cynical
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B2 adjective /ˈsɪn.ɪ.kəl/

cynical

皮肉な
Meaning
Believing that people are motivated by self-interest; distrustful of human sincerity or integrity.
Example
She was cynical about the politician's promises.
彼女は政治家の約束に皮肉な態度を取っていた。
B1 noun /ˈkɜːr.ənt/

Current

流れ
Meaning
a body of water or air moving in a definite direction; present time
Example
The river current was too strong for swimming.
川の流れは泳ぐには強すぎました。
B1 verb /kənˈsuːm/

consume

食べる, 飲む, 消費する
Meaning
to eat or drink; to use up; to destroy completely
Example
We consume a lot of water during summer.
私たちは夏にたくさんの水を消費します。
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。
B2 verb /ˈkʌltɪveɪt/

cultivate

栽培する
Meaning
to grow crops or plants; to develop or improve something
Example
Farmers cultivate rice in the paddy fields.
農家は田んぼでお米を育てています。
C2 verb /kəmˈpɔːrt/

comport

振る舞う
Meaning
to behave or conduct oneself in a particular way
Example
She comported herself with grace during the ceremony.
彼女は式典中に優雅に振る舞いました。
B2 noun /ˈkruː.əl.ti/

Cruelty

残酷; 非人道的な扱い; 苦痛を引き起こす行動
Meaning
behavior that causes pain or suffering to others; the quality of being cruel
Example
The documentary exposed the cruelty of factory farming to animals.
ドキュメンタリーは、工場式農業が動物に対して行う残酷さを暴露した。
A2 verb /tʃɑːrdʒ/

charge

請求する/告発する
Meaning
to demand payment; to formally accuse; to rush forward aggressively
Example
The store charges extra for home delivery.
その店はホームデリバリーに追加料金を課します。
C1 noun /krʌˈsteɪʃən/

crustacean

硬い殻を持つ水生動物
Meaning
an aquatic animal with a hard shell, such as crabs, lobsters, and shrimps
Example
Crabs and lobsters are well-known crustaceans.
カニやロブスターはよく知られている甲殻類です。
C2 adjective /ˈklɔɪ.ɪŋ/

cloying

甘ったるい
Meaning
too sweet, rich, or sentimental, making it unpleasant
Example
The dessert was so cloying that I couldn't finish it.
デザートは甘ったるすぎて、私はそれを食べ終えることができませんでした。
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 /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。
A2 noun /ˌkɒnvəˈseɪʃn/

conversation

会話
Meaning
an informal talk between two or more people, in which ideas, feelings, and thoughts are exchanged
Example
We had a long conversation about future plans.
私たちは未来の計画について長い会話をしました。
B1 noun /kənˌsɪdəˈreɪʃən/

consideration

幸福
Meaning
careful thought or attention to something before making a decision
Example
After much consideration, she accepted the job offer.
彼女は賞を受け取ったとき、自分の幸せを隠せなかった。
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。
C2 noun /ˈkreɪniəm/

cranium

頭蓋骨
Meaning
the skull, especially the part enclosing the brain
Example
The archaeologists carefully examined the ancient cranium.
考古学者たちは古代の頭蓋骨を慎重に調べました。
C2 verb /ˈsɜːrkəmskraɪb/

circumscribe

制限する
Meaning
to limit or restrict something within boundaries
Example
The rules circumscribe the powers of the committee.
ルールは委員会の権限を制限します。
C1 verb /ˈkrɒs.briːd/

crossbreed

交配
Meaning
to produce an animal or plant by mating two different breeds, varieties, or species
Example
Farmers crossbreed cows to improve milk production.
農家は牛の乳生産を向上させるために交配します。
C1 verb /siːd/

cede

譲渡する
Meaning
to give up power, territory, or rights to another
Example
The country ceded territory after losing the war.
その国は戦争に負けた後、領土を譲渡した。
B2 noun /kəˈtæstrəfi/

catastrophe

災害
Meaning
A sudden and widespread disaster or misfortune.
Example
The earthquake was a catastrophe for the entire region.
地震は地域全体にとって災害でした。
B2 noun ˌkɒm.prɪˈhɛn.ʃən

comprehension

理解
Meaning
The ability to understand something; understanding or grasp of knowledge.
Example
Reading improves vocabulary and comprehension skills.
読書は語彙力と理解力を向上させます。
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。
B2 noun /kəˈdɛt/

cadet

士官候補生
Meaning
A young trainee in the armed forces, police, or other organization.
Example
The cadet marched proudly in the parade.
士官候補生はパレードで誇らしげに行進した。
B2 adjective + noun kriˈeɪtɪv ɪɡˈzɪbɪts

creative exhibits

創造的な展示
Meaning
Artistic displays or presentations that show originality and imagination.
Example
The creative exhibits highlighted recycling possibilities.
創造的な展示はリサイクルの可能性を強調しました。
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。
C2 noun /kɒzˈmɒɡ.ə.ni/

cosmogony

宇宙生成論
Meaning
the study or theory of the origin of the universe
Example
The book provides an overview of different cosmogonies throughout history.
この本は歴史を通じて異なる宇宙生成論の概説を提供しています。
C1 verb /kənˈsɛptʃuəlaɪz/

conceptualize

概念化する
Meaning
to form an idea or concept of something in your mind
Example
The artist conceptualized a new design for the exhibition.
アーティストは展示のために新しいデザインを構想しました。
B1 verb /kənˈtɪnjuɪŋ/

continuing

続ける
Meaning
to keep doing something without stopping
Example
They are continuing their journey despite the rain.
雨にもかかわらず、彼らは旅を続けています。
B2 noun /ˈkæriər/

carrier

運送業者
Meaning
A person or thing that carries, transports, or conveys something; also an organization that provides transport services.
Example
The airline is the largest carrier in the country.
その航空会社は国で最も大きな運送業者です。
B2 noun /ˈsaɪkloʊn/

cyclone

サイクロン
Meaning
a large-scale air mass that rotates around a strong center of low atmospheric pressure; a violent tropical storm
Example
The cyclone caused severe flooding along the coast.
サイクロンは沿岸地域に深刻な洪水を引き起こした。
B2 adjective /ˈklæsɪfaɪd/

classified

機密の；分類された
Meaning
arranged into categories; officially secret or restricted
Example
The report contains classified information and cannot be shared publicly.
その報告書には機密情報が含まれている。
C2 noun /ˈkætɪˌkɪzəm/

catechism

教義問答
Meaning
A summary of religious principles often in the form of questions and answers; also a set of fixed questions or beliefs.
Example
The priest taught the children the catechism every Sunday.
司祭は毎週日曜日に子供たちにカテキズムを教えました。
C1 adjective /ˌkætəˈklɪzmɪk/

cataclysmic

壊滅的
Meaning
Relating to or denoting a violent natural event or upheaval.
Example
The war had cataclysmic effects on the nation's economy.
戦争は国の経済に壊滅的な影響を与えた。
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。
C1 adjective, noun /ˈsɛlɪbət/

celibate

Meaning
abstaining from marriage and sexual relations; a person who does so
Example
He chose to remain celibate for religious reasons.
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。
A2 noun kɒsts

Costs

コスト
Meaning
An amount that has to be paid or spent to buy or obtain something.
Example
Reducing costs improves profit margins.
コストを削減すると、利益率が向上します。
C2 noun /ˈkɒnsənəns/

consonance

調和, 一致
Meaning
Agreement or harmony among parts; a pleasing combination of sounds in music or words.
Example
The consonance between their ideas made the project successful.
彼らの考えの調和がプロジェクトを成功に導いた。
C2 adjective /ˈklæmərəs/

clamorous

騒々しい
Meaning
making a loud and confused noise; expressing strong demands noisily
Example
The clamorous audience demanded an encore from the band.
騒々しい観客がバンドにアンコールを要求した。
C2 noun /ˈkɒŋ.ɡru.əns/

congruence

整合性
Meaning
Harmony, compatibility and agreement between different elements.
Example
The congruence between their ideas made collaboration easy.
彼らのアイデアの整合性は、協力を容易にしました。
B2 adjective /ˈtʃuːzi/

choosy

選り好み
Meaning
very careful in choosing; selective
Example
She is very choosy about the clothes she wears.
彼女は自分が着る服にとてもこだわりがあります。
B1 noun ˈkɒnsept

concept

概念
Meaning
An abstract idea or general notion
Example
The concept of chasing two rabbits teaches focus.
二匹のウサギを追いかけるという概念は、集中力を教えます。
B1 noun /kræb/

Crab

カニ
Meaning
a crustacean with a broad carapace, stalked eyes, and five pairs of legs, the first pair of which are modified as pincers
Example
The crab scuttled sideways across the sand.
カニは砂の上を横向きに這って行った。
C2 noun /ˈkɒksweɪn/

coxswain

舵手
Meaning
the person in charge of navigating and steering a boat, especially a racing or small boat
Example
The coxswain shouted instructions to the rowing team.
コックスウェインはローイングチームに指示を出した。
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。
B2 adverb /kənˈsɪdərəbli/

Considerably

かなり; 相当
Meaning
to a notably large degree; significantly; substantially
Example
The price has increased considerably over the past year.
昨年、価格はかなり上昇しました。
B2 verb /kənˈsɒl.ɪ.deɪt/

consolidate

統合する
Meaning
To combine things in order to make them more effective or easier to handle.
Example
The company aims to consolidate its market position.
会社は市場の地位を統合することを目指しています。
B1 noun /koʊm/

Comb

櫛
Meaning
a toothed device for arranging or cleaning the hair
Example
She used a comb to style her hair before the party.
彼女はパーティーの前に髪を整えるために櫛を使いました。
C1 noun /ˈkɑr.nɪdʒ/

Carnage

虐殺
Meaning
the killing of a large number of people; widespread slaughter
Example
The battlefield was filled with carnage after the brutal war.
戦場は残虐な戦争の後、血みどろの殺戮で満ちていた。
C2 adjective /ˈtʃɜːrlɪʃ/

churlish

無礼
Meaning
Rude in a mean-spirited and surly way.
Example
It would be churlish to refuse her kind invitation.
彼女の親切な招待を断るのは無礼だろう。
B2 noun ˈkrɪt.ɪ.kəl ˈθɪŋ.kɪŋ

critical thinking

批判的思考
Meaning
The objective analysis and evaluation of an issue in order to form a judgment.
Example
Critical thinking helps in making informed decisions.
批判的思考は情報に基づいた意思決定に役立ちます。
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。
B2 noun /kənˈsɛnt/

consent

同意
Meaning
permission for something to happen or agreement to do something
Example
She gave her consent before the operation.
彼女は手術の前に同意を与えました。
B2 noun /ˈkɑːrɡoʊ/

cargo

貨物
Meaning
goods carried by a ship, plane, or other transport
Example
The ship was loaded with valuable cargo.
船は貴重な貨物で満載でした。
B2 verb, noun /kəˈmjuːt/

commute

通勤
Meaning
Verb: to travel regularly between home and work; Noun: the journey to and from work.
Example
He commutes two hours every day to reach his office.
彼は毎日オフィスに着くために二時間通勤している。
A2 verb /tʃɪər/

cheer

応援する
Meaning
to shout in encouragement or support; to make someone feel happier
Example
The fans cheered loudly when their team scored a goal.
ファンはチームがゴールを決めたとき、大声で応援した。
B1 noun /kəˌmjunɪˈkeɪʃən/

communication

コミュニケーション
Meaning
The act or process of using words, sounds, signs, or behaviors to express or exchange information or to express your ideas, thoughts, feelings, etc.
Example
Effective communication is crucial for any successful project.
効果的なコミュニケーションは、どんな成功したプロジェクトにも不可欠です。
C1 adjective /kənˈdjuː.sɪv/

conducive

有益な
Meaning
Making a certain situation or outcome likely or possible; contributing to or helping to bring about.
Example
A quiet environment is conducive to studying.
静かな環境は勉強に有益です。
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。
A2 verb /kənˈfjuːz/

confuse

混乱させる
Meaning
To make someone unable to think clearly; to bewilder.
Example
The complex instructions confused the students.
複雑な指示が学生を混乱させた。
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。
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。
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。
C2 noun /ˈkæt.kɪn/

Catkin

ネコヤナギ
Meaning
a drooping, often tasseled cluster of small flowers found on willow and birch trees
Example
The willow tree's catkins swayed gently in the spring breeze.
柳の木のネコヤナギが春の風に揺れていた。
B2 verb /kɑːrv/

carve

Meaning
To cut or shape something, especially wood or stone, into a desired form.
Example
The artist carved a beautiful statue out of marble.
C2 noun /ˈkɒd.ɪ.sɪl/

codicil

遺言補遺
Meaning
a legal document that makes changes or additions to an existing will
Example
He added a codicil to his will to include his granddaughter.
彼は自分の遺言に孫娘を含めるためにコディシルを加えました。
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 /kəˈrɪkjələm/

curriculum

カリキュラム
Meaning
The subjects comprising a course of study in a school, college, or university.
Example
The school updated its curriculum to include more digital literacy courses.
学校は、デジタルリテラシーのコースをもっと含めるためにカリキュラムを更新しました。
C2 noun /ˈkær.ə.weɪ siːdz/

Caraway seeds

キャラウェイシード
Meaning
aromatic seeds of the caraway plant used as a spice in cooking and baking
Example
The bread was flavored with caraway seeds.
パンはキャラウェイシードで風味づけされた。
C2 adjective /kənˈfɔːrməbl/

conformable

適合する
Meaning
Capable of being adapted or consistent with something; compliant.
Example
His actions were conformable to the rules of the institution.
彼の行動はその機関の規則に適合していました。
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。
C1 adjective /kənˈtɛmptʃuəs/

contemptuous

軽蔑的, 侮辱的
Meaning
showing or expressing contempt; scornful
Example
She gave him a contemptuous glance.
彼女は彼に軽蔑のまなざしを向けた。
B1 noun /ˈkɒkˌteɪl/

cocktail

カクテル
Meaning
a mixed drink typically containing alcohol and other ingredients.
Example
She ordered a cocktail at the bar.
彼女はバーでカクテルを注文した。
B2 noun kəˌlæbəˈreɪʃən

collaboration

協力
Meaning
The action of working with someone to produce or create something
Example
International collaboration is necessary to fight pollution.
国際的な協力は汚染と戦うために必要です。
C1 noun /ˈkɒnstənsi/

constancy

不変/忠実
Meaning
the quality of being faithful and dependable
Example
Her constancy in friendship is admirable.
彼女の友情での忠実さは賞賛に値します。
C2 adjective /ˈklɛmənt/

clement

温和な / 慈悲深い
Meaning
mild or merciful; describing weather as mild and pleasant
Example
The prisoners hoped for a clement judge.
囚人たちは温和な裁判官を望んでいた。
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。
C2 verb /kəˈdʒoʊl/

cajole

おだてる
Meaning
To persuade someone to do something by flattery or gentle urging.
Example
She managed to cajole her friend into joining the trip.
彼女は友達を旅行に参加させることに成功した。
C1 noun /krəˈvæs/

crevasse

深い亀裂
Meaning
a deep crack in a glacier or the earth’s surface
Example
The climbers carefully crossed the icy crevasse.
登山者たちは慎重に氷の亀裂を越えました。
C2 noun /ˈkʌvi/

covey

小さな鳥の群れ
Meaning
a small group of birds, especially partridges or quails
Example
A covey of quails flew across the field.
コヴィのウズラの群れが畑を飛び越えた。
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 adjective /ˈsel.jə.lər/

Cellular

細胞の
Meaning
relating to cells; consisting of cells; relating to mobile phone technology
Example
Cellular technology has revolutionized communication.
セルラー技術は通信を革新しました。
A2 noun tʃɔɪs

choice

選択
Meaning
An act of selecting or making a decision when faced with two or more possibilities.
Example
Choice enhances decision-making.
選択は意思決定を強化します。
C2 noun /klɛərˈvɔɪəns/

clairvoyance

透視能力
Meaning
the supposed ability to perceive events beyond normal sensory contact; psychic insight
Example
She claimed to have clairvoyance and predicted the future.
彼女は透視能力を持っていると主張し、未来を予知しました。
C2 noun /ˈkeɪsiːn/

Casein

カゼイン
Meaning
the main protein found in milk and cheese, used in food production and supplements
Example
Casein protein powder is popular among athletes for muscle recovery.
カゼインプロテインパウダーは、アスリートにとって筋肉の回復に人気があります。
B1 noun ˌkɒnsənˈtreɪʃən

concentration

集中
Meaning
The action or power of focusing one's attention or mental effort on a particular object or activity
Example
Concentration is key to mastering any skill.
集中はどんなスキルでも習得するための鍵です。
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。
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。
A2 adjective /ˈkreɪzi/

Crazy

クレイジー; 極端に愚か; 何かに非常に熱狂している
Meaning
mentally ill; extremely foolish; wildly enthusiastic about something
Example
That's a crazy idea, but it might just work.
それはクレイジーなアイデアですが、うまくいくかもしれません。
C1 noun /ˌkɒnstəˈneɪʃən/

consternation

動揺
Meaning
A feeling of anxiety, dismay, or confusion, often caused by something unexpected.
Example
The sudden announcement caused widespread consternation among the employees.
突然の発表が従業員の間で広範な動揺を引き起こしました
C2 noun /ˌkɒnvəˈluːʃən/

convolution

コンボリューション、複雑な曲線または構造
Meaning
a twist, coil, or a complex and intricate shape or arrangement
Example
The brain has many convolutions that increase its surface area.
脳には多くのコンボリューションがあり、その表面積を増加させます。
C2 adjective /ˌkrɪp.təˈɡræf.ɪk/

cryptographic

暗号学的
Meaning
Relating to cryptography; involving or using secret codes or ciphers for security.
Example
Banks use cryptographic technology to protect transactions.
銀行は取引を保護するために暗号技術を使用します。
B1 adjective /ˈkeɪ.pə.bəl/

Capable

有能な; 能力のある
Meaning
having the ability, fitness, or quality necessary to do or achieve something; competent
Example
She is capable of handling complex problems.
彼女は複雑な問題を扱う能力があります。
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 /ˈklæpər/

clapper

鐘の中にある金属部品、鐘を打って音を出す
Meaning
The free-swinging metal piece inside a bell that strikes it to produce sound.
Example
The clapper inside the bell was broken.
鐘の中の金属部品は壊れていた。
B1 noun /ˈsiːlɪŋ/

ceiling

天井
Meaning
the upper interior surface of a room
Example
The ceiling of the hall was painted beautifully.
ホールの天井は美しく塗られていました。
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。
C1 noun /ˈkævərn/

cavern

洞窟
Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
探検家たちは山の下にある暗い洞窟に入った。
C2 verb /kənˈtjuːz/

contuse

打撲する
Meaning
to bruise by striking or hitting
Example
He contused his arm when he fell off the bike.
彼は自転車から落ちて腕を打撲しました。
C2 noun /ˈklɔɪstər/

cloister

回廊
Meaning
a covered walk in a convent, monastery, or cathedral, typically with a wall on one side and a colonnade open to a quadrangle on the other.
Example
The monks walked silently through the cloister.
修道士たちは静かに回廊を歩いていた。
B2 adjective /kənˈvɪnsɪŋ/

Convincing

説得力のある; 信頼できる; 説得力のある; 誰かに何かを信じさせることができる
Meaning
believable; credible; persuasive; able to make someone believe something
Example
His convincing argument won over the entire jury.
彼の説得力のある議論は全陪審員を納得させました。
A1 verb /kʊk/

cook

料理する
Meaning
to prepare food by heating; to make food ready to eat
Example
My mother loves to cook traditional dishes.
母は伝統的な料理を作るのが好きです。
C1 noun /ˈkɒndɪmənts/

condiments

調味料やソース
Meaning
Seasonings or sauces used to add flavor to food.
Example
Ketchup and mustard are popular condiments for burgers.
ケチャップとマスタードはハンバーガーによく使われる調味料です。
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 noun /ˈkɒnk.leɪv/

conclave

秘密会議
Meaning
a private meeting, especially a secret or important one
Example
The leaders met in a secret conclave to discuss the strategy.
リーダーたちは戦略を話し合うために秘密のコンクレーブに集まりました。
B2 verb /saɪt/

cite

引用する
Meaning
to quote; to mention as an example or proof
Example
The lawyer cites relevant case law.
弁護士は関連する判例法を引用します。
C1 noun /ˌkɒnfləˈɡreɪʃən/

conflagaration

綴り間違い（'conflagration'の）
Meaning
This is a common misspelling of 'conflagration', which means a large, destructive fire.
Example
The term 'conflagaration' is often incorrectly used instead of 'conflagration'.
'Conflagaration'という言葉は、しばしば'conflagration'の代わりに誤って使われます。
A2 noun /ˈkloʊðɪŋ/

clothing

衣服
Meaning
items worn to cover the body; apparel collectively
Example
Warm clothing is essential in winter.
冬には暖かい衣服が必要です。
C2 noun /ˌkɒntrəpəˈzɪʃən/

contraposition

対比配置
Meaning
the act of placing two things in opposition for contrast or comparison
Example
The contraposition of the two theories highlighted their differences.
二つの理論の対比配置は、彼らの違いを強調した。
C1 adjective /ˈkɒn.ɪ.fər.əs/

coniferous

針葉樹に関連する
Meaning
Relating to cone-bearing trees that usually have needle-like leaves and remain green year-round.
Example
Pine trees are coniferous and grow in colder climates.
松の木は針葉樹で、寒冷な気候で育ちます。
C2 noun /ˈkætɪtʃuː/

Catechu

カテチュー
Meaning
an extract from a tropical Asian plant, used in tanning and dyeing
Example
Catechu extract is commonly used in traditional medicine.
カテチュー抽出物は伝統医学で一般的に使用されます。
C1 verb ˌkəʊ.əˈles

coalesce

統合する
Meaning
Come together and form one mass or whole; unite to form one organization or group.
Example
The different theories coalesced into one unified idea.
異なる理論が一つの統一されたアイデアに統合されました。
B1 noun /ˌsiːiːˈoʊ/

ceo

最高経営責任者
Meaning
The highest-ranking person in a company, responsible for overall management.
Example
The CEO announced a new strategy for the company.
CEOは会社の新しい戦略を発表しました。
B1 noun /ˈkʊkər/

cooker

調理器; 炊飯器
Meaning
a device or appliance used for cooking food; a person or thing that cooks
Example
The rice cooker makes cooking meals much easier.
炊飯器は料理をとても簡単にします。
C1 noun /ˈsɪtrɪk ˈæsɪd/

Citric Acid

クエン酸
Meaning
a natural acid found in citrus fruits, used as a food preservative and flavoring agent
Example
Add a pinch of citric acid to preserve the color of the fruit jam.
果物ジャムの色を保つためにクエン酸をひとつまみ加えてください。
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。
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。
C1 noun /ˈkærɪkətjʊə/

caricature

風刺画
Meaning
A picture or description that exaggerates certain features for comic or satirical effect.
Example
The magazine published a caricature of the politician.
雑誌は政治家の風刺画を発表しました。
B2 noun /ˈkʌmbæk/

comeback

カムバック
Meaning
A return to a former status or success after a period of decline.
Example
The singer made a remarkable comeback after years of silence.
歌手は何年もの沈黙の後、見事なカムバックを果たした。
A2 noun /kæb/

cab

タクシー
Meaning
a taxi or car for hire with a driver
Example
We took a cab to the airport.
空港までタクシーで行きました。
C2 noun /ˌkɒnsæŋˈɡwɪnɪti/

consanguinity

血縁関係
Meaning
The fact of being descended from the same ancestor; blood relationship.
Example
The degree of consanguinity was important in inheritance laws.
相続法では、血縁関係の程度が重要でした。