unclothe
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C2 verb /ʌnˈkloʊð/

unclothe

服を脱がせる; 衣服を取り除く
Meaning
to remove clothing from someone or something
Example
The nurse helped unclothe the patient for the examination.
看護師は検査のために患者の服を脱がせる手伝いをした。
B2 noun /ˌpʌɪ.əˈnɪr/

Pioneer

新しい領域を探索または定住する最初の人；新しいアイデアや方法を開発する人
Meaning
a person who is among the first to explore or settle a new area; someone who develops new ideas or methods
Example
She was a pioneer in the field of computer science.
彼女はコンピュータサイエンスの分野で先駆者でした。
A2 noun /ˈɪnfoʊ/

info

情報
Meaning
information; knowledge or facts about something or someone
Example
She gave me all the info I needed for the meeting.
彼女は会議に必要なすべての情報を私にくれました。
C1 noun/verb /rɪˈpriːv/

reprieve

Meaning
A temporary relief or delay from something unpleasant; to postpone or cancel punishment.
Example
The prisoner was granted a last-minute reprieve from execution.
C1 noun əˌkred.ɪˈteɪ.ʃən

accreditation

認定
Meaning
The action or process of officially recognizing someone or something as having a particular status or being qualified to perform a particular activity.
Example
Accreditation ensures institutional credibility.
認定は組織の信頼性を保証します。
A2 noun /koʊt/

Coat

コート
Meaning
an outer garment worn over other clothes for warmth or protection
Example
He put on his winter coat before going outside.
外に出る前に冬のコートを着ました。
C2 adjective /ˈɛrənt/

errant

逸脱した
Meaning
behaving wrongly or straying from the proper course or standards
Example
The teacher disciplined the errant student.
教師は逸脱した生徒を罰しました。
C1 adjective /ɔːˈstɪə/

austere

厳格、簡素
Meaning
Severe or strict in manner, attitude, or appearance; plain and simple.
Example
The monk lived an austere life in the mountains.
修道士は山中で厳格な生活を送った。
A2 noun /ˈsuː.pəˌmɑː.kɪt/

supermarket

スーパーマーケット
Meaning
a large self-service store selling food and household goods
Example
She went to the supermarket to buy groceries.
彼女は食料品を買いにスーパーマーケットに行きました。
B2 adjective ʌnˈprɛsɪˌdɛntɪd

unprecedented

前例のない
Meaning
Never done or known before; without previous example.
Example
Unprecedented advancements in science changed human lives.
科学における前例のない進歩は人間の生活を変えました。
B1 verb /ɪnˈvɑːlv/

involve

関与する
Meaning
to include as a necessary part, or to engage someone in an activity
Example
The project will involve several departments working together.
このプロジェクトは、いくつかの部署が一緒に働くことを含むでしょう。
B2 verb /ˈælaɪ/

ally

味方
Meaning
To unite or form a connection or partnership with another person, group, or nation.
Example
The two countries decided to ally against their common enemy.
二国は共通の敵に対して連携することを決定した。
C2 noun /ˈsɒfɪst/

sophist

詭弁家
Meaning
a person who uses clever but misleading arguments
Example
He was dismissed as a sophist who twisted facts to win debates.
彼は討論に勝つために事実を歪める詭弁家として解雇されました。
C1 noun /ˈbɪɡ.ət/

bigot

偏見者
Meaning
A person who is intolerant toward those holding different opinions or beliefs.
Example
He was called a bigot for refusing to listen to others' views.
他人の意見を聞こうとしなかったため、彼は偏見者と呼ばれました。
C2 adjective /ˈmjuːtəbl/

mutable

可変の
Meaning
Capable of change or alteration.
Example
Human emotions are mutable and can shift rapidly.
人間の感情は可変的で、迅速に変わることがあります。
C1 noun /ræˈpɔːr/

rapport

関係
Meaning
A close and harmonious relationship in which the people or groups concerned understand each other's feelings or ideas.
Example
The teacher built a strong rapport with her students.
教師は生徒と強い関係を築いた。
C1 noun /ˈproʊtəˌʒeɪ/

protege

弟子
Meaning
a person who is guided and supported by an older and more experienced person
Example
The young artist was the protege of a famous painter.
その若い芸術家は有名な画家の弟子でした。
C2 adjective /ˈfɪt.fəl/

fitful

不規則な
Meaning
occurring in irregular bursts; not continuous or steady
Example
He had a fitful sleep due to the storm.
嵐のせいで彼は不規則な眠りをしていた。
C2 verb /bɪˈfɪt/

befit

ふさわしい
Meaning
to be suitable for; to be appropriate to
Example
Formal attire befits the seriousness of the occasion.
フォーマルな服装はその場の厳粛さにふさわしい。
B1 adverb /ˌɔːtəˈmætɪkli/

automatically

自動的に
Meaning
without human control or intervention; done by itself
Example
The door closes automatically after you enter.
ドアは自動的に閉まります。
B2 noun /ˈder.ɪŋ/

Daring

大胆; 危険を冒す意欲
Meaning
adventurous courage; willingness to take risks
Example
The mountain climber's daring impressed everyone at the base camp.
山登りの冒険心は、ベースキャンプの皆に感動を与えました。
C1 noun /ˌmaʊntəˈnɪə/

mountaineer

登山者
Meaning
A person who climbs mountains as a sport or profession.
Example
The mountaineer reached the summit after a long climb.
登山者は長い登山の後、頂上に到達しました。
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。
C2 adjective /ˈvɪndɪkeɪtɪv/

vindicative

弁護的
Meaning
showing a tendency to vindicate or justify; inclined to defend
Example
Her vindicative tone showed that she strongly believed in her innocence.
彼女の弁護的な口調は、彼女が無罪であると強く信じていることを示していた。
C1 noun /əˈfɪn.ɪ.ti/

affinity

親近感
Meaning
A natural liking for or attraction to a person, thing, idea, etc.
Example
She has an affinity for classical music.
彼女はクラシック音楽に親近感を持っています。
A2 noun /ˈkoʊkənʌt/

Coconut

Meaning
a large brown seed with hard shell containing white flesh and coconut water
Example
We drank coconut water directly from the coconut.
C2 noun /ˈænɪ siːd/

Ani seed

アニス
Meaning
Small aromatic seeds used as a spice and for medicinal purposes, with a sweet licorice-like flavor
Example
Anise seeds are often used in traditional desserts and teas.
アニスの種は伝統的なデザートやお茶にしばしば使われます。
C1 noun /ˈsɔː.dʌst/

sawdust

木屑
Meaning
The tiny particles of wood produced by sawing or sanding.
Example
The floor was covered with sawdust from the carpentry work.
床は大工仕事からの木屑で覆われていました。
A2 noun /ˈriːdər/

reader

読者
Meaning
a person who reads or who is capable of reading
Example
She is a fast reader, finishing books in a day.
彼女は速読者で、1日で本を読み終えます。
A1 adjective /ɡriːn/

Green

緑
Meaning
of a color intermediate between blue and yellow in the spectrum; colored like grass or emeralds
Example
The green leaves on the trees look fresh after the rain.
木々の緑の葉は雨の後で新鮮に見えます。
C1 noun /ˈbuːt.stræp.ɪŋ/

bootstrapping

自己資金による起業
Meaning
Starting a business with personal resources or small investments without external funding or venture capital.
Example
Many entrepreneurs rely on bootstrapping to launch their businesses.
多くの起業家はビジネスを立ち上げるためにブートストラッピングに依存しています。
C2 adjective /ˌhæfˈbeɪkt/

half-baked

中途半端
Meaning
poorly thought out or badly planned
Example
The manager quickly rejected his half-baked proposal.
マネージャーは彼の中途半端な提案をすぐに却下しました。
B2 verb /ˈpɒndər/

ponder

深く考える
Meaning
to think about something carefully
Example
She pondered over the meaning of the poem.
彼女は詩の意味について深く考えていました。
A1 verb (first person singular of 'be') /æm/

am

私は
Meaning
the first person singular present tense of 'be'
Example
I am happy today.
今日は私は幸せです。
B2 noun /ˈnuː.kʌm.ər/

New-comer

新参者
Meaning
a person who has recently arrived in a place or joined a group
Example
The newcomer was warmly welcomed by the team.
その新参者はチームによって温かく迎えられました。
C2 verb /ˈnɪɡəl/

niggle

Meaning
to cause slight but persistent annoyance, discomfort, or worry
Example
A small doubt niggled at her mind.
C1 noun, adjective /ˈsɛntənəri/ or /sɛnˈtɛnəri/

centenary

百年記念
Meaning
The hundredth anniversary of a significant event; relating to a period of 100 years.
Example
The school celebrated its centenary with a grand event.
学校は百年記念を盛大なイベントで祝いました。
C2 noun /ɪmˈpɒs.tʃər/

Imposture

偽装; 詐欺; 虚偽
Meaning
the practice of deceiving others by pretending to be someone else; fraudulent deception
Example
The elaborate imposture lasted for months before investigators uncovered the truth.
その精巧な詐欺は数ヶ月続き、調査員が真実を明らかにするまで続いた。
C1 noun /ˈkæzəm/

chasm

裂け目 / 大きな違い
Meaning
a deep fissure in the earth's surface or a wide difference between people or ideas
Example
There was a great chasm between the two political parties.
二つの政治的党派の間には大きな裂け目がありました。
B2 noun /ˈkɒŋɡrɛs/

congress

会議
Meaning
a formal meeting or assembly, especially of representatives for discussion
Example
The international congress on climate change will be held next year.
気候変動に関する国際会議は来年開催されます。
C2 verb /rɪˈkænt/

recant

撤回する
Meaning
to withdraw or renounce a statement or belief formally
Example
He recanted his previous statement in court.
彼は裁判で以前の発言を撤回しました。
B1 noun ɪˈnɪʃətɪvz

initiatives

イニシアティブ
Meaning
Actions or strategies designed to resolve a difficulty or improve a situation; programs or projects.
Example
Community initiatives benefit underprivileged groups.
コミュニティのイニシアティブは恵まれないグループに利益をもたらす。
C2 noun /ˈhaʊsˌbreɪkɪŋ/

housebreaking

住居侵入
Meaning
the crime of breaking into a house with intent to steal
Example
The thief was arrested for housebreaking.
泥棒は住居侵入で逮捕された。
B1 noun /ˈbaɪər/

buyer

買い手
Meaning
a person who makes a purchase
Example
The buyer inspected the car before making payment.
買い手は支払い前に車を検査しました。
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 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。
B2 noun /næˈreɪʃən/

narration

ナレーション
Meaning
The act of telling a story or describing events in detail.
Example
The movie’s narration was done by a famous actor.
映画のナレーションは有名な俳優によって行われました。
C1 noun /ˈɛdɪfɪs/

edifice

建物
Meaning
A large, impressive building or structure.
Example
The museum is an impressive edifice in the city center.
その博物館は市内中心部の印象的な建物です。
C2 adjective /ˌɪm.pəˈfɛk.tə.bəl/

imperfectible

インパーフェクティブル
Meaning
Incapable of being made perfect or complete.
Example
Some human qualities are considered imperfectible.
いくつかの人間の資質は、完璧にはならないと見なされます。
C1 noun /kəˈlaɪdəˌskoʊp/

kaleidoscope

万華鏡
Meaning
A toy or instrument with mirrors and colored pieces that create changing patterns when rotated; also used metaphorically for a constantly changing sequence of patterns or elements.
Example
The city lights turned into a kaleidoscope of colors as the festival began.
祭りが始まると、街の明かりは色とりどりの万華鏡に変わった。
B2 adjective /ˈsɒl.ɪ.ter.i/

Solitary

孤独; 孤立; 一人
Meaning
alone; without companions; single; isolated
Example
He lived a solitary life in the mountains.
彼は山中で孤独な生活を送っていました。
C2 verb /ɡɔːk/

gawk

じっと見る
Meaning
To stare openly and rudely.
Example
Tourists gawked at the celebrity walking down the street.
観光客は通りを歩く有名人をじっと見ていた。
C2 noun /ˌhæŋ.ər ˈɒn/

hanger-on

おこぼれ
Meaning
a person who spends time with a powerful or famous person to gain benefits.
Example
The celebrity was always surrounded by hangers-on.
その有名人はいつもおこぼれの人々に囲まれていた。
C1 adjective ɪnˈdʒiː.ni.əs

ingenious

独創的
Meaning
Showing inventiveness and skill; clever, original, and inventive.
Example
His ingenious ideas transformed modern physics.
彼の独創的なアイデアは現代物理学を変えました。
C1 adjective /ˈluː.krə.tɪv/

lucrative

収益性の高い
Meaning
Producing a great deal of profit; highly profitable or financially rewarding.
Example
The real estate business is highly lucrative in urban areas.
不動産業は都市部で非常に収益性が高いです。
C2 noun /ˌkæv.əlˈkeɪd/

cavalcade

行列
Meaning
a formal procession of people riding on horses or in vehicles
Example
The king’s arrival was marked by a grand cavalcade.
王の到着は壮大な行列で印象付けられた。
B2 noun /əˈɡrɛʃən/

aggression

攻撃性
Meaning
hostile or violent behavior towards others
Example
His sudden aggression surprised everyone in the meeting.
彼の突然の攻撃性は会議で誰もが驚いた。
C1 noun /heɪz/

Haze

霞
Meaning
a slight obscuration of the lower atmosphere, typically caused by fine suspended particles; confusion
Example
The morning haze lifted gradually as the sun rose higher in the sky.
朝の霞は徐々に晴れ、太陽が空高く昇るにつれて明らかになった。
B1 verb /dɪɡ/

dig

掘る
Meaning
to break up and move earth with a tool or machine, or with hands, paws, etc.
Example
They decided to dig a hole for the new tree.
彼らは新しい木のために穴を掘ることを決めました。
A2 adjective /praʊd/

Proud

誇り
Meaning
feeling deep pleasure from one's achievements; having high self-respect
Example
She was proud of her daughter's academic achievements.
彼女は娘の学業成就に誇りを持っていました。
C2 adjective /ɪˈrɛzəluːt/

irresolute

優柔不断
Meaning
uncertain or indecisive; lacking determination
Example
He stood irresolute at the crossroads, unsure which path to take.
彼は交差点で優柔不断に立ち、どの道を取るべきか決められなかった。
A2 noun /ˈtɜːrtl/

turtle

亀
Meaning
A slow-moving reptile with a hard shell that lives in water or on land
Example
The turtle slowly crossed the sandy beach.
カメは砂浜をゆっくり横切った。
C2 noun /ˈrɛkwiəm/

requiem

レクイエム
Meaning
A mass, music, or ceremony for the repose of the souls of the dead.
Example
The choir performed a requiem in memory of the late leader.
合唱団は故リーダーを記念してレクイエムを演奏しました。
B2 adjective /ˈsɜːdʒɪkəl/

surgical

外科手術に関連する
Meaning
relating to or involving surgery
Example
She underwent surgical treatment to repair the damage.
彼女は損傷を修復するために外科的治療を受けました。
B2 noun /ˌmedɪˈkeɪʃən/

medication

薬
Meaning
a drug or other form of medicine used to treat or prevent disease
Example
The doctor prescribed medication for his headache.
医者は彼の頭痛のために薬を処方した。
B2 adjective /ʌnˈprɒf.ɪ.tə.bl̩/

Unprofitable

採算が取れない
Meaning
not yielding profit or gain; not producing financial benefit
Example
The unprofitable business was forced to close down after three years.
採算が取れないビジネスは3年後に閉店を余儀なくされました。
A2 noun /ˈpæs.ən.dʒər/

Passenger

乗客
Meaning
A person who travels in a vehicle but is not driving it
Example
The bus can carry thirty passengers.
バスは30人の乗客を運ぶことができます。
C1 noun /ˌædməˈnɪʃən/

admonition

警告
Meaning
a firm warning or reprimand; gentle or earnest advice
Example
He received an admonition for his careless work.
彼は不注意な仕事のために警告を受けました。
C2 noun /ɪksˈtʃɛkər/

exchequer

国庫
Meaning
The treasury of a state or country.
Example
The government announced new measures to improve the exchequer.
政府は国庫を改善するための新しい措置を発表しました。
B2 noun /ˈkæʃuː nʌts/

Cashew nuts

カシューナッツ
Meaning
kidney-shaped nuts from the cashew tree, commonly eaten as snacks or used in cooking
Example
Cashew nuts are often used in Indian sweets and curries.
カシューナッツはインディアンの甘いお菓子やカレーによく使われます。
C1 noun /ˌtrænsˈpɪəreɪʃən/

transpiration

蒸散
Meaning
The process by which plants lose water through their leaves, which plays a crucial role in plant cooling, nutrient transport, and the water cycle.
Example
Transpiration plays a key role in the water cycle and plant growth.
蒸散は水循環と植物の成長において重要な役割を果たします。
B2 noun /slɒt/

slot

スロット
Meaning
a narrow opening into which something fits or is placed
Example
Insert the card into the slot to open the door.
カードをスロットに挿入して、ドアを開けてください。
C2 noun /ˈkælvəri/

calvary

Meaning
A place or experience of intense suffering, originally the site of Jesus’s crucifixion.
Example
For many refugees, the journey across the desert was a calvary.
A1 conjunction /waɪl/

while

その間
Meaning
during the time that something is happening
Example
She was reading while waiting for the bus.
彼女はバスを待っている間に読書をしていた。
C1 noun /əˈtrɑːsəti/

atrocity

残虐行為
Meaning
an extremely cruel or violent act, often involving physical violence
Example
The world condemned the atrocity committed against civilians.
世界は市民に対して行われた残虐行為を非難しました。
C1 verb /məˈtɪərɪəlaɪz/

materialize

実現する
Meaning
To become real or actual; to appear suddenly or in a physical form.
Example
The opportunity he had been waiting for finally materialized.
彼が待っていたチャンスはついに実現しました。
C2 verb /ˌpriːɪˈstæblɪʃ/

preestablish

事前に設定する
Meaning
To establish or set up beforehand.
Example
Certain rules were preestablished before the meeting.
会議の前にいくつかのルールが事前に設定されていました。
A2 verb /ɪnˈkɜːrɪdʒ/

encourage

励ます
Meaning
to give support, confidence, or hope; to motivate
Example
Teachers should encourage students to ask questions.
教師は生徒に質問をするように励ますべきです。
C2 verb /ɪnˈtræp/

entrap

Meaning
To catch or trick someone into a difficult situation.
Example
The police tried to entrap the criminal with false evidence.
A1 verb /raɪd/

ride

乗る/ライディング
Meaning
to travel on or in a vehicle; to sit on and control a horse
Example
She likes to ride her bicycle to work.
彼女は自転車で仕事に行くのが好きです。
B2 adjective /ˈɡraʊndɪd/

grounded

地に足のついた
Meaning
Well balanced and sensible; having a sound basis in reality or fact.
Example
Staying grounded during difficult situations helps with resilience.
困難な状況でも地に足のついた態度を保つことがレジリエンスの向上に役立ちます。
A1 noun /sʌn/

son

息子
Meaning
a male child of a parent
Example
His son is very talented in music.
彼の息子は音楽に非常に才能があります。
A1 verb /niːd/

need

必要
Meaning
to require something; to be in want of
Example
I need help with my homework.
私は宿題に助けが必要です。
C1 noun /ˈkɔːrdən/

cordon

封鎖線
Meaning
a line or circle of police, soldiers, or guards preventing access
Example
The police set up a cordon around the crime scene.
警察は犯罪現場の周りにコルドンを設置しました。
B2 verb /ɪˈmɪt/

emit

放出する
Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
工場は大気中に煙を排出します。
A2 noun /pɛt/

pet

ペット
Meaning
a domesticated animal kept for companionship or pleasure
Example
My dog is my favorite pet.
私の犬は私のお気に入りのペットです。
C1 verb /ˈstɪɡmətaɪz/

stigmatize

スティグマタイズする
Meaning
to describe or regard someone as worthy of disgrace or disapproval
Example
People with certain illnesses are often unfairly stigmatized.
特定の病気の人々はしばしば不当な方法でスティグマタイズされる。
B1 noun /ˈmɑː.kɪ.tɪŋ/

Marketing

マーケティング, 広告, プロモーション
Meaning
The activity, set of institutions, and processes for creating, communicating, delivering, and exchanging offerings that have value for customers, clients, partners, and society at large.
Example
Digital marketing has transformed business strategies.
デジタルマーケティングはビジネス戦略を変革しました。
C1 noun/verb /ˈfʌrəʊ/

furrow

Meaning
A long narrow trench made in the ground by a plow; to make wrinkles or grooves.
Example
The farmer plowed furrows in the field.
B2 noun ɪnˈɡeɪdʒɪŋ ˈlɜːrnɪŋ ɪkˈspɪəriənsɪz

engaging learning experiences

魅力的な学習体験
Meaning
Interactive and immersive educational activities that capture students' attention and actively involve them in the learning process.
Example
Digital tools create engaging learning experiences.
デジタルツールは魅力的な学習体験を生み出します。
C1 adjective /ˈtɜːrʃieri/

tertiary

Meaning
third in order, rank, or level
Example
He is pursuing his tertiary education at the university.
C1 noun /ɪˈvæp.ər.ə.tɪv ˈkuː.lər/

Evaporative cooler

蒸発冷却器
Meaning
a cooling device that uses water evaporation to reduce air temperature
Example
The evaporative cooler works best in dry climates.
蒸発冷却器は乾燥した気候で最も効果的に機能します。
C1 noun /aɪˈtɪnərɛri/

itinerary

旅程
Meaning
A planned route or schedule of a journey or trip.
Example
The travel agent gave us a detailed itinerary for our vacation.
旅行代理店は私たちの休暇のために詳細な旅程を提供してくれました。
C2 noun /ˈlɑːrdər/

larder

食料庫
Meaning
A place, such as a pantry, where food is stored.
Example
The larder was full of fresh bread and cheese.
食料庫は新鮮なパンとチーズでいっぱいでした。
B1 noun /əˈkaʊnt/

Account

アカウント
Meaning
a record of money received and paid out; a report or description of an event
Example
She opened a savings account at the bank.
彼女は銀行で貯蓄口座を開設しました。
B2 noun ˈmʌltiˌtɑːskɪŋ

multitasking

マルチタスク
Meaning
The performance of more than one task at the same time
Example
Multitasking reduces efficiency.
マルチタスキングは効率を低下させます。
C2 noun /ˈflæɡ ˌɒfɪsər/

flag-officer

旗艦司令官
Meaning
a senior naval officer entitled to fly a flag to mark the command
Example
The flag-officer reviewed the fleet before the ceremony.
旗艦司令官は儀式の前に艦隊を視察しました。
C2 adjective /ˈkwɒdreɪt/

quadrate

正方形
Meaning
square or nearly square; having four sides or being suited or corresponding to something
Example
The tiles had a neat quadrate shape that made the floor look orderly.
タイルは整然とした正方形の形状をしており、床を整然と見せていました。
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。
C2 noun /ˈsɛm.ɪ.nɛr.i/

seminary

神学校
Meaning
A school or college for training priests, ministers, or rabbis.
Example
He decided to enroll in a seminary to study theology.
彼は神学校に入学して神学を学ぶことに決めました。
A2 adjective /ˈbeɪ.sɪk/

Basic

基本的な; 基礎的な;
Meaning
fundamental; essential; forming the foundation or starting point
Example
Learning basic English grammar is essential for beginners.
基本的な英語の文法を学ぶことは初心者にとって不可欠です。
B1 noun /ˈtɔːr.təs/

tortoise

カメ
Meaning
A slow-moving land reptile with a hard shell.
Example
The tortoise slowly crossed the garden.
カメはゆっくり庭を横切った。
A1 adjective, adverb, verb /ˈbɛtər/

better

Meaning
of a more excellent or effective type or quality; to surpass or improve
Example
He felt better after taking the medicine.
B2 adjective /ˌmʌl.tiˈpɜː.pəs/

Multipurpose

多目的
Meaning
having multiple uses or functions; versatile
Example
This multipurpose tool can be used as a knife, screwdriver, and bottle opener.
この多目的ツールは、ナイフ、ドライバー、ボトルオープナーとして使用できます。
B1 noun rɪˈdʌk.ʃən

reduction

削減
Meaning
The action or fact of making a specified thing smaller or less in amount, degree, or size.
Example
Greenhouse gas reduction is a primary global goal.
温室効果ガスの削減は主要な地球規模の目標です。
B1 noun /ˈsɛtʌp/

setup

設置
Meaning
an arrangement of things or the way in which something is organized or prepared
Example
The setup of the event took hours to complete.
イベントのセットアップには数時間かかりました。
C2 verb /ˈmʌfəl/

muffle

抑える
Meaning
to make a sound quieter or less distinct; to cover or wrap something to reduce noise or warmth
Example
She tried to muffle her laughter with a scarf.
彼女はスカーフで笑い声を抑えようとした。
B2 adjective /bɪˈzɑːr/

bizarre

奇妙な
Meaning
very strange or unusual, especially so as to cause interest or amusement
Example
He told a bizarre story that no one could believe.
彼は誰も信じられないような奇妙な話をした。
A1 pronoun /jɔːrz/

yours

あなたの
Meaning
belonging to or associated with the person or people that the speaker is addressing
Example
This pen is yours.
このペンはあなたのです。
B2 adjective /ˈwʌrisəm/

Worrisome

心配な; 面倒な
Meaning
causing anxiety or concern; troubling
Example
The student's declining grades were worrisome to his parents.
学生の成績が落ちていることは、親にとって心配でした。
B2 adverb /ˈsel.fɪʃ.li/

Selfishly

利己的に
Meaning
in a selfish manner; caring only about oneself
Example
He selfishly took all the cookies.
彼は自己中心的にすべてのクッキーを取った。
C1 noun /ˌdʒerənˈtɑːlədʒi/

gerontology

ジェロントロジー
Meaning
The scientific study of old age and the process of aging.
Example
She chose to specialize in gerontology after completing medical school.
彼女は医学部を卒業した後、ジェロントロジーに特化することを決めました。
B2 noun /vaɪs/

Vice

悪習; 道徳的欠点
Meaning
an immoral or wicked behavior; a moral failing or fault
Example
Smoking is his only vice.
喫煙は彼の唯一の悪習です。
A2 pronoun /aʊərˈsɛlvz/

ourselves

私たち自身
Meaning
used by the speaker to refer to themselves and one or more others as the object of the verb
Example
We should help ourselves before helping others.
私たちは他の人を助ける前に、自分たち自身を助けるべきです。
C1 verb /ˈwɪtl/

whittle

Meaning
to carve or shape something by cutting off small pieces; to gradually reduce
Example
He spent the afternoon whittling a piece of wood into a toy.
B1 noun prɪˈven.ʃən

prevention

予防
Meaning
The action of stopping something from happening or arising.
Example
Prevention of fascism ensures democracy.
ファシズムの予防は民主主義を保証する。
A2 noun /ˌpɒsəˈbɪləti/

possibility

可能性
Meaning
something that may happen or be the case; a chance that something exists or might occur
Example
There is a strong possibility of rain tomorrow.
明日は雨の強い可能性があります。
C1 noun /ˈvɛriəns/

variance

分散
Meaning
the state of being different or inconsistent; in statistics, a measure of the spread between numbers
Example
There is a wide variance in students' performance levels.
学生のパフォーマンスレベルには大きな分散があります。
B2 noun ˌkɒn.ekˈtɪv.ɪ.ti

connectivity

接続性
Meaning
The state of being connected or interconnected; the capacity for the interconnection of platforms, systems, and applications.
Example
Improved connectivity boosts economic development.
改善された接続性が経済発展を促進します。
B1 adjective /ˈdʒel.əs/

Jealous

嫉妬; うらやましい; 誰かの注意や愛情を所有しようとすること
Meaning
feeling envious or resentful; possessive of someone's attention or affection
Example
She felt jealous when her friend got promoted.
彼女は友達が昇進したときに嫉妬を感じた。
B2 noun /ˈʌpˌkiːp/

up-keep

維持管理
Meaning
The process or cost of maintaining something in good condition.
Example
The upkeep of the old house is very expensive.
古い家の維持管理は非常に高価です。