collier
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C2 noun /ˈkɒliər/

collier

炭鉱労働者
Meaning
a person who works in coal mines or a ship carrying coal
Example
The collier spent long hours underground extracting coal.
炭鉱労働者は地下で長時間石炭を掘り出していた。
B2 noun /ˈkɒmpɪtəns/

competence

能力
Meaning
the ability to do something successfully or efficiently
Example
Her competence as a manager impressed the board.
マネージャーとしての彼女の能力は、取締役会に感銘を与えました。
C1 noun /ˈkɒndɪmənt/

condiment

調味料/ソース
Meaning
a substance such as salt, mustard, or ketchup that is used to add flavor to food
Example
Ketchup is a popular condiment in many countries.
ケチャップは多くの国で人気の調味料です。
C1 noun/verb /kruːˈseɪd/

crusade

十字軍、激しいキャンペーン
Meaning
a vigorous campaign for a social, political, or religious cause; to fight passionately for a cause
Example
She has been crusading for women's rights all her life.
彼女は一生を女性の権利のために戦っています。
C1 adjective,noun /kənˈtɪn.dʒənt/

contingent

依存する / 代表団
Meaning
dependent on something else; a group of people representing an organization
Example
Attendance is contingent on prior registration. / A contingent of students attended the conference.
出席は事前登録に依存しています。 / 学生の代表団が会議に出席しました。
C1 noun /ʃæˈtoʊ/

chateau

フランスの城
Meaning
a large French country house or castle
Example
They stayed in a beautiful chateau in France.
彼らはフランスの美しい城に泊まりました。
B1 noun /krɒp/

crop

作物
Meaning
plants that are grown and harvested for food or other use
Example
The farmers harvested their rice crop in autumn.
農家は秋に稲作の作物を収穫しました。
B2 noun /ˈkaʊn.tər/

counter

カウンター
Meaning
a flat surface in a shop, bank, or kitchen where transactions or work are done
Example
The cashier stood behind the counter.
レジ係はカウンターの後ろに立っていました。
A1 noun /kaʊ/

Cow

Meaning
a large farm animal kept for milk or meat
Example
The cow produces fresh milk every morning.
牛は毎朝新鮮なミルクを生産します。
C1 adjective /ˈtʃɛkərd/

chequered

チェッカード
Meaning
Having a pattern of squares, or marked by varied and contrasting experiences or periods.
Example
He had a chequered career with both great successes and failures.
彼は大きな成功と失敗を経験したチェッカードなキャリアを持っていた。
B2 noun /ˈkæbɪnət/

Cabinet

キャビネット
Meaning
a piece of furniture with doors and shelves used for storage
Example
The kitchen cabinet is full of dishes and utensils.
キッチンキャビネットは皿と器具でいっぱいです。
C1 noun/adjective /klɛft/

cleft

ひび
Meaning
a split or crack; a space or opening made by cleavage
Example
The goat disappeared into a cleft in the rocks.
ヤギは岩のひびに消えました。
B2 verb /kənˈtæmɪneɪt/

contaminate

Meaning
To make something impure, dirty, or harmful by contact with a poisonous or polluting substance.
Example
The river was contaminated by industrial waste.
C1 noun /kliːˈʃeɪ/

cliche

決まり文句
Meaning
An overused expression or idea that has lost its originality or impact.
Example
The speech was filled with old clichés that failed to inspire the audience.
そのスピーチは古い決まり文句でいっぱいで、聴衆を感動させることができませんでした。
B1 noun /ˈkɛmɪkəl/

chemical

化学物質
Meaning
a substance produced by or used in a chemical process
Example
The factory releases harmful chemicals into the river.
工場は有害な化学物質を川に放出します。
B1 verb /kənˈsʌlt/

consult

相談する
Meaning
To seek advice or information from someone with expertise.
Example
You should consult a doctor before starting the treatment.
治療を始める前に、医師に相談するべきです。
A2 adjective ˈkʌmftəbəl

comfortable

快適
Meaning
Giving a feeling of physical ease and relaxation; free from hardship or unpleasant conditions.
Example
Urban planning aims to make cities more comfortable.
都市計画は都市をより快適にすることを目的としています。
C1 verb /kəˈmɛmɔˌreɪt/

commemorate

記念する
Meaning
To honor and remember someone or something through a ceremony or action.
Example
The statue was built to commemorate the fallen heroes.
その像は、倒れた英雄たちを記念して作られました。
A2 noun /kraɪm/

crime

犯罪
Meaning
An illegal act punishable by law.
Example
The police are investigating the crime.
警察は犯罪を調査しています。
B1 noun /ˈkɒntɪnənt/

continent

大陸
Meaning
one of the large landmasses on Earth such as Asia, Africa, or Europe
Example
Asia is the largest continent in the world.
アジアは世界で最も大きな大陸です。
C1 noun /ˈsɛntrɪˌfjuːdʒ/

centrifuge

遠心分離機
Meaning
A machine that spins substances at high speed to separate different components.
Example
The lab technician used a centrifuge to separate the blood cells from the plasma.
実験室の技術者は、血液細胞を血漿から分離するために遠心分離機を使用しました。
B1 verb /ˈkæptʃər/

capture

キャプチャ
Meaning
to take control of something or someone by force
Example
The soldiers managed to capture the enemy base.
兵士たちは敵の基地を占拠することに成功しました。
B2 verb /kənˈstreɪn/

constrain

制限する
Meaning
to limit or restrict someone or something; to force or compel
Example
The new regulations constrain businesses from polluting the environment.
新しい規制は企業が環境を汚染するのを制限しています。
B2 verb /kəmˈpɛl/

compel

強制する
Meaning
To force or drive someone to do something.
Example
The law compels citizens to pay taxes.
法律は市民に税金を支払うことを強制します。
C2 noun /kənˈfɛsər/

confessor

告白者
Meaning
A person who confesses sins or secrets, especially to a priest.
Example
The confessor listened patiently to the troubled man.
告白者は困っている男性の話を忍耐強く聞いた。
C2 noun /kɒnˌtek.stʃu.ə.laɪˈzeɪ.ʃən/

contextualization

コンテキスト化
Meaning
The process of placing something in its proper context or setting to understand it better.
Example
Contextualization of historical events helps students understand them better.
歴史的な出来事のコンテキスト化は、学生がそれらをよりよく理解するのに役立ちます。
B2 adjective /kəmˈpætəbl/

compatible

互換性のある
Meaning
Able to exist or work together without conflict; harmonious.
Example
This software is compatible with both Windows and Mac systems.
このソフトウェアはWindowsとMacの両方のシステムと互換性があります。
C2 noun /sɛnˈtjʊəriən/

centurion

百人隊長
Meaning
A commander of a unit of one hundred soldiers in the ancient Roman army.
Example
The centurion led his men into battle with courage.
セントゥリオンは勇気を持って戦いに臨んだ。
C1 noun /ˈkælkjʊləs/

calculus

微積分
Meaning
A branch of mathematics concerned with rates of change and accumulation; also a hard mineral deposit in the body such as on teeth.
Example
Calculus is essential for advanced studies in physics and engineering.
微積分は物理学と工学の高度な研究に不可欠です。
C1 noun /kjʊˈreɪtər/

curator

キュレーター
Meaning
a person who is responsible for the care and management of a museum, gallery, or collection
Example
The curator organized a new exhibition of ancient artifacts.
キュレーターは新しい古代の遺物の展示を組織しました。
B1 noun /tʃɑːrt/

chart

チャート
Meaning
a sheet of information in the form of a table, graph, or diagram
Example
The teacher used a chart to explain the statistics.
教師は統計を説明するためにチャートを使用しました。
B2 noun /kroʊ/

Crow

カラス
Meaning
a large black bird known for its intelligence and harsh call
Example
The crow cawed loudly from the tree branch.
カラスは木の枝から大きな声で鳴きました。
A2 noun /kənˈtrəʊl/

control

コントロール
Meaning
The power to influence or direct people's behavior or the course of events.
Example
Proper control measures are necessary.
適切なコントロール手段が必要です。
C1 noun /ˈsɪ.nɪk/

Cynic

皮肉屋; 疑い深い人
Meaning
a person who believes that people are motivated purely by self-interest; someone who is skeptical about human nature
Example
The old cynic believed that politicians only cared about getting votes.
その古い皮肉屋は政治家がただ票を得ることにしか関心がないと信じていた。
C1 adjective /klæd/

clad

服を着た / 覆われた
Meaning
dressed or covered in a particular way
Example
The knight was clad in shining armor.
騎士は輝く鎧を着ていた。
B1 noun ˈklaɪ.mət tʃeɪndʒ

climate change

気候変動
Meaning
A change in global or regional climate patterns, attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
Example
Climate change is causing more natural disasters.
気候変動は、より多くの自然災害を引き起こしています。
B1 noun /ˈsɛntɪˌmiːtər/

centimeter

センチメートル
Meaning
A metric unit of length equal to one hundredth of a meter.
Example
The table is 120 centimeters long.
テーブルは120センチメートルの長さです。
B2 adjective /kəmˈpæʃənət/

Compassionate

思いやりのある; 哀れみ深い
Meaning
feeling or showing sympathy and concern for others who are suffering
Example
The compassionate nurse took extra time to comfort the worried patients.
思いやりのある看護師は、心配している患者を慰めるために追加の時間を取った。
C2 noun kəmˈpʌŋk.ʃən

compunction

後悔
Meaning
A feeling of guilt or moral scruple that prevents or follows the doing of something bad.
Example
He felt compunction after lying to his friend.
彼は友達に嘘をついた後、後悔の念を感じました。
A2 noun /ˈklæsˌruːm/

classroom

教室
Meaning
A room in which classes are held in a school or college.
Example
The teacher entered the classroom and greeted the students.
先生は教室に入って、生徒たちに挨拶しました。
C1 noun /kənˈsɜːvəˌtɪzəm/

conservatism

保守主義
Meaning
A political or social philosophy promoting traditional institutions and resistance to change.
Example
Conservatism values tradition and gradual development.
保守主義は伝統と徐々に進行する発展を重視します。
B2 adverb /ˈkæʒ.u.ə.li/

Casually

カジュアルに; リラックスして非公式に
Meaning
in a relaxed and informal way; without much thought or preparation
Example
He casually mentioned that he was leaving.
彼はカジュアルに出発することを言った。
B2 noun /ˈkɒn.trɪ.bjʊ.tər/

contributor

貢献者
Meaning
a person who gives something to help achieve a result
Example
He was a regular contributor to the local newspaper.
彼は地元の新聞の定期的な貢献者でした。
B1 noun /kæˈʃɪər/

Cashier

キャッシャー
Meaning
a person who handles payments and transactions in a store or bank
Example
The cashier scanned all the items and calculated the total bill.
キャッシャーはすべての商品をスキャンし、合計金額を計算しました。
B1 noun /kəˈnuː/

Canoe

カヌー
Meaning
a narrow boat pointed at both ends and moved with a paddle
Example
They paddled their canoe down the peaceful stream.
彼らは穏やかな小川をカヌーで漕いだ。
C1 verb ˌsɝː.kəmˈvent

circumvent

巧妙に回避する、または障害や規則を回り道する方法を見つける
Meaning
To cleverly avoid or find a way around obstacles or rules.
Example
He tried to circumvent the security system.
彼はセキュリティシステムを回避しようとした。
B2 adjective /kəmˈpɛlɪŋ/

compelling

魅力的な
Meaning
Evoking interest, attention, or admiration in a powerful way.
Example
She gave a compelling speech about climate change.
彼女は気候変動について魅力的なスピーチをしました。
B1 noun /kɔːr/

core

Meaning
the central or most important part of something
Example
Honesty is at the core of their values.
正直は彼らの価値観の核です。
A2 noun,verb /kɔːrt/

court

裁判所または注目や好意を求める場所
Meaning
a place where legal cases are heard or to seek favor or attention
Example
He courted the judge with respect.
彼は裁判官に敬意を示して求婚した。
C1 adjective /kənˈkluː.sɪv/

Conclusive

決定的な; 最終的な; 問題を完全に解決する
Meaning
final; decisive; settling a matter completely
Example
The evidence was conclusive and left no room for doubt.
その証拠は決定的であり、疑う余地を残さなかった。
C2 noun /ˌkʌl.pəˈbɪl.ɪ.ti/

culpability

有罪
Meaning
responsibility for a fault or wrong; blameworthiness
Example
The jury considered his level of culpability in the crime.
陪審員はその犯罪における彼の有罪の程度を考慮しました。
B2 verb /kɜːrb/

curb

抑制する / 制御する
Meaning
to restrain, control, or limit something
Example
The government took steps to curb inflation.
政府はインフレを抑制するために措置を取った。
B2 noun /kəˈmændər/

Commander

司令官
Meaning
a person in authority over a military unit; leader of armed forces
Example
The commander ordered his troops to advance.
司令官は部隊に前進するよう命じました。
B2 noun /kənˈkʌʃən/

concussion

脳震盪
Meaning
A temporary unconsciousness or shock caused by a blow to the head.
Example
He suffered a concussion after falling from the bike.
彼は自転車から落ちた後、脳震盪を受けました。
C1 noun /ˈtʃʌk.əl/

Chuckle

軽い笑い
Meaning
a quiet or suppressed laugh; to laugh quietly or with amusement
Example
He gave a soft chuckle when he heard the funny joke.
彼は面白いジョークを聞いて軽くクスクス笑った。
C1 noun /kɔːrs flaʊər/

Course flour

粗挽き小麦粉
Meaning
coarsely ground flour with larger particles, typically used for baking bread
Example
She used course flour to make homemade bread with a rustic texture.
彼女は手作りのパンを作るために、素朴な質感を持つコースフラワーを使用しました。
B1 noun /ˈkɔːrɪdɔːr/

corridor

部屋に通じる長い通路
Meaning
a long passage in a building from which doors lead into rooms
Example
The students waited quietly in the corridor.
生徒たちは廊下で静かに待っていた。
B2 noun /kraɪˈtɪəriən/

criterion

基準
Meaning
A standard or rule used to make a judgment or decision.
Example
Honesty is an important criterion for this job.
誠実はこの仕事にとって重要な基準です。
C2 noun /ˈkælvɪnɪzəm/

calvinism

カルヴァン主義
Meaning
A Protestant theological system based on John Calvin’s teachings, emphasizing predestination and the sovereignty of God.
Example
Calvinism played a major role in shaping Protestant theology.
カルヴァン主義はプロテスタント神学の形成に重要な役割を果たした。
C1 verb /kənˈvɜːrdʒ/

converge

合流する
Meaning
to come together from different directions; to meet at a point
Example
The roads converge at the city center.
道路は市の中心で合流します。
C2 noun /kənˌdʒiː.niˈæl.ə.t̬i/

congeniality

親しみやすさ
Meaning
The quality of being pleasant, friendly, and easy to talk to.
Example
His congeniality makes him popular among friends.
彼の親しみやすさは、彼を友人の中で人気者にしています。
C1 adjective ˈkʌm.bə.səm

cumbersome

重い、扱いにくい、運ぶのが難しい
Meaning
Heavy, unwieldy, difficult to handle or carry.
Example
The cumbersome luggage slowed him down.
重い荷物が彼を遅くした。
C1 verb /tʃaɪd/

chide

叱る
Meaning
to scold or rebuke; to express disapproval
Example
The teacher chided the student for being late.
先生は遅刻した生徒を叱りました。
A2 adverb /kəmˈpliːtli/

completely

完全に
Meaning
totally; in every way possible
Example
The room was completely silent.
部屋は完全に静かでした。
A2 noun /ˈkʌp.bɔːrd/

Cupboard

食器棚
Meaning
a piece of furniture with doors and shelves for storing dishes, food, or clothes
Example
She stored all the plates and bowls in the kitchen cupboard.
彼女はすべての皿とボウルをキッチンのカップボードにしまいました。
B2 preposition /kənˈsɜːnɪŋ/

concerning

関する
Meaning
about or relating to something; causing worry or anxiety
Example
There are some reports concerning the new project.
新しいプロジェクトに関する報告があります。
B2 adjective ˌkɑː.bən ˈnjuː.trəl

carbon-neutral

カーボンニュートラル
Meaning
Having a balance between emitting carbon and absorbing carbon from the atmosphere; not adding to overall carbon emissions.
Example
The company aims to be carbon-neutral by 2030.
この会社は2030年までにカーボンニュートラルを達成することを目指しています。
C2 adjective /kəmˈpleɪzənt/

complaisant

過度に従順
Meaning
willing to please others or to accept what they do or say without protest
Example
He was too complaisant to refuse their demands.
彼は彼らの要求を断るにはあまりにも従順すぎた。
B2 noun /ˈkɒm.pɒ.stɪŋ/

composting

堆肥化
Meaning
The process of recycling organic waste into fertile fertilizer.
Example
Composting reduces waste and enhances soil fertility.
コンポスティングは廃棄物を減らし、土壌の肥沃度を高めます。
B2 noun /kənˈvɜː.ʃən/

Conversion

コンバージョン, 変化, 変換
Meaning
The process of changing or causing something to change from one form to another.
Example
High website conversion rates indicate effective marketing.
ウェブサイトのコンバージョン率の高さは、効果的なマーケティングを示しています。
B2 noun /ˈkʌs.tə.mər rɪˈten.ʃən/

Customer Retention

顧客維持
Meaning
The ability of a company or product to retain its customers over some specified period.
Example
High customer retention increases business sustainability.
高い顧客維持率は、ビジネスの持続可能性を高めます。
B1 adjective kənˈsɪs.tənt

consistent

一貫した
Meaning
Acting or done in the same way over time, especially so as to be fair or accurate.
Example
Consistent performance leads to success.
一貫したパフォーマンスは成功へと導きます。
B2 noun /kleɪ/

clay

粘土
Meaning
a natural material made of fine earth that becomes hard when baked, used for making pottery
Example
The artist molded the wet clay into a beautiful vase.
アーティストは湿った粘土を使って美しい花瓶を作りました。
C1 noun /ˌkɑːr.diˈɒl.ə.dʒɪst/

cardiologist

心臓専門医
Meaning
A doctor specializing in diagnosing and treating heart diseases.
Example
She made an appointment with a cardiologist for her chest pain.
彼女は胸の痛みのために心臓専門医に予約を取りました。
A1 noun /ˈkʌl.ər/

Colour

Meaning
the property possessed by an object of producing different sensations on the eye as a result of the way it reflects light; hue, tint, shade
Example
What is your favorite colour for painting the bedroom walls?
寝室の壁を塗るためのお気に入りの色は何ですか?
C1 noun /ˈʃɪvəlri/

chivalry

騎士道
Meaning
The medieval knightly system with its moral, social, and religious code; courteous behavior, especially toward women.
Example
The knight lived by the code of chivalry.
騎士は騎士道の規範に従って生きていました。
B1 verb /ˈkɒntrækt/

contract

契約する
Meaning
to make smaller; to enter into a formal agreement
Example
The company will contract a new supplier for materials.
会社は新しい供給者と契約を結ぶでしょう。
A1 noun/verb /ˈkʊkɪŋ/

cooking

料理
Meaning
the process of preparing food by heating it
Example
Cooking is one of my favorite hobbies.
料理は私の好きな趣味の一つです。
C1 noun /ˌkɒŋɡrɪˈɡeɪʃən/

congregation

集会
Meaning
a group of people assembled for religious worship or a common purpose
Example
The congregation gathered to hear the sermon.
集会は説教を聞くために集まりました。
C1 noun /klaʊt/

clout

影響力
Meaning
influence or power, especially in politics or business
Example
The businessman has a lot of political clout.
そのビジネスマンは政治的な影響力を持っています。
A2 verb /kəmˈper/

compare

比較する
Meaning
to examine similarities and differences between things
Example
I will compare these two products before buying.
私は購入前にこれらの2つの製品を比較します。
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。
A2 adjective /kənˈsɜːnd/

concerned

心配な
Meaning
worried or anxious about something; involved or interested in something
Example
She was concerned about her mother's health.
彼女は母親の健康について心配していた。
C1 noun /ˈkæn.ɪ.bəl/

Cannibal

人食い
Meaning
a person who eats the flesh of other human beings
Example
The explorer's journal described rumors of cannibals living on the remote island.
探検家の日記には、遠くの島で人食いが生きているという噂が書かれていました。
A1 noun /keɪk/

Cake

ケーキ
Meaning
a sweet baked dessert made from flour, sugar, and other ingredients
Example
They ordered a chocolate cake for the birthday party.
彼らは誕生日パーティーのためにチョコレートケーキを注文しました。
C2 noun /ˈkæθoʊd/

cathode

陰極
Meaning
The negative electrode in a device such as a battery or tube, where electrons enter.
Example
The cathode emits electrons in the tube.
カソードはチューブ内で電子を放出します。
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。
C2 noun /ˈtʃaɪ.nə roʊz/

China-rose

ハイビスカス
Meaning
a tropical flowering plant with large, showy flowers in various colors
Example
The bright red China-rose flowers decorated the entrance of the house.
鮮やかな赤いハイビスカスの花が家の入口を飾った。
B2 verb /kriːp/

creep

這う
Meaning
to move slowly and quietly; to make someone feel uncomfortable
Example
She crept quietly up the stairs to avoid waking anyone.
彼女は誰も起こさないように静かに階段を上がった。
A2 noun; verb /tʃæt/

chat

おしゃべり
Meaning
an informal conversation; to talk in a friendly, informal way
Example
We had a long chat after dinner.
夕食の後で長いおしゃべりをしました。
C1 verb /ˈkænvəs/

canvass

投票を求める
Meaning
to solicit votes or opinions; to examine thoroughly; to discuss in detail
Example
They will canvass the neighborhood for votes.
彼らは投票のために近隣を回るでしょう。
C1 noun/verb /kroʊˈʃeɪ/

crochet

Meaning
Needlework made by interlocking loops of thread with a hooked needle; the act of making such items.
Example
She learned how to crochet a scarf for winter.
C2 verb /kəˈmɪz.ə.reɪt/

commiserate

他人の不幸に同情すること
Meaning
To express sympathy or compassion for someone's misfortune.
Example
She called her friend to commiserate after his loss.
彼女は彼の損失に共感するために友人に電話をかけた。
C2 verb /ˈkænənaɪz/

canonize

Meaning
To officially declare a dead person a saint; to regard as great or significant.
Example
The church canonized the martyr after years of investigation.
C2 adjective /kəˈpeɪ.ʃəs/

Capacious

広々とした; 大きい; 広い;
Meaning
having a lot of space inside; roomy and spacious
Example
The capacious hall can accommodate five hundred people.
広々としたホールは五百人を収容できます。
A1 noun /ˈkrɪsməs/

christmas

クリスマス
Meaning
an annual festival celebrating the birth of Jesus Christ, observed on December 25
Example
Families gather to celebrate Christmas with joy and love.
家族は喜びと愛を持ってクリスマスを祝うために集まります。
B1 noun /ˈkæbɪn/

cabin

キャビン
Meaning
a small shelter or house, often made of wood in a remote area
Example
They spent the weekend in a cozy cabin in the mountains.
彼らは山中の快適なキャビンで週末を過ごしました。
C2 adjective /kænˈtæŋ.kər.əs/

cantankerous

気難しい
Meaning
Bad-tempered, argumentative, and uncooperative.
Example
The cantankerous old man complained about everything.
その気難しい老人は何にでも不満を言った。
B1 noun /tʃɪl/

Chill

寒さ; 恐れや不安の感情; リラックスする
Meaning
an unpleasant feeling of coldness; a feeling of fear or anxiety; to relax
Example
There was a chill in the air as autumn approached.
秋が近づくにつれて、空気の中に寒さを感じた。
B2 noun ˈkɔːrəl ˈriːfs

Coral Reefs

サンゴ礁
Meaning
Underwater structures made from calcium carbonate secreted by corals, forming diverse marine ecosystems.
Example
Saint Martin's Island is known for its coral reefs.
セント・マーチン島はそのサンゴ礁で知られています。
C2 noun /ˈkjʊriˌoʊ/

curio

珍しい物
Meaning
a small unusual or interesting object, often collected for its rarity
Example
She bought a curio from the antique shop.
彼女は骨董店で珍しい物を買いました。
C1 noun /ˈkɔːkəs/

caucus

政治的集会
Meaning
A meeting of members of a political party to select candidates or decide policy.
Example
The party held a caucus to nominate their candidate for president.
党は大統領候補者を指名するために集会を開いた。
B2 noun /kɔːrd/

cord

ひも
Meaning
a long, thin, flexible string or rope
Example
He tied the package with a strong cord.
彼は強いひもで荷物を結びました。
C2 noun /ˈkɔːfər/

coffer

金庫
Meaning
A strongbox or small chest for holding valuables, often used metaphorically for funds or financial reserves.
Example
The city's coffers were drained after the costly project.
高額なプロジェクトの後、都市の金庫は空になりました。
C1 noun /kənˈsɜːvəˌtɔːri/

conservatory

温室 / 音楽と芸術の学校
Meaning
A greenhouse for growing plants or a school for music and the arts.
Example
They grew exotic plants in the conservatory.
彼らは温室でエキゾチックな植物を育てていました。
C1 verb /ˈkælɪˌbreɪt/

calibrate

Meaning
To adjust or mark something so it can be used accurately; to standardize.
Example
The technician calibrated the machine before starting the experiment.
B2 noun /ˈkɒpɪraɪt/

copyright

著作権
Meaning
the legal right of the creator of a work to control its use and distribution
Example
She holds the copyright for the book.
彼女はその本の著作権を持っています。
C1 noun kənˈfɔː.mə.ti

conformity

順応、適合、従順
Meaning
Compliance with standards, rules, or laws. Behavior in accordance with socially accepted conventions.
Example
Strict conformity to the rules ensures order in society.
規則の厳格な順守は社会の秩序を保証します。
A2 noun /ˈkɒnsət/

concert

コンサート
Meaning
A musical performance given by one or more singers or musicians.
Example
We went to a concert last night and enjoyed the live music.
私たちは昨晩コンサートに行き、ライブ音楽を楽しみました。
C2 noun /ˈkrɪsəndəm/

christendom

キリスト教界
Meaning
the worldwide body or community of Christians
Example
The news spread quickly across Christendom.
そのニュースはキリスト教界全体に素早く広まりました。
B1 noun /kəʊˌɒp.ərˈeɪ.ʃən/

cooperation

協力
Meaning
The process of working together to the same end.
Example
Cooperation ensures effective problem-solving.
協力は効果的な問題解決を確保します。
C1 verb/noun /ˈkrɒn.ɪ.kəl/

chronicle

出来事を発生した順番で記録する
Meaning
To record events in the order in which they happened; a written record of historical events.
Example
She decided to chronicle her journey through a blog.
彼女はブログを通じて彼女の旅を記録することに決めました。
B1 verb /kleɪm/

claim

主張する
Meaning
to assert ownership; to state as fact
Example
He claims to be the rightful owner.
彼は自分が正当な所有者だと主張しています。
B2 noun ˈkɔːʃən

caution

注意
Meaning
Care taken to avoid danger or mistakes; a warning or piece of advice.
Example
Researchers issued a caution regarding unsustainable fishing.
研究者たちは持続不可能な漁業について警告を出しました。
C1 noun /kɑːɡ/

cog

車輪や歯車の歯
Meaning
A tooth on the rim of a wheel or gear; metaphorically, a minor but necessary part of a larger system.
Example
He felt like just a small cog in a big machine.
彼は大きな機械の中で小さな歯車のように感じていた。
C1 adjective, noun /ˈkɔːrpərəl/

corporal

伍長
Meaning
relating to the body; a low-ranking officer in the military
Example
He suffered a corporal punishment for his mistake.
彼はミスのために体罰を受けました。
C1 verb /kəˈluːd/

collude

共謀する
Meaning
To secretly cooperate or conspire with others, often for a deceitful purpose.
Example
The two companies colluded to fix prices in the market.
2社は市場で価格を決定するために共謀しました。
C1 adjective /ˌkævəˈlɪər/

cavalier

無頓着
Meaning
showing a lack of proper concern; dismissive or offhand
Example
He had a cavalier attitude toward safety regulations.
彼は安全規制に対して無頓着な態度を持っていた。
C1 noun ˈkɒnfluəns

confluence

合流
Meaning
An act or process of merging.
Example
The confluence of ideas from different cultures created a rich discussion.
異なる文化からのアイデアの合流は、豊かな議論を生み出しました。
B2 noun /kəˈlɪʒ.ən/

Collision

衝突; ぶつかり合い
Meaning
an instance of one moving object hitting violently against another; a conflict of opposing ideas or interests
Example
The collision between two cars caused a major traffic jam.
二台の車の衝突で大きな渋滞が発生しました。
B2 adverb /ˈkrɪtɪkli/

critically

重大に
Meaning
in a way that expresses disapproval or a very serious, important way
Example
He was critically injured in the accident.
彼は事故で重傷を負った。