪ.kər.ɪdʒ/

acreage

エーカー
Meaning
An area of land measured in acres.
Example
The farmer owns a large acreage of fertile land.
農夫は広大な肥沃な土地を所有しています。
C1 verb /əˈkwɪt/

acquit

無罪を言い渡す
Meaning
to declare someone not guilty of a criminal charge; to conduct oneself in a specified way
Example
The jury decided to acquit the defendant of all charges.
陪審員は被告をすべての告発から無罪にすると決定しました。
C1 adverb /əˈraɪ/

awry

失敗
Meaning
away from the expected or proper direction; wrong or amiss
Example
The plan went awry when the weather suddenly changed.
天気が突然変わったとき、計画は失敗した。
C1 noun esˈθet.ɪks

aesthetics

美学
Meaning
A set of principles concerned with the nature and appreciation of beauty, especially in art and design.
Example
Interior design focuses on aesthetics and functionality.
インテリアデザインは美学と機能性に焦点を当てています。
C1 adjective /ˌæbəˈrɪdʒənəl/

aboriginal

先住民
Meaning
Relating to the original inhabitants of a region.
Example
The museum has a large collection of aboriginal art.
博物館には先住民のアートの大きなコレクションがあります。
C1 adjective /ˈærɪd/

arid

乾燥した
Meaning
extremely dry; lacking in interest or excitement
Example
The desert is known for its arid climate.
砂漠はその乾燥した気候で知られています。
C1 verb /əˈbriːvieɪt/

abbreviate

省略する
Meaning
To shorten a word, phrase, or text by leaving out letters or parts.
Example
We often abbreviate 'Doctor' to 'Dr'.
私たちはよく 'Doctor' を 'Dr.' に省略します。
C1 noun /əˈlɒt.mənt/

allotment

割り当て、配分
Meaning
The distribution or allocation of something, especially resources or portions.
Example
Each department received an allotment of resources.
各部門はリソースの割り当てを受け取りました。
C1 noun /əˌlɪtəˈreɪʃən/

alliteration

頭韻
Meaning
the occurrence of the same consonant sound at the beginning of words in close succession
Example
She used alliteration in her poem to add musicality.
彼女は詩の中で音楽性を加えるためにアリテレーションを使用しました。
C1 adjective ˈeɪlɪəneɪtɪd

alienated

疎外された
Meaning
Feeling isolated or estranged; disconnected from others or society.
Example
Alienated students are more prone to delinquency.
疎外された学生は、犯罪に走りがちです。
C1 verb /ˈæn.ə.teɪt/

annotate

注釈を加える
Meaning
to add notes or comments to a text, diagram, or document for explanation or clarification
Example
The teacher asked the students to annotate the poem with their interpretations.
先生は学生に詩を解釈して注釈をつけるように頼みました。
C1 adjective /ˌeɪpəˈlɪtɪkəl/

apolitical

政治的でない
Meaning
not interested in or not connected with politics
Example
She prefers to stay apolitical and focus on her work.
彼女は政治的でない態度を保ち、仕事に集中することを好みます。
C1 noun /ˌæn.ɪˈmɒs.ə.ti/

Animosity

敵意; 憎しみ
Meaning
strong hostility or dislike; active hatred or ill will
Example
There was clear animosity between the two rival teams.
二つのライバルチーム間には明確な敵意がありました。
C1 adjective /ˌæpəˈθɛtɪk/

apathetic

Meaning
showing or feeling little or no interest, enthusiasm, or concern
Example
He was apathetic about the outcome of the match.
C1 noun æmˈbɪvələns

ambivalence

両義性
Meaning
Having mixed feelings or contradictory ideas about something; uncertainty or confusion.
Example
She felt ambivalence about taking the job offer.
彼女は仕事のオファーを受け入れる際に両義性を感じていた。
C1 adjective /ˈæv.ɪd/

avid

熱心な
Meaning
having an eager desire or enthusiasm for something
Example
She is an avid reader of mystery novels.
彼女はミステリー小説の熱心な読者です。
C1 noun /ˈæpərtʃər/

aperture

開口部 / 穴
Meaning
an opening, hole, or gap, especially one that lets in light
Example
Light entered through the small aperture in the wall.
光は壁の小さな開口部を通って入った。
C1 noun /ˌæktʃuˈæləti/

actuality

現実
Meaning
The state of existing in reality rather than in appearance or imagination.
Example
The movie was based on historical actuality.
その映画は歴史的な現実に基づいています。
C1 adverb /əˈbrɛst/

abreast

並んで
Meaning
side by side and facing the same direction; informed about something
Example
The soldiers marched two abreast down the street.
兵士たちは通りを二人並んで行進した。
C1 adjective /ˈæm.ɪ.kə.bəl/

amicable

友好的
Meaning
Having a spirit of friendliness; without serious disagreement or rancor.
Example
They reached an amicable agreement.
彼らは友好的な合意に達しました。
C1 adjective /ˈæʃən/

ashen

青白い
Meaning
Very pale in appearance, often due to shock, fear, or illness.
Example
His face turned ashen when he heard the terrible news.
彼は恐ろしいニュースを聞いたとき、顔が青白くなった。
C1 noun /əˈkʌmplɪs/

accomplice

共犯者
Meaning
a person who helps another commit a crime
Example
The thief was arrested along with his accomplice.
泥棒は共犯者と一緒に逮捕されました。
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 /ˈædʒ.aɪl/

agile

素早く柔軟
Meaning
able to move quickly and easily; quick and adaptable in thinking or action
Example
The startup team was agile in responding to market changes.
スタートアップチームは市場の変化に迅速に対応しました。
C1 verb /əˈbaʊnd/

abound

豊富にある
Meaning
To exist in large numbers or amounts.
Example
Opportunities abound in the field of technology.
テクノロジーの分野では機会が豊富にあります。
C1 adjective /əˈɡæst/

aghast

驚愕
Meaning
filled with shock or horror
Example
The audience was aghast at the tragic scene.
観客はその悲劇的なシーンに驚愕していた。
C1 noun /ˈɑːrdər/

ardor

情熱、熱意
Meaning
Great enthusiasm or passion.
Example
She spoke with ardor about her new project.
彼女は新しいプロジェクトについて情熱をもって話していました。
C1 noun /əˈfɪn.ɪ.ti/

affinity

親近感
Meaning
A natural liking for or attraction to a person, thing, idea, etc.
Example
She has an affinity for classical music.
彼女はクラシック音楽に親近感を持っています。
C1 noun /ˌætəˈʃeɪ/

attache

外交官補
Meaning
A person officially assigned to the staff of a diplomatic mission, often with a specific area of responsibility.
Example
The cultural attache organized an art exhibition in the embassy.
文化担当のアタッシェが大使館で芸術展を開催しました。
C1 noun /ˌɑːrbɪˈtreɪʃən/

arbitration

仲裁
Meaning
the process of resolving a dispute through an impartial third party whose decision is binding; formal judgment outside a court
Example
The contract requires arbitration to settle any disputes.
契約では紛争を仲裁で解決することが定められています。
C1 noun /əˌfɪl.iˈeɪ.ʃən/

affiliation

提携
Meaning
The state or process of affiliating or being affiliated; a connection or association.
Example
His affiliation with the company lasted for a decade.
彼の会社との提携は10年間続いた。
C1 noun /əˈduː/

ado

騒ぎ / 不必要な活動
Meaning
a fuss or unnecessary activity; trouble or difficulty
Example
Without further ado, let’s begin the ceremony.
これ以上のアドなしで、式を始めましょう。
C1 verb /ˈæn.ɛks/

annex

併合する
Meaning
To take control of a territory and add it to one's own.
Example
The empire annexed the neighboring kingdom after the war.
帝国は戦争後、隣国を併合した。
C1 noun ˌæp.əˈreɪ.təs

apparatus

装置
Meaning
The technical equipment or machinery needed for a particular activity or purpose.
Example
The apparatus was designed to be eco-friendly.
その装置は環境に優しいように設計されました。
C1 verb /əˈbɔːrt/

abort

中止する；中絶する
Meaning
to stop a process or action before it is completed; to end a pregnancy deliberately
Example
The pilot decided to abort the mission due to bad weather.
悪天候のため、パイロットは任務を中止した。
C1 adjective /ɑːrˈkeɪn/

arcane

難解な
Meaning
understood by few; mysterious or secret
Example
The professor’s lecture was full of arcane details that only specialists could follow.
教授の講義は専門家だけが理解できるようなアーケインな詳細で満ちていました。
C1 adverb /əˈkjuːtli/

acutely

鋭く
Meaning
in a sharp, intense, or severe way; with keen awareness
Example
She was acutely aware of the risks involved.
彼女はその危険性を鋭く認識していた。
C1 noun ˈæ.sɛt ˌæl.əˈkeɪ.ʃən

asset allocation

資産配分
Meaning
An investment strategy that aims to balance risk and reward by apportioning a portfolio's assets according to an individual's goals, risk tolerance, and investment horizon.
Example
Proper asset allocation is key to financial growth.
正しい資産配分は、金融成長の鍵です。
C1 noun /ˈælkoʊv/

alcove

アルコーブ
Meaning
A small recessed section of a room or a nook.
Example
She placed a reading chair in the alcove near the window.
彼女は窓の近くのアルコーブに読書用の椅子を置きました。
C1 noun /ˌænəsˈθetɪk/

anesthetic

麻酔薬
Meaning
A substance that causes loss of sensation or consciousness, especially used during surgery.
Example
The doctor administered a local anesthetic before stitching the wound.
医者は傷を縫う前に局所麻酔を施しました。
C1 adjective /əˈluːf/

aloof

距離を置いた
Meaning
Not friendly or forthcoming; cool and distant.
Example
He remained aloof during the entire discussion.
彼は議論の間ずっと距離を置いていました。
C1 adverb /iːsˈθetɪkli/

aesthetically

美的に
Meaning
in a way that is concerned with beauty or visual appeal
Example
The building is aesthetically pleasing despite its simple design.
その建物はシンプルなデザインにもかかわらず美的に魅力的です。
C1 adjective /ˌɔːtəˈkrætɪk/

autocratic

独裁的
Meaning
Relating to a ruler who has absolute power and does not consult others.
Example
The manager’s autocratic style discouraged employees from sharing their ideas.
マネージャーの独裁的なスタイルは、従業員が自分の考えを共有することを思いとどまらせました。
C1 verb /əˈluːd/

allude

ほのめかす
Meaning
To refer to something indirectly or casually.
Example
The professor alluded to Shakespeare during the lecture.
教授は講義中にシェイクスピアに言及した。
C1 noun /ˌæmplɪfɪˈkeɪʃən/

amplification

増幅
Meaning
the act or process of making something stronger, louder, or more intense; an expansion or elaboration of details
Example
The microphone provides amplification of the speaker’s voice.
マイクは話者の声を増幅する。
C1 adjective/adverb /əˈmɪs/

amiss

間違った
Meaning
Not quite right; inappropriate or out of place.
Example
Something seems amiss with the car's engine.
車のエンジンに何か間違ったことがあるようです。
C1 noun /ænˈθɒlədʒi/

anthology

アンソロジー
Meaning
A collection of literary works, such as poems, short stories, or essays, compiled into one volume.
Example
She contributed a poem to the new poetry anthology.
彼女は新しい詩のアンソロジーに詩を寄稿した。
C1 adjective /əˈθɔːrɪtətɪv/

authoritative

権威的な
Meaning
Having or showing authority; commanding and self-confident; reliable as a source of information.
Example
She spoke in an authoritative tone that silenced the room.
彼女は権威的な口調で話し、部屋を静かにさせた。
C1 noun /ədˈhɪərənt/

adherent

支持者
Meaning
a person who supports or follows a particular belief, cause, or leader
Example
He is a strong adherent of democratic values.
彼は民主的な価値観の強力な支持者です。
C1 noun /əˈbreɪʒən/

abrasion

摩擦による皮膚または表面の擦り傷または摩耗
Meaning
a scrape or wearing away of the skin or surface due to friction
Example
He suffered a minor abrasion on his knee after falling.
彼は転倒後、膝に軽い擦り傷を負いました。
C1 adjective /əˈnæl.ə.ɡəs/

analogous

類似
Meaning
Comparable in certain respects, typically in a way that makes clearer the nature of things being compared.
Example
The human brain is analogous to a supercomputer.
人間の脳はスーパーコンピュータに類似している。
C1 adjective /əˈrɛstɪŋ/

arresting

魅力的な
Meaning
Attracting attention in a striking or impressive way.
Example
The actress gave an arresting performance.
女優は魅力的な演技をしました。
C1 verb /əˈpɔːl/

appall

驚かす
Meaning
To shock or horrify someone with something unpleasant or bad.
Example
The cruelty of the crime appalled the entire community.
犯罪の残酷さがコミュニティ全体を驚かせた。
C1 verb /ˈɑːrbɪtreɪt/

arbitrate

仲裁する
Meaning
to settle a dispute between two parties by acting as an impartial judge
Example
The committee agreed to arbitrate the contract dispute.
委員会は契約紛争を仲裁することに同意しました。
C1 adjective /ˈɑːtfəl/

Artful

巧妙な; 技巧的; ずるい
Meaning
clever or skillful, especially in a cunning way
Example
She gave an artful answer that avoided the real question.
彼女は本当の質問を避ける巧妙な答えを出しました。
C1 noun /ˈævətɑːr/

avatar

アバター
Meaning
an icon or figure representing a person in digital contexts; in Hinduism, a divine incarnation
Example
She changed her social media avatar to a new cartoon image.
彼女はソーシャルメディアのアバターを新しいカートゥーン画像に変更しました。
C1 noun /əˈkwɪtl/

acquittal

Meaning
a judgment that a person is not guilty of the crime with which they have been charged
Example
The acquittal of the accused shocked the public.
C1 noun /əˈpærəl/

apparel

衣服
Meaning
Clothing, especially formal or special clothes.
Example
The store specializes in wedding apparel.
その店は結婚式の衣服を専門に扱っています。
C1 noun /ˈæd.vənt/

advent

到来
Meaning
The arrival of a notable person, thing, or event.
Example
The advent of the internet changed the way people communicate.
インターネットの到来は人々のコミュニケーション方法を変えました。
C1 adjective /ˈeɪmləs/

Aimless

無目的; 目標なし
Meaning
without purpose or direction; lacking a goal
Example
He wandered around the city in an aimless manner.
彼は無目的に街を歩いていた。
C1 noun /ˈɔːtəkræt/

autocrat

独裁者
Meaning
A ruler with absolute power.
Example
The autocrat controlled the country with an iron fist.
そのオートクラットは鉄の拳で国を支配していました。
C1 adjective /ˌeɪˈsɛkʃuəl/

asexual

無性愛
Meaning
Without sexual feelings, associations, or reproduction through sex.
Example
Many plants reproduce through asexual methods like budding or splitting.
多くの植物は芽生えや分裂のような無性愛的方法で繁殖します。
C1 noun /ˌæntɪˈsiːdənts/

antecedents

先例
Meaning
previous events, conditions, or people that influence or serve as a basis for something that follows
Example
The lawyer examined the criminal antecedents of the suspect.
弁護士は容疑者の犯罪歴を調べました。
C1 noun /ˈænərki/

anarchy

無政府状態
Meaning
a state of disorder due to the absence or failure of government or authority
Example
The collapse of the regime led to anarchy in the streets.
政権の崩壊は街中に無政府状態を引き起こした。
C1 adjective /ˈædʒɪteɪtɪd/

Agitated

動揺した; 不安な; 落ち着かない; 否定的に興奮した
Meaning
disturbed; anxious; restless; excited in a negative way
Example
He became agitated when he heard the bad news.
彼は悪いニュースを聞いて動揺した。
C1 verb /əˈlʊər/

allure

魅力
Meaning
to attract or tempt someone with something desirable; to entice
Example
The beautiful garden allured visitors from far away.
美しい庭園が遠くから訪問者を魅了しました。
C1 adjective /əˈkɪn/

akin

類似した
Meaning
Of similar character or related by blood.
Example
His reaction was akin to shock.
彼の反応はショックに似ていた。
C1 noun /ˈɑːr.tər.i/

Artery

動脈
Meaning
a blood vessel that carries blood away from the heart to other parts of the body
Example
The doctor checked the pulse in his artery.
医者は彼の動脈で脈拍を確認した。
C1 noun /ˈænti ˈeəkræft ɡʌn/

Anti-aircraft-gun

対空砲
Meaning
a weapon designed to attack aircraft from the ground
Example
The anti-aircraft gun was positioned to defend the military base.
対空砲は軍事基地を守るために配置されました。
C1 noun /əˈdʒɪl.ɪ.ti/

agility

敏捷性
Meaning
Ability to work quickly and easily, both physically and mentally.
Example
Mental agility is essential for problem-solving.
問題解決には精神的な敏捷性が必要です。
C1 noun /ˌæbəˈrɪdʒəniːz/

aborigines

アボリジニ
Meaning
The original inhabitants of a land, especially in Australia.
Example
The aborigines have preserved their traditions for thousands of years.
アボリジニーズは何千年もの間、彼らの伝統を守り続けてきました。
C1 adjective ɔːˈspɪʃ.əs

auspicious

縁起が良い
Meaning
Favorable or bringing good luck and success
Example
The wedding was held on an auspicious day.
結婚式は縁起の良い日に行われました。
C1 adjective əsˈtjuːt

astute

鋭いまたは抜け目のない
Meaning
Having or showing an ability to accurately assess situations or people and turn this to one's advantage.
Example
His astute observations helped solve the complex problem.
彼の鋭い観察が複雑な問題を解決するのに役立った。
C1 noun əˈtrɒs.ɪ.tiz

atrocities

残虐行為
Meaning
Extremely wicked or cruel acts, typically involving physical violence or injury.
Example
The atrocities shocked the international community.
その残虐行為は国際社会を震撼させた。
C1 noun /ˈælɔɪ/

alloy

合金
Meaning
A mixture of metals or a metal combined with another element.
Example
Bronze is an alloy of copper and tin.
ブロンズは銅とスズの合金です。
C1 noun /ˈæpəθi/

apathy

無関心
Meaning
a lack of interest, enthusiasm, or concern
Example
The students showed apathy towards the new rules.
学生たちは新しいルールに無関心を示しました。
C1 noun /ədˈhiːʒən/

adhesion

付着
Meaning
the process or state of sticking to something
Example
Strong adhesion is needed for the tiles to stay in place.
タイルがその位置に留まるためには強い付着が必要です。
C1 noun /əˈdʒeɪsənsi/

adjacency

隣接性
Meaning
The state of being next to or adjoining something else.
Example
The adjacency of the two buildings made it easy to connect them.
二つの建物の隣接性は、それらを接続するのを簡単にしました。
C1 noun /ˈɑːrməri/

armory

武器庫
Meaning
A place where weapons are stored; a supply of resources or skills.
Example
The soldiers kept their weapons in the armory.
兵士たちは武器を武器庫に保管していた。
C1 noun /ədˈhɪə.rəns/

adherence

遵守
Meaning
The practice of following or keeping to a rule, standard, or belief.
Example
Adherence to rules is crucial in any organization.
規則を遵守することは、どの組織においても重要です。
C1 adjective /ˈeɪ.mi.ə.bəl/

Amiable

親しみやすくて快適; 良い性格の; 親切
Meaning
friendly and pleasant; good-natured; kind
Example
My neighbor is very amiable and always greets everyone warmly.
私の隣人はとても親しみやすく、いつも暖かく挨拶をします。
C1 verb /ænˈtæɡənaɪz/

antagonize

挑発する
Meaning
to cause someone to become hostile or angry; to provoke opposition
Example
His rude remarks only served to antagonize his colleagues.
彼の失礼な言葉は彼の同僚をアンタゴナイズすることにしかならなかった。