Inertia
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C1 noun /ɪˈnɜː.ʃə/

Inertia

慣性; 活動の欠如
Meaning
a tendency to do nothing or remain unchanged; lack of activity or movement
Example
The team's inertia prevented them from adapting to the rapidly changing market conditions.
チームの慣性は、急速に変化する市場の状況に適応するのを妨げました。
B2 noun/verb /ˈwɒf.əl/

waffle

ワッフル (食品), あいまいに話す
Meaning
as noun: a crisp cake with a pattern of deep squares; as verb: to speak or write vaguely without making a clear decision
Example
He kept waffling instead of making a decision.
彼は決定を下す代わりに、ずっと迷っていました。
C2 verb /ɪˈniː.bri.eɪt/

inebriate

Meaning
to intoxicate; to make someone drunk
Example
The strong wine was enough to inebriate even the most experienced drinker.
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。
C1 verb /priːˈɛmpt/

pre-empt

Meaning
to act in advance to prevent an anticipated event from happening; forestall
Example
The government moved to pre-empt a crisis by introducing new policies.
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 conjunction /ˌɔːlˈbiː.ɪt/

albeit

それでも
Meaning
Although; even though.
Example
He finally agreed, albeit reluctantly.
彼は最終的に同意したが、それでも嫌々だった。
C1 noun /ˈprɒdɪdʒi/

prodigy

天才児
Meaning
a person, especially a young one, with exceptional talents or abilities
Example
Mozart was a child prodigy in music.
モーツァルトは音楽の天才児でした。
C1 verb /ˈpæmpər/

pamper

甘やかす / 大切にする
Meaning
to treat with excessive care and attention; to spoil
Example
Parents often pamper their first child.
親はしばしば最初の子供を甘やかします。
B2 noun /ˌdɪsəˈɡriːmənt/

disagreement

不一致
Meaning
a failure to agree or a difference in opinion
Example
Their disagreement on the issue caused a delay in the project.
その問題に対する彼らの不一致はプロジェクトの遅延を引き起こしました。
B2 verb /əˈbaɪd/

abide

従う
Meaning
to accept or act in accordance with; to endure; to dwell
Example
I will abide by the rules of the company.
私は会社のルールに従います。
C1 noun /ɪnˈsek.tɪ.saɪd/

Insecticide

殺虫剤
Meaning
a substance used for killing insects; a chemical pesticide that targets insects
Example
The farmer sprayed insecticide on his crops to protect them from harmful bugs.
農夫は作物を有害な虫から守るために殺虫剤を噴霧しました。
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。
C1 noun /ˈtɜː.mɔɪl/

turmoil

混乱
Meaning
A state of great disturbance, confusion, or uncertainty.
Example
The political turmoil led to mass protests.
政治的な混乱は大規模な抗議行動を引き起こした。
C1 adjective /ˈtæŋ.i/

tangy

辛い
Meaning
Having a strong, sharp, and pleasantly biting flavor or taste.
Example
The sauce had a tangy flavor that brightened the dish.
そのソースは、料理をさらに美味しくした辛い味を持っていました。
C2 noun /ˈmænˌtræp/

man-trap

人を捕まえる罠
Meaning
A trap designed to catch or injure humans; informally, a woman considered dangerously attractive.
Example
The old castle had a man-trap at the entrance.
古い城には入り口に人を捕まえる罠がありました。
C2 adjective /fækˈtɪʃəs/

factitious

人工的な、真実ではない
Meaning
artificial or fabricated; not natural or genuine
Example
The excitement in his story seemed factitious and forced.
彼の話の興奮は人工的で強制的に見えました。
B2 adjective ˈɡrædʒ.u.əl

gradual

徐々に
Meaning
Taking place or progressing slowly or by degrees.
Example
Gradual changes are more sustainable.
徐々に変化することはより持続可能です。
A2 noun /əˈtɛnʃən/

attention

注意
Meaning
the act of focusing on something or someone
Example
The teacher asked for the students' attention.
先生は学生の注意を求めました。
B2 noun /ˈbeə.rər/

Bearer

運び手; 書類の保持者
Meaning
a person who carries or brings something; holder of a document
Example
The bearer of this message must deliver it quickly.
このメッセージの運び手はそれを迅速に届けなければなりません。
C1 noun/verb /ˈɡlɪmər/

glimmer

かすかな光
Meaning
A faint or wavering light; to shine with a faint light.
Example
A glimmer of hope shone in her eyes.
彼女の目に希望のかすかな光が輝いていた。
C1 adjective /ˈɔːdəˌtɔːri/

auditory

Meaning
Relating to the sense of hearing.
Example
The lecture was designed to enhance students' auditory learning skills.
B2 noun /ˈkɒmɜːs/

commerce

商業
Meaning
the activity of buying and selling goods and services
Example
International commerce has expanded significantly in recent years.
国際商業は近年顕著に拡大しています。
C2 noun /ˈsælvər/

salver

銀のトレイ
Meaning
A tray, typically made of silver, used for serving food or drinks.
Example
The butler brought in the tea on a silver salver.
執事は銀のトレイでお茶を運んできました。
C1 noun /əˈdʒɪl.ɪ.ti/

agility

敏捷性
Meaning
Ability to work quickly and easily, both physically and mentally.
Example
Mental agility is essential for problem-solving.
問題解決には精神的な敏捷性が必要です。
A2 noun /skɪn/

Skin

Meaning
the outer covering of the body; the natural outer covering of a fruit or vegetable
Example
Her skin was soft and smooth.
彼女の肌は柔らかくて滑らかでした。
C1 adjective /ˈʃeɪp.ləs/

Shapeless

形のない
Meaning
having no definite or well-defined shape or form
Example
The fog created a shapeless mass in the distance.
霧は遠くに形のない塊を作り出しました。
C1 verb /ˈʃɪmər/

shimmer

きらめく
Meaning
To shine with a soft, wavering light.
Example
The lake shimmered under the moonlight.
湖は月光の下で輝いていました。
C1 verb /smɛlt/

smelt

溶かす
Meaning
to extract metal from its ore by heating and melting
Example
The workers smelt iron from its ore in the factory.
作業員は工場で鉱石から鉄を溶かして取り出します。
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

アクアポニックス
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
アクアポニックスは魚と植物の農業を統合することによって水を効率的に利用します。
C1 noun, verb /slɜːr/

slur

侮辱 / 侮辱的な言葉
Meaning
An insulting remark or suggestion; or to speak indistinctly.
Example
He made a slur against her character.
彼は彼女のキャラクターについて侮辱的な発言をした。
B2 adjective /ˈpeɪ.ə.bəl/

Payable

支払期限
Meaning
required to be paid; owed as a debt
Example
The amount is payable within thirty days of the invoice date.
金額は請求書の日付から30日以内に支払期限となります。
A2 adjective /ˈpiːs.fəl/

Peaceful

平和
Meaning
free from disturbance; calm and quiet; not involving war or violence
Example
The garden is a peaceful place to relax.
庭はリラックスするための平和な場所です。
B2 adjective /ˈfɔːrtʃənət/

fortunate

幸運な
Meaning
Having good luck or receiving something desirable by chance.
Example
She was fortunate to escape the accident without injuries.
彼女は事故で怪我をすることなく逃げることができて幸運だった。
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 noun /ˈæmətər/

amateur

アマチュア
Meaning
A person who engages in a pursuit, especially a sport or art, on an unpaid basis.
Example
The painting looked impressive, even though it was done by an amateur.
その絵画は印象的に見えましたが、アマチュアによって描かれました。
A2 noun /ˈpeɪmənt/

payment

支払い
Meaning
the action or process of paying money for something
Example
The payment for the order was received yesterday.
注文の支払いは昨日受け取られました。
B2 noun, verb /ˈaʊtlɔː/

outlaw

Meaning
as a noun: a person who breaks the law and lives outside its protection; as a verb: to make something illegal
Example
The government decided to outlaw the harmful practice.
C1 noun ˌfræɡ.mənˈteɪ.ʃən

fragmentation

フラグメンテーション
Meaning
The process or state of breaking or being broken into fragments.
Example
Habitat fragmentation threatens many species.
生息地のフラグメンテーションは多くの種に脅威を与えています。
C1 adjective ˈsɪŋ.krə.nəs

synchronous

同期
Meaning
Existing or occurring at the same time.
Example
Synchronous learning involves live online classes.
同期学習にはライブオンラインクラスが含まれています。
C1 verb /ʃʌnt/

shunt

切り替える
Meaning
to move or turn aside; to push or divert from one track to another
Example
The train was shunted onto a different track.
列車は別の線路に切り替えられました。
B2 noun /dʒʌŋk/

Junk

ゴミ; 不要品
Meaning
old or discarded articles that are considered useless or of little value; things of poor quality
Example
He cleaned out the garage and threw away all the old junk.
彼はガレージを掃除して、すべての古いゴミを捨てました。
A2 noun /ˈtælənt/

talent

才能
Meaning
natural aptitude or skill
Example
She has a great talent for painting.
彼女は絵画において素晴らしい才能を持っています。
C1 adjective /kəmˈpensətɔːri/

compensatory

補償的
Meaning
serving to make up for a loss, damage, or injury
Example
The court awarded him compensatory damages.
裁判所は彼に補償的損害賠償を授与しました。
B2 noun /ˈnoʊ.ʃən/

Notion

概念
Meaning
a conception or belief about something; an idea or opinion
Example
She had a strange notion that someone was following her.
彼女は誰かが彼女を追っているという奇妙な概念を持っていた。
C2 verb /ˈkɒd.l̩/

coddle

過保護にする
Meaning
to treat someone with excessive care or kindness, often in a way that is overprotective
Example
Parents should support their children without coddling them.
親は子供を甘やかさずにサポートすべきです。
C2 noun /ˈsɒfɪzəm/

sophism

詭弁
Meaning
a clever but misleading argument; fallacious reasoning
Example
The politician's speech was full of sophism designed to mislead voters.
その政治家の演説は、有権者を誤導することを目的とした詭弁で満ちていた。
C1 adjective /ˈkoʊpiəs/

copious

豊富
Meaning
abundant in supply or quantity
Example
She took copious notes during the lecture.
彼女は講義中に豊富なノートを取った。
C1 noun (plural) /kwɑːmz/

qualms

疑念
Meaning
feelings of doubt, worry, or uneasiness
Example
He had serious qualms about accepting the offer.
彼はそのオファーを受け入れることに深刻な疑念を抱いていた。
C2 noun /ˈɡɔːntlɪt/

gauntlet

ガントレット / 挑戦
Meaning
a protective glove; a challenge or trial; to 'throw down the gauntlet' means to issue a challenge
Example
The knight threw down his gauntlet as a sign of challenge.
騎士は挑戦の印として自分のガントレットを投げた。
C1 noun /ˈʃɜːrbət/

sherbet

シャーベット
Meaning
a sweet flavored drink or a frozen dessert made from sweetened fruit juice
Example
On hot days, she enjoys a glass of lemon sherbet.
暑い日には、彼女はレモンシャーベットを一杯楽しんでいます。
C2 noun /ˈrɛvəlri/

revelry

祭り
Meaning
Lively and noisy festivities, especially involving drinking and dancing.
Example
The sound of revelry could be heard throughout the night.
一晩中、祭りの音が聞こえていました。
C1 noun /ˈɡreɪdiənt/

gradient

傾斜
Meaning
A gradual slope, or the degree of inclination of a surface.
Example
The cyclist struggled up the steep gradient of the hill.
サイクリストは急な傾斜の坂を上るのに苦労していた。
B1 noun /ˈækses/

Access

アクセス
Meaning
the ability, right, or permission to approach, enter, or pass to and from a place
Example
Students have access to the library 24 hours a day.
学生は24時間いつでも図書館にアクセスできます。
C2 verb /ˈɛnərˌveɪt/

enervate

弱体化する
Meaning
To weaken or drain someone of strength or vitality.
Example
The long hours of work enervated him.
長時間の労働が彼を弱体化させた。
B1 noun /ruːt/

route

Meaning
a way or course taken to get from one place to another
Example
The best route to the airport is through the highway.
B2 noun /kɒt/

Cot

コット
Meaning
a small bed, especially a portable one or one for a baby
Example
The baby sleeps peacefully in her cot.
赤ちゃんは彼女のコットで安らかに眠っています。
C2 noun /ˌeɪd də ˈkæmp/

aide-de-camp

上級将校の秘密の補佐役として働く軍人
Meaning
A military officer acting as a confidential assistant to a senior officer.
Example
The general was accompanied by his aide-de-camp during the ceremony.
儀式の間、将軍は自分のエイド・デ・キャンプと共に出席しました。
C1 verb /raʊz/

rouse

目覚める
Meaning
To awaken from sleep or to stir into action.
Example
The loud alarm roused him from his deep sleep.
大きなアラームが彼を深い眠りから起こした。
C2 noun /dɪˈbɛntʃər/

debenture

社債
Meaning
a type of debt instrument not secured by physical assets or collateral
Example
The company raised capital by issuing debentures to investors.
その会社は投資家に社債を発行して資本を調達した。
B2 noun /ˈʃɛərˌhoʊldər/

shareholder

株主
Meaning
an individual or organization that owns shares in a company
Example
Each shareholder has the right to vote at the annual meeting.
各株主は年次総会で投票する権利を持っています。
A1 noun /tʃeər/

Chair

椅子
Meaning
a separate seat for one person, typically with a back and four legs
Example
Please sit on the chair.
椅子に座ってください。
C1 noun /hʌl/

hull

船体 / 種の殻
Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
船員たちは船体に損傷がないかを調べました。
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

古いシステムに新しい技術や機能を追加すること
Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
その建物は、新しい安全基準に適応するためにレトロフィッティングされました。
A2 verb /bɛr/

bear

耐える
Meaning
to carry; to endure; to give birth to; to support
Example
She cannot bear the pain anymore.
彼女はもうこの痛みを耐えられません。
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。
B1 adjective /ɪmˈpruːvd/

improved

改善された
Meaning
made better or enhanced in quality or condition
Example
Her health has significantly improved since last month.
彼女の健康は先月から大きく改善されました。
B1 noun /ˈkɒtɪdʒ/

cottage

小屋
Meaning
a small simple house, typically in the countryside
Example
They spent their vacation in a cozy cottage by the lake.
彼らは湖のそばの快適な小屋で休暇を過ごしました。
B2 verb /əˈkʌmpəni/

accompany

同行する
Meaning
to go somewhere with someone as a companion or escort
Example
She asked her friend to accompany her to the concert.
彼女は友達にコンサートに一緒に行ってほしいと頼んだ。
C2 noun ˌfjuːmɪˈɡeɪʃən

fumigation

燻蒸
Meaning
The practice of disinfecting or purifying an area using gas or smoke.
Example
Fumigation is an effective method to control pest infestations.
消毒は害虫の侵入を制御するための効果的な方法です。
C1 noun ˌvɛn.əˈreɪ.ʃən

veneration

尊敬
Meaning
Great respect; reverence; the action of regarding with great respect or reverence.
Example
Many cultures show veneration for their ancestors.
多くの文化が祖先に対して尊敬を示します。
C2 noun /pəˈtruːn/

poltroon

臆病者
Meaning
a cowardly person
Example
He acted like a poltroon during the crisis.
彼は危機の際、臆病者のように振る舞った。
C2 noun /ˈterəpɪn/

terrapin

小さな淡水カメ
Meaning
a small freshwater turtle, especially one found in North America
Example
The terrapin slowly crawled into the pond.
テラピンはゆっくりと池に這い込んだ。
C1 noun /ˈtæntrəm/

tantrum

癇癪
Meaning
An uncontrolled outburst of anger and frustration, typically in a young child.
Example
The child threw a tantrum when he didn’t get the toy.
子供はおもちゃをもらえなくて癇癪を起こした。
B2 adverb /əˈbrʌptli/

Abruptly

突然かつ予期せず; 予告なしに
Meaning
suddenly and unexpectedly; without warning
Example
The meeting ended abruptly when the power went out.
会議は電力が切れたときに突然終了しました。
B2 adjective /ʌnˈɑːrmd/

unarmed

非武装
Meaning
Not equipped with or carrying weapons
Example
The police found the suspect unarmed during the search.
警察は捜索中に容疑者が武装していないことを発見した。
C2 verb /dɪˈsɪmjʊˌleɪt/

dissimulate

偽る
Meaning
To disguise or conceal one's true feelings or intentions.
Example
He tried to dissimulate his fear with a smile.
彼は笑顔で恐怖を隠そうとした。
B1 adjective /ʌnˈsɜːrtən/

Uncertain

不確か
Meaning
not able to be relied on; not known or definite; not having reliable knowledge
Example
I am uncertain about my future career plans.
私は自分の将来のキャリア計画に不確かさを感じています。
B1 noun /kɪt/

kit

道具セット
Meaning
a set of tools, equipment, or materials used for a particular purpose
Example
He bought a first aid kit for emergencies.
彼は緊急事態に備えて救急キットを購入しました。
C1 noun /ˈkɒndjuɪt/ or /ˈkɑːnduɪt/

conduit

導管 / 手段
Meaning
a channel or pipe for conveying water, electricity, or information
Example
The cable was placed inside a protective conduit.
ケーブルは保護された導管内に配置されました。
C2 adjective /ˈeɪ.li.ə.nə.bəl/

alienable

譲渡可能
Meaning
Able to be transferred or surrendered, usually referring to rights or property.
Example
Property rights are alienable and can be sold or transferred.
財産権は譲渡可能で、売却または転送できます。
B1 verb, adjective /spɛnt/

spent

使い果たされた, 疲れ切った
Meaning
Past tense and past participle of 'spend'; also used as an adjective meaning exhausted or used up.
Example
She spent all her energy preparing for the exam.
彼女は試験の準備に全てのエネルギーを使い果たした。
A2 verb /pɒp/

pop

弾ける
Meaning
to make a short, sharp sound, or to burst or break with such a sound
Example
The balloon popped when I accidentally pricked it with a pin.
風船は、私が間違ってピンで刺したときに破裂しました。
C2 noun /rɪˈpoʊst/

riposte

鋭い返答
Meaning
a quick and clever reply to criticism or an insult
Example
Her sharp riposte left everyone in silence.
彼女の鋭い返答は皆を黙らせた。
B1 noun /əˈkædəmi/

academy

アカデミー
Meaning
an institution of learning or training
Example
He enrolled in a military academy.
彼は軍事アカデミーに入学しました。
B2 noun smɔːl ˈɛfərt

Small Effort

小さな努力
Meaning
Minor actions or initiatives that can collectively make a significant impact.
Example
Small efforts can bring big changes in butterfly conservation.
小さな努力が蝶の保護に大きな変化をもたらすことができる。
C1 noun /ˈmoʊ.tər ˈlɔː.ri/

Motor lorry

トラック
Meaning
a large motor vehicle used for transporting goods; truck
Example
The motor lorry delivered fresh vegetables to the market.
そのモーター車は新鮮な野菜を市場に届けました。
B2 adjective /səkˈsɛsɪv/

Successive

連続的な; 連続した
Meaning
following one after the other in order; consecutive
Example
The team won three successive matches.
チームは三回連続して試合に勝ちました。
A2 adjective /wet/

Wet

濡れた; びしょびしょな;
Meaning
covered or saturated with water or another liquid; not dry
Example
My clothes are still wet from the rain.
私の服はまだ雨で濡れています。
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。
C1 verb /ˈsaɪdˌtræk/

sidetrack

気を散らす
Meaning
To distract from the main subject or activity.
Example
She was sidetracked by an unexpected phone call.
彼女は予期しない電話で気を取られた。
C1 noun ˈflɔː.rə ænd ˈfɔː.nə

flora and fauna

フローラとファウナ
Meaning
The plants and animals of a particular region, habitat, or geological period.
Example
The Galápagos Islands have unique flora and fauna.
ガラパゴス諸島には独特のフローラとファウナがあります。
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 noun /ˈvɪzɪdʒ/

visage

幸福
Meaning
A person's face or facial expression.
Example
Her stern visage intimidated the children.
彼女は賞を受け取ったとき、自分の幸福を隠すことができませんでした。
B2 noun ˌjuːtɪlaɪˈzeɪʃən

utilization

利用
Meaning
The action of making practical and effective use of something.
Example
Increased plastic utilization calls for better waste management.
プラスチックの利用増加は、より良い廃棄物管理を求めています。
B2 adjective /ˈwɒntɪŋ/

wanting

不足
Meaning
Lacking or deficient in quality or quantity.
Example
His explanation was wanting in clarity.
彼の説明は明確さに欠けていた。
C2 adjective /ˌʌnɪkˈsɛpʃənəbl/

unexceptionable

非の打ち所がない
Meaning
Not open to objection; acceptable and unobjectionable
Example
His behavior was unexceptionable throughout the event.
彼の行動はイベント中ずっと非の打ち所がなかった。
C1 noun /ˈɪŋ.krə.mənt/

Increment

増加
Meaning
an increase or addition, especially one of a series on a fixed scale; a regular increase in salary
Example
He received an annual increment of five percent in his salary this year.
彼は今年、自分の給料に5パーセントの年次増加を受け取った。
A2 noun /ˈhɛdeɪk/

headache

頭痛
Meaning
a continuous pain in the head; something that causes worry or difficulty
Example
Too much screen time can give you a terrible headache.
長時間画面を見ることはひどい頭痛を引き起こす可能性があります。
C2 noun /koʊˈædʒətər/

coadjutor

補佐
Meaning
a person who helps or assists another, especially in a religious or official capacity
Example
The bishop appointed a coadjutor to assist him with his duties.
司教は自分の義務を手伝うために補佐を任命した。
B2 verb /kənˈsoʊl/

console

慰める
Meaning
to comfort someone who is sad or disappointed; to provide solace
Example
She tried to console her friend after the loss.
彼女は失った後、友達を慰めようとしました。
B2 noun /ˈrɛnəˌsɑːns/

renaissance

ルネサンス
Meaning
a revival of art, culture, or learning; a period of renewed interest and growth
Example
The city experienced a cultural renaissance during the 1990s.
その都市は1990年代に文化的なルネサンスを経験しました。
B2 noun /fɪˈlɒs.ə.fi/

philosophy

哲学
Meaning
the study of the fundamental nature of knowledge, reality, and existence
Example
Her philosophy emphasizes kindness and empathy.
彼女の哲学は親切さと共感を強調しています。
A2 noun/adjective /ˈdʒɜːrmən/

german

ドイツ語
Meaning
relating to Germany, its people, or its language
Example
She is learning German to study abroad.
彼女は海外で勉強するためにドイツ語を学んでいます。
C2 noun /ˈfrækɑː/

fracas

騒動
Meaning
A noisy disturbance or quarrel.
Example
The fracas outside the bar drew the attention of the police.
バーの外での騒動が警察の注意を引きました。
C2 adjective /ˌɪndɪˈsɒljʊbl/

indissoluble

解消できない
Meaning
Unable to be destroyed, broken, or dissolved.
Example
Marriage was once considered an indissoluble bond.
結婚はかつて解消できない絆と見なされていました。
C1 noun /ˌæmplɪfɪˈkeɪʃən/

amplification

増幅
Meaning
the act or process of making something stronger, louder, or more intense; an expansion or elaboration of details
Example
The microphone provides amplification of the speaker’s voice.
マイクは話者の声を増幅する。
B2 adjective /ˈkɒn.trər.i/

Contrary

反対の; 対立する;
Meaning
opposite in nature, direction, or meaning; completely different
Example
Contrary to popular belief, cats can be very social animals.
一般的な信念とは反対に、猫は非常に社交的な動物であることができます。
C1 noun/verb /ˈtʌtʃ.ʌp/

touch-up

小さな修正や改善
Meaning
Small corrections or improvements made to something.
Example
The artist gave a quick touch-up to the painting.
アーティストは絵画に素早くタッチアップをしました。
C2 noun /ˈsfɛrɔɪd/

spheroid

回転楕円体
Meaning
A three-dimensional shape that is almost spherical but slightly flattened or elongated.
Example
The Earth is not a perfect sphere but an oblate spheroid.
地球は完璧な球体ではなく、偏平な回転楕円体です。
C1 adverb /ˈhɑr.tɪ.li/

Heartily

心から; 熱心に
Meaning
in a sincere and enthusiastic manner; wholeheartedly
Example
She heartily welcomed her guests to the party.
彼女は心からゲストをパーティーに迎えました。
B1 noun /ɪɡˈzɪs.təns/

Existence

存在
Meaning
the fact or state of living or having objective reality; being alive
Example
Scientists are searching for evidence of life's existence on other planets.
科学者たちは他の惑星で生命の存在の証拠を探しています。
C1 noun /vɪˈvæsɪti/

vivacity

活力
Meaning
The quality of being lively, animated, and full of energy.
Example
The child’s vivacity brightened the entire room.
子供の活力は部屋全体を明るくしました。
C1 verb /rɪˈmjuːnəreɪt/

remunerate

報酬を支払う
Meaning
To pay someone for services or work done.
Example
The company will remunerate employees fairly for their overtime.
会社は残業に対して従業員に公正な報酬を支払います。
C1 adjective /ɪmˈprɒmp.tjuː/

impromptu

即興
Meaning
Done without being planned, organized, or rehearsed; spontaneous.
Example
He gave an impromptu speech at the event.
彼はイベントで即興のスピーチを行いました。
C2 noun /kəˈlɒsəs/

colossus

巨人
Meaning
A person or thing of enormous size, importance, or ability.
Example
Einstein was a colossus in the world of science.
アインシュタインは科学の世界で巨人でした。
B2 adverb /ʌnˈdaʊtɪdli/

undoubtedly

間違いなく
Meaning
without a doubt, certainly
Example
He is undoubtedly the best player on the team.
彼は間違いなくチームで一番の選手です。
C2 adjective /ˌtɛmɪˈrɛəriəs/

temerarious

無謀
Meaning
Reckless or rash; showing a lack of caution.
Example
It was a temerarious decision to cross the river during the storm.
嵐の中で川を渡るのは無謀な決断だった。
B2 adjective /ˈkʌnɪŋ/

cunning

ずるい
Meaning
Having or showing skill in achieving one's ends by deceit or evasion; cleverness in a tricky way.
Example
The cunning fox tricked the farmer.
ずる賢い狐は農夫を騙した。
B2 noun /ˌsɪmjuˈleɪʃən/

simulation

シミュレーション
Meaning
the imitation of a situation or process
Example
The simulation helped the students understand the complex theory.
シミュレーションは学生が複雑な理論を理解するのを助けました。
B2 noun /ˈbɪtərnəs/

Bitterness

苦味
Meaning
anger and disappointment at being treated unfairly; resentment; a sharp, unpleasant taste
Example
She spoke with bitterness about her former employer.
彼女は前の雇用主について苦々しさを持って話しました。