opiate
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
C2 noun /ˈoʊpiət/

opiate

Meaning
a drug containing opium or its derivatives, used to relieve pain or cause sleep
Example
The doctor prescribed an opiate to relieve the patient's pain.
C1 noun /ˈsɒnɪt/

sonnet

ソネット
Meaning
A poem of 14 lines using formal rhyme schemes, often about love.
Example
Shakespeare wrote many famous sonnets about love and beauty.
シェイクスピアは愛と美について多くの有名なソネットを書きました。
C1 noun /ˈpraɪ.meɪt/

primate

霊長類, 類人猿
Meaning
A member of the group of animals including humans, apes, and monkeys.
Example
Humans are classified as primates.
人間は霊長類として分類されます。
C2 adjective /ˈwæɡ.ɪʃ/

waggish

いたずら好きな、遊び心のある
Meaning
playfully humorous or mischievous
Example
His waggish remarks made everyone laugh.
彼のいたずらなコメントはみんなを笑わせた。
B2 noun ˈæt.rɪ.bjuːts

attributes

属性
Meaning
A quality or feature regarded as a characteristic or inherent part of someone or something.
Example
Advanced crops possess beneficial attributes.
高度な作物は有益な属性を持っています。
C2 adjective /ˈbɔːdi/

bawdy

下品
Meaning
humorously indecent or obscene, often in a sexual way
Example
The comedian’s bawdy jokes made the audience laugh and blush.
コメディアンの下品なジョークは観客を笑わせ、顔を赤らめさせた。
B1 noun /slaɪd/

Slide

滑り台
Meaning
a smooth surface for sliding down; a piece of playground equipment
Example
The children enjoyed playing on the slide at the park.
子供たちは公園でスライドで遊ぶのを楽しんでいました。
B2 verb /dɪˈtɜːr/

deter

Meaning
to discourage someone from doing something by instilling doubt or fear
Example
High fines are meant to deter people from breaking the law.
B1 noun ˈtʃɑː.dʒɪŋ

charging

充電
Meaning
The process of supplying electrical energy to recharge a battery or power source.
Example
Electric vehicle charging stations are increasing in cities.
電気自動車の充電ステーションは都市で増えています。
C1 verb /ˈstɪp.jʊ.leɪt/

stipulate

規定する
Meaning
to demand or specify a condition in an agreement or contract
Example
The contract stipulates that payment must be made within 30 days.
契約書には、支払いは30日以内に行われるべきであると明記されています。
C2 noun /æbˈsɪʒən/

abscission

葉の落下
Meaning
The natural detachment of parts of a plant, typically leaves or fruit.
Example
The autumn season is marked by the abscission of leaves from trees.
秋は木々から葉が落ちることで特徴づけられます。
A2 noun /fɔːrk/

Fork

フォーク
Meaning
a tool with two or more prongs used for eating or serving food
Example
Please use a fork to eat your salad.
サラダを食べるためにフォークを使ってください。
C1 verb /druːp/

droop

垂れる
Meaning
to bend or hang downward; to become weak or tired
Example
The flowers began to droop in the heat.
花は暑さで垂れ始めました。
C2 verb /rɪˈmɒnstreɪt/

remonstrate

抗議する
Meaning
To make a forceful protest or objection.
Example
Citizens remonstrated against the new tax policy.
市民たちは新しい税制政策に抗議した。
B2 adjective /dɪˈpɛndəbl/

dependable

信頼できる
Meaning
able to be trusted or relied on; consistently reliable
Example
She is a dependable colleague who always meets deadlines.
彼女はいつも締め切りを守る信頼できる同僚です。
B1 noun /kəmˈpɛtɪtər/

competitor

競争相手
Meaning
a person, team, or company that competes with others
Example
The company lowered its prices to beat its main competitor.
その会社は主要な競争相手を打ち負かすために価格を引き下げました。
C1 noun /ʃeɪl/

shale

頁岩
Meaning
a fine-grained sedimentary rock that can be split into thin layers
Example
The region is rich in shale and natural gas deposits.
その地域は頁岩と天然ガスの埋蔵量が豊富です。
B2 noun /kəˈroʊnə/

corona

王冠または王冠のような構造; また、太陽の外層大気を指すこともあります
Meaning
a crown or crown-like structure; also refers to the outer atmosphere of the sun
Example
The sun's corona was visible during the total solar eclipse.
太陽のコロナは皆既日食中に見ることができました。
C1 noun /ˈtrɪnɪti/

trinity

三位一体
Meaning
a group of three closely related things; in Christianity, the Father, the Son, and the Holy Spirit
Example
The museum’s exhibit focused on a trinity of themes: memory, identity, and power.
博物館の展示は、三つのテーマの三位一体に焦点を当てていました：記憶、アイデンティティ、そして力。
B2 adjective /æʃ ˈkʌl.ər/

Ash-colour

灰色
Meaning
a grayish color resembling ash
Example
The old building had ash-colour walls that needed painting.
古い建物には灰色の壁があり、塗り直す必要がありました。
C2 noun /ɪnˈhɪərəns/

inherence

内在性
Meaning
The state of being an essential or permanent part of something.
Example
The inherence of risk is part of every business venture.
リスクの内在性はすべてのビジネス冒険の一部です。
C1 adjective /ˈspeɪʃəl/

spatial

空間の
Meaning
relating to space or the position, area, and size of things
Example
The scientist studied the spatial arrangement of stars.
科学者は星の空間配置を研究しました。
B2 noun /ˈsɪnənɪm/

Synonym

同義語
Meaning
a word or phrase that means exactly or nearly the same as another word or phrase in the same language
Example
Happy and joyful are synonyms.
ハッピーとジョイフルは同義語です。
B2 verb /slæm/

slam

強く閉める
Meaning
to close or hit something with great force
Example
He slammed the door angrily after the argument.
彼は議論の後に怒ってドアを叩きつけた。
C1 noun /ˈlæd.i/

laddie

若い男の子
Meaning
A young boy or lad.
Example
The old man gave the young laddie a kind smile.
老人は若い男の子に親切な笑顔をくれました。
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。
A1 verb /pʊt/

put

置く
Meaning
to place something in a particular position; to move to a location
Example
Please put the book on the table.
本をテーブルに置いてください。
B1 verb /əˈsuːm/

assume

仮定する
Meaning
to think that something is true without proof
Example
I assume he will be late to the meeting.
私は彼が会議に遅れると仮定しています。
B2 noun /kənˈstreɪnt/

constraint

制約
Meaning
a limitation or restriction
Example
Time is the biggest constraint in completing the project.
プロジェクトを完了するための最大の制約は時間です。
A2 noun /ˌɪnvɪˈteɪʃən/

invitation

幸せ
Meaning
a written or spoken request to attend an event or to participate in something
Example
She sent me an invitation to her wedding.
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。
C1 noun /ˌsəʊʃəˈbɪləti/

sociability

社交性
Meaning
The quality or state of being sociable; friendliness.
Example
Her sociability made her popular in the office.
彼女の社交性はオフィスで人気を集めました。
C1 adjective /ˌjuːnɪˈsɛljʊlər/

unicellular

単細胞
Meaning
Consisting of a single cell.
Example
Amoebas are unicellular organisms.
アメーバは単細胞生物です。
C1 verb /ˈdaʊn.pleɪ/

downplay

軽視する
Meaning
to make something seem less important than it really is
Example
The company tried to downplay the risks of the new product.
会社は新しい製品のリスクを軽視しようとしました。
A1 pronoun /wɒt/

what

何
Meaning
used to ask for information about something
Example
What is your name?
あなたの名前は何ですか?
C1 noun /ˈmænər/

manor

邸宅
Meaning
A large country house with lands; the main house of an estate.
Example
The old manor stood proudly on the hill for centuries.
古い邸宅は何世代にもわたって丘の上に誇らしげに立っていました。
C2 adjective /dɪsˈkɒnsələt/

disconsolate

慰めようのない
Meaning
very unhappy and unable to be comforted
Example
She was disconsolate after hearing the bad news.
悪い知らせを聞いた後、彼女は慰めようのない状態でした。
C1 adjective /pəˈroʊkiəl/

parochial

狭い
Meaning
Having a limited or narrow outlook; relating to a parish.
Example
His parochial view prevented him from understanding global issues.
彼の狭い視点は、彼が世界的な問題を理解するのを妨げました。
C1 noun /ˈsɛntɪˌliːtər/

centiliter

Meaning
A metric unit of capacity equal to one hundredth of a liter.
Example
The recipe calls for 20 centiliters of milk.
B1 noun /ˈviːɪkəl/

Vehicle

車両; 自動車; 手段
Meaning
a thing used for transporting people or goods, especially on land; a means of expressing or displaying something
Example
The electric vehicle is becoming more popular these days.
電気自動車は最近ますます人気が高くなっています。
C2 noun/verb /ˈrɛkəmˌpɛns/

recompense

賠償
Meaning
to compensate someone for loss or harm suffered; compensation given for damage or injury
Example
The company offered financial recompense to the injured worker.
その会社は負傷した労働者に対して金銭的な賠償を提供しました。
B2 adjective /ˈdɪl.ɪ.dʒənt/

Diligent

勤勉な
Meaning
hardworking and careful; showing persistent effort
Example
She is a diligent student who studies every day.
彼女は毎日勉強している勤勉な学生です。
C2 adjective /ˈtaɪmwɔːrn/

timeworn

時間によって擦り切れた
Meaning
Worn or impaired by age; old and used many times.
Example
The timeworn house carried a sense of history and nostalgia.
時間によって擦り切れた家は、歴史と郷愁を感じさせた。
C2 adjective /ˈmɒtld/

mottled

斑点模様の
Meaning
Marked with spots, streaks, or blotches of different shades or colors.
Example
The snake's mottled skin helped it blend into the forest floor.
ヘビの斑点模様の皮膚は、森の床に溶け込むのを助けました。
B1 noun /ˈlɛktʃərər/

lecturer

講師
Meaning
a person who gives lectures, especially at a college or university
Example
The lecturer explained the theory with clear examples.
講師は分かりやすい例で理論を説明した。
C1 adjective /ˈpəʊ.tənt/

Potent

強力な; 効果的な; 影響力のある
Meaning
having great strength, power, or effect; influential
Example
The medicine is very potent and should be taken carefully.
その薬は非常に強力であり、慎重に服用すべきです。
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。
C2 noun /ˈɡloʊmɪŋ/

gloaming

夕暮れ
Meaning
The time of day after the sun has set and before it is completely dark; twilight.
Example
We walked home together in the quiet gloaming.
私たちは静かな夕暮れの中を一緒に家に帰りました。
C1 noun /ˈɡɑːr.lənd/

Garland

花冠; ガーランド;
Meaning
a wreath of flowers and leaves, worn on the head or hung as decoration
Example
The bride wore a beautiful floral garland during the traditional ceremony.
花嫁は伝統的な式典で美しい花の冠を身に着けていました。
C1 noun /djuːˈɛt/

duet

デュエット
Meaning
a musical performance by two singers or instrumentalists
Example
They sang a beautiful duet together on stage.
彼らはステージで一緒に美しいデュエットを歌った。
C2 noun /ˌdaɪ.jʊˈret.ɪk/

diuretic

利尿剤
Meaning
A substance that promotes the production of urine.
Example
Coffee has a mild diuretic effect.
コーヒーは軽い利尿作用があります。
C2 noun /məˈlɪŋɡərər/

malingerer

病気を装う人
Meaning
a person who pretends to be sick to avoid duty or work
Example
The manager suspected that John was a malingerer.
マネージャーはジョンがマリンガラーだと疑っていた。
B2 adjective /ˈnoʊtɪsəbl/

noticeable

顕著な
Meaning
Easily seen, observed, or recognized.
Example
There was a noticeable improvement in her performance.
彼女のパフォーマンスには顕著な改善がありました。
C2 noun /ˈbroʊmaɪd/

bromide

ありきたりなアイデア
Meaning
A trite or unoriginal idea or remark; also a chemical compound of bromine.
Example
His speech was full of old bromides about hard work.
彼のスピーチは、努力についての古いありきたりなアイデアでいっぱいだった。
A2 noun /ɪˈlek.trɪk fæn/

Electric fan

電気ファン
Meaning
a device with rotating blades that creates airflow to cool or ventilate a room
Example
The electric fan keeps the room cool during hot summer days.
電気ファンは、暑い夏の日に部屋を涼しく保ちます。
C1 noun /ˈstəʊ.ɪ.sɪ.zəm/

stoicism

ストイック主義
Meaning
The endurance of pain or hardship without the display of feelings and without complaint.
Example
His stoicism during hardship was admirable.
困難な時に彼のストイック主義は賞賛に値した。
C2 noun /ˈskɔːrpiən fɪʃ/

Scorpion fish

オニカサゴ
Meaning
a type of fish with venomous spines that belongs to the family Scorpaenidae
Example
The scorpion fish has dangerous spines that can inject venom.
オニカサゴは毒を注入できる危険な棘を持っています。
C1 noun /ˈpoʊl.stɑːr/

Polestar

北極星
Meaning
a bright star that appears to stay in the same position in the sky and is used for navigation
Example
Sailors used the polestar to navigate across the ocean.
船乗りはポールスターを使って海を渡った。
B2 noun ˈθrɛʃhəʊld

threshold

閾値, 限界
Meaning
A point of entry or beginning; the magnitude or intensity that must be exceeded for a certain reaction to occur.
Example
Once the threshold for pest population is reached, measures must be taken.
害虫の個体数の閾値に達したら、対策を講じなければならない。
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。
B2 noun /ˈdʒoʊ.kər/

Joker

ジョーカー
Meaning
a playing card with a picture of a jester, used as a wild card; a person who is fond of joking
Example
He used the joker card to complete his winning hand in the poker game.
彼はポーカーの勝ち手を完成させるためにジョーカーを使った。
B2 noun /njuːˈtrɪʃ.ən/

nutrition

栄養
Meaning
The process of providing or obtaining the food necessary for health and growth.
Example
Good nutrition is vital for a healthy life.
良い栄養は健康的な生活にとって重要です。
C1 noun /ˈɡræv.ɪ.tæs/

gravitas

厳粛
Meaning
Dignity, seriousness, or solemnity of manner or speech.
Example
The judge spoke with great gravitas.
裁判官は非常に厳粛に話しました。
C1 adjective /læks/

lax

緩い, だらしない
Meaning
Not strict, severe, or careful; negligent or careless.
Example
The security at the airport was surprisingly lax.
空港のセキュリティは驚くほど緩かった。
C1 adjective /ˈbʊkɪʃ/

Bookish

本好きな; 学問的な
Meaning
studious; scholarly; devoted to reading and studying
Example
She was known for her bookish nature and love of literature.
彼女は本好きな性格と文学への愛で知られていました。
C2 verb /ˌsuːpərˈæn.ju.eɪt/

superannuate

年金付き退職
Meaning
to retire someone with a pension, usually due to age or long service
Example
The company decided to superannuate its senior employees after thirty years of service.
その会社は三十年の勤務後、上級社員を年金付き退職することに決めました。
C1 noun /ˈmelənkəli/

Melancholy

メランコリー; 思索的または優しい悲しみ
Meaning
A feeling of pensive sadness; thoughtful or gentle sadness
Example
A deep melancholy settled over him after reading the old letters.
古い手紙を読んだ後、彼は深いメランコリーに包まれました。
B2 noun /dʒɜːm/

germ

細菌
Meaning
a microscopic organism, especially one that causes disease
Example
Washing your hands helps prevent the spread of germs.
手を洗うことは細菌の広がりを防ぐのに役立ちます。
C2 verb /ˌnɒnˈplʌst/

nonplused

困惑した
Meaning
Past tense of nonplus; surprised and confused.
Example
She was completely nonplused by his sudden decision.
彼女は彼の突然の決断に完全に困惑していました。
B2 verb /ɪˈveɪd/

evade

回避する
Meaning
To escape or avoid something, especially by cleverness or trickery.
Example
He tried to evade the question by changing the subject.
彼は話題を変えることで質問を回避しようとした。
C1 noun /ˈfɔːrˌbɛərz/

forebears

先祖
Meaning
Ancestors or people in previous generations from whom one is descended.
Example
We must honor the traditions of our forebears.
私たちは先祖の伝統を尊重しなければなりません。
C1 noun /ˈkɒb.lər/

Cobbler

靴屋
Meaning
a person who repairs shoes and other leather goods
Example
The cobbler fixed my broken shoes perfectly.
靴屋は私の壊れた靴を完璧に修理しました。
C1 adjective /ˈtæksɪŋ/

taxing

大変
Meaning
Requiring a lot of effort; physically or mentally demanding.
Example
Preparing for the exam was a taxing experience.
試験の準備は大変な経験でした。
A2 noun /niːs/

niece

姪
Meaning
the daughter of one's brother or sister
Example
My niece is studying at the university this year.
私の姪は今年大学で勉強しています。
C1 noun /kənˈveɪəns/

conveyance

輸送
Meaning
The action or process of transporting or carrying someone or something from one place to another.
Example
The conveyance of goods was delayed due to bad weather.
悪天候のため、商品の輸送が遅れました。
C2 adjective /dɪˈrɒɡətɪv/

derogative

侮辱的
Meaning
Expressing a low opinion or showing lack of respect.
Example
He made a derogative remark about her work.
彼は彼女の仕事について侮辱的な発言をした。
C2 adjective /dɪˈkrɛpɪt/

decrepit

老朽
Meaning
worn out or weakened by age or neglect
Example
The decrepit old house was on the verge of collapse.
その老朽化した家は崩壊寸前でした。
C2 noun /ʃəˈɡrɪn/

chagrin

失望
Meaning
Distress or embarrassment at having failed or been humiliated.
Example
She left the room in chagrin after forgetting her lines.
彼女はセリフを忘れた後、失望して部屋を出ました。
C1 noun, verb /tɪndʒ/

tinge

色や味の軽い加え方
Meaning
a slight added color, flavor, or feeling; to add a slight amount of color or quality
Example
Her voice was tinged with sadness.
彼女の声は悲しみでティンジドだった。
C2 adjective /stɛnˈtɔːriən/

stentorian

雷鳴のような
Meaning
Extremely loud and powerful in sound.
Example
The teacher’s stentorian voice quieted the noisy classroom.
教師の雷鳴のような声が騒々しい教室を静めた。
A2 noun ɪnˈvaɪ.rən.mənt

environment

環境
Meaning
The surroundings or conditions in which a person, animal, or plant lives or operates.
Example
Protecting the environment is crucial for future generations.
環境保護は未来の世代にとって重要です。
C1 noun /kənˈtɛndər/

contender

競争者, 立候補者
Meaning
a person or team competing for a title or prize
Example
She is a strong contender for the mayoral position.
彼女は市長職の強力な候補者です。
C2 adjective /ˈfraʊzi/

frowzy

だらしない
Meaning
Unkempt, messy, or having a musty, unpleasant smell.
Example
He entered the room with a frowzy appearance after sleeping on the couch.
彼はソファで寝た後、だらしない外見で部屋に入ってきました。
B1 adjective /ˈmædʒɪkəl/

magical

Meaning
having or producing the charm, beauty, or power of magic
Example
The sunset over the mountains was a magical sight.
B1 noun /rɪst/

Wrist

手首
Meaning
the joint connecting the hand with the forearm
Example
He wore a watch on his wrist.
彼は手首に時計をしていた。
A1 noun /skuːl/

school

学校
Meaning
An institution for educating children; also a group of people sharing the same ideas or discipline.
Example
The children walked to school together.
子供たちは一緒に学校に歩いて行きました。
A1 verb /seɪv/

save

救う, 貯める
Meaning
to rescue from danger; to keep for future use
Example
It's important to save money for emergencies.
緊急時に備えてお金を貯めることは重要です。
C1 verb /ɛmˈbɛzəl/

embezzle

Meaning
to steal or misuse money or property entrusted to one's care
Example
The accountant was arrested for embezzling company funds.
B2 verb /ˈkærəktəraɪz/

characterize

Meaning
to describe or portray the distinctive features or qualities of someone or something
Example
The author characterizes the hero as brave and selfless.
A2 noun /ˈɒbdʒɪkt/

object

物体
Meaning
a thing that can be seen and touched
Example
The table is an object in the room.
テーブルは部屋の中の物体です。
B2 verb /ˈskroʊlɪŋ/

scrolling

スクロール
Meaning
Moving through content on a screen by sliding up or down.
Example
Scrolling through feeds wastes a lot of time.
フィードをスクロールすることで時間が無駄になる。
B2 adverb /ˈɒdli/

oddly

奇妙に
Meaning
in a strange or unusual way; unexpectedly
Example
Oddly, he didn’t seem upset by the bad news.
奇妙に、彼は悪い知らせにも動揺していなかった。
B2 noun /əˈsɛnt/

ascent

Meaning
The act of rising or climbing to a higher position or level.
Example
The climbers began their ascent to the mountain peak at dawn.
B1 noun /ˌek.spləˈneɪ.ʃən/

Explanation

説明; 明確化;
Meaning
a statement or account that makes something clear; clarification of meaning
Example
The teacher gave a detailed explanation of the complex mathematical concept.
教師は複雑な数学的概念の詳細な説明を行った。
C1 adverb /əˈnjuː/

anew

新たに
Meaning
In a new or different way; once more.
Example
After the failure, she decided to start her life anew.
失敗後、彼女は新たに人生を始めることを決意した。
C2 noun /ˌmjuːtəˈbɪləti/

mutablility

変化性（綴り間違い）
Meaning
A misspelled form of 'mutability', meaning the quality of being changeable.
Example
The document contained the misspelled word 'mutablility' instead of 'mutability'.
その文書には 'mutability' の代わりに 'mutablility' の綴り間違いがありました。
B2 noun /ˈswɛər wɜːrd/

swear-word

罵り言葉
Meaning
An offensive or rude word used to express anger or frustration.
Example
He shouted a swear-word when he hit his toe.
彼は足の指を打ったとき、罵り言葉を叫びました。
B2 noun /ˌkɒrəˈleɪʃən/

correlation

相関
Meaning
a mutual relationship or connection between two or more things
Example
Researchers found a strong correlation between diet and heart disease.
研究者たちは、食事と心臓病との間に強い相関関係があることを発見しました。
C1 noun kɒɡˈnɪʃ.ən

cognition

認知
Meaning
The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.
Example
Cognition plays a key role in learning.
認知は学習において重要な役割を果たします。
B1 noun ˈtʃæt.dʒiː.piː.tiː

ChatGPT

言語ベースの人工知能モデル
Meaning
A language-based artificial intelligence model designed for conversational interactions.
Example
ChatGPT helps users generate human-like text efficiently.
ChatGPTはユーザーが効率的に人間のようなテキストを生成するのを助けます。
B2 noun /ˌæk.wɪˈzɪʃ.ən/

Acquisition

獲得, 取得
Meaning
An asset or object bought or obtained, typically by a library or museum.
Example
The company's acquisition strategy boosted growth.
会社の獲得戦略は成長を促進しました。
B1 noun /peɪs/

pace

ペース
Meaning
the speed at which something happens or is done
Example
She walked at a slow pace.
彼女はゆっくりとペースで歩いていました。
B1 noun /kriˈeɪ.ʃənz/

creations

創作物
Meaning
Things that have been created, especially works of art or imaginative works.
Example
His creations astonished the world.
彼の創作物は世界を驚かせた。
C1 noun /ˈɛpɪˌlɔːɡ/

epilogue

エピローグ
Meaning
A section at the end of a book, play, or speech that serves as a conclusion.
Example
The author included an epilogue to explain what happened to the characters later.
著者は登場人物たちのその後について説明するためにエピローグを追加しました。
A1 noun /pɪɡ/

Pig

豚
Meaning
a domestic farm animal with a short curly tail and a flat nose
Example
The farmer fed the pig in the pen.
農場主は豚をペンで育てました。
B1 verb /ˈɒpəreɪt/

operate

操作する
Meaning
to function; to control or manage; to perform surgery
Example
The surgeon will operate on the patient tomorrow.
外科医は明日患者を手術します。
B2 verb /ˈnɒmɪneɪt/

nominate

ノミネートする
Meaning
to propose someone for a position or award
Example
The committee decided to nominate her for the award.
委員会は彼女を賞にノミネートすることに決めました。
C1 verb /prəˈkræs.tɪ.neɪt/

procrastinate

先延ばしする, 延期する
Meaning
To delay or postpone action; to put off doing something, especially out of habitual carelessness or laziness.
Example
He tends to procrastinate when facing difficult tasks.
彼は困難な仕事に直面したとき、先延ばしにしがちです。
C2 noun /ɪmˈprɑːvɪdəns/

improvidence

不注意
Meaning
Lack of foresight or care for future needs.
Example
His improvidence led to financial difficulties.
彼の不注意が彼を財政的な困難に追い込んだ。
B1 noun ɡʊdz

goods

商品
Meaning
Merchandise or possessions; things that are bought and sold.
Example
The company produces high-quality goods for export.
その会社は輸出向けの高品質な商品を生産している。
B2 verb /reɪn/

reign

統治する
Meaning
to rule as a king or queen; to be dominant
Example
The queen reigned for over sixty years.
女王は60年以上統治していました。
B2 verb /əˈkweɪnt/

acquaint

親しくする
Meaning
to make someone familiar with something; to inform or introduce
Example
Please acquaint yourself with the safety guidelines before operating the machine.
機械を操作する前に、安全ガイドラインを確認してください。
C1 adjective /ˈɡleɪʃəl/

glacial

氷または氷河に関連する
Meaning
relating to ice or glaciers; extremely cold or unfriendly
Example
The mountains were covered in glacial ice.
山々は氷河の氷で覆われていました。
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 verb /lætʃ/

latch

ラッチで閉める
Meaning
to fasten or close something with a latch
Example
She latched the door before leaving the house.
彼女は家を出る前にドアをラッチで閉めた。
B1 adjective ɪkˈstriːm

extreme

極端
Meaning
Reaching a high or the highest degree; very great.
Example
Extreme weather patterns disrupt ecosystems.
極端な気象パターンは生態系を乱します。
C1 noun/verb /ˈdiːkɔɪ/

decoy

おとり
Meaning
something or someone used to lure or mislead
Example
The hunters used a wooden duck as a decoy.
狩人たちは木製のカモをデコイとして使った。
C1 adjective ˌæv.ɒ̃ˈɡɑːd

avant-garde

前衛的
Meaning
New and experimental; characterized by departure from or rejection of accepted standards.
Example
Avant-garde designs redefine the dining experience.
アヴァン・ガルドデザインはダイニング体験を再定義します。
C2 adjective /ˈmjuːlɪʃ/

mulish

Meaning
extremely stubborn or unwilling to change
Example
She remained mulish despite all the convincing arguments.
A1 adverb /haʊ/

how

どう
Meaning
in what way or manner; by what means
Example
How do you solve this problem?
この問題をどう解決しますか？
B2 noun əˈʃɔː.rəns

assurance

保証
Meaning
A positive declaration intended to give confidence; a promise.
Example
Assurance of quality is a priority for the council.
品質の保証は委員会の優先事項です。
C2 noun /ˌbeɪˈliː/

bailee

受寄者
Meaning
a person or party who temporarily receives possession of goods or property from another under a legal agreement
Example
The bailee must take reasonable care of the goods while they are in his possession.
受寄者は財産を適切に管理する義務がある。