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B2 adjective /ˌɪnkənˈsɪstənt/

inconsistent

一貫性がない
Meaning
Not staying the same throughout; lacking harmony or regularity.
Example
His answers were inconsistent and confusing.
彼の答えは一貫性がなく、混乱を招いた。
B2 noun /ˈɪm.pʌls/

Impulse

衝動; 突然の欲求
Meaning
a sudden strong and unreflective urge or desire to act; a driving force or motivation
Example
She bought the expensive dress on impulse and later regretted the purchase.
彼女は衝動で高価なドレスを買い、後でその購入を後悔しました。
B2 noun ˌɪn.fləˈmeɪ.ʃən

inflammation

炎症
Meaning
A localized physical condition in which part of the body becomes reddened, swollen, hot, and often painful.
Example
Chronic inflammation can lead to severe diseases.
慢性炎症は重篤な疾患を引き起こす可能性があります。
B2 noun /ɪnˌtɜːrprəˈteɪʃən/

interpretation

解釈
Meaning
the action of explaining the meaning of something
Example
The teacher gave her own interpretation of the poem.
教師は詩の自分の解釈を示しました。
B2 adjective /ˈɪnˌsaɪtfəl/

insightful

洞察力のある
Meaning
Showing deep understanding or perceptiveness.
Example
The professor gave an insightful lecture on global economics.
教授はグローバル経済に関する洞察力のある講義を行いました。
B2 verb /ˈɪmɪɡreɪt/

immigrate

移住する
Meaning
to come to live permanently in a foreign country
Example
He immigrated to Canada five years ago.
彼は5年前にカナダに移住しました。
B2 noun /ɪnˈveɪʒən/

invasion

侵略
Meaning
An instance of invading a country, region, or personal space with armed force or unwelcome presence.
Example
The army prepared for the possibility of an invasion.
軍隊は侵略の可能性に備えました。
B2 adjective /ˌɪnfluˈenʃəl/

Influential

影響力のある; 強力な
Meaning
having great influence on someone or something; powerful; persuasive
Example
She is an influential leader in the community.
彼女はコミュニティの中で影響力のあるリーダーです。
B2 verb /ɪnˈsɜːrt/

insert

挿入する
Meaning
to put or place something into something else
Example
Please insert the key into the lock.
鍵をロックに挿入してください。
B2 adjective /ˈaɪ.dəl/

Idle

怠惰な; 非活動的な; 使われていない
Meaning
lazy; inactive; not working or being used
Example
The factory workers were idle during the strike.
工場の労働者はストライキ中に暇だった。
B2 adverb /ɪnˈɛvɪtəbli/

inevitably

避けられない
Meaning
in a way that cannot be avoided or prevented
Example
Inevitably, the team faced challenges during the project.
避けられないことに、チームはプロジェクト中に挑戦に直面しました。
B2 noun, verb /ˈɪnstɪˌtjuːt/

institute

インスティチュート
Meaning
as a noun, an organization founded for a specific purpose; as a verb, to establish or initiate
Example
The university decided to institute new rules for the library.
大学は図書館のために新しいルールを設立することを決定しました。
B2 noun /ɪnˈtɪəriər/

interior

インテリア
Meaning
the inside part of something; inner area of a place or object
Example
The interior of the hotel was beautifully decorated.
ホテルのインテリアは美しく装飾されていました。
B2 verb /ɪnˈkɔːrpəreɪt/

incorporate

組み込む
Meaning
to include something as part of a whole; to form a corporation
Example
The new design incorporates advanced technology.
新しいデザインは先進技術を組み込みます。
B2 noun /ˈɪɡ.nər.əns/

Ignorance

無知
Meaning
lack of knowledge or information; the state of being uninformed about something
Example
His ignorance about basic computer skills made it difficult for him to find a job.
基本的なコンピュータースキルに関する彼の無知は、彼が仕事を見つけるのを難しくしました。
B2 adjective /ɪmˈprɒp.ər/

Improper

不適切な; 不正確な; 不適当な
Meaning
inappropriate; incorrect; not suitable
Example
It would be improper to discuss personal matters in a business meeting.
ビジネス会議で個人的な事柄を議論するのは不適切です。
B2 noun ɪnˈsɛntɪvz

incentives

インセンティブ
Meaning
Things that motivate or encourage one to do something.
Example
Tax incentives are used to encourage investment in renewable energy.
税制上のインセンティブは再生可能エネルギーへの投資を促進するために使用されます。
B2 noun /ˈɪn.vɔɪs/

Invoice

請求書
Meaning
a list of goods sent or services provided, with a statement of the sum due for these
Example
The company sent an invoice for the office supplies delivered last week.
会社は先週配送されたオフィス用品の請求書を送付しました。
B2 noun /ɪnˈtɜː.prə.tər/

Interpreter

通訳者; 翻訳者;
Meaning
a person who translates orally from one language into another; someone who explains meaning
Example
The international conference hired professional interpreters to translate speeches in real time.
国際会議は、スピーチをリアルタイムで翻訳するためにプロの通訳者を雇いました。
B2 verb /ɪnˈherɪt/

inherit

相続する
Meaning
to receive money, property, or characteristics from someone when they die; to acquire from predecessors
Example
She inherited her grandmother's house.
彼女は祖母の家を相続しました。
B2 adjective /ɪnˈtriːɡɪŋ/

intriguing

非常に興味深く、異常な; 好奇心を引き起こす
Meaning
very interesting and unusual; arousing curiosity
Example
The movie has an intriguing plot that keeps the audience hooked.
その映画は観客を引き付ける非常に興味深いプロットを持っています。
B2 adjective /ɪˈrɪˌspɑn.sə.bəl/

Irresponsible

無責任
Meaning
lacking a sense of responsibility; careless
Example
It was irresponsible of him to leave without telling anyone.
彼が誰にも言わずに去ったのは無責任だった。
B2 adjective /ˌɪnsəˈfɪʃənt/

insufficient

不十分
Meaning
Not enough; inadequate.
Example
His explanation was insufficient to clear the confusion.
彼の説明は混乱を解消するには不十分でした。
B2 adverb /ɪmˈpɔːtəntli/

importantly

重要な方法で
Meaning
in a way that is of great significance or value
Example
Importantly, the report highlights the need for immediate action.
重要な方法で、報告書は即時の行動の必要性を強調しました。
B2 adjective /ˌɪnkənˈviːniənt/

Inconvenient

不便な; 面倒な; 困難な
Meaning
causing trouble, difficulties, or discomfort; awkward; troublesome
Example
The broken elevator made it inconvenient to reach the top floor.
壊れたエレベーターは、最上階に到達するのを不便にしました。
B2 adjective/noun /ɪˈrɑːki/

iraqi

イラクの
Meaning
relating to Iraq or its people
Example
The Iraqi culture is rich and diverse.
イラクの文化は豊かで多様です。
B2 noun ˌɪm.plɪˈkeɪ.ʃən

implication

含意
Meaning
A conclusion that can be drawn from something although it is not explicitly stated; a likely consequence.
Example
The implication of climate change is severe.
気候変動の含意は深刻です。
B2 adjective /ˌɪnsɪˈkjʊə/

insecure

不安定
Meaning
not confident or assured; uncertain and anxious
Example
She felt insecure about her performance in the exam.
彼女は試験での自分のパフォーマンスに不安を感じていました。
B2 verb /ɪnˈveɪd/

invade

侵入する
Meaning
to enter a place or country forcefully, especially as an enemy
Example
The army invaded the neighboring country.
軍隊は隣国に侵入しました。
B2 noun /ˈɪn.flu.ən.sər/

Influencer

インフルエンサー, 商品を勧める人
Meaning
A person with the ability to influence potential buyers of a product or service by promoting or recommending the items on social media.
Example
Social media influencers shape consumer preferences.
ソーシャルメディアのインフルエンサーは消費者の好みを形作っています。
B2 noun ˈɪndɪkeɪtə

indicator

指標
Meaning
A thing that indicates the state or level of something.
Example
The unemployment rate is a key indicator of economic health.
失業率は経済の健康の重要な指標です。
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。
B2 noun, verb /ɪntʃ/

inch

インチ / ゆっくり動く
Meaning
A unit of length equal to 2.54 centimeters; or to move slowly and carefully in small amounts.
Example
She inched closer to the edge of the stage.
彼女はステージの端にゆっくり近づいた。
B2 verb /ɪnˈstrʌkt/

instruct

指示する
Meaning
to teach; to give directions
Example
The teacher instructed the students carefully.
先生は生徒に注意深く指示しました。
B2 adjective ɪnˈev.ɪ.tə.bəl

inevitable

避けられない
Meaning
Certain to happen; unavoidable.
Example
Death is an inevitable part of life.
死は人生の避けられない一部です。
B2 adjective /ɪnˈækjərət/

Inaccurate

不正確; 間違っている; 誤り
Meaning
not correct; containing errors; wrong
Example
The weather forecast was inaccurate yesterday.
昨日の天気予報は不正確でした。
B2 adjective /ˌɪnəˈproʊpriət/

inappropriate

不適切
Meaning
not suitable or proper in the circumstances
Example
It was inappropriate to talk loudly in the library.
図書館で大声で話すのは不適切でした。
B2 noun, verb /ˌɪnkənˈviːniəns/

inconvenience

不便
Meaning
trouble or difficulty caused to someone; to cause trouble or difficulty to someone
Example
We apologize for any inconvenience caused by the delay.
遅延によって生じた不便についてお詫びします。
B2 adjective ˌɪn.təˈræk.tɪv

interactive

インタラクティブ
Meaning
Allowing a two-way flow of information between it and a user, responding to the user's input.
Example
Interactive learning keeps students engaged in lessons.
インタラクティブな学習は、学生が授業に参加し続けるのを助けます。
B2 noun /ɪnˈkluːʒən/

inclusion

インクルージョン
Meaning
the action or state of including or being included within a group or structure
Example
Diversity and inclusion are key values in modern workplaces.
多様性とインクルージョンは現代の職場における重要な価値観です。
B2 noun ˌɪntəˈlektʃuəlz

intellectuals

知識人
Meaning
People possessing a highly developed intellect; scholars or academics.
Example
Intellectuals protested against the dominance.
知識人は支配に反対した。
B2 adjective ˈɪn.tɪ.ɡreɪ.tɪd

integrated

統合された
Meaning
Combining or coordinating separate elements so as to provide a harmonious, interrelated whole.
Example
Integrated systems optimize efficiency.
統合されたシステムは効率を最適化します。
B2 verb /ɪnˈflɪkt/

inflict

加える
Meaning
to cause something unpleasant or painful to be suffered by someone or something
Example
The storm inflicted considerable damage to the city.
嵐は都市にかなりの被害を与えました。
B2 verb /ɪnˈfɜːr/

infer

Meaning
to conclude or deduce something from evidence and reasoning rather than from explicit statements
Example
From his silence, I inferred that he was not happy with the decision.
B2 verb /ˈɪr.ɪ.teɪt/

irritate

イライラさせる
Meaning
To make someone annoyed or angry; to cause discomfort or inflammation.
Example
Rubbing your eyes can irritate them.
目をこすると、それが刺激になることがあります。
B2 noun ˌɪnɪˈkwɒlɪti

inequality

不平等
Meaning
Difference in size, degree, circumstances, etc.; lack of equality.
Example
The theme of inequality is prominent throughout the story.
不平等のテーマは物語全体にわたって顕著です。
B2 adjective aɪˈkɒnɪk

iconic

象徴的な
Meaning
Very famous or popular, especially being considered to represent particular opinions or a particular time.
Example
The line "It was the best of times..." is iconic.
"それは最良の時代だった…"というセリフは象徴的です。
B2 verb ɪmˈpoʊz

imposes

課す
Meaning
To establish or apply by authority; to force something unwelcome or unfamiliar to be accepted or put in place.
Example
Pollution imposes harmful effects on the environment.
汚染は環境に有害な影響を課します。
B2 adjective /ˌɪnkəmˈpliːt/

incomplete

不完全
Meaning
Not finished, lacking some parts or not whole.
Example
Her report was incomplete and needed further details.
彼女の報告は不完全で、詳細が必要でした。
B2 noun /ˈɪmɪɡrənt/

immigrant

移民
Meaning
a person who comes to live permanently in a foreign country
Example
The city has welcomed many new immigrants this year.
今年、市は多くの新しい移民を迎えました。
B2 noun /ɪnˈsɪstəns/

insistence

強い要求
Meaning
the act of demanding something firmly or repeatedly
Example
At his insistence, we stayed longer.
彼の強い要求で、私たちは長く滞在しました。
B2 noun /ˌɪnstəˈbɪləti/

instability

不安定
Meaning
lack of stability or balance; tendency to change, fail, or collapse easily
Example
Political instability has slowed economic growth in the region.
政治的な不安定さが地域の経済成長を遅らせた。
B2 adjective ˌɪnstrəˈmɛntl

instrumental

重要な
Meaning
Serving as a crucial means, agent, or tool; having a part in bringing about a result.
Example
Children can be instrumental in building a better society.
子供たちは、より良い社会を作るために重要な役割を果たすことができます。
B2 verb ˈɪmplɪmentɪd

implemented

実施された
Meaning
Put a decision or plan into effect; carried out or executed.
Example
The master plans were partially implemented.
マスタープランは部分的に実施されました。
B2 verb /ɪnˈdʌldʒ/

indulge

楽しむ
Meaning
to allow oneself to enjoy something enjoyable, often excessively
Example
He indulged in a piece of chocolate cake after dinner.
彼はディナーの後でチョコレートケーキの一切れを楽しんだ。
B2 noun /ˌɪntərˈsɛkʃən/

intersection

交差点
Meaning
a point where two or more things intersect, especially a road or path
Example
The intersection of Main Street and 5th Avenue is always busy.
メインストリートと5番街の交差点はいつも混んでいます。
B2 noun /ˌɪntəˈrʌpʃən/

interruption

中断
Meaning
the act of stopping or breaking the continuity of something; a pause caused by an external action
Example
The meeting was delayed due to an unexpected interruption.
予期しない中断のため会議は遅れた。
B2 adjective /ɪˈmædʒɪnəbl/

imaginable

想像できる
Meaning
Capable of being imagined or conceived.
Example
They offered every imaginable type of food at the festival.
彼らはフェスティバルであらゆる想像できるタイプの食べ物を提供しました。
B2 adjective /ˈɪnfɪnɪt/

infinite

無限
Meaning
limitless or endless in space, extent, or number
Example
The universe is often described as infinite.
宇宙はしばしば無限だと説明されます。
B2 verb /ɪnˈdjuːs/

induce

誘発する
Meaning
to cause or persuade someone to do something; to bring about a result
Example
The doctor induced sleep with a mild sedative.
医師は軽い鎮静剤で睡眠を引き起こしました。
B2 adjective /ɪmˈper.ə.tɪv/

imperative

命令形
Meaning
Of vital importance; crucial; giving or expressing a command.
Example
It is imperative to address the climate crisis immediately.
気候危機に直ちに対処することがインペラティブです。
B2 verb /ɪnˈheɪl/

inhale

吸う
Meaning
to breathe in; to draw air into the lungs
Example
Take a deep breath and inhale slowly.
深く息を吸い、ゆっくり吸い込みます。
B2 adjective /ɪnˈædɪkwət/

inadequate

不十分
Meaning
Not sufficient or good enough.
Example
The funding was inadequate to complete the project.
プロジェクトを完成させるには資金が不十分でした。
B2 adjective /ˌɪnɪˈfɪʃənt/

Inefficient

非効率的
Meaning
not achieving maximum productivity; wasteful of time or resources
Example
The old computer system was inefficient and wasted a lot of time.
古いコンピュータシステムは非効率的で、多くの時間を無駄にしました。
B2 noun ˌɪn.təˈven.ʃən

intervention

介入
Meaning
The action or process of intervening; involvement in a situation to improve or help it.
Example
The intervention of the UN was crucial in resolving the conflict.
国連の介入は紛争を解決する上で重要だった。
B2 adjective /ˈɪn.tɪ.mət/

Intimate

親密な; 個人的な; 詳細な知識
Meaning
close in friendship; private and personal; detailed knowledge
Example
They have an intimate friendship that has lasted for decades.
彼らは何十年にもわたる親密な友情を持っています。
B2 adjective /ˈaɪsi/

Icy

氷のような; 非常に冷たい; 敵対的
Meaning
extremely cold; covered with ice; unfriendly or hostile
Example
The icy wind made everyone shiver.
氷のような風が皆を震えさせた。
B2 verb /ɪnˈʃʊər/

insure

保険をかける
Meaning
to provide insurance; to make certain
Example
I need to insure my new car.
私は新しい車を保険に入れる必要があります。
B2 verb /ɪˈnɪʃieɪt/

initiate

開始する
Meaning
to begin or start; to introduce someone to a new activity
Example
The company will initiate a new training program.
会社は新しい研修プログラムを開始します。
B2 noun /ɪsˈlɑːm/

islam

イスラム教
Meaning
the religion founded by the Prophet Muhammad, based on belief in one God (Allah)
Example
Islam emphasizes peace, justice, and compassion.
イスラム教は平和、正義、そして慈悲を強調します。
B2 noun ɪnˌdʌstrɪəlaɪˈzeɪʃən

industrialization

産業化
Meaning
The development of industries in a country or region on a wide scale.
Example
Industrialization changed the global economy dramatically.
産業化は世界経済を劇的に変えました。
B2 adjective /ɪnˈkluːsɪv/

inclusive

包括的
Meaning
Including all the services, facilities, or items normally expected or required; not excluding any section of society or any party involved.
Example
Inclusive growth benefits all sections of society.
包括的な成長は、社会のすべての層に利益をもたらします。
B2 noun /ˌɪmɪˈɡreɪʃən/

immigration

移民
Meaning
the action of coming to live permanently in a foreign country
Example
Immigration policies vary from country to country.
移民政策は国によって異なります。
B2 noun /ˌɪn.dɪˈkeɪ.ʃən/

Indication

指示; 合図
Meaning
a sign or piece of information that indicates something; a suggestion or hint
Example
The dark clouds were a clear indication that a storm was approaching the area.
暗い雲は嵐がその地域に近づいていることを示す明確な指示でした。
B2 adjective /ɪnˈtɒlərənt/

intolerant

不寛容
Meaning
unwilling to accept or respect beliefs or behavior different from one's own
Example
He is intolerant of any opinion that differs from his own.
彼は自分の意見と異なる意見を全く容認しません。
B2 adjective /ɪnˈseɪn/

insane

狂気
Meaning
mentally ill; extremely foolish or unreasonable
Example
The idea of jumping off the cliff seemed insane.
崖から飛び降りる考えは狂気のように思えた。
B2 noun ˌɪmplɪmenˈteɪʃən

implementation

実行
Meaning
The process of putting a decision or plan into effect; execution.
Example
Proper implementation of policies is crucial.
方針の適切な実行は重要です。
B2 adjective ɪˈmɜː.sɪv

immersive

没入型
Meaning
Providing, involving, or characterized by deep absorption or immersion in something.
Example
Virtual reality creates an immersive learning environment.
仮想現実は没入型の学習環境を作り出します。
B2 verb /ɪnˈkwaɪər/

inquire

尋ねる
Meaning
to ask; to investigate
Example
She inquired about the job opening.
彼女は仕事の募集について尋ねました。
B2 noun /ɪnˈdʌstriəl ˌrɛvəˈluːʃən/

Industrial Revolution

産業革命
Meaning
The rapid development of industry that occurred in Britain in the late 18th and 19th centuries, brought about by the introduction of machinery and characterized by the use of steam power and the growth of factories.
Example
The Industrial Revolution marked a shift in production processes.
産業革命は生産プロセスにおける変化を示しました。
B2 adjective /ɪnˈtɛns/

intense

強烈
Meaning
Of extreme force, degree, or strength.
Example
She felt intense pain after the accident.
事故後、彼女は強烈な痛みを感じました。
B2 noun /ˌɪnsɪˈkjʊərɪti/

insecurity

不安感
Meaning
lack of confidence or assurance; a state of uncertainty or vulnerability
Example
Her insecurity made her doubt her abilities despite her experience.
彼女の不安感は彼女に自分の能力を疑わせた。
B2 verb ɪnˈvɛst.ɪŋ

investing

投資
Meaning
The act of putting money into financial schemes, shares, property, or a commercial venture with the expectation of achieving a profit.
Example
Investing in stocks can generate long-term wealth.
株式投資は長期的な富を生むことができます。
B2 adjective /ɪnˈtɛnsɪv/

intensive

集中的
Meaning
Involving a lot of effort, energy, or concentration in a short period of time.
Example
She attended an intensive English course before moving abroad.
彼女は海外に引っ越す前に、集中的な英語コースを受講しました。
B2 noun /ɪnˈspɛktər/

inspector

検査官
Meaning
An official employed to ensure regulations are obeyed or standards are met.
Example
The inspector carefully checked the restaurant's kitchen for hygiene standards.
検査官はレストランのキッチンを衛生基準に従って慎重に確認しました。
B2 adjective ˌɪnɪˈfɛktɪv

ineffective

効果がない
Meaning
Not producing any significant or desired effect; not achieving the intended result.
Example
Rote learning often proves to be ineffective.
暗記学習はしばしば効果がないことが証明されます。
B2 noun /ˌɪntərˈfɪərəns/

interference

干渉
Meaning
the action of interfering with something
Example
The radio signal was disrupted due to interference from nearby electronics.
近くの電子機器からの干渉で、ラジオ信号が途絶えました。
B2 verb /ɪtʃ/

itch

かゆみ
Meaning
to feel an urge to scratch; to have a restless desire
Example
My skin itches from the mosquito bites.
蚊に刺されて肌がかゆいです。
B2 adjective ɪnˈdɪdʒɪnəs

indigenous

先住民の
Meaning
Originating or occurring naturally in a particular place; native.
Example
Indigenous plants are well adapted to the local environment.
先住民の植物は地元の環境にうまく適応しています。
B2 noun ˌɪr.ɪˈɡeɪ.ʃən

irrigation

灌漑
Meaning
The artificial application of water to land or soil.
Example
Irrigation systems improve crop yields in dry regions.
灌漑システムは乾燥した地域で作物の収穫量を増加させます。
B2 adjective /ɪmˈpɪəriəl/

imperial

帝国の
Meaning
Relating to an empire or emperor; having supreme authority.
Example
The imperial palace was a symbol of the emperor's power.
インペリアル宮殿は皇帝の力の象徴でした。
B2 adjective /ɪˈmædʒ.ɪ.nər.i/

Imaginary

想像上の; 虚構の; 現実でない
Meaning
existing only in imagination; not real; fictional
Example
The child had an imaginary friend who she talked to every day.
その子は毎日話す想像上の友達がいました。
B2 adjective /ɪnˈklaɪnd/

inclined

傾向がある
Meaning
having a tendency or disposition toward something
Example
He is inclined to help those in need.
彼は困っている人々を助ける傾向がある。
B2 adjective ˈɪn.tɪ.ɡrəl

integral

不可欠
Meaning
Necessary to make a complete whole; essential or fundamental.
Example
Exercise is an integral part of a healthy lifestyle.
運動は健康的なライフスタイルの不可欠な部分です。
B2 noun /ˈɪntərvəl/

interval

インターバル
Meaning
a period of time between two events or points; a pause or break in activity
Example
There was a short interval between the two performances.
二つの公演の間には短いインターバルがありました。
B2 noun /ˈɪnstɪŋkt/

instinct

本能
Meaning
A natural way of behaving or reacting that does not require learning.
Example
Birds build nests by instinct.
鳥は本能で巣を作ります。
B2 adjective /ɪnˈtækt/

intact

完全
Meaning
Remaining whole, complete, and undamaged.
Example
Despite the storm, the old house remained intact.
嵐にもかかわらず、古い家は完全な状態を保っていました。
B2 verb /ɪnˈdʒɛkt/

inject

注射する
Meaning
To introduce a substance, especially a drug, into the body using a needle.
Example
The nurse will inject the vaccine into the patient's arm.
看護師は患者の腕にワクチンを注射します。
B2 adjective /ɪˈmætʃʊr/

Immature

未熟; 完全に発達していない; 子供っぽい
Meaning
not fully developed; lacking emotional or intellectual development; childish
Example
His immature behavior during the meeting disappointed everyone.
会議中の彼の未熟な行動は、皆を失望させました。
B2 adverb /ɪmˈpeɪʃəntli/

impatiently

いらいらして
Meaning
in a manner showing annoyance or restlessness due to delay or waiting
Example
She tapped her fingers impatiently while waiting for the reply.
彼女は返事を待ちながらいらいらして指を叩いていた。
B2 noun ɪnˈdʒʌstɪs

injustice

不正義
Meaning
Lack of fairness or justice; the practice of being unjust or unfair.
Example
The story portrays the injustices faced by the common people.
物語は一般の人々が直面する不正義を描いています。
B2 noun /ɪnˈsaɪdə/

insider

インサイダー
Meaning
a person within a group or organization who has access to confidential information
Example
He was an insider who knew all the company's secrets.
彼は会社のすべての秘密を知っているインサイダーでした。
B2 adjective /ɪˈmɒrəl/

immoral

不道徳な
Meaning
Not conforming to accepted standards of morality; unethical or wicked.
Example
He was fired for his immoral behavior.
彼は不道徳な行動で解雇されました。
B2 adjective /ɪnˈdɪf.ər.ənt/

indifferent

無関心
Meaning
having no particular interest or concern; not caring one way or another
Example
She was indifferent to the outcome of the match.
彼女は試合の結果に無関心だった。
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。
B2 verb ˈɪmplɪment

implement

実施する
Meaning
To put a decision or plan into effect; to execute or apply.
Example
Implementing educational policies is essential for progress.
教育政策を実施することは進歩にとって重要です。
B2 adjective /ɪnˈfɪə.ri.ər/

inferior

劣等
Meaning
Of lower quality, rank, or status.
Example
This material is inferior to the one we used before.
この素材は以前使ったものより劣っています。
B2 adjective /ˈɪrɪteɪtɪd/

irritated

いらいらした
Meaning
feeling annoyed or impatient; having inflamed or sore physical condition
Example
She felt irritated by the constant noise outside her window.
窓の外の絶え間ない騒音に彼女はいらいらした。
B2 adjective /ɪˈmens/

Immense

巨大な; 膨大な; 非常に大きい
Meaning
extremely large or great; huge
Example
The immense mountain range stretched across the horizon.
その巨大な山脈は地平線を越えて広がっていました。
B2 adjective /aɪˈrɒnɪk/

ironic

皮肉な、風刺的な
Meaning
happening in the opposite way to what is expected, often amusing or sarcastic
Example
It is ironic that the fire station burned down.
消防署が焼けるのは皮肉です。
B2 verb /ɪmˈplaɪ/

imply

暗示する
Meaning
To suggest something without directly stating it.
Example
Her tone seemed to imply that she was upset.
彼女の口調は、彼女が怒っていることを示唆しているようでした。
B2 noun /ˈɪnˌteɪk/

intake

摂取
Meaning
the process of taking something in, especially food or drink
Example
He monitored his daily intake of calories to maintain a healthy diet.
彼は健康的な食事を維持するために毎日のカロリー摂取量を監視しました。
B2 noun /ɪnˈdʒɛkʃən/

injection

Meaning
the act of introducing a substance into the body through a needle
Example
The nurse gave me an injection to prevent the infection.
B2 verb /ɪmˈpoʊz/

impose

課す
Meaning
to force someone to accept something; to establish or apply by authority
Example
The government imposed new taxes on luxury goods.
政府は高級品に新しい税を課した。
B2 noun /ˌaɪ.səˈleɪ.ʃən/

Isolation

隔離
Meaning
the process or fact of isolating or being isolated; separation from other people or things
Example
The patient was kept in isolation to prevent the spread of the infectious disease.
患者は感染症の拡大を防ぐために隔離されました。
B2 noun ɪˈlɪtərəsi

illiteracy

識字率の低さ
Meaning
The inability to read and write; lack of education or knowledge in a particular area.
Example
Illiteracy often leads to poverty and unemployment.
識字率の低さは貧困や失業を引き起こすことがよくあります。
B2 noun /ɪmˈpɒlɪtnəs/

impoliteness

無礼さ
Meaning
lack of good manners or courtesy; rude behavior
Example
His impoliteness towards the guests shocked everyone.
彼の客に対する無礼さは皆を驚かせた。
B2 verb /ɪnˈtɛnsɪfaɪ/

intensify

強化する
Meaning
To make something stronger, more extreme, or more forceful.
Example
The storm is expected to intensify overnight.
嵐は夜通し強くなると予想されています。
B2 noun /ˈɪdɪət/

idiot

バカ
Meaning
a person who acts in a way that is considered very stupid or foolish
Example
He acted like an idiot at the party last night.
彼は昨晩のパーティーでイディオットのように振る舞った。
B2 noun ɪnˈfleɪʃən

inflation

インフレーション
Meaning
A general increase in prices and fall in the purchasing value of money.
Example
Inflation erodes the purchasing power of consumers.
インフレーションは消費者の購買力を減少させる。
B2 verb /ˈɪmɪteɪt/

imitate

真似る
Meaning
to copy the behavior or manner of someone or something
Example
Children often imitate their parents' behavior.
子供たちはしばしば親の行動を真似します。