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A2 noun, verb /tʃɪp/

chip

Meaning
A small piece broken off from something; or to cut or break a small piece from something.
Example
He accidentally chipped the edge of the table.
B2 noun /kəmˈpɑːrt.mənt/

Compartment

車両
Meaning
a separate section or division of a larger space, especially in a train
Example
We found seats in the first-class compartment.
私たちはファーストクラスの車両で席を見つけました。
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。
C1 verb /ˌkɒntrəˈviːn/

contravene

違反する
Meaning
to go against or act in opposition to a law, rule, or agreement
Example
He contravened the safety regulations and was fined.
彼は安全規則に反したため、罰金を科せられました。
B2 verb /kəmˈpoʊz/

compose

作曲する
Meaning
to create music or writing; to make up; to calm oneself
Example
She composes beautiful songs.
彼女は美しい歌を作曲します。
B2 noun /ˌkɒndɛnˈseɪʃən/

condensation

凝縮
Meaning
The process of water vapor changing into liquid; also, the act of making something more concise.
Example
Condensation formed on the windows during the cold night.
寒い夜に窓に凝縮ができた。
A2 adjective, noun /tʃaɪˈniːz/

chinese

中国の
Meaning
relating to China, its people, or its language
Example
We went to a Chinese restaurant last night.
昨晩、私たちは中国のレストランに行きました。
B1 verb /kræk/

crack

幸せ
Meaning
To break or cause to break without complete separation; to make a sharp sound.
Example
The glass cracked when it was dropped on the floor.
彼女は賞を受け取ったとき、幸せを隠すことができませんでした。
C1 noun kəˈmjunəl ˈhɑrməni

communal harmony

地域の調和
Meaning
Peaceful coexistence and cooperation among different groups in a community.
Example
Maintaining communal harmony requires mutual respect and understanding.
地域の調和を維持するには、相互の尊重と理解が必要です。
C1 noun/verb /ˈsaɪ.fər/

cipher

暗号
Meaning
A secret or disguised way of writing; a code; to put a message into secret writing.
Example
Military messages are protected using a cipher.
軍事的なメッセージは暗号を使って保護されます。
A2 verb tʃeɪs

chase

追いかける
Meaning
To pursue in order to catch or overtake; to follow rapidly or eagerly
Example
Don't chase two rabbits at once.
一度に二匹のウサギを追いかけないでください。
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 noun /ˌkoʊəˈlɪʃən/

coalition

連立
Meaning
a temporary alliance of distinct parties, persons, or states for joint action
Example
Several parties formed a coalition to pass the new law.
いくつかの政党が新しい法律を通すために連立を組んだ。
C2 verb /kɒnˈkætəneɪt/

concatenate

連結する
Meaning
To link things together in a series or chain.
Example
The program concatenates two strings into one.
プログラムは二つの文字列を一つに連結します。
B1 noun /ˈkɑn.træst/

Contrast

対比; 違い; 比較
Meaning
the state of being strikingly different from something else; comparison showing differences
Example
The contrast between city life and rural life is quite remarkable.
都市生活と農村生活の対比は非常に顕著です。
C2 noun /ˈsɪɡnət/

cygnet

子供の白鳥
Meaning
a young swan
Example
The cygnet swam closely behind its mother.
シグネットは母親の後ろを泳いでいた。
B2 adjective /ˈtʃeɪn.dʒə.bəl/

Changeable

変わりやすい; 不安定な
Meaning
able to be changed; likely to change frequently
Example
The weather is very changeable in spring.
春は天気が非常に変わりやすいです。
C1 noun /ˈkaʊn.tə.nəns/

countenance

顔つき、表情; 支援
Meaning
a person's face or expression; support or approval
Example
Her cheerful countenance brightened the room.
彼女の明るい顔つきが部屋を明るくした。
C1 adjective /ˈkɔːʃənˌɛri/

cautionary

警告的な
Meaning
serving as a warning; intended to prevent problems or mistakes by giving advice or examples
Example
The report offers a cautionary message about unchecked spending.
その報告書は無計画な支出について警告的なメッセージを示している。
B2 noun kənˌtæm.ɪˈneɪ.ʃən

contamination

汚染
Meaning
The process of making something less pure by exposure to or addition of a poisonous or polluting substance.
Example
Contamination of air leads to health issues.
空気の汚染は健康に問題を引き起こします。
B2 noun /kɔːrd/

chord

和音
Meaning
A group of musical notes played or sung together; also a straight line segment joining two points on a curve.
Example
She strummed a simple chord on the guitar.
彼女はギターでシンプルな和音を弾いた。
B2 noun/adjective /ˈkæpɪtəlɪst/

capitalist

Meaning
a person who supports or believes in capitalism; a wealthy business owner
Example
The capitalist believes in the freedom of the market.
B1 noun kəˈmɪt.mənts

commitments

約束
Meaning
Formal pledges or promises to do something, especially in terms of obligations or agreements.
Example
Global commitments to renewable energy are increasing.
再生可能エネルギーに対する世界的な約束が増加しています。
A2 verb /klɪk/

click

クリックする
Meaning
to press a button on a computer mouse or similar device
Example
She clicked the link to open the website.
彼女はリンクをクリックしてウェブサイトを開きました。
B2 adjective /ˈtʃaɪld.laɪk/

Childlike

子供のような; 無邪気で信頼しやすい; 純粋でシンプル
Meaning
innocent and trusting like a child; having the good qualities of a child; pure and simple
Example
She maintained a childlike wonder about the world around her.
彼女は周りの世界について子供のような驚きを保っていました。
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 /ˈkʌm.pəs/

Compass

コンパス
Meaning
an instrument for finding direction with a magnetic needle pointing to magnetic north
Example
The hiker used a compass to find the right direction.
ハイカーは正しい方向を見つけるためにコンパスを使った。
C2 noun /ˈsaɪ.nəˌʃʊr/

cynosure

皆の注目の的
Meaning
A person or thing that is the center of attention or admiration.
Example
She was the cynosure of all eyes at the party.
彼女はパーティーで皆の注目の的でした。
C1 verb /ˈkætəˌlaɪz/

catalyze

触発する
Meaning
To cause or accelerate a reaction or change.
Example
The new law catalyzed reforms across the sector.
新しい法律は業界全体で改革を促進した。
B2 noun /ˈkænjən/

canyon

峡谷
Meaning
A deep gorge, typically one with a river flowing through it.
Example
The Colorado River carved the Grand Canyon over millions of years.
コロラド川は何百万年もかけてグランドキャニオンを作り上げました。
C1 adjective /kənˈtɪɡ.ju.əs/

contiguous

隣接
Meaning
sharing a common border; touching
Example
The two continguous houses shared a wall.
隣接する2軒の家が壁を共有していました。
C1 noun /ˈkɒnfɪdænt/

confidant

信頼できる友人
Meaning
A person with whom one shares a secret or private matter, trusting them not to repeat it.
Example
She found a true confidant in her childhood friend.
彼女は子供時代の友人の中に本当の信頼できる友人を見つけました。
B2 noun /kəˈlɛstərɒl/

cholesterol

コレステロール
Meaning
a fatty substance found in the blood, high levels of which can cause health problems
Example
High cholesterol can increase the risk of heart disease.
高コレステロールは心臓病のリスクを高める可能性があります。
B2 verb /krʌʃ/

crush

Meaning
to press or squeeze something so hard that it is damaged or destroyed
Example
He accidentally crushed the paper cup in his hand.
B2 verb /kənˈsɜːrv/

conserve

Meaning
to protect something from harm or destruction; to use resources carefully to avoid waste
Example
We must conserve water during the dry season.
C2 noun /ˈkɒrənɛt/

coronet

小さな王冠
Meaning
a small crown, especially one worn by a prince, princess, or noble
Example
She wore a delicate coronet on her head for the ceremony.
彼女は式典のために頭に繊細な小さな王冠をかぶっていました。
B2 verb /kənˈtɛnd/

contend

争う、主張する
Meaning
to strive or compete for something; to assert earnestly
Example
Athletes from around the world contend for the championship.
世界中のアスリートがチャンピオンシップを争っています。
C1 noun /kənˈtɪn.dʒən.si/

contingency

緊急計画
Meaning
A provision for an unforeseen event or circumstance, especially in financial planning.
Example
The company has a contingency plan for economic downturns.
会社は経済的な後退に備えた緊急計画を持っています。
C2 noun /ˈklɪpər/

clipper

バリカン / 19世紀の速い帆船
Meaning
a tool used for cutting, or a fast sailing ship of the 19th century
Example
The barber used clippers to trim his hair.
床屋は髪を切るためにバリカンを使いました。
C1 adjective /ˌkɒndɪˈsɛndɪŋ/

condescending

見下す
Meaning
having or showing an attitude of patronizing superiority
Example
Her condescending tone upset her colleagues.
彼女の見下すような口調は、同僚を怒らせた。
B1 noun /kəʊst/

Coast

海岸
Meaning
the part of the land near the sea; the edge of the land
Example
We drove along the coast to enjoy the view.
私たちは海岸沿いに車を走らせ、景色を楽しみました。
C1 noun koʊˈhisɪv ˈjunɪts

cohesive units

結束した単位
Meaning
Groups or organizations that work together as unified wholes, with members closely bound together.
Example
Early humans formed cohesive units for survival.
初期の人類は生存のために結束した単位を作った。
C2 noun /kəˈliːdʒən/

collegian

大学生
Meaning
a student of a college
Example
The collegians were preparing for the cultural festival.
大学生たちは文化祭の準備をしていました。
C2 adjective /kəˈdævərəs/

cadaverous

死体のような
Meaning
Resembling a corpse; very pale, thin, or bony.
Example
His cadaverous appearance shocked everyone at the party.
彼の死体のような外見はパーティーで皆を驚かせました。
A1 noun /ˈkʌl.ər/

color

色
Meaning
The property possessed by an object of producing different sensations on the eye as a result of the way it reflects or emits light.
Example
Blue is her favorite color.
青は彼女のお気に入りの色です。
C2 adjective /ˈkɒs.ɪ.tɪd/

cosseted

甘やかされた
Meaning
pampered, treated with excessive care and attention
Example
The cosseted child always got what he wanted.
甘やかされた子供は、いつも欲しいものを手に入れていた。
A1 noun /koʊld drɪŋk/

Cold drink

冷たい飲み物
Meaning
A chilled beverage; a refreshing drink served cold
Example
I ordered a cold drink to beat the summer heat.
夏の暑さを乗り切るために冷たい飲み物を注文しました。
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。
A2 noun /ˈkæs.əl/

Castle

城; 宮殿;
Meaning
a large fortified building or set of buildings; a fortress
Example
The medieval castle stood majestically on top of the hill.
中世の城は丘の頂上に堂々と立っていました。
B2 noun /ˌkɒn.tɪˈnjuː.ɪ.ti/

continuity

継続性
Meaning
the state of being continuous or connected; consistency over time
Example
Maintaining continuity in leadership is essential for organizational stability.
リーダーシップにおける継続性の維持は、組織の安定性にとって不可欠です。
C2 adjective /ˌkɒnsæŋˈɡwɪniəs/

consanguineous

血縁の
Meaning
Related by blood; descended from the same ancestor.
Example
The study focused on genetic disorders in consanguineous families.
この研究は血縁のある家族における遺伝的障害に焦点を当てました。
B1 adjective /ˈkʌtɪŋ/

cutting

鋭い
Meaning
sharp or severe, often used to describe remarks or actions
Example
Her cutting remarks made everyone feel uncomfortable.
彼女の鋭いコメントはみんなを不快にさせた。
C1 noun /ˌkɒk.əˈtuː/

Cockatoo

コカトゥ
Meaning
a large parrot with a prominent crest that can be raised or lowered
Example
The white cockatoo raised its beautiful crest.
白いコカトゥは美しい冠羽を上げました。
C2 noun /kɔˈrɪkə soˈbɔrnə/

Corica soborna

カチキの魚
Meaning
a small silvery fish species found in South Asian rivers, commonly used in local cuisine
Example
Corica soborna is a popular ingredient in traditional Bengali fish curry.
コリカ ソボルナは伝統的なベンガル魚カレーの人気の材料です。
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。
B2 adjective /ˈkeər.friː/

Carefree

心配のない; のんきな;
Meaning
free from anxiety or responsibility; lighthearted; worry-free
Example
She lived a carefree life, traveling the world without any worries.
彼女は心配事のない生活を送り、世界を心配なく旅していた。
C2 noun /kəˈræf/

carafe

カラフェ
Meaning
a glass container without handles used for serving drinks like water or wine
Example
The waiter brought a carafe of water to the table.
ウェイターはテーブルに水のカラフェを持ってきた。
C1 noun, verb /ˈkɒmjuːn/

commune

共同体 / 心を通わせる
Meaning
Noun: a group of people living together and sharing possessions; Verb: to share one's thoughts or feelings intimately.
Example
She went to the countryside to commune with nature.
彼女は自然と心を通わせるために田舎に行った。
B1 noun /kɔːr/

core

核
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。
B1 noun /ˈtʃɪl.i ˈpaʊ.dər/

Chilli Powder

チリパウダー
Meaning
a spice made from ground dried chili peppers, used to add heat and flavor to food
Example
Add two teaspoons of chilli powder to make the dish spicier.
料理を辛くするためにチリパウダーを小さじ2杯加えてください。
B1 noun /kəmˈpəʊzə(r)/

composer

作曲家
Meaning
a person who writes music, especially classical music
Example
The composer is working on a new symphony.
作曲家は新しい交響曲に取り組んでいます。
C2 verb /kənˈdʒiːl/

congeal

固まる
Meaning
to become thick or solid, especially from cooling
Example
The soup began to congeal after being left on the table.
スープはテーブルに放置されると固まり始めた。
B1 noun /ˌkjʊr.iˈɑs.ɪ.ti/

Curiosity

好奇心; 異常または興味深い物事
Meaning
a strong desire to know or learn something; an unusual or interesting object or fact
Example
Her curiosity about different cultures led her to travel around the world.
彼女の異文化への好奇心は、彼女を世界中に旅行させました。
C1 noun kəˈrəʊ.ʒən

corrosion

腐食
Meaning
The gradual destruction of materials by chemical or electrochemical reaction, especially of metals by oxidation.
Example
Corrosion in pipes leads to leakage.
パイプ内の腐食は漏れの原因となります。
A2 adjective /ˈsɛntrəl/

central

中央の
Meaning
Situated in the middle; of the greatest importance.
Example
Water is central to human survival.
水は人間の生存にとって中央の役割を果たします。
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。
B2 verb /kənˈsiːd/

concede

Meaning
to admit something is true or valid, often reluctantly
Example
She finally conceded that she was wrong.
C1 adjective /ˈkjuːmjələtɪv/

cumulative

累積的な
Meaning
Increasing gradually by addition; growing in quantity, force, or effect.
Example
The cumulative effect of stress can harm your health.
ストレスの累積的な影響は健康に害を与える可能性があります。
A2 noun /kɔːrs/

course

コース、道または一連の教育レッスン
Meaning
a direction, path, or a set of educational lessons
Example
She enrolled in a computer science course.
彼女はコンピュータサイエンスのコースに登録しました。
C1 adjective /kənˈdʒiːniəl/

congenial

親しみやすい
Meaning
pleasant and friendly because of having similar interests or qualities
Example
They found the café a congenial place to meet and talk.
彼らはそのカフェを、会って話すのに適した親しみやすい場所だと感じました。
C1 noun ˌkɒm.pjʊˈteɪ.ʃən

computation

計算
Meaning
The action of mathematical calculation.
Example
Complex computation is required for AI models.
AIモデルには複雑な計算が必要です。
B2 verb /ˈkɑːŋkər/

conquer

征服する
Meaning
to overcome and take control of; to defeat in war; to master or overcome
Example
The army managed to conquer the enemy territory.
軍隊は敵の領土を征服することに成功しました。
C2 noun /krəˈdjuːlɪti/

credulity

信じやすさ
Meaning
A tendency to be too ready to believe that something is real or true.
Example
The scam succeeded because of the victim's credulity.
詐欺は被害者の信じやすさのおかげで成功した。
C1 noun ˌkʌl.mɪˈneɪ.ʃən

culmination

クルミネーション. 何かの最高潮、特に長い時間を経て達成されたもの。
Meaning
The highest or climactic point of something, especially as attained after a long time.
Example
The project reached its culmination after years of effort.
プロジェクトは長年の努力の末、最高潮に達しました。
B1 noun /ˈtʃæmpiən/

champion

チャンピオン
Meaning
a person who has defeated all rivals in a competition or fight.
Example
She became the champion after winning the final match.
彼女は決勝戦に勝った後、チャンピオンになった。
C1 noun /ˈkaʊntərˌpɔɪnt/

counterpoint

対比点
Meaning
an argument, idea, or theme contrasting with another; also a musical term for independent melody
Example
Her calm attitude was a counterpoint to his anger.
彼女の落ち着いた態度は彼の怒りの対比点だった。
B2 noun /ˈkɑː.bən ˈfʊt.prɪnt/

carbon footprint

カーボンフットプリント
Meaning
The amount of carbon dioxide and other carbon compounds emitted due to the consumption of fossil fuels by a particular person, group, etc.
Example
Reducing carbon footprint is essential for combating climate change.
カーボンフットプリントを減らすことは、気候変動と戦うために重要です。
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。
B1 noun /tʃiːk/

Cheek

頬; 横柄;
Meaning
either side of the face below the eye; impudent or disrespectful behavior
Example
The baby's rosy cheeks showed she was healthy and happy.
赤ちゃんのピンク色のほおが、健康で幸せであることを示していました。
B2 noun; verb /ˈkætəlɒɡ/

catalogue

目録
Meaning
a complete list of items, typically one in alphabetical or systematic order; to make a systematic list of items
Example
The library decided to catalogue all new books digitally.
図書館はすべての新しい本をデジタルで目録化することにした。
A2 noun /ˈkænsər/

cancer

がん
Meaning
A disease in which abnormal cells divide uncontrollably and destroy body tissue.
Example
Smoking is a leading cause of lung cancer.
喫煙は肺がんの主な原因です。
C2 noun /ˌser.əˈbreɪ.ʃən/

cerebration

思考
Meaning
the process of thinking or using the brain actively
Example
The lecture sparked intense cerebration among the students.
その講義は学生たちの間で激しい思考を引き起こした。
C1 noun /kəˈlæm.ɪ.ti/

Calamity

災害; 大惨事
Meaning
an event causing great and often sudden damage or distress; a disaster
Example
The earthquake was a terrible calamity that affected thousands of families.
地震は恐ろしいカラミティで、何千人もの家族に影響を与えました。
C1 noun /ˈtʃaɪ.nə.weər/

China-ware

チャイナウェア
Meaning
dishes, plates, cups, and other tableware made of porcelain or fine ceramic
Example
The expensive china-ware was displayed in the cabinet.
高価なチャイナウェアはキャビネットに展示されていました。
C1 noun /ʃəˈmiːz/

Chemise

シェミーズ
Meaning
a woman's loose-fitting undergarment or dress hanging straight from the shoulders
Example
The vintage chemise was made of delicate lace and silk.
ヴィンテージのシェミーズは、繊細なレースとシルクで作られていました。
B2 verb /ˈkɒnstɪtjuːt/

constitute

構成する
Meaning
To make up, form, or establish something.
Example
These documents constitute the legal agreement between the two parties.
これらの文書は、両者間の法的契約を構成しています。
C1 noun /ˈkæpɪˌlɛri/

capillary

毛細血管
Meaning
a very thin blood vessel that connects arteries and veins
Example
Oxygen passes from the blood into tissues through capillaries.
酸素は血液から組織に毛細血管を通って移動します。
C1 adjective ˈkrɪp.tɪk

cryptic

暗号的, 謎めいた, 不明確な
Meaning
Having a meaning that is mysterious or obscure; difficult to understand.
Example
The message was cryptic and hard to decipher.
そのメッセージは暗号的で解読が難しかった。
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 /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。
C2 verb /ˈtʃeɪ.sən/

chasten

戒める / 征服する
Meaning
to correct or discipline; to humble or subdue
Example
The coach chastened the team after their poor performance.
コーチは彼らの悪いパフォーマンスの後、チームを戒めた。
C1 noun /ˈkɒləmnɪst/

columnist

コラムニスト
Meaning
a journalist who regularly writes articles or opinions for a newspaper or magazine
Example
The columnist wrote an article about climate change.
コラムニストは気候変動に関する記事を書きました。
B1 noun ˈkraɪsɪs

crisis

危機
Meaning
A time of intense difficulty, trouble, or danger.
Example
The financial crisis affected global markets.
金融危機は世界の市場に影響を与えた。
B2 noun /ˈkaʊn.səl.ər/

counselor

カウンセラー
Meaning
a person trained to give guidance on personal, social, or psychological problems
Example
The school counselor helped the student deal with stress.
学校のカウンセラーは学生がストレスに対処する手助けをしました。
C1 verb /ˈkɒnsɪkreɪt/

consecrate

奉献する
Meaning
to make something sacred, usually through a religious ceremony
Example
The church was consecrated by the bishop.
教会は司教によって奉献されました。
A2 noun /ˈkɑr.pɪt/

Carpet

カーペット
Meaning
a floor covering made from thick woven fabric
Example
The Persian carpet in the living room was a family heirloom.
リビングルームのペルシャカーペットは家族の遺産でした。
C2 noun /ʃɪˈkeɪnəri/

chicanery

詐欺
Meaning
The use of trickery or deception to achieve a purpose.
Example
The politician was accused of chicanery to win the election.
その政治家は選挙に勝つために詐欺を使ったとして非難された。
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。
B2 noun /kənˈdʌktər/

conductor

指揮者 / 導体
Meaning
a person who directs a performance or someone who collects fares on public transport; or a material that conducts electricity
Example
The conductor waved his baton to start the orchestra.
指揮者はオーケストラを始めるためにバトンを振りました。
C1 verb /ˈkrɪsən/

christen

洗礼名を付ける
Meaning
to give a name to someone at baptism or to name something officially
Example
They christened the ship after the queen.
彼らは船に女王の名前を付けました。
B2 adjective /ˈklɪn.ɪ.kəl/

clinical

臨床的
Meaning
Related to the observation and treatment of patients rather than theoretical study.
Example
The doctor conducted a clinical examination.
医師は臨床検査を行った。
B1 adjective /ˈkɒn.stənt/

Constant

一定の; 変わらない; 安定した
Meaning
occurring continuously over a period of time; unchanging; steady
Example
The machine runs at a constant speed.
機械は一定の速度で動作します。
C2 noun/verb /ˈkʌdʒ.əl/

cudgel

棒
Meaning
A short, thick stick used as a weapon; to beat with a cudgel.
Example
The guard used a cudgel to chase away the thief.
警備員は棒を使って泥棒を追い払った。
B2 noun /ˈkɒpə/

copper

銅
Meaning
a reddish-brown metal used for electrical wiring, coins, and more
Example
Copper is a good conductor of electricity.
銅は良い電気導体です。
A2 verb ˈselɪbreɪt

celebrate

祝う
Meaning
To acknowledge a significant or happy day or event with a social gathering or enjoyable activity.
Example
Bangladesh celebrates Urban Planning Day on November 8.
日本は11月3日に文化の日を祝います。
B1 noun /kɒp/

cop

警官
Meaning
a police officer (informal)
Example
The cop stopped the car for speeding.
警官はスピード違反で車を止めました。
B2 noun /ˈsɜːr.tən.ti/

Certainty

確実性
Meaning
firm conviction that something is the case; the quality of being reliably true
Example
We can say with certainty that the project will be completed on time.
私たちは確実にそのプロジェクトが時間通りに完了することを言えます。
C2 adjective /ˈkɒndʒʊɡəl/

conjugal

婚姻の
Meaning
relating to marriage or the relationship between husband and wife
Example
They enjoyed a long life of conjugal happiness.
彼らは長い結婚生活を楽しみました。
C1 noun /kənˈsiːt/

conceit

虚栄心
Meaning
excessive pride in oneself; vanity
Example
His conceit made him unpopular among his colleagues.
彼の虚栄心は彼を同僚の中で不人気にした。
B2 noun /kreɪn/

Crane

クレーン
Meaning
a large tall bird with long legs and neck; a machine for lifting heavy objects
Example
The graceful crane stood motionless by the water's edge.
優雅なクレーンは水辺に静止して立っていた。
B2 noun /kənˈspɪrəsi/

conspiracy

陰謀
Meaning
A secret plan by a group to do something unlawful or harmful.
Example
The police uncovered a conspiracy to overthrow the government.
警察は政府を転覆させる陰謀を暴露した。
C2 adjective /ˈsɜːrkəmskraɪbd/

circumscribed

制限された
Meaning
restricted or limited in scope or freedom
Example
Her freedom of choice was circumscribed by social rules.
彼女の選択の自由は社会的なルールによって制限されていた。
C1 adverb /ˈkɔːrdiəli/

Cordially

心から
Meaning
in a warm and friendly manner; sincerely
Example
You are cordially invited to our wedding ceremony.
あなたは私たちの結婚式に心から招待されています。
B1 noun ˈkɒn.fər.əns

conference

会議
Meaning
A formal meeting of people with a shared interest, typically one that takes place over several days.
Example
The climate conference emphasized renewable energy.
気候会議では再生可能エネルギーが強調されました。
B2 noun /kʌb/

Cub

子グマ
Meaning
a young bear, lion, tiger, or other large carnivorous mammal
Example
The bear cub stayed close to its mother for protection.
子グマは保護のために母親の近くにいました。
B2 noun /tʃɔːr/

chore

家事
Meaning
A routine task, especially a household duty.
Example
Washing the dishes is my least favorite chore.
食器を洗うのは私の一番嫌いな家事です。
A2 noun /ˈkɒlɪdʒ/

college

大学
Meaning
An educational institution where students study for degrees or professional qualifications.
Example
She hopes to attend college in the city next year.
彼女は来年、市内の大学に通うことを望んでいます。
B2 adjective ˌkɒn.stɪˈtjuː.ʃən.əl

constitutional

憲法に関する
Meaning
Relating to an established set of principles governing a state; in accordance with a political constitution.
Example
Constitutional reforms ensure fairness in the system.
憲法改革はシステム内で公正を確保します。
C1 verb /ˈkaʊər/

cower

恐怖で縮こまる
Meaning
to crouch down in fear
Example
The child cowered behind the sofa during the thunderstorm.
子供は雷の間、ソファの後ろで恐怖で縮こまっていた。
B2 noun /ˈkænən/

Cannon

大砲
Meaning
large heavy gun that fires cannonballs or shells
Example
The castle was defended by several large cannons.
城は数台の大きなキャノンで守られていた。
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。