vaunt
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C2 verb /vɔːnt/

vaunt

Meaning
to boast or brag about something, especially in an excessive way
Example
He would often vaunt his achievements in front of his colleagues.
C2 noun /ˈæpəfθɛm/

apophthegm

短くて、機知に富んだ教育的な言葉や格言
Meaning
A short, pithy, and instructive saying or maxim.
Example
She always had a witty apophthegm to share at meetings.
彼女は会議で共有するために、いつも機知に富んだアポフテムを持っていた。
B2 adjective /ˌdɪsəˈɡriːəbl/

disagreeable

不快
Meaning
Unpleasant or offensive; causing discomfort or annoyance.
Example
The weather was cold and disagreeable.
天気は寒くて不快だった。
B1 verb rɪˈdjuːst

reduced

減らす
Meaning
Make smaller or less in amount, degree, or size.
Example
Singapore has reduced plastic usage significantly.
シンガポールはプラスチックの使用を大幅に減らしました。
C1 noun /ˌres.ɪˈteɪ.ʃən/

Recitation

朗読
Meaning
the action of reciting or repeating aloud from memory
Example
The poetry recitation contest was held in the auditorium.
詩の朗読大会はホールで行われました。
C2 verb /ˈfjuːmɪˌɡeɪt/

fumigate

燻蒸する
Meaning
to disinfect or purify an area by using chemical fumes
Example
They fumigated the warehouse to kill the insects.
彼らは昆虫を殺すために倉庫を燻蒸しました。
A1 verb /ˈlɪsən/

listen

聞く
Meaning
to pay attention to sounds; to hear someone or something with thoughtful attention
Example
Please listen carefully to the instructions.
指示を注意深く聞いてください。
C2 noun /ˈɪn.dɪ.dʒəns/

indigence

貧困
Meaning
a state of extreme poverty or destitution
Example
The charity was founded to help people living in indigence.
その慈善団体は貧困の中で生活している人々を助けるために設立されました。
C1 adjective, noun /ˈkeɪnaɪn/

canine

犬に関する / 犬歯
Meaning
Relating to dogs; also refers to the pointed teeth in humans and animals
Example
The police trained a canine unit for search operations.
警察は捜索活動のために警察犬ユニットを訓練した。
B2 adjective /ˈskætərd/

Scattered

散らばった; 散在する;
Meaning
spread widely apart; dispersed; occurring here and there
Example
Scattered showers are expected throughout the day.
1日中、散らばったシャワーが予想されています。
B2 noun /ˈsɪnˌdroʊm/

syndrome

症候群
Meaning
a group of symptoms that occur together and characterize a condition or disease
Example
Down syndrome affects a person's physical and mental development.
ダウン症は、個人の身体的および精神的な発達に影響を与えます。
B2 noun ɪˈfɪʃ.ən.si

efficiency

効率
Meaning
The state or quality of being efficient; achieving maximum productivity with minimum wasted effort or expense.
Example
Efficiency in communication is crucial for businesses.
コミュニケーションにおける効率はビジネスにとって重要です。
A2 noun /ˈkrɒk.ə.daɪl/

Crocodile

ワニ
Meaning
a large reptile with a long mouth and sharp teeth that lives in rivers and lakes in hot countries
Example
The crocodile slowly moved through the murky water.
ワニはゆっくりと濁った水を進んでいました。
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 noun ˌvɒl.əˈtɪl.ɪ.ti

volatility

変動性
Meaning
Liability to change rapidly and unpredictably, especially for the worse; instability.
Example
The stock market's volatility makes investment risky.
株式市場の変動性は投資を危険にする。
A1 pronoun /ˈʌðərz/

others

他の人々
Meaning
people or things distinct from the ones already mentioned or known
Example
I like to spend time with others.
私は他の人々と時間を過ごすのが好きです。
C2 noun /kəˈrɑːləri/

corollary

直接的または自然な結果
Meaning
a direct or natural consequence or result
Example
One corollary of the new policy was increased public awareness.
新しい政策の結果の一つは、公共の認識の向上でした。
C2 noun /ɪˈfʌldʒəns/

effulgence

輝き
Meaning
Brilliant radiance or shining brightness.
Example
The effulgence of the sunrise lit up the entire valley.
日の出の輝きが谷全体を照らした。
C1 noun /ˈskwɒtər/

squatter

不法占拠者
Meaning
a person who unlawfully occupies an uninhabited building or unused land
Example
The police removed the squatters from the abandoned house.
警察は廃墟から不法占拠者を追い出しました。
C2 noun /ɪnˈtɜːrmənt/

interment

埋葬
Meaning
The act of burying a dead body in a grave or tomb.
Example
The interment took place at the family cemetery.
埋葬は家族の墓地で行われました。
B2 noun/verb /ˈoʊvərˌdoʊs/

overdose

過剰摂取
Meaning
An excessive and dangerous amount of a drug; to take too much of a substance.
Example
He was rushed to the hospital after a drug overdose.
薬物の過剰摂取で病院に運ばれました。
A2 noun, verb /kɒf/

cough

咳
Meaning
a sudden noisy release of air from the lungs to clear the throat or airway; to expel air suddenly from the lungs with a cough
Example
He has a bad cough and stayed home today.
彼はひどい咳があるので、今日は家にいました。
C2 noun /kwɑːˈfjʊr/

coiffure

髪型
Meaning
A person's hairstyle, typically an elaborate one.
Example
Her elegant coiffure impressed everyone at the party.
彼女のエレガントな髪型はパーティーで皆を感動させました。
A1 pronoun /hiː/

he

彼 (男性)
Meaning
used to refer to a male person or animal already mentioned or easily identified
Example
He is my best friend.
彼は私の親友です。
C1 adjective /dɪsˈkɔːrdənt/

discordant

不協和音
Meaning
disagreeing or clashing; harsh and jarring in sound
Example
The discordant notes of the band hurt our ears.
バンドの不協和音の音が私たちの耳を痛めました。
B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning
causing harm or injury
Example
The storm caused damaging effects to the crops.
C2 verb /ˈrʌstɪkeɪt/

rusticate

田舎に行く / 大学から一時的に追放する
Meaning
To go to the countryside or to suspend someone from university.
Example
He decided to rusticate in the village to escape the busy city life.
彼は忙しい都市生活から逃れるために村に行くことを決めました。
C2 adjective /ˈsteɪ.dʒi/

stagy

過剰に演劇的
Meaning
Overly theatrical, artificial, or exaggerated in manner or style.
Example
Her performance felt stagy and unnatural.
彼女のパフォーマンスは過剰に演劇的で不自然に感じられた。
B1 noun /ɛr pəˈluːʃən/

air pollution

大気汚染
Meaning
The presence of harmful or poisonous substances in the air, typically caused by industrial processes, vehicle emissions, or other human activities.
Example
Air pollution from factories led to the first environmental movement.
工場からの大気汚染が最初の環境運動を引き起こしました。
C1 adjective /dɪsˈpæʃənət/

dispassionate

冷静な
Meaning
not influenced by strong emotion; impartial
Example
The judge remained dispassionate throughout the trial.
裁判官は裁判全体を通して冷静さを保ちました。
C1 noun /ˌprəʊ.baɪˈɒt.ɪks/

probiotics

プロバイオティクス
Meaning
Live microorganisms that, when administered in adequate amounts, confer health benefits to the host, especially for digestive health.
Example
Probiotics improve digestion and enhance gut health.
プロバイオティクスは消化を改善し、腸の健康を促進します。
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 /səbˈdjuː/

subdue

Meaning
To bring under control, especially by force; to overcome or quiet.
Example
The army was able to subdue the rebellion quickly.
A2 adjective /waɪz/

wise

賢い
Meaning
having or showing experience, knowledge, and good judgment
Example
It was wise of him to save money for the future.
未来のためにお金を節約するのは賢明だった。
C1 noun /ˈvæntɪdʒ/

vantage

有利な位置
Meaning
a position or situation that gives an advantage or a good view
Example
From this vantage, we could see the entire valley.
この位置から、私たちは谷全体を見ることができました。
C2 noun ˈɡoʊldən ˈbʌtərflaɪ

Golden Butterfly

ゴールデンバタフライ
Meaning
A beautiful species of butterfly with golden coloration, symbolizing beauty and nature.
Example
The Golden Butterfly is a symbol of beauty and nature.
ゴールデンバタフライは美しさと自然の象徴です。
C1 noun /ˈdɛsɪˌbɛl/

decibel

デシベル
Meaning
a unit used to measure the intensity of sound
Example
The noise level in the factory exceeded 90 decibels.
工場の騒音レベルは90デシベルを超えました。
A2 adjective /ɡlæd/

Glad

嬉しい; 喜んでいる; 幸せ;
Meaning
happy; pleased; delighted;
Example
I am glad to see you after such a long time.
こんなに長い時間が経った後、あなたに会えて嬉しいです。
B2 noun ˈhæb.ɪ.tæts

habitats

生息地
Meaning
The natural home or environment of an animal, plant, or other organism.
Example
Scientists envision habitats on the Moon.
科学者たちは月面にハビタッツを想像しています。
B2 adverb /aɪˈrɒnɪkli/

ironically

皮肉にも
Meaning
in a way that is contrary to what is expected or intended
Example
Ironically, the fire station burned down.
皮肉にも、消防署が焼け落ちた。
C2 noun /ˌmæskəˈreɪd/

masquerade

人々が仮面と衣装を着て集まるパーティー
Meaning
a party or gathering where people wear masks and costumes; a false outward show
Example
The charity event was held as a grand masquerade.
チャリティイベントは大きなマスカレードとして開催されました。
A1 noun /tɜːrn/

Turn

回転; 方向転換; 機会;
Meaning
an act of moving something in a circular direction; a change of direction; an opportunity to do something
Example
It's your turn to speak at the meeting.
会議で話す番です。
C2 adjective /ˈkrɛdʒʊləs/

credulous

信用しやすい
Meaning
Having or showing too great a readiness to believe things.
Example
The credulous child believed every story she heard.
その信用しやすい子供は、聞いた話をすべて信じました。
C2 noun /ˈdʒɪb.ɪt/

Gibbet

絞首台
Meaning
a gallows for hanging criminals; an upright post with a projecting arm for hanging the bodies of criminals
Example
In medieval times, criminals were often executed on a gibbet as a public warning.
中世では、犯罪者はしばしば警告として絞首台で処刑された。
C1 noun /djuːn/

dune

砂丘
Meaning
A hill or ridge of sand formed by the wind, usually found in deserts or near beaches.
Example
The children played on the sand dune by the beach.
子供たちはビーチの砂丘で遊んでいました。
B1 noun /kənˌɡrætʃəˈleɪʃən/

congratulation

祝賀
Meaning
an expression of praise or joy for someone’s achievement or good fortune
Example
She sent a congratulation to her friend on winning the award.
彼女は受賞した友人に祝賀を送った。
B2 adjective /ˌʌnkənˈtroʊld/

uncontrolled

制御不能な
Meaning
not restrained or managed; lacking control
Example
The wildfire spread in an uncontrolled manner, causing widespread damage.
山火事は制御不能な方法で広がり、広範囲に被害をもたらした。
C2 noun /ˈbɪvuˌæk/

bivouac

仮設キャンプ
Meaning
a temporary camp without tents or cover, usually used by soldiers or mountaineers
Example
The climbers set up a bivouac on the mountainside.
登山者たちは山の斜面に仮設キャンプを設置した。
C1 verb /ˈɪnstɪˌɡeɪt/

instigate

扇動する
Meaning
To bring about or initiate an action, often something negative.
Example
He was accused of instigating the riot.
彼は暴動を扇動したとして告発された。
C1 adjective /ˈɛntərˌpraɪzɪŋ/

enterprising

企業家精神のある
Meaning
showing initiative and resourcefulness; willing to take risks to achieve success
Example
She is an enterprising young entrepreneur.
彼女は企業家精神のある若い起業家です。
C2 adjective /ˌækrəˈmætɪk/

achromatic

無彩色
Meaning
without color; free from color
Example
The designer chose an achromatic palette of black, white, and gray.
デザイナーは黒、白、灰色の無彩色なパレットを選びました。
B2 verb /ˌɪntərˈviːn/

intervene

介入する
Meaning
To come between people, groups, or events, often to prevent conflict or improve a situation.
Example
The teacher had to intervene to stop the fight between the students.
教師は生徒たちの間で喧嘩を止めるために介入しなければならなかった。
C2 noun /ˈθrɛnədi/

threnody

哀歌、追悼歌
Meaning
A song, poem, or speech of mourning for someone who has died; a lament.
Example
The poet composed a moving threnody for the fallen soldiers.
詩人は戦死した兵士たちのために感動的な追悼歌を作った。
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。
B1 verb ˈɪndɪkeɪts

indicates

示す
Meaning
Point out; show; be a sign or symptom of; suggest as a desirable or necessary course of action.
Example
The rising trend indicates an urgent need for action.
上昇している傾向は、行動が急務であることを示しています。
C2 adjective /kənˈdʌktəbl̩/

conductible

導電性の
Meaning
capable of being conducted, especially electricity or heat
Example
Copper is highly conductible to electricity.
銅は電気を非常に導きやすい。
A2 noun /ɡoʊt/

Goat

ヤギ
Meaning
a farm animal with horns that gives milk and meat
Example
The farmer keeps goats for their milk and cheese.
農家は乳とチーズのためにヤギを飼っています。
B2 noun /ˈspəʊkswɪmən/

spokeswoman

広報女性
Meaning
a woman who speaks on behalf of a group or organization
Example
The spokeswoman for the company announced the new product.
その会社の広報女性は新製品を発表した。
B2 adjective /ˈhez.ɪ.tənt/

Hesitant

ためらう; 不確か; 気が進まない
Meaning
uncertain or unwilling to act; showing doubt or reluctance
Example
She was hesitant to accept the job offer.
彼女は仕事のオファーを受け入れることに躊躇していた。
C1 adjective /ˈrævənəs/

ravenous

猛烈にお腹がすいている
Meaning
Extremely hungry; famished.
Example
After the long hike, she was ravenous and ate quickly.
長いハイキングの後、彼女は猛烈にお腹がすいて、すぐに食べました。
A2 noun /ˈkɔːrnər/

corner

角
Meaning
the place where two edges or sides meet
Example
The store is just around the corner.
店はちょうど角のところにあります。
C1 noun /ɪɡˈzuːbərəns/

exuberance

活力
Meaning
the quality of being full of energy, excitement, and cheerfulness
Example
Her exuberance made the whole team feel motivated.
彼女の活力はチーム全体をやる気にさせた。
C2 adjective /blɑːˈzeɪ/

blase

無関心, 無感動
Meaning
unimpressed or indifferent to something because it has been experienced so often before
Example
After years of luxury travel, she felt blase about another trip to Paris.
何年もの贅沢な旅行の後、彼女はパリへの別の旅行に対して無関心を感じた。
C2 noun /ˈpoʊ.ɪˌtæs.tər/

poetaster

劣った詩人
Meaning
an inferior or trivial poet
Example
He was mocked as a poetaster by the literary critics.
彼は文学評論家によってポエタスターとして嘲笑されました。
C2 adjective /ˌmɛtəˈlɜrdʒɪkəl/

metallurgical

冶金の
Meaning
Relating to metallurgy or the branch of science concerned with the properties of metals and their production.
Example
He studied metallurgical engineering at the university.
彼は大学で冶金工学を学びました。
B1 adverb /ˈpɜːfɪktli/

perfectly

Meaning
in a perfect manner; without flaws
Example
She performed the task perfectly.
C2 noun /nɪmf/

Nymph

ニンフ
Meaning
a mythological spirit of nature; a beautiful young woman in classical mythology
Example
The water nymph appeared by the moonlit lake.
水のニンフが月明かりの湖のそばに現れました。
B2 adjective, noun /ˌɪn.təlˈɛk.tʃu.əl/

intellectual

知的な
Meaning
Relating to the intellect; a person who engages in critical thinking and study.
Example
She enjoys intellectual discussions about philosophy.
彼女は哲学についての知的な議論を楽しんでいます。
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。
B2 verb /ˌɪntərˈfɪər/

interfere

幸せ
Meaning
to become involved in something that is not your concern; to hinder or obstruct
Example
Parents should not interfere in their children’s personal choices.
彼女は賞を受け取ったとき、自分の幸せを隠すことができませんでした。
B1 adjective /ɑːrˈtɪstɪk/

artistic

芸術的
Meaning
having or revealing natural creative skill
Example
She has an artistic sense of design.
彼女はデザインに対するアーティスティックな感覚を持っています。
C1 adjective /ˈmæliəbl̩/

malleable

柔軟な
Meaning
Easily shaped or influenced; capable of being bent or adapted.
Example
Gold is a highly malleable metal used in jewelry.
金は非常に柔軟な金属で、ジュエリーに使用されます。
C1 noun /ˈneɪ.vəl/

Navel

へその緒
Meaning
the small hollow in the center of the stomach where the umbilical cord was attached
Example
The baby's navel cord fell off after a week.
赤ちゃんのへその緒は1週間後に取れました。
C2 noun /ˌɪnkrɪˈdjuːləti/

incredulity

不信
Meaning
the state of being unwilling or unable to believe something
Example
She looked at him with incredulity after hearing the strange story.
彼女はその奇妙な話を聞いた後、不信のまなざしで彼を見つめた。
C1 verb /ˈɪnfɪltreɪt/

infiltrate

浸透
Meaning
to secretly enter or gain access to a place or group
Example
The spies managed to infiltrate the enemy base.
スパイたちは敵基地に infiltrate できた。
C2 adjective /ˌækwiˈɛsənt/

acquiescent

黙認
Meaning
ready to accept something without protest, or to do what someone else wants
Example
He gave an acquiescent smile and agreed to the plan.
彼は黙認の笑顔を見せて、計画に同意しました。
C1 adjective /ˈrænsɪd/

rancid

腐った
Meaning
having a bad taste or smell due to being old or spoiled (especially fats or oils)
Example
The butter had gone rancid after being left out too long.
バターは外に長時間置かれて腐ってしまった。
B2 adjective kəˈləʊ.ni.əl

colonial

植民地の
Meaning
Relating to or characteristic of a colony or colonialism, especially involving the control of one country by another.
Example
Colonial rule suppressed local governance.
植民地支配は地元の政府を抑圧した。
C1 verb trænˈsɛnd

transcend

超越する
Meaning
To go beyond the limits of something; to surpass or exceed
Example
His effort to transcend traditional methods was commendable.
彼の伝統的な方法を超越しようとする努力は賞賛に値した。
B2 verb /poʊk/

poke

突く
Meaning
to push or prod with a finger or pointed object
Example
Don't poke me with your finger.
指で突っつかないで。
B2 noun, verb /ˈdɪskɔːrs/

discourse

談話, 講義
Meaning
Written or spoken communication or debate.
Example
The professor gave a discourse on ancient philosophy.
教授は古代哲学についての講義を行った。
C1 noun məˌtɪərɪəˈlɪstɪk ˈlaɪfstaɪl

materialistic lifestyle

物質主義的なライフスタイル
Meaning
A way of living focused on acquiring material possessions and wealth.
Example
A materialistic lifestyle often leads to moral decline.
物質主義的なライフスタイルは、しばしば道徳的な堕落を招く。
C1 noun /ˈɛksədəs/

exodus

出エジプト
Meaning
A mass departure of people from a place.
Example
There was a sudden exodus of workers after the strike began.
ストライキが始まった後、労働者たちは突然出エジプトした。
C2 adjective /ˈkreɪvən/

craven

臆病
Meaning
cowardly; lacking courage
Example
He was too craven to stand up for his beliefs.
彼は自分の信念のために立ち上がるにはあまりにも臆病でした。
C2 noun ˈɛn.ɡræm

Engram

記憶の保存と検索のための脳内の物理的なサイン
Meaning
Physical signs or patterns in the brain for memory storage and retrieval
Example
Scientists study engrams to understand how memories are stored.
科学者たちはエングラムを研究して、記憶がどのように保存されるかを理解しようとしています。
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

病因学
Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
医師たちは新しいウイルスの病因学を研究しています。
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。
B2 noun /səbˈmɪʃən/

submission

提出, 服従
Meaning
the act of yielding to authority or presenting something for consideration
Example
Her submission of the report was appreciated by the manager.
彼女の報告書の提出は、マネージャーに評価されました。
C2 noun /ˌæŋɡləˈfoʊbiə/

anglophobia

アングロフォビア
Meaning
Dislike or fear of England, English people, or English culture.
Example
The politician was accused of promoting Anglophobia in his speeches.
その政治家は演説でアングロフォビアを促進したとして非難されました。
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。
B1 adjective /ɪɡˈzækt/

Exact

正確な; 精密な; 完全に正しい
Meaning
precise; accurate; completely correct
Example
Please give me the exact time of the meeting.
会議の正確な時間を教えてください。
C2 noun/adjective /ˈdɪstæf/

distaff

女性に関連、母系
Meaning
Relating to women or the maternal side of a family; also a tool for spinning thread.
Example
She came from the distaff side of a noble family.
彼女は名家の母系から来た。
C2 verb /koʊˈhɪr/

cohere

一致する
Meaning
To stick together; to be united logically or physically.
Example
The ideas in his essay cohere well.
彼のエッセイのアイデアはよく調和しています。
C2 noun /ˈseɪpiəns/

sapience

知恵
Meaning
Wisdom or intelligence.
Example
Her sapience in solving problems earned her the respect of her colleagues.
問題解決における彼女の知恵は、同僚たちの尊敬を集めました。
C1 noun /ˈræftər/

rafter

小屋の梁
Meaning
One of the sloping beams that supports a roof.
Example
The old barn’s rafters were exposed.
古い納屋の小屋の梁がむき出しになっていました。
C2 adjective /ˌʌnəˈʃʊəd/

unassured

自信のない
Meaning
Lacking confidence or certainty.
Example
She gave an unassured answer during the interview.
彼女は面接で自信のない答えをしました。
C1 adjective /məˈlaɪn/

Malign

有害な; 中傷的な
Meaning
evil in nature or effect; harmful; slanderous
Example
He spread malign rumors about his colleague.
彼は同僚について有害な噂を広めました。
A2 verb /dəˈrɛkt/ or /daɪˈrɛkt/

direct

指示する
Meaning
to manage or control the course of something; to give instructions
Example
She directed the team to complete the project on time.
彼女はチームにプロジェクトを時間通りに終わらせるよう指示しました。
C1 verb /dɪˈsɛləˌreɪt/

decelerate

減速する
Meaning
to reduce speed; to slow down
Example
The car began to decelerate as it approached the traffic light.
車は信号に近づくと減速し始めました。
A1 title /mɪz/

ms

ミズ
Meaning
a title used before a woman's name, regardless of marital status
Example
Ms. Akter will give a speech at the seminar.
ミズ・アクターはセミナーでスピーチを行います。
B1 noun /ˈhæm.ər/

Hammer

ハンマー
Meaning
a tool with a heavy metal head for hitting nails or breaking things
Example
She used a hammer to nail the picture frame to the wall.
彼女は絵のフレームを壁に打ち付けるためにハンマーを使いました。
B1 verb /ʌnˈpæk/

unpack

荷解きする
Meaning
to remove items from a container; to explain or analyze something in detail
Example
After arriving home, she began to unpack her suitcase.
家に着いた後、彼女はスーツケースの荷解きを始めた。
B2 adjective /dɪˈfɪnɪtɪv/

definitive

決定的
Meaning
serving as a final or most authoritative form; conclusive and decisive
Example
The committee reached a definitive agreement on the policy.
委員会は政策に関する決定的な合意に達しました。
C1 noun /wedʒ/

Wedge

くさび; ける; 割る
Meaning
a triangular piece of wood or metal used for splitting or securing; a piece of cheese or cake
Example
He used a wooden wedge to split the log into smaller pieces.
彼は木のくさびを使って丸太を小さな部分に割りました。
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。
B2 adjective /ˌprɒb.ləˈmæt.ɪk/

Problematic

問題のある; 問題を引き起こす
Meaning
causing problems; troublesome; difficult to deal with
Example
The new policy changes are problematic and need to be reviewed.
新しい政策変更は問題があり、再評価する必要があります。
C1 noun /əˈluːʒən/

allusion

暗示
Meaning
An indirect reference to something without mentioning it explicitly.
Example
Her story contained an allusion to a famous myth.
彼女の話には有名な神話への暗示が含まれていた。
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 noun /ˌbɪbliˈɒɡrəfi/

bibliography

参考文献リスト
Meaning
a list of books, articles, or other sources used or referred to in scholarly work
Example
The report includes a detailed bibliography at the end.
レポートには最後に詳細な参考文献リストが含まれています。
A2 adjective /səkˈsɛsfəl/

Successful

成功した; 裕福な; 勝者の
Meaning
having achieved a desired aim or result; prosperous
Example
She was successful in her career as a doctor.
彼女は医師としてのキャリアで成功しました。
A2 verb /əˈnɔɪ/

annoy

イライラさせる
Meaning
to irritate or bother someone and make them feel a little angry or uncomfortable
Example
His constant humming started to annoy everyone in the room.
彼の絶え間ないハミングが部屋の中でみんなをイライラさせ始めた。
C1 adjective /ˈʃeɪm.ləs/

Shameless

恥知らず
Meaning
having no shame; bold and rude; impudent
Example
The shameless politician refused to apologize for his mistakes.
恥知らずな政治家は自分の過ちを謝罪することを拒んだ。
C1 noun /ɪnˈfɜːməri/

infirmary

診療所
Meaning
A hospital or place where the sick or injured are cared for.
Example
The school had an infirmary for minor injuries.
学校には軽傷のための診療所がありました。
B1 noun /ˈswɛtʃɜːrt/

sweatshirt

スウェットシャツ
Meaning
A casual, long-sleeved pullover garment, typically made of cotton or fleece, worn for warmth or comfort.
Example
He wore a grey sweatshirt while jogging in the park.
彼は公園でジョギングをするとき、灰色のスウェットシャツを着ていた。
C2 noun /ˈɛnsaɪn/

ensign

旗
Meaning
A flag or standard, especially a military or naval one indicating nationality; also a junior officer in the navy or coast guard.
Example
The ship raised its national ensign before leaving the harbor.
その船は港を出る前に国旗を掲げました。
C2 noun ˈsaɪəns ˈdezət

science-desert

科学の砂漠
Meaning
A region or area lacking in scientific development, research facilities, or educational institutions.
Example
J.C. Bose thrived in a science-desert.
J.C. ボースは科学の砂漠で成功を収めました。
C2 noun /ˌpɛkjʊˈleɪʃən/

peculation

横領
Meaning
The act of embezzling or stealing money, especially from public funds.
Example
The minister resigned after being accused of peculation.
大臣は横領の罪で辞任しました。
A2 noun /dʒoʊk/

Joke

冗談; ジョーク; 笑いを引き起こす何か
Meaning
a thing that someone says to cause amusement or laughter; something not to be taken seriously
Example
Everyone laughed at his funny joke during the dinner party.
ディナーのパーティーで彼の面白いジョークにみんなが笑った。
C1 adjective /ʌnˈdɔːntɪd/

Undaunted

不屈の; 勇敢な; 断固たる;
Meaning
not intimidated or discouraged by difficulty, danger, or disappointment
Example
Despite the setbacks, she remained undaunted in pursuing her goals.
挫折にもかかわらず、彼女は目標を追い続ける中で不屈であり続けた。
B2 verb /skrʌb/

scrub

こする
Meaning
To rub hard so as to clean, typically with a brush and water.
Example
Excessive scrubbing of the eyes is harmful.
目をこすることは過剰で有害です。
B1 adjective /ɪˈmiːdiət/

immediate

即時
Meaning
happening or done without delay
Example
The doctor gave her immediate attention.
医者は彼女に即時の注意を与えました。