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C2 noun /ˈɒnwiː/ or /ˈɑːnwiː/

ennui

退屈
Meaning
A feeling of boredom, listlessness, or dissatisfaction arising from lack of excitement.
Example
After weeks of doing nothing, he sank into a deep sense of ennui.
何もせずに数週間後、彼は深い退屈に沈んだ。
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 verb /ɪmˈbrɔɪl/

embroil

巻き込む
Meaning
to involve someone deeply in a conflict, argument, or difficult situation
Example
The politician was embroiled in a major corruption scandal.
その政治家は大規模な汚職スキャンダルに巻き込まれました。
C2 noun /ˌiː.kəʊ.tɒkˈsɪ.kə.lə.dʒi/

ecotoxicology

エコトキシコロジー
Meaning
The study of the effects of chemical pollution on the environment.
Example
Ecotoxicology studies the effects of pesticides on wildlife.
エコトキシコロジーは農薬が野生動物に与える影響を研究しています。
B2 adjective /ˌɛm.pəˈθɛ.tɪk/

empathetic

共感的
Meaning
Showing ability to understand and share feelings of others.
Example
She was empathetic towards her friend's struggles.
彼女は友人の苦しみに共感的でした。
B1 noun /ˌiːkəˈnɒmɪks/ or /ˌɛkəˈnɒmɪks/

economics

経済学
Meaning
The study of production, consumption, and transfer of wealth.
Example
He is studying economics at university.
彼は大学で経済学を学んでいます。
B2 verb /ɪˈvæljueɪt/

evaluate

評価する
Meaning
To assess or judge the value, quality, or significance of something.
Example
The teacher will evaluate the students’ projects tomorrow.
教師は明日学生のプロジェクトを評価します。
C2 noun /ɪˈluːʒən/

elusion

回避
Meaning
The act of escaping or avoiding something, especially by cleverness or trickery.
Example
His constant elusion of responsibility frustrated his colleagues.
彼の責任逃れは同僚を苛立たせた。
C1 adjective /ɪˈnæmərd/

enamored

夢中
Meaning
filled with love or admiration
Example
He became enamored with classical music after attending the concert.
彼はコンサートに参加した後、クラシック音楽に魅了されました。
C2 noun /ɪˈlɪziəm/

elysium

エリシウム
Meaning
A place or state of perfect happiness; in Greek mythology, the afterlife paradise.
Example
For her, the garden was a personal elysium.
彼女にとって、その庭は個人的なエリシウムでした。
C2 verb /ɪkˈstɛmpəraɪz/

extemporize

即興する
Meaning
To speak or perform without preparation; improvise.
Example
The actor had to extemporize when he forgot his lines.
俳優はセリフを忘れたとき、即興で演技をしなければなりませんでした。
B1 adjective /ˈiː.ɡər/

Eager

熱心な; 期待に満ちた; わくわくしている
Meaning
showing keen interest; enthusiastic; having or showing desire and excitement
Example
She was eager to start her new job.
彼女は新しい仕事を始めるのを楽しみにしていました。
C1 noun /ɪkˈskriːʃən/

excretion

排泄
Meaning
the process of eliminating waste matter from the body
Example
Excretion is vital for maintaining a healthy body.
排泄は健康な体を維持するために不可欠です。
C1 noun /ɪkˈspæns/

expanse

広大な地域
Meaning
a wide, open area of land, sea, or sky
Example
The desert is a vast expanse of sand and rock.
砂漠は広大な砂と岩の地域です。
A2 noun /ɛmˈplɔɪ.iː/

employee

従業員
Meaning
A person who works for an organization or company in return for payment.
Example
The company values each employee's contribution to its success.
会社は各従業員の成功への貢献を重視しています。
B1 adverb /ˈɛlswɛr/

elsewhere

他の場所で
Meaning
In, at, or to some other place.
Example
If you can’t find it here, try looking elsewhere.
ここで見つからない場合は、他の場所で探してみてください。
C1 adjective /ˈɜːrstwaɪl/

erstwhile

かつての
Meaning
former or in the past
Example
They were erstwhile friends but no longer speak.
彼らはかつての友達でしたが、今は話しません。
C1 adjective /ˌɛk.spəˈnɛn.ʃəl/

exponential

急速な成長または拡張
Meaning
Rapid growth or expansion at an increasing rate
Example
Technology is advancing at an exponential rate.
テクノロジーは指数関数的に進化しています。
C2 noun /ˈɛpɪˌsaɪkl/

epicycle

外周上の小円
Meaning
a small circle whose center moves around the circumference of a larger one, used in ancient astronomy
Example
The concept of the epicycle was used to explain planetary motion.
エピサイクルの概念は惑星の運動を説明するために使用されました。
B1 noun /ˌiː.kəˈnɒm.ɪk ɡrəʊθ/

Economic Growth

経済成長
Meaning
The increase in the production of goods and services in an economy over time, measured by the expansion of economic output, income, and investment.
Example
The country's economic growth has been remarkable over the past decade.
その国の経済成長は過去10年間で顕著でした。
C1 noun /ɪˈpɪt.ə.mi/

epitome

特定の品質やタイプの完璧な例; 何かの最良の表現
Meaning
A perfect example of a particular quality or type; the best representation of something.
Example
She is the epitome of grace and kindness.
彼女は優雅さと親切さの典型です。
B2 adjective ˌiːkəˈlɒdʒɪkəl

ecological

エコロジカル
Meaning
Relating to ecology or the environment.
Example
Deforestation threatens the ecological balance of the planet.
森林伐採は地球の生態学的バランスを脅かしています。
B1 adjective /ɪˈsɛnʃəl/

essential

必要不可欠
Meaning
Absolutely necessary; extremely important.
Example
Water is essential for life.
水は生命にとって必要不可欠です。
B1 noun /ˈɝːθ.kweɪk/

earthquake

地震
Meaning
A sudden and violent shaking of the ground as a result of movements within the earth's crust.
Example
A powerful earthquake struck Japan last night.
昨晩、日本で強い地震が発生しました。
C1 verb /ɪkˈspend/

expend

使う
Meaning
to use up or consume; to spend energy or resources
Example
He expended all his energy on the project.
彼はプロジェクトに全てのエネルギーを費やした。
B2 verb /ɪnˈdɔːrs/

endorse

支持する
Meaning
To give approval or support to someone or something; to publicly recommend.
Example
The celebrity endorsed the new skincare product.
セレブリティは新しいスキンケア製品を支持しました。
C2 noun /ɪˌnʌn.siˈeɪ.ʃən/

enunciation

発音, 明確な発音
Meaning
The act of saying or pronouncing words clearly and distinctly.
Example
His enunciation was clear during the presentation.
彼の発音はプレゼンテーション中に明確でした。
C1 noun /ˌɛlɪˈveɪʃən/

elevation

高度
Meaning
The act of raising something to a higher position or level.
Example
The hikers reached a high elevation after hours of climbing.
登山者たちは数時間の登攀後、高い高度に達しました。
B1 noun /ˈɛldər/

elder

長老
Meaning
a person who is older or has higher rank; an older person in a family or community
Example
We should always respect our elders.
私たちは常に年長者を尊敬しなければなりません。
B1 verb /ɪkˈsplɔːr/

explore

探検する
Meaning
to travel through or study something in order to learn more about it
Example
They decided to explore the forest together.
彼らは一緒に森を探検することに決めました。
B2 adjective /ɪˈven.tʃu.əl/

Eventual

最終的な
Meaning
happening or existing at the end of a process; final; ultimate
Example
The eventual outcome was better than expected.
最終的な結果は予想より良かった。
C1 adjective /ˈevər ˈlæstɪŋ/

Ever-lasting

永遠の; 永続的な;
Meaning
eternal; permanent; enduring forever
Example
Their love is ever-lasting and will never fade.
彼らの愛は永遠で、決して色あせることはありません。
C1 noun /ˈɛkstrəˌvɜːrt/

extrovert

外向的な人
Meaning
a person who is outgoing, sociable, and energized by being around other people
Example
As an extrovert, she enjoys meeting new people at social events.
外向的な人として、彼女は社交的なイベントで新しい人々と出会うのが好きです。
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 /juː/

Ewe

雌羊
Meaning
a female sheep
Example
The ewe gave birth to twin lambs.
雌羊は双子の子羊を産みました。
A2 noun /ˈel.ɪ.fənt/

Elephant

象
Meaning
a very large gray mammal with long curved teeth and a long nose called a trunk
Example
The elephant is the largest land animal in the world.
象は世界で最も大きな陸生動物です。
B2 noun /ˈɛksələns/

excellence

卓越
Meaning
the quality of being outstanding or extremely good
Example
The school is known for its academic excellence.
その学校は学術的な卓越性で知られています。
C1 noun /ɪɡˌzæm.ɪˈniː/

Examinee

受験者
Meaning
a person who is being tested in an examination
Example
Each examinee was given two hours to complete the test.
各受験者には試験を完了するために2時間が与えられました。
C1 noun /ˈek.saɪl/

Exile

亡命
Meaning
the state of being barred from one's native country; enforced removal from one's homeland
Example
The political leader was forced into exile after the military coup.
軍事クーデターの後、政治的リーダーは亡命を強制された。
B2 adjective /ɪˈlɛktərəl/

electoral

選挙の
Meaning
related to elections or voting
Example
The electoral process in the country has been reformed in recent years.
その国の選挙プロセスは近年改革されました。
C1 adjective ɪmˈpɪr.ɪ.kəl

empirical

経験に基づくまたは実証的
Meaning
Based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
Example
Scientific research relies on empirical evidence.
科学的な研究は実証的な証拠に依存しています。
B1 noun /ˈɛnvəloʊp/

envelope

封筒
Meaning
a flat paper container used to enclose a letter or document
Example
She sealed the letter in an envelope and posted it.
彼女は手紙を封筒に入れて、郵送しました。
C2 verb /ɪˈmæskjʊleɪt/

emasculate

無力化する
Meaning
To make someone weaker or less effective; to deprive of strength or vigor.
Example
The constant criticism emasculated his confidence.
絶え間ない批判が彼の自信を削弱した。
A1 noun /aɪ/

Eye

目; 視力
Meaning
the organ of sight; the ability to see
Example
Her eyes sparkled with joy.
彼女の目は喜びで輝いていた。
A1 noun /iːst/

east

東
Meaning
The direction from which the sun rises; one of the four cardinal points.
Example
The sun rises in the east.
太陽は東から昇ります。
B2 noun /ɪkˈspəʊʒər/

exposure

曝露
Meaning
the state of being exposed to contact with something, especially harmful
Example
Prolonged exposure to the sun can damage your skin.
長時間太陽に曝されると、肌にダメージを与えることがあります。
B1 noun /ˌek.sɪˈbɪʃ.ən/

Exhibition

展示会
Meaning
a public display of works of art or other items of interest
Example
The art exhibition featured paintings from local artists throughout the region.
その美術展は地域の地元アーティストの絵画を展示しました。
C1 noun /ɪɡˌzɪl.əˈreɪ.ʃən/

exhilaration

興奮または喜び
Meaning
A feeling of excitement, happiness, or elation.
Example
The feeling of exhilaration after a roller-coaster ride is amazing.
ジェットコースターの後のエクスヒラレーションの感覚は素晴らしいです。
C1 noun /ˈem.ɪ.nəns/

Eminence

名声; 優越性
Meaning
fame or recognized superiority; high rank or status
Example
The professor achieved eminence in the field of quantum physics.
教授は量子物理学の分野で名声を得ました。
C2 noun /ɪkˈskrɛsəns/

excrescence

異常な成長
Meaning
An abnormal outgrowth or lump, often considered unattractive.
Example
The building was considered an excrescence on the landscape.
その建物は風景の中で異常な成長と見なされました。
B2 verb /ɪɡˈzædʒəˌreɪt/

exaggerate

誇張する
Meaning
to describe something as better, worse, or more important than it really is
Example
He tends to exaggerate his achievements.
彼は自分の業績を誇張しがちだ。
B1 noun ɪˈməʊʃənz

emotions

感情
Meaning
Strong feelings deriving from one's circumstances, mood, or relationships with others.
Example
Emotions ran high during the protests.
抗議の間、感情は高まりました。
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。
B2 verb /ɪkˈskluːd/

exclude

除外する
Meaning
To deliberately leave out or prevent someone or something from being included.
Example
The list excludes temporary workers.
リストは臨時労働者を除外しています。
B2 noun /ˌekspləˈreɪʃən/

exploration

探査
Meaning
the action of traveling through or studying an area to learn more about it
Example
Space exploration has expanded our understanding of the universe.
宇宙探査は私たちの宇宙に対する理解を広げました。
B2 noun /ɪmˈpaʊə.mənt/

empowerment

エンパワーメント
Meaning
Authority or power given to someone to do something.
Example
Empowerment initiatives enhance confidence.
エンパワーメントのイニシアチブは自信を高めます。
C2 noun /ɪɡˈzɔːrbɪtəns/

exorbitance

過剰
Meaning
The quality of being excessive, unreasonable, or going beyond proper limits.
Example
The exorbitance of the hotel's prices shocked the tourists.
ホテルの価格の過剰さに観光客は驚いた。
B2 noun /ˈɜːθ.wɜːm/

Earth-worm

ミミズ
Meaning
a segmented worm that lives in soil and helps decompose organic matter
Example
The gardener was happy to find many earthworms in the soil.
庭師は土壌でたくさんのミミズを見つけて喜んでいました。
B2 verb /ɪkˈspoʊz/

expose

暴露する
Meaning
to reveal or uncover; to make visible or known
Example
The investigation exposed the truth about the scandal.
調査はスキャンダルについての真実を暴露しました。
B2 verb /ɪnˈroʊl/

enroll

登録する
Meaning
to officially join or register in a school, course, or organization
Example
He decided to enroll in a computer programming course.
彼はコンピュータプログラミングのコースに登録することを決めました。
C1 noun /ɪˌlæbəˈreɪʃən/

elaboration

詳細な説明 / 拡張
Meaning
the process of adding more detail or expanding on something
Example
The teacher appreciated the student's elaboration of the topic.
先生は学生のトピックの詳細な説明を評価しました。
A2 noun /ɪˌlɛkˈtrɪsɪti/

electricity

電気
Meaning
A form of energy resulting from the existence of charged particles.
Example
The storm caused a power cut and we had no electricity.
嵐で停電し、電気がありませんでした。
C2 adjective /ɪˈfɛmɪnət/

effeminate

女性的
Meaning
Having traits, tastes, or habits traditionally considered feminine, often used negatively for men.
Example
The critics described him as effeminate due to his gentle manner.
批評家は彼の優しい態度を理由に彼を女性的だと表現した。
B1 adverb /ɪˈventʃuəli/

Eventually

最終的に; 結局
Meaning
in the end; finally; at last
Example
After years of hard work, she eventually became a doctor.
何年もの努力の後、彼女は最終的に医者になった。
C2 verb /ɪˈfjuːz/

effuse

表現する
Meaning
To pour out or express feelings freely and openly.
Example
She effused gratitude for the help she received.
彼女は受け取った助けに感謝の気持ちを表しました。
B2 noun /ɪnˈfɔːrsmənt/

enforcement

法執行
Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
警察は法執行の責任があります。
B2 noun ɪkˈspænʃən

expansion

拡張
Meaning
The action of becoming larger or more extensive; growth or development.
Example
Volunteering helps in the expansion of social networks.
ボランティア活動は、社会的ネットワークの拡張に役立ちます。
A2 noun/verb /ɪkˈsperɪmənt/

experiment

実験
Meaning
a test or trial carried out to discover something or prove an idea
Example
The scientist conducted an experiment on plant growth.
科学者は植物の成長に関する実験を行いました。
A1 noun /end/

End

終わり; 結末; 終了;
Meaning
the final part of something; termination or conclusion
Example
The end of the movie was unexpected and left everyone surprised.
映画の終わりは予想外で、誰もが驚きました。
C2 noun /ɪˌpɪstəˈmɒlədʒɪst/

epistemologist

認識論者
Meaning
A scholar or expert who studies the nature, sources, and limits of knowledge.
Example
The epistemologist debated how humans can truly know anything with certainty.
エピステモロジストは、人間がどのようにして確実に何かを知ることができるかについて議論しました。
C2 adjective /ˈɛksplɪkəbəl/

explicable

説明可能な
Meaning
able to be explained or understood
Example
His sudden anger was explicable given the stressful situation.
彼の突然の怒りは、ストレスの多い状況を考慮すれば説明可能だった。
C1 verb /ɪmˈbrɔɪdər/

embroider

刺繍
Meaning
to decorate fabric with patterns using a needle and thread
Example
She embroidered flowers on the pillowcase.
彼女は枕カバーに花を刺繍した。
C2 noun /eɪˈklɑː/

eclat

大成功
Meaning
Brilliant success, acclaim, or great public approval.
Example
The artist's debut performance was met with great éclat.
アーティストの初めてのパフォーマンスは大成功を収めました。
C2 noun /ˈɛskwaɪər/

esquire

エスクワイア
Meaning
A title of respect often used after a man's name, especially for lawyers in the United States.
Example
John Smith, Esquire, will be representing the client in court.
ジョン・スミス、エスクワイア、は法廷でクライアントを代表する予定です。
C2 verb /ˈeksɪkreɪt/

execrate

憎む
Meaning
To feel or express great loathing or hatred for something.
Example
The community execrated the corrupt politician.
コミュニティは腐敗した政治家を憎んだ。
A2 adjective /ɪnˈdʒɔɪ.ə.bəl/

Enjoyable

楽しい; 快適な
Meaning
pleasant; giving satisfaction or pleasure
Example
The movie was very enjoyable and made everyone laugh.
その映画はとても楽しくて、皆を笑わせました。
A2 noun/verb /ˌɛndʒɪˈnɪər/

engineer

エンジニア
Meaning
A person trained to design, build, or maintain engines, machines, or structures; to skillfully arrange or bring about.
Example
The engineer designed a new bridge across the river.
エンジニアは川を越える新しい橋を設計しました。
C2 noun /ˈɛpɪɡræm/

epigram

エピグラム
Meaning
A short, witty saying or poem that expresses an idea in a clever way.
Example
Oscar Wilde was famous for his sharp epigrams.
オスカー・ワイルドは鋭いエピグラムで有名でした。
C2 verb /ɪˈfeɪsɪŋ/

effacing

消す / 自分を目立たなくする
Meaning
erasing or making oneself inconspicuous; to remove or diminish in significance
Example
She kept effacing herself during the meeting so that others could shine.
会議中に他の人が輝けるように、自分自身を消し続けました。
C2 adjective /ˈiːkwaɪn/

equine

馬に関連する
Meaning
Relating to or resembling a horse.
Example
The veterinarian specialized in equine medicine.
獣医は馬の医療に専門特化していました。
C1 noun /ˌɛksɛnˈtrɪsəti/

eccentricity

奇抜さ
Meaning
the quality of being unconventional or slightly strange
Example
His eccentricity made him both admired and misunderstood.
彼の奇抜さは、彼を賞賛されると同時に誤解される原因となった。
C2 noun /ˌɛləˈkjuːʃn/

elocution

弁論術
Meaning
The skill of clear and expressive speech, especially in public speaking.
Example
She improved her elocution through constant practice.
彼女は継続的な練習を通じて弁論術を向上させた。
B2 adjective ɪkˈsɛsɪv

excessive

過度の
Meaning
More than is necessary, normal, or desirable; immoderate.
Example
Excessive population growth leads to resource depletion.
過度の人口増加は資源の枯渇を引き起こします。
B2 noun /iˈkɒlədʒɪst/

ecologist

エコロジスト
Meaning
A scientist who studies the relationships between living organisms and their environment.
Example
The ecologist studied the effects of pollution on the forest ecosystem.
エコロジストは森林の生態系に対する汚染の影響を研究しました。
C1 adjective /ɪkˈsplɔɪtətɪv/

exploitative

搾取的な
Meaning
making use of a situation or people unfairly and unethically for one's own advantage
Example
The workers protested against the exploitative practices of the factory.
労働者たちは工場の搾取的な行動に抗議した。
C2 verb /ɛmˈbɔs/

emboss

浮き彫りにする
Meaning
to decorate a surface with a raised design or pattern
Example
The invitation card was embossed with golden letters.
招待状は金色の文字でエンボスされていました。
C2 verb /ˈeksɔːrsaɪz/

exorcise

Meaning
To drive out an evil spirit or bad influence through rituals or prayers.
Example
The priest was called to exorcise the spirit from the house.
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。
B2 noun /ɪnˈdɔːrs.mənt/

endorsement

支持
Meaning
A public or official statement of support or approval.
Example
The celebrity's endorsement increased the product's sales.
セレブの後援により製品の販売が増加しました。
C2 noun /ˈɛdi/

eddy

渦巻き
Meaning
A circular movement of water, air, or smoke, counter to the main current, causing a small whirlpool or turbulence.
Example
The canoe was caught in an eddy near the rocks.
カヌーは岩の近くで渦巻きに巻き込まれた。
C1 adjective /ɪˈstiːmd/

Esteemed

尊敬される
Meaning
respected and admired; held in high regard
Example
He is an esteemed professor at the university.
彼は大学で尊敬されている教授です。
B1 verb /ˈedɪt/

edit

編集する
Meaning
to make changes to improve or correct something
Example
I need to edit this document before submission.
この文書を提出前に編集する必要があります。
C2 noun /ˈaɪ.sɔːr/

Eyesore

目障りなもの; 不快な視覚効果
Meaning
something that is very ugly and unpleasant to look at
Example
The abandoned building has become an eyesore in the neighborhood.
放置された建物は近所の目障りになっています。
C1 adjective /ˌɛvərˈlæstɪŋ/

everlasting

永遠の
Meaning
Lasting forever or for an indefinitely long time.
Example
The poet wrote about his everlasting love for nature.
詩人は自然に対する永遠の愛について書きました。
B2 adjective /ɪkˈskluːsɪv/

exclusive

特定の人物、グループ、またはエリアに制限された; 他の人と共有しない
Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
ホテルはプライベートビーチへのエクスクルーシブなアクセスを提供します。
C1 verb ˈɛk.spɪ.daɪt

expedite

迅速化する
Meaning
Make an action or process happen sooner or be accomplished more quickly.
Example
The government took steps to expedite the approval process.
政府は承認プロセスを迅速化するための措置を講じた。
B1 verb /ɪmˈplɔɪ/

employ

雇う
Meaning
to hire someone to do a job; to use something effectively
Example
The company plans to employ more engineers next year.
その会社は来年、もっと多くのエンジニアを雇う予定です。
C1 noun /ɪˈlɪpsɪs/

ellipsis

省略記号
Meaning
The omission of words in a sentence, represented by three dots (...).
Example
The writer used an ellipsis to show that part of the quote was omitted.
作家は引用部分が省略されたことを示すために省略記号を使用しました。
A1 pronoun /ˈɛvrɪwʌn/

everyone

みんな
Meaning
every person; all people
Example
Everyone must bring their own lunch.
みんな自分のランチを持ってこなければならない。
C2 verb /ɪkˈspɛktəreɪt/

expectorate

痰を吐く
Meaning
to cough up and spit out mucus from the throat or lungs
Example
The patient began to expectorate thick mucus.
患者は濃い粘液を吐き始めました。
C1 adjective /ˈɜːr.θən/

Earthen

土や粘土で作られた; 陶芸に関連する
Meaning
made of earth or clay; relating to pottery or ceramic materials
Example
The kitchen had beautiful earthen pots for storage.
キッチンには収納用の美しい土の鉢がありました。
B1 adjective /ɪkˈspɛktɪd/

expected

予期された
Meaning
Regarded as likely to happen; anticipated or predicted.
Example
The unemployment rate is expected to decline further.
失業率はさらに低下すると予想されています。
C1 noun /ˈiːɡoʊˌɪzəm/

egoism

利己主義
Meaning
An ethical theory that treats self-interest as the foundation of morality; also, excessive preoccupation with oneself.
Example
His decisions were often driven by egoism rather than concern for others.
彼の決断はしばしば他人への配慮よりも利己主義に駆り立てられていた。
C2 adjective /ɛkˈstrɪnzɪk/

extrinsic

外的
Meaning
Not part of the essential nature of someone or something; coming from outside.
Example
His motivation was largely extrinsic, driven by rewards and recognition.
彼の動機は主に外的なもので、報酬や認識によって駆動されていました。
C1 adjective /ɪˈkwɛstriən/

equestrian

馬術の
Meaning
Relating to horse riding or horseback riders.
Example
She won several equestrian competitions.
彼女は複数の馬術競技で優勝しました。
B2 adverb /ɪkˈskluːsɪvli/

exclusively

独占的に
Meaning
only; not shared with others
Example
This service is available exclusively to premium members.
このサービスはプレミアムメンバーのみが利用できます。
C2 verb /ˈɛmɪt/

emmet

アリ
Meaning
an ant; a small insect
Example
The emmet carried food to its nest.
アリは食べ物を巣に運びました。
C1 adjective /ɪˈfɛm.ər.əl/

ephemeral

儚い
Meaning
Lasting for a very short time; temporary or transitory.
Example
The beauty of cherry blossoms is ephemeral.
桜の花の美しさは儚い。
B1 adjective /ɪnˈkɝr.ɪ.dʒɪŋ/

Encouraging

励ましの; モチベーションを与える
Meaning
giving support or confidence; inspiring; motivating
Example
The teacher's encouraging words motivated the students.
先生の励ましの言葉は生徒たちを励ました。
B1 verb /ɪnˈɡeɪdʒ/

engage

関わる
Meaning
To participate or become involved in; to attract or hold attention.
Example
The teacher tried to engage the students in the discussion.
教師は学生たちを討論に参加させようとしました。
C2 noun /ɪˈfɛmɪnəsi/

effeminacy

女性的特質
Meaning
The quality of showing traits traditionally associated with women, such as delicacy or softness.
Example
In ancient times, effeminacy was often criticized as a sign of weakness.
古代では、女性的特質はしばしば弱さのサインとして批判されていました。
B2 verb /ɪnˈkwaɪər/

enquire

尋ねる
Meaning
to ask for information about something
Example
He enquired about the train schedule.
彼は列車の時刻表について尋ねました。
A2 adjective /ɪkˈspɛnsɪv/

expensive

Meaning
costing a lot of money
Example
That car is too expensive for me to buy.
B1 noun /ˈiː.tɪŋ ˈhæb.ɪts/

eating habits

食習慣
Meaning
A person's usual pattern and preferences in food consumption.
Example
Developing good eating habits leads to better health.
良い食習慣を身につけることは、健康に良い影響を与える。
C2 adjective /ˌɛlɪˈfæntaɪn/

elephantine

象のような
Meaning
Huge, clumsy, or resembling an elephant in size or movement.
Example
The man moved with an elephantine grace.
その男はエレファンタインの優雅さで動いた。
B1 noun /ˈaɪ.braʊ/

Eyebrow

眉毛
Meaning
the strip of hair growing on the ridge above the eye socket
Example
She raised her eyebrow in surprise.
彼女は驚いて眉を上げた。
C2 adjective /ˌɛkspəˈdɪʃəs/

expeditious

迅速
Meaning
Done with speed and efficiency.
Example
The expeditious delivery of the package was appreciated.
パッケージの迅速な配達が評価されました。
C1 noun /ˈjuː.fə.mɪ.zəm/

euphemism

直接的または厳しい言葉の代わりに使われる穏やかで間接的な言葉
Meaning
A mild or indirect term substituted for one considered too harsh or direct; polite expression for something unpleasant.
Example
The phrase "passed away" is a euphemism for "died".
'亡くなった'という言葉は'死んだ'のユーフェミズムです。
B1 noun /ˈempaɪər/

empire

帝国
Meaning
a group of countries or regions controlled by one ruler or government
Example
The Roman Empire lasted for centuries.
ローマ帝国は何世代にもわたって続きました。
B1 noun ˈem.fə.sɪs

emphasis

強調
Meaning
Special importance, value, or prominence given to something; stress laid on a particular point or aspect.
Example
The speaker placed emphasis on sustainable development.
スピーカーは持続可能な開発に強調を置きました。
B1 noun ɪˈkwɒl.ə.ti

equality

平等
Meaning
The state of being equal, especially in status, rights, and opportunities.
Example
Equality in education is a key goal.
教育における平等は重要な目標です。