trajectory
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C1 noun trəˈdʒek.tər.i

trajectory

軌道
Meaning
The path followed by a projectile flying or an object moving under the action of given forces.
Example
The satellite followed its intended trajectory.
衛星は予定された軌道に沿って飛行した。
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 noun /mɑːrˈsuːpiəl/

marsupial

袋で子供を育てる哺乳類
Meaning
A type of mammal that carries and nourishes its young in a pouch, like kangaroos and koalas.
Example
The kangaroo is a well-known marsupial.
カンガルーはよく知られたマースピアルです。
C1 verb /ɪnˈdʒen.dər/

engender

生じる
Meaning
To cause or give rise to a feeling, situation, or condition.
Example
The speech engendered hope among the people.
スピーチは人々の間に希望を生んだ。
C1 adjective /ɪnˈdʌldʒənt/

indulgent

寛容な
Meaning
Having a tendency to be overly generous or lenient with someone.
Example
The indulgent mother allowed her child to stay up late.
寛容な母は子供を遅くまで起きていることを許しました。
C1 verb /ˈɡɑː.nɪʃ/

garnish

飾る
Meaning
To decorate food with small items for added flavor or visual appeal.
Example
She garnished the dish with fresh coriander leaves.
彼女は新鮮なコリアンダーの葉で料理を飾りました。
C1 noun /ˈrep.lɪ.kə/

Replica

レプリカ
Meaning
an exact copy or model of something, especially one on a smaller scale
Example
The museum displayed a perfect replica of the ancient statue.
博物館は古代の彫像の完璧なレプリカを展示しました。
C1 noun /səˈprɑːnoʊ/

soprano

女性または子供の最も高い歌声
Meaning
the highest female or boy’s singing voice
Example
She sang beautifully in the soprano range during the concert.
彼女はコンサートでソプラノの範囲で美しく歌いました。
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 /ˈrʌp.tʃər/

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 /ɪmˈpɛər/

impair

損なう
Meaning
to weaken or damage something, especially a function or ability
Example
Smoking can impair your lung capacity.
喫煙は肺活量を害する可能性があります。
C1 noun, adjective /ˌnɒn ˈrɛzɪdənt/

non-resident

非居住者
Meaning
a person who does not live in a particular country or place permanently
Example
Non-resident students often pay higher tuition fees.
非居住者の学生は、しばしば高い学費を支払います。
C1 noun /ˈwɪtʃ.krɑːft/

witchcraft

魔女術
Meaning
the practice of magical skills, spells, and abilities
Example
In old times, many people believed in witchcraft.
古代には、多くの人々が魔女術を信じていました。
C1 noun /ˈtɜːrbjələns/

turbulence

Meaning
Violent or unsteady movement of air, water, or some other fluid; disorder or conflict.
Example
The plane experienced severe turbulence during the flight.
C1 verb /ˈmɪŋɡl/

mingle

Meaning
to mix or combine; to move among people and engage socially
Example
Guests mingled at the party, chatting and laughing together.
C1 noun /ˈsɪn.ɪˌsɪz.əm/

cynicism

シニシズム
Meaning
An inclination to believe that people are motivated purely by self-interest; skepticism.
Example
His cynicism made it hard for him to trust anyone.
彼のシニシズムは、誰かを信頼するのを難しくしていた。
C1 adjective /ˈneɡ.lɪ.dʒə.bəl/

Negligible

無視できる
Meaning
so small or unimportant as to be not worth considering; insignificant
Example
The side effects of this medicine are negligible.
この薬の副作用は無視できるほどです。
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 noun /ˈfren.zi/

Frenzy

熱狂
Meaning
a state or period of uncontrolled excitement or wild behavior; intense activity
Example
The announcement of the sale created a shopping frenzy at the mall.
セールの発表はショッピングの熱狂を引き起こしました。
C1 noun /rɛnˈdɪʃən/

rendition

演奏
Meaning
a performance or interpretation of a piece of art, music, or text
Example
The singer gave a moving rendition of the classic song.
歌手はクラシックな歌の感動的な演奏を行いました。
C1 adjective /ˈsted.fæst/

Steadfast

不動の; 固い; 揺るがない
Meaning
firm in belief, determination, or adherence; unwavering
Example
She remained steadfast in her commitment to helping the poor.
彼女は貧しい人々を助けるという自分の誓いに不動であり続けました。
C1 noun /mɪkst ɪˈkɒn.ə.mi/

mixed economy

混合経済
Meaning
An economic system where both government and private sector operate together.
Example
Most countries today follow a mixed economy model.
現在、ほとんどの国が混合経済モデルを採用しています。
C1 verb /ˈblækən/

blacken

黒くする
Meaning
to make something black or darker; to stain, soil, or tarnish
Example
Smoke from the fire began to blacken the walls.
火事の煙が壁を黒くし始めた。
C1 adjective /həˈred.ɪ.ter.i/

Hereditary

遺伝的; 先祖から受け継がれた
Meaning
passed down through family genes; inherited from ancestors
Example
The hereditary disease was passed down through generations.
遺伝性疾患は世代を超えて受け継がれました。
C1 noun ˌɪndɪˈspensəbl səˈpɔːrt

indispensable support

欠かせないサポート
Meaning
Essential assistance that cannot be done without; absolutely necessary help.
Example
Volunteers provide indispensable support to communities.
ボランティアはコミュニティに欠かせないサポートを提供しています。
C1 noun /ˈboʊ.ə/

Boa

ボアコンストリクター
Meaning
a large non-venomous snake that kills prey by constriction
Example
The boa constrictor wrapped around its prey.
ボアコンストリクターはその獲物を巻きつけました。
C1 adjective /ˌkɒzməˈpɒlɪtən/

cosmopolitan

コスモポリタン
Meaning
familiar with and at ease in many different countries and cultures
Example
He has a cosmopolitan outlook due to his extensive travels.
彼は広範な旅行のおかげで、コスモポリタン的な視点を持っています。
C1 noun/verb /ˈskɜːrmɪʃ/

skirmish

Meaning
a small or brief fight between groups of soldiers; to engage in such a fight
Example
The soldiers got into a skirmish near the border.
C1 adjective /ɪmˈpjʊər/

Impure

不純
Meaning
contaminated; not clean; mixed with foreign substances
Example
The impure water caused health problems in the village.
不純な水は村で健康問題を引き起こしました。
C1 verb /ˈkrɒs.briːd/

crossbreed

交配
Meaning
to produce an animal or plant by mating two different breeds, varieties, or species
Example
Farmers crossbreed cows to improve milk production.
農家は牛の乳生産を向上させるために交配します。
C1 adjective /kəˈlæpsəbl̩/

collapsible

折りたたみ式
Meaning
able to be folded down or reduced in size
Example
She bought a collapsible chair for camping.
彼女はキャンプ用に折りたたみ式の椅子を買いました。
C1 noun /ˈzɛnəˌfoʊb/

xenophobe

外国人恐怖症者
Meaning
a person who dislikes or fears people from other countries or cultures
Example
The politician was criticized as a xenophobe due to his anti-immigrant policies.
その政治家は反移民政策のため、外国人恐怖症者として批判されました。
C1 noun ˌflʌk.tʃuˈeɪ.ʃən

fluctuation

変動
Meaning
An irregular rising and falling in number or amount; a variation.
Example
The stock market experiences frequent fluctuation.
株式市場は頻繁に変動します。
C1 adjective /ˈspeɪʃəl/

spatial

空間の
Meaning
relating to space or the position, area, and size of things
Example
The scientist studied the spatial arrangement of stars.
科学者は星の空間配置を研究しました。
C1 noun /dɪˈspɜːrʒən/

dispersion

分散
Meaning
The action or process of distributing things or people over a wide area.
Example
The dispersion of seeds by the wind helps plants reproduce.
風による種子の散布は、植物の繁殖を助けます。
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 adjective /ədˈhiːsɪv/

Adhesive

粘着性
Meaning
আঠালো; চটচটে;
Example
The adhesive tape stuck firmly to the wall.
接着テープは壁にしっかりとくっつきました。
C1 noun /ˈplæz.mə/

Plasma

血液の液体部分; 電離したガス; 凝固因子のない血清
Meaning
the liquid part of blood; ionized gas; blood serum without clotting proteins
Example
Blood plasma contains various proteins and nutrients.
血漿はさまざまなタンパク質や栄養素を含んでいます。
C1 noun /dɪˌnʌnsiˈeɪʃən/

denunciation

非難 / 公共の告発
Meaning
the public condemnation or accusation of someone or something
Example
The journalist's article was a strong denunciation of corruption.
ジャーナリストの記事は腐敗に対する強い非難でした。
C1 noun /əˈlɜːrtnəs/

alertness

警戒心
Meaning
the state of being mentally aware and quick to notice or respond; vigilance
Example
The driver maintained a high level of alertness during the long journey.
運転手は長い旅の間、高い警戒心を保った。
C1 adjective /ˈhiːdləs/

heedless

無頓着
Meaning
showing a reckless lack of care or attention
Example
He drove with heedless disregard for the rules.
彼はルールを無視して運転した。
C1 noun /ˈpraɪməsi/

primacy

優先
Meaning
the state of being first in importance or authority
Example
The primacy of education cannot be denied.
教育の優先性は否定できません。
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 verb /ɪkˈstɔːrt/

extort

強奪する
Meaning
to obtain something, especially money, by force, threats, or unfair means
Example
The gang attempted to extort money from local shopkeepers.
ギャングは地元の店主からお金を強奪しようとした。
C1 noun /ˈpleɪˌraɪt/

playwright

劇作家
Meaning
a person who writes plays
Example
Shakespeare is considered the greatest playwright of all time.
シェイクスピアはすべての時代で最も偉大な劇作家と見なされています。
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 noun səbˈsɪs.təns

subsistence

生計
Meaning
The action or fact of maintaining or supporting oneself at a minimum level.
Example
Many farmers depend on subsistence agriculture.
多くの農民は自給農業に依存しています。
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 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 adjective /ˈdɒɡɪd/

dogged

執拗
Meaning
showing stubborn determination and persistence
Example
She succeeded through dogged determination.
彼女は執拗な決意で成功を収めました。
C1 adjective /ˈbʊkɪʃ/

Bookish

本好きな; 学問的な
Meaning
studious; scholarly; devoted to reading and studying
Example
She was known for her bookish nature and love of literature.
彼女は本好きな性格と文学への愛で知られていました。
C1 noun /ˈpəʊstˌskrɪpt/

postscript

追伸
Meaning
an additional remark at the end of a letter or text, after the signature
Example
She added a brief postscript to thank him again.
彼女は再度彼に感謝するために簡単な追伸を加えました。
C1 noun /rɪˈpʌlʃən/

Repulsion

反発
Meaning
a feeling of intense distaste or disgust; a force under the influence of which objects tend to move away from each other
Example
She felt a strong repulsion towards the idea of eating insects.
彼女は昆虫を食べるという考えに強い反発を感じた。
C1 verb /siːð/

seethe

怒りで煮えたぎる
Meaning
To be filled with intense but unexpressed anger or agitation.
Example
She was seething with anger after the unfair decision.
彼女は不公平な決定の後、怒りで煮えたぎっていました。
C1 adjective /ʌnˈsiːmli/

unseemly

不適切な
Meaning
Not proper or appropriate in behavior or appearance; unbecoming.
Example
His unseemly remarks embarrassed everyone at the dinner table.
彼の不適切な発言はディナーテーブルで皆を困らせました。
C1 noun ˈɪm.pɪ.təs

impetus

推進力
Meaning
The force or motivation that drives something forward; momentum.
Example
The new policy provided an impetus for economic growth.
新しい政策は経済成長のための推進力を提供しました。
C1 adjective /ˈpɪθ.i/

pithy

簡潔で意味深い
Meaning
concise and meaningful; full of substance
Example
She gave a pithy comment that summarized the issue perfectly.
彼女は問題を完璧に要約した簡潔なコメントをしました。
C1 verb /bɔːk/

balk

拒否する
Meaning
to hesitate or refuse to proceed or comply
Example
She balked at signing the contract without reading it fully.
彼女は契約書を完全に読まずに署名することをためらった。
C1 noun /ˈwɪŋˌspæn/

wingspan

翼幅
Meaning
the distance from the tip of one wing to the tip of the other wing
Example
The eagle has an impressive wingspan of over two meters.
ワシの翼幅は2メートル以上です。
C1 noun /ˌiː.kəˈnɒm.ɪk dɪˈspær.ɪ.ti/

Economic Disparity

経済的不平等
Meaning
The unequal distribution of income and opportunity between different groups in society.
Example
Addressing economic disparity is crucial for social stability.
経済的不平等に対処することは、社会的安定にとって重要です。
C1 noun /ˈkɒrənər/

coroner

検死官
Meaning
an official who investigates sudden, violent, or suspicious deaths
Example
The coroner determined the cause of death was natural.
検死官は死因が自然死であると判定しました。
C1 noun /kənˈveɪəns/

conveyance

輸送
Meaning
The action or process of transporting or carrying someone or something from one place to another.
Example
The conveyance of goods was delayed due to bad weather.
悪天候のため、商品の輸送が遅れました。
C1 noun /ˈleɪ.dəl/

Ladle

おたま
Meaning
a large deep spoon with a long handle, used for serving soup or other liquids
Example
Use the ladle to serve the hot soup into bowls.
熱いスープをボウルに注ぐためにおたまを使ってください。
C1 adjective /ˈmiːɡər/

meager

乏しい
Meaning
Lacking in quantity or quality; inadequate.
Example
He could barely survive on his meager salary.
彼は乏しい給料でかろうじて生きていけた。
C1 adjective /æmˈfɪb.i.əs/

Amphibious

両生類
Meaning
able to live both on land and in water; suitable for both land and water operations
Example
The amphibious vehicle can travel on both land and water.
その両生類車両は、陸地と水中の両方で移動できます。
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 adjective /ɪnˈɡreɪnd/

engrained

深く根付いている、変更が難しい
Meaning
Firmly fixed or established; difficult to change.
Example
Cultural practices are often deeply engrained in the fabric of society.
文化的な慣習は、しばしば社会の構造に深く根付いています。
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 verb /prəˈlɪf.ə.reɪt/

proliferate

急速に増加する
Meaning
To increase rapidly in numbers; to grow or spread quickly and extensively.
Example
Startups tend to proliferate in a thriving economy.
スタートアップは、活況を呈している経済で急速に増加する傾向があります。
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 noun /ˈdɛspɒt/

despot

暴君
Meaning
a ruler with absolute power, often ruling in a cruel or oppressive way
Example
The despot ruled the nation with fear and violence.
暴君は恐怖と暴力で国を支配した。
C1 noun /ˈmaʊθ.fʊl/

mouthful

一口
Meaning
the amount of food or drink that fills the mouth, or a long and difficult word or phrase
Example
He took a big mouthful of water after the run.
彼はランニングの後で大きな一口水を飲んだ。
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 adjective /ˈfɜːr.vənt/

fervent

情熱的な、熱心な
Meaning
having or showing intense passion or enthusiasm
Example
She gave a fervent speech about climate change.
彼女は気候変動について情熱的なスピーチを行った。
C1 adjective /ˈsɜːrvɪsəbl/

serviceable

使用可能
Meaning
fit for use; usable; in working order
Example
The old bicycle is still serviceable despite its age.
その古い自転車は年齢に関係なく、まだ使用可能です。
C1 noun /ˈliːvˌteɪ.kɪŋ/

leave-taking

お別れ
Meaning
an act of saying goodbye; farewell
Example
His leave-taking from his friends was emotional.
彼の友達へのお別れは感動的でした。
C1 noun /sɪˈkriː.ʃən/

Secretion

分泌
Meaning
a process by which substances are produced and discharged from a cell or gland
Example
Insulin secretion is crucial for blood sugar regulation.
インスリン分泌は血糖値の調整に不可欠です。
C1 noun ˌkɒn.ʃiˈen.ʃəs.nəs

conscientiousness

誠実さ
Meaning
The quality of wishing to do one's work or duty well and thoroughly; diligence.
Example
Her conscientiousness in work led to a well-organized project.
彼女の誠実さが仕事を整理されたプロジェクトへと導いた。
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 noun ˌɪnˈsaɪtfʊlnɪs

insightfulness

洞察力、分析能力
Meaning
The capacity to gain an accurate and deep intuitive understanding of a person or thing.
Example
His insightfulness helped solve the complex problem.
彼の洞察力は複雑な問題を解決するのに役立ちました。
C1 noun /ˌdʒuː.bɪˈleɪ.ʃən/

jubilation

歓喜
Meaning
a feeling or expression of great happiness and triumph
Example
There was jubilation in the streets after the victory.
勝利後、街中は歓喜に包まれていました。
C1 adjective /ɪˈlʌstriəs/

illustrious

著名
Meaning
Well known, respected, and admired for past achievements.
Example
She had an illustrious career in medicine.
彼女は医学の分野で著名なキャリアを持っていた。
C1 verb /deɪz/

daze

Meaning
to stun or confuse someone temporarily with a shock or surprise
Example
The bright lights dazed the runners as they entered the stadium.
C1 noun /kəˈluːʒən/

collusion

共謀
Meaning
A secret agreement or cooperation, especially for an illegal or dishonest purpose.
Example
There was evidence of collusion between the officials and the contractors.
役人と契約者の間で共謀の証拠がありました。
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 /ɪnˈdaɪtmənt/

indictment

起訴状
Meaning
a formal charge or accusation of a serious crime
Example
The indictment accused the company of multiple violations.
起訴状は、会社に対する複数の違反を告発しました。
C1 noun /ˈziːnɪθ/

zenith

頂点
Meaning
The time at which something is most powerful or successful; the highest point.
Example
Her career reached its zenith in the late 1990s.
彼女のキャリアは1990年代後半に頂点に達した。
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 noun /ˈpɛrəntɪdʒ/

parentage

家系
Meaning
The identity and origins of one's parents; descent or lineage.
Example
Her noble parentage gave her access to the royal court.
彼女の高貴な家系は、彼女に王室へのアクセスを与えた。
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 verb /ˈmedɪkeɪt/

medicate

薬を与える
Meaning
to treat with medicine; to give drugs to someone for medical purposes
Example
The doctor will medicate the patient to reduce inflammation.
医師は患者に炎症を減らすために薬を処方します。
C1 adjective /ˈmeʒ.ər.ə.bəl/

Measurable

測定可能な; 定量的な
Meaning
able to be measured; quantifiable
Example
The project's success was measurable by increased sales.
プロジェクトの成功は売上の増加で測定可能でした。
C1 adjective /pɒˈstɪəriər/

posterior

後部
Meaning
Situated at or toward the back; later in time.
Example
The posterior part of the brain controls vision.
脳の後部は視覚を制御します。
C1 noun /ˈdæɡ.ər/

Dagger

短剣
Meaning
a short knife with a pointed blade used as a weapon
Example
The ancient warrior carried a silver dagger.
古代の戦士は銀の短剣を携えていた。
C1 noun /ˈfɔːrɡraʊnd/

foreground

前景
Meaning
the part of a scene that is nearest to and in front of the viewer
Example
The flowers in the foreground brightened the picture.
前景にある花が絵を明るくしました。
C1 verb /ˈkəʊ.dɪ.faɪ/

codify

体系化する
Meaning
to arrange laws, rules, or ideas into a clear and systematic code
Example
The committee worked to codify the existing laws.
委員会は既存の法律を体系化するために取り組みました。
C1 noun /ˈfaɪər.wɔːl/

firewall

ファイアウォール
Meaning
A network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Example
A firewall protects networks from cyber-attacks.
ファイアウォールはネットワークをサイバー攻撃から守ります。
C1 noun, verb /səˈpiːnə/

subpoena

召喚状
Meaning
a legal document ordering someone to attend court; to summon someone with such a document
Example
The witness received a subpoena to appear in court next week.
証人は来週法廷に出廷するための召喚状を受け取った。
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 /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 /ɪnˈdɪrmənt/

endearment

愛情の言葉
Meaning
A word or phrase expressing affection or love.
Example
She whispered a gentle endearment to her child.
彼女は子供に優しい愛情の言葉をささやきました。
C1 noun /ɪmˌpɜː.sənˈeɪ.ʃən/

impersonation

なりすまし
Meaning
The action of pretending to be another person for the purpose of entertainment or fraud.
Example
Online impersonation is a serious cybercrime.
オンラインでのなりすましは重大なサイバー犯罪です。
C1 adverb /ˈnɔːθwədz/

Northwards

北へ
Meaning
towards the north; in a northerly direction
Example
The birds migrate northwards in spring.
鳥たちは春に北へ移動します。
C1 verb /əˈsæsɪneɪt/

assassinate

暗殺
Meaning
To murder someone important, often a political or religious leader, usually by surprise attack.
Example
The rebels planned to assassinate the king.
反乱者たちは王を暗殺する計画を立てた。
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。
C1 noun /ˈpleɪdʒərɪzəm/

plagiarism

盗作
Meaning
the practice of taking someone else's work or ideas and passing them off as one's own
Example
The student was expelled for committing plagiarism in his essay.
学生はエッセイで盗作を行ったため、退学させられました。
C1 noun ziːl

zeal

熱意
Meaning
Great energy or enthusiasm in pursuit of a cause or objective; passion.
Example
She approached the project with great zeal and determination.
彼女は大きな熱意と決意でそのプロジェクトに取り組んだ。
C1 noun /ˈhɜː.mɪt/

Hermit

宗教的な修行として孤独に生きる人；社会から退く人
Meaning
a person living in solitude as a religious discipline; someone who withdraws from society
Example
The old hermit lived alone in a small cabin deep in the mountains, away from civilization.
その老いたハーミットは文明から遠く離れた山の中の小さな小屋で一人で暮らしていた。
C1 adjective /prəˈvoʊkɪŋ/

Provoking

挑発的
Meaning
causing anger or strong reaction; irritating; stimulating
Example
His provoking comments made everyone angry.
彼の挑発的なコメントは皆を怒らせた。
C1 noun /hjuːˈmɪl.ɪ.ti/

humility

Meaning
The quality of having a modest or low view of one's importance.
Example
She accepted the award with grace and humility.
C1 noun /ˈtrɪviə/

trivia

雑学
Meaning
Details or information that are considered unimportant or of little value.
Example
The quiz was filled with fun trivia about movies and music.
クイズは映画や音楽に関する楽しい雑学で満たされていました。
C1 noun /ˈɪtʃ.i.nəs/

itchiness

かゆみ
Meaning
The quality or condition of feeling an irritating sensation on the skin that causes a desire to scratch.
Example
Eye itchiness often leads to rubbing.
目のかゆみはしばしば擦る原因となります。
C1 adjective /ˈspraɪtli/

sprightly

活発な
Meaning
full of energy and life; lively
Example
The sprightly old man danced with joy at the wedding.
活発な老紳士は結婚式で喜びながら踊った。
C1 noun /pərˈkʌʃən/

percussion

打楽器
Meaning
Musical instruments that are played by striking, shaking, or scraping, such as drums or cymbals.
Example
The percussion section added rhythm and energy to the orchestra.
打楽器セクションはオーケストラにリズムとエネルギーを加えました。
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 verb /reɪv/

rave

絶賛する
Meaning
to speak or write about something with great enthusiasm or admiration
Example
Critics rave about the new movie.
批評家たちは新しい映画を絶賛しています。
C1 noun /ˈmʌltɪplaɪər/

multiplier

乗数
Meaning
a number or factor by which another number is multiplied; something that increases the effect or value of something else
Example
In economics, government spending can act as a multiplier for economic growth.
経済学では、政府支出が成長の乗数となることがある。
C1 noun /ˈlæd.i/

laddie

若い男の子
Meaning
A young boy or lad.
Example
The old man gave the young laddie a kind smile.
老人は若い男の子に親切な笑顔をくれました。
C1 adjective /ˈriːɡəl/

regal

王室の
Meaning
Resembling or fit for a king; majestic or royal.
Example
The queen entered the hall with a regal presence.
女王は王室のような存在感でホールに入った。
C1 noun /nɪˈɡeɪʃən/

negation

否定
Meaning
The act of denying something; the contradiction or absence of something.
Example
The theory is built on the negation of traditional beliefs.
理論は伝統的な信念の否定に基づいています。
C1 noun /ˈkɒt.ən ˈfæb.rɪk/

Cotton Fabric

綿布
Meaning
textile made from cotton fibers, known for being soft, breathable, and comfortable
Example
Cotton fabric is perfect for summer clothing.
綿布は夏の衣服に最適です。