recreant
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C2 adjective /ˈrɛkriənt/

recreant

臆病な, 裏切り者
Meaning
cowardly or unfaithful to duty
Example
The recreant soldier abandoned his post in fear.
その臆病な兵士は恐怖で自分のポストを放棄した。
C2 adjective /rɪˈdaʊ.tə.bəl/

redoubtable

恐ろしい/尊敬すべき
Meaning
formidable, especially as an opponent; inspiring fear or respect
Example
She was a redoubtable leader who commanded respect from all.
彼女は全員から尊敬を集める恐ろしいリーダーだった。
C2 noun /ˈbɑːr.bər/

Barbar

理髪師
Meaning
a person whose job is to cut men's hair and shave or trim beards
Example
The barber gave him a perfect haircut for his wedding.
理髪師は彼の結婚式のために完璧なヘアカットをしました。
C2 noun /ˌpriːɪɡˈzɪstəns/

preexistence

前存在
Meaning
the state of existing before something else
Example
Philosophers often debated the preexistence of the soul.
哲学者たちは魂の前存在についてよく議論していました。
C2 noun /prəˈpɪŋkwɪti/

propinquity

近接
Meaning
the state of being close to someone or something; proximity
Example
The propinquity of their houses made them close friends.
彼らの家の近接は、彼らを親しい友人にした。
C2 noun /ɪˈskʌtʃən/

escutcheon

家族の紋章が描かれた盾
Meaning
a shield or emblem bearing a coat of arms
Example
The family crest was displayed on the escutcheon above the fireplace.
家族の紋章は暖炉の上の盾に展示されていた。
C2 adjective, noun /ˈɡreɪtɪŋ/

grating

耳障りな音 / 金属の格子
Meaning
Harsh and unpleasant to the senses, especially sound; a framework of bars covering an opening.
Example
The teacher's grating voice made it hard to concentrate.
先生の耳障りな声で集中するのが難しかった。
C2 noun /eɪˈklɑː/

eclat

大成功
Meaning
Brilliant success, acclaim, or great public approval.
Example
The artist's debut performance was met with great éclat.
アーティストの初めてのパフォーマンスは大成功を収めました。
C2 noun /ˈræp.aɪn/

rapine

略奪
Meaning
the violent seizure of someone's property
Example
The war was marked by rapine and destruction.
戦争は略奪と破壊で特徴づけられていた。
C2 noun /prɪˈhɛnʃən/

prehension

つかむ動作; 何かをつかむ能力
Meaning
the act of grasping or seizing; the ability to take hold of something
Example
Therapists assessed the patient's prehension during hand therapy.
セラピストは手の治療中に患者のつかむ能力を評価しました。
C2 verb /ʧeɪf/

chafe

Meaning
To make or become sore by rubbing; to feel irritation or impatience.
Example
The tight shoes began to chafe his heels.
C2 noun /ˈθiːɪzəm/

theism

神義論
Meaning
Belief in the existence of a god or gods, especially a creator who intervenes in the universe.
Example
Theism is central to many world religions.
神義論は多くの世界の宗教において中心的な存在です。
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。
C2 noun /ˈdrækmə/

drachma

ドラクマ
Meaning
The basic monetary unit of Greece before the adoption of the euro.
Example
The old coin collection included a silver drachma.
古いコインのコレクションには銀のドラクマが含まれていました。
C2 noun /ˌmɪstɪfɪˈkeɪʃən/

mystification

困惑, 神秘化
Meaning
the act of making something unclear or confusing; a state of being puzzled or bewildered
Example
The audience watched in mystification as the magician performed his tricks.
観客はマジシャンが手品を披露する間、困惑して見ていた。
C2 noun /ˈɑːrtɪfɪs/

artifice

策略
Meaning
clever or cunning devices or tricks used to deceive others
Example
The politician's charm was nothing but artifice.
その政治家の魅力は単なる策略にすぎなかった。
C2 noun /ˈdʒɛtsəm/

jetsam

船から投げ捨てられ、岸に打ち寄せられた不要な物や品物
Meaning
Unwanted material or goods thrown overboard from a ship and washed ashore.
Example
The beach was littered with jetsam after the storm.
嵐の後、ビーチにはジェットサムが散乱していました。
C2 noun /məˈdɒn.ə/

madonna

マドンナ (聖母マリア)
Meaning
An artistic representation of the Virgin Mary; also used as a respectful form of address for a woman in Italian culture.
Example
The Renaissance painting depicts a Madonna holding child Jesus.
ルネサンスの絵画は、イエスの子供を抱いているマドンナを描いています。
C2 verb /trəˈdjuːs/

traduce

中傷する
Meaning
To speak badly of someone or tell lies to damage their reputation.
Example
He was furious when he found out that his rivals had traduced him.
彼は自分のライバルが彼を中傷したことを知って怒っていた。
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。
C2 adjective /prəˈpʌlsɪv/

propulsive

推進的
Meaning
Having the power to drive or push something forward.
Example
The propulsive force of the rocket lifted it off the ground.
ロケットの推進力はそれを地面から持ち上げました。
C2 verb /əˈkɒst/

accost

強引に話しかける
Meaning
to approach and speak to someone boldly or aggressively
Example
The reporter was accosted by protesters outside the courthouse.
報道陣は裁判所の外で抗議者にアコストされた。
C2 noun /rɪˈfræk.tər/

refractor

屈折望遠鏡
Meaning
A type of telescope that uses lenses to focus light.
Example
Refractor telescopes use lenses to focus light.
屈折望遠鏡は光を集中させるためにレンズを使用します。
C2 noun /ˈveɪɡəri/

vagary

予測できない変化
Meaning
An unexpected and inexplicable change in a situation or someone's behavior.
Example
The vagaries of the weather made planning difficult.
天気の不規則な変化で計画が難しくなった。
C2 adjective /ˈwɪzn feɪst/

wizen-faced

乾燥ししわだらけの顔
Meaning
Having a dry, wrinkled, and withered face.
Example
A wizen-faced old man sat quietly in the corner.
乾燥ししわだらけの顔をした老人が静かに隅に座っていた。
C2 adjective /ˈɑːbdjʊrət/

obdurate

頑固
Meaning
Stubbornly refusing to change one's opinion or course of action.
Example
He remained obdurate despite everyone's pleas.
彼は皆の懇願にもかかわらず、頑固なままでした。
C2 noun /ˈθrɛnədi/

threnody

哀歌、追悼歌
Meaning
A song, poem, or speech of mourning for someone who has died; a lament.
Example
The poet composed a moving threnody for the fallen soldiers.
詩人は戦死した兵士たちのために感動的な追悼歌を作った。
C2 adjective /ˈvɛəriəˌɡeɪtɪd/

variegated

まだらの
Meaning
Having different colors, especially in irregular patches or streaks.
Example
The garden was full of variegated plants.
庭はまだらの植物でいっぱいでした。
C2 adjective /ʌnˈælɔɪd/

unalloyed

純粋
Meaning
Pure, complete, and not mixed with anything else.
Example
She felt unalloyed joy at the news of her success.
彼女は成功のニュースを聞いて純粋な喜びを感じた。
C2 adjective /vəˈreɪʃəs/

veracious

誠実な
Meaning
Truthful, honest; habitually speaking the truth.
Example
She gave a veracious account of what happened that day.
彼女はその日の出来事について誠実な説明をしました。
C2 noun /ˈkruːɪt/

cruet

小さな容器
Meaning
a small container, especially for salt, pepper, oil, or vinegar, used at a dining table
Example
She filled the cruet with olive oil for the salad.
彼女はサラダのためにオリーブオイルでクルエットを満たしました。
C2 verb /ˌsuːpərˈhiːt/

superheat

過熱する
Meaning
to heat a substance beyond its normal boiling point without it becoming vapor
Example
Engineers superheat the steam to increase the efficiency of the turbine.
エンジニアはタービンの効率を上げるために蒸気を加熱しすぎます。
C2 noun /ɪnˈdɛntʃər/

indenture

Meaning
A formal legal agreement, contract, or document, often relating to work or service.
Example
In the 18th century, many workers came under indenture to work overseas.
C2 noun /ˈvoʊtəri/

votary

信者
Meaning
A devoted follower or admirer of someone or something.
Example
He is a votary of classical music and attends every concert.
彼はクラシック音楽の信者で、毎回コンサートに参加します。
C2 verb /bɪˈdɛk/

bedeck

飾る
Meaning
to decorate or adorn something in a showy way
Example
The hall was bedecked with flowers for the wedding.
ホールは結婚式のために花で飾られました。
C2 verb /ʌnˈkaʊtʃ/

uncouch

ソファから取り除く（稀な意味）
Meaning
to remove from a couch or to release from being laid down (rare/archaic usage)
Example
The surgeon attempted to uncouch the cataract.
外科医は白内障を取り除こうとしました。
C2 noun /ˈɡlʌt.ən/

Glutton

大食い
Meaning
a person who regularly eats or drinks more than is necessary; someone who has an excessive appetite
Example
He was known as a glutton who could finish three large pizzas in one sitting.
彼は一度に三枚の大きなピザを食べきることができる大食いとして知られていました。
C2 verb /bɪˈfʌdəl/

befuddle

混乱させる
Meaning
to confuse someone completely; to make someone unable to think clearly
Example
The complex instructions befuddled the students.
複雑な指示が学生たちを混乱させました。
C2 adjective /nɪˈfɛəriəs/

nefarious

邪悪な、犯罪者、または道徳的に悪い
Meaning
Wicked, criminal, or morally bad.
Example
The police uncovered a nefarious plot to cheat investors.
警察は投資家を欺こうとする邪悪な陰謀を暴露しました。
C2 noun /ɪnˈtɒksɪkənt/

intoxicant

酔わせる物質
Meaning
a substance, especially alcohol or a drug, that causes intoxication
Example
Alcohol is the most commonly used intoxicant in many cultures.
アルコールは多くの文化で最も一般的に使用される酔わせる物質です。
C2 noun /ˈbeɪlɔːr/

bailor

寄託者
Meaning
a person who temporarily transfers possession of goods or property to another under a bailment agreement
Example
The bailor entrusted the valuable artwork to the museum for safekeeping.
寄託者は美術品を博物館に預けた。
C2 adjective /ɪnˈkɒŋɡruənt/

incongruent

不一致な
Meaning
Not in harmony or keeping with the surroundings or other aspects.
Example
His casual outfit looked incongruent at the formal dinner.
彼のカジュアルな服装は正式なディナーで不一致に見えた。
C2 noun /ˈɛərəˌnɔːt/

aeronaut

気球乗り
Meaning
A person who travels in an airship, balloon, or other aircraft.
Example
The aeronaut skillfully guided the hot-air balloon across the valley.
気球乗りは巧みに気球を谷を越えて操縦しました。
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 verb /tæmp/

tamp

押し固める
Meaning
to press down tightly by packing
Example
He tamped the soil around the plant to secure it.
彼は植物の周りの土を押し固めて、それを固定しました。
C2 verb /ɪnˈvaɪərən/

environ

囲む
Meaning
to surround or enclose; to encircle
Example
Mountains environ the small valley.
山々は小さな谷を囲んでいます。
C2 noun /ˈɡlʌtəni/

gluttony

暴食
Meaning
Excessive eating or drinking; overindulgence in food or drink.
Example
His gluttony during the festival left him feeling sick.
祭りの間の彼の暴食は、彼を病気にさせました。
C2 noun /ˈkærəˌpeɪs/

carapace

カメやカニの背中を覆う硬い殻
Meaning
the hard shell covering the back of some animals like turtles and crabs
Example
The turtle withdrew into its carapace for protection.
カメは保護のためにカラパスに引っ込んだ。
C2 adjective /ˈɛrzæts/

ersatz

代用品
Meaning
made or used as a substitute, typically an inferior one
Example
The cheap shoes were made of ersatz leather.
安い靴は代用品の合成皮革で作られていました。
C2 adjective /ˈprɒmɪsəri/

promissory

約束的
Meaning
Containing or conveying a promise, especially in writing.
Example
He signed a promissory note to repay the loan.
彼はローンを返済するために約束手形にサインしました。
C2 adjective /ˈvoʊtɪv/

votive

奉納
Meaning
Offered or dedicated in fulfillment of a vow.
Example
She lit a votive candle in the church as a prayer.
彼女は教会で祈りとして奉納のキャンドルを灯しました。
C2 verb /kənˈstrɪndʒ/

constringe

収縮する
Meaning
to cause to shrink or contract; to constrict
Example
The medicine helped constringe the swollen tissues.
その薬は腫れた組織を収縮させるのに役立ちました。
C2 noun /ˈkɔːldrən/

caldron

大きな金属製の鍋
Meaning
A large metal pot used for boiling liquids or cooking over an open fire.
Example
The witch stirred her potion in a bubbling caldron.
魔女は泡立つ鍋の中で魔法薬をかき混ぜていた。
C2 adjective /ɛmˈpaɪriəl/

empyreal

天上的
Meaning
Heavenly, divine, or relating to the highest heavens.
Example
The poet described the empyreal beauty of the stars.
詩人は星の天上的な美しさを描写しました。
C2 noun /ˌrɛtəˈrɪʃən/

rhetorician

雄弁家
Meaning
A person who is skilled in the art of rhetoric or persuasive speaking/writing.
Example
The rhetorician captivated the audience with his eloquence.
雄弁家はその雄弁さで聴衆を魅了しました。
C2 noun /ˈskɪz.əm/ or /ˈsɪz.əm/

schism

幸福
Meaning
A division or split between strongly opposed parties, often in religion or organizations.
Example
The schism in the church led to the formation of two separate groups.
彼女は賞を受け取ったとき、幸せを隠せませんでした。
C2 verb /ˌæpərˈteɪn/

appertain

関係する
Meaning
to relate to or be connected with something
Example
The rules only appertain to members of the club.
その規則はクラブのメンバーにのみ関係しています。
C2 noun /poʊˈzɜːr/

poseur

Meaning
A person who pretends to be something they are not, often to impress others.
Example
Many considered him a poseur because he exaggerated his accomplishments.
C2 noun /kəmˈpɛndiəm/

compendium

コンペンディウム
Meaning
A collection of concise but detailed information about a subject.
Example
The book is a compendium of ancient myths and legends.
その本は古代の神話と伝説のコンペンディウムです。
C2 adjective /ɔːrˈθɑːɡənl/

orthogonal

直交
Meaning
at right angles; independent or unrelated
Example
In mathematics, two vectors are orthogonal if their dot product is zero.
数学では、2つのベクトルが直交している場合、そのドット積はゼロです。
C2 adjective /ˌaɪsəʊˈθɜːrməl/

isothermal

等温
Meaning
Having or maintaining equal or constant temperature.
Example
The experiment was conducted under isothermal conditions.
実験は等温条件で行われました。
C2 noun /ˈtjuːtərʃɪp/

tutorship

指導
Meaning
The office or position of a tutor; guidance or instruction given by a tutor.
Example
He thrived under the tutorship of his mentor.
彼はメンターの指導のもとで成功した。
C2 adverb /əˈskæns/

askance

疑いの目で
Meaning
With suspicion, mistrust, or disapproval.
Example
She looked askance at his unusual proposal.
彼女は彼の異常な提案を疑いの目で見た。
C2 adjective /ˈflɪpənt/

flippant

軽薄な
Meaning
not showing a serious or respectful attitude
Example
His flippant remarks annoyed the teacher.
彼の軽薄な発言は教師をイライラさせた。
C2 adjective /ˌpriːtərˈnætʃərəl/

preternatural

超自然的
Meaning
Beyond what is normal or natural; extraordinary or supernatural.
Example
She had a preternatural ability to remain calm in any crisis.
彼女はどんな危機にも冷静に保つ超自然的な能力を持っていた。
C2 adjective /ˈmiːliˌmaʊðd/

mealymouthed

言い逃れをする
Meaning
not willing to speak directly and honestly; evasive in speech
Example
The politician gave a mealymouthed response to the tough question.
その政治家は難しい質問に対して言い逃れをした。
C2 noun /boʊl/

boll

丸い種子のカプセル（綿花や亜麻のような）
Meaning
The rounded seed capsule of plants such as cotton or flax.
Example
The farmer examined the cotton boll to check its quality.
農夫は綿のボールを調べて、その品質を確認しました。
C2 noun /kəˈdævər/

cadaver

死体
Meaning
A dead human body, especially one used for medical study.
Example
Medical students dissected the cadaver to learn about human anatomy.
医学生は死体を解剖して人間の解剖学を学びました。
C2 adjective /ˈlɪtərəl/

littoral

沿岸の
Meaning
Related to or situated on the shore of the sea or a lake.
Example
The littoral zone is home to many unique marine species.
沿岸地域は多くのユニークな海洋種の生息地です。
C2 verb /dɪsˈbɑːr/

disbar

弁護士を法曹界から正式に除外する
Meaning
to officially remove a lawyer from the legal profession
Example
The corrupt lawyer was disbarred for unethical conduct.
腐敗した弁護士は非倫理的な行動により除外されました。
C2 noun ˌkɒdʒɪˈteɪʃən

cogitation

熟考, 思索
Meaning
The action of thinking deeply about something; contemplation
Example
After much cogitation, he made the final decision.
熟考の末、彼は最終的な決定を下しました。
C2 adjective /ʌkˈsɔːriəs/

uxorious

妻に対して過度に愛情深い
Meaning
excessively fond of or submissive to one's wife
Example
He was so uxorious that he agreed with everything his wife said.
彼は妻に対してそれほどまでに uxorious で、妻が言ったことすべてに同意しました。
C2 adjective /ˈlæmbənt/

lambent

柔らかな輝き
Meaning
glowing or flickering softly; having a gentle radiance
Example
The lambent light of the candle filled the room with warmth.
ろうそくの柔らかな輝きが部屋を暖かさで満たした。
C2 adjective, noun /pləˈbiːən/

plebeian

一般の人
Meaning
common, ordinary, or belonging to the lower social classes
Example
The festival was enjoyed by both plebeian and noble citizens.
祭りは、平民と貴族市民の両方に楽しませられました。
C2 adjective /dɪˈstreɪ/

distrait

ぼんやりした
Meaning
deeply distracted or absent-minded, often due to worry or grief
Example
He looked distrait after hearing the sad news.
悲しい知らせを聞いた後、彼はぼんやりしているように見えた。
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。
C2 verb /ˈwɔːbəl/

warble

震える声で歌うまたはトリルで口笛を吹く
Meaning
To sing or whistle with a quavering voice or with trills.
Example
The bird warbled a sweet tune in the morning.
その鳥は朝に甘いメロディを歌った。
C2 adjective /ˈeɪ.li.ə.nə.bəl/

alienable

譲渡可能
Meaning
Able to be transferred or surrendered, usually referring to rights or property.
Example
Property rights are alienable and can be sold or transferred.
財産権は譲渡可能で、売却または転送できます。
C2 noun /kənˈkɔːrdəns/

concordance

一致性
Meaning
Agreement; also an alphabetical index of the principal words in a book.
Example
There is a strong concordance between the two reports.
二つの報告書には強い一致性があります。
C2 adverb /ˈɪntʃmiːl/

inchmeal

少しずつ
Meaning
Gradually, little by little.
Example
The old castle fell inchmeal into ruin.
その古い城は少しずつ廃墟になった。
C2 noun /ˈjoʊkəl/

yokel

田舎者
Meaning
An uneducated and unsophisticated person from the countryside; a bumpkin.
Example
The city folks laughed at the yokel's simple ways.
都会の人々は田舎者の簡単な方法を笑った。
C2 adjective /ˌɪrɪˈfrændʒɪbəl/

irrefrangible

侵害できない
Meaning
Not to be broken, violated, or infringed
Example
The constitution guarantees certain irrefrangible rights to every citizen.
憲法はすべての市民にいくつかの侵害できない権利を保証します。
C2 noun /ˈbrɪmˌstoʊn/

brimstone

Meaning
Sulfur, especially when considered as fiery and associated with hell or divine punishment.
Example
The preacher spoke of fire and brimstone to warn the congregation.
C2 adjective /ˈpɛndjʊləs/

pendulous

幸せ
Meaning
hanging down loosely; drooping
Example
The pendulous fruit weighed down the branch.
賞を受け取った時、彼女は幸せを隠すことができませんでした。
C2 adjective /əˈbɑː.mə.nə.bəl/

abominable

忌まわしい
Meaning
causing moral revulsion; extremely unpleasant
Example
The prisoners were kept in abominable conditions.
囚人たちは忌まわしい状況で拘束されていた。
C2 noun /ˈrɛkjʊzənt/

recusant

反抗者
Meaning
a person who refuses to submit to authority or comply with rules
Example
The recusant opposed the new law.
反抗者は新しい法律に反対しました。
C2 verb /ˈwaŋɡl/

wangle

巧妙に何かを達成する
Meaning
To achieve something by clever or sometimes dishonest persuasion or trickery.
Example
He wangled a free ticket to the concert.
彼はコンサートの無料チケットを巧妙に手に入れた。
C2 adjective /ˈkrɛdʒʊləs/

credulous

信用しやすい
Meaning
Having or showing too great a readiness to believe things.
Example
The credulous child believed every story she heard.
その信用しやすい子供は、聞いた話をすべて信じました。
C2 adjective /ˌʌnɪkˈsɛpʃənəbl/

unexceptionable

非の打ち所がない
Meaning
Not open to objection; acceptable and unobjectionable
Example
His behavior was unexceptionable throughout the event.
彼の行動はイベント中ずっと非の打ち所がなかった。
C2 verb /ɪkˈstɛnjueɪt/

extenuate

軽減する
Meaning
to make an offense, fault, or situation seem less serious by providing an excuse or explanation
Example
The lawyer tried to extenuate his client's actions by highlighting his difficult childhood.
弁護士は、クライアントの難しい幼少期を強調して彼の行動を軽減しようとしました。
C2 adjective /əˈbɪs.əl/

abyssal

深海の
Meaning
Related to or characteristic of the deep ocean, especially the zone below 4000 meters.
Example
Abyssal creatures survive in extreme pressure conditions.
アビサルクリーチャーは極端な圧力条件で生き残ります。
C2 noun /ˈkænə/

Canna

カンナ
Meaning
a tropical flowering plant with large, colorful flowers and broad leaves
Example
The bright orange canna lilies grew tall beside the pond.
明るいオレンジ色のカンナリリーが池の横に高く成長しました。
C2 noun /məˈʃiː.nɪst/

machinist

機械工
Meaning
a person who operates machine tools or makes and repairs machines
Example
The machinist carefully adjusted the gears on the lathe.
マシニストは旋盤のギアを慎重に調整しました。
C2 noun /ˈneɪˌseɪ.ɪŋ/

naysaying

否定的な発言
Meaning
The act of expressing negative or pessimistic views.
Example
His constant naysaying discouraged the team.
彼の絶え間ない否定的な発言はチームをがっかりさせました。
C2 noun /ˌtrænsfəˈriː/

transferee

譲受人
Meaning
A person to whom a right, property, or responsibility is transferred.
Example
The transferee must sign the contract before taking ownership.
譲受人は所有権を取得する前に契約書に署名しなければならない。
C2 noun /ˈmʌɡwʌmp/

mugwump

政党に属さない人
Meaning
a person who remains independent from party politics or remains aloof from disputes
Example
He was called a mugwump for refusing to join either political side.
彼は政治的な立場に参加しないことを拒否したため、マグワンプと呼ばれました。
C2 verb /ˈdɒɡmətaɪz/

dogmatize

ドグマ化する
Meaning
To state opinions or beliefs as if they were absolute truths.
Example
The professor tended to dogmatize on political issues.
その教授は政治的な問題でドグマタイズする傾向があった。
C2 noun, adjective /ɪˈklɪptɪk/

ecliptic

黄道
Meaning
The apparent path of the sun across the sky; relating to eclipses or this path.
Example
The ecliptic is the plane of Earth's orbit around the Sun.
黄道は地球の太陽の周りの軌道の平面です。
C2 adjective /ˈsed.j ə.l ə s/

Sedulous

勤勉な; 立派な;
Meaning
showing dedication and diligence; persistent and careful in work
Example
She was sedulous in her research, spending hours in the library every day.
彼女は研究に勤勉で、毎日図書館で何時間も過ごしていました。
C2 noun /ˈpɜːrvjuː/

purview

範囲
Meaning
the scope or range of authority, responsibility, or knowledge
Example
The case does not fall within the purview of this court.
この事件はこの裁判所の管轄外です。
C2 adjective /ˈdɛdˌpæn/

deadpan

無表情
Meaning
Deliberately impassive or expressionless in manner.
Example
She delivered the joke in a completely deadpan voice.
彼女は完全に無表情な声でジョークを言った。
C2 noun /ˌpaɪrəˈmeɪniə/

pyromania

火をつけたいという抑制できない欲望
Meaning
An uncontrollable desire to set things on fire.
Example
The suspect was diagnosed with pyromania after repeated incidents of arson.
容疑者は繰り返される放火事件後にパイロマニアと診断されました。
C2 adjective /ˈɡɛə.rɪʃ/

garish

過度に明るく派手
Meaning
Excessively bright and showy, often in a tasteless or unattractive way.
Example
The room was decorated with garish neon lights.
部屋は過度に明るいネオンライトで飾られていました。
C2 noun /ɪɡˈzækʃən/

exaction

強制徴収
Meaning
the act of demanding or obtaining something, especially unfairly
Example
The peasants suffered under the king's heavy exactions.
農民たちは王の重い強制徴収の下で苦しんだ。
C2 noun /ˈsɛm.ɪ.nɛr.i/

seminary

神学校
Meaning
A school or college for training priests, ministers, or rabbis.
Example
He decided to enroll in a seminary to study theology.
彼は神学校に入学して神学を学ぶことに決めました。
C2 noun /ˈfjʊr.ʌŋ.kəl/

Furuncle

ふるんくる; こぶ;
Meaning
a painful pus-filled bump under the skin caused by infected, inflamed hair follicles
Example
The doctor prescribed antibiotics to treat the painful furuncle on his neck.
医者は彼の首の痛みを伴うフルンクルを治療するために抗生物質を処方しました。
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

舌下
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
医師は吸収を早めるために舌下錠を処方しました。
C2 noun /ˌmjuːtəˈbɪləti/

mutability

変動性
Meaning
The quality of being changeable or capable of change.
Example
The mutability of fashion trends makes it hard to keep up.
ファッションのトレンドの可変性は、それについていくのを難しくします。
C2 adjective /ˌɪnfəˈlɪsɪtəs/

infelicitous

不適切な
Meaning
not suitable or well chosen; awkward or unfortunate
Example
His infelicitous remark ruined the atmosphere of the meeting.
彼の不適切な発言は会議の雰囲気を台無しにしました。
C2 noun /ˈkwɒdrʊpɛd/

quadruped

Meaning
an animal that walks on four feet
Example
Most mammals are quadruped creatures adapted for running and stability.
C2 noun /rɪˈpæst/

repast

食事
Meaning
A meal or the food eaten during a meal.
Example
They enjoyed a delicious repast by the riverside.
彼らは川辺で美味しい食事を楽しんだ。
C2 noun /ˈplɔːdɪts/

plaudits

賛辞
Meaning
expressions of praise or approval
Example
The scientist received plaudits from the international community.
その科学者は国際社会から賛辞を受けました。
C2 adverb /ˈwɪtɪŋli/

wittingly

意図的に
Meaning
Consciously and intentionally; on purpose.
Example
He wittingly withheld information from the police.
彼は意図的に警察に情報を隠した。
C2 adjective /sɪmˈfoʊniəs/

symphonious

Meaning
Harmonious; producing a pleasant sound or agreement of sound.
Example
The choir's voices were symphonious and filled the hall with beauty.
C2 verb /ɪnˈθrɔːl/

enthral

魅了する
Meaning
To captivate or hold someone’s full attention.
Example
The magician’s performance enthralled the audience.
マジシャンのパフォーマンスは観客を魅了した。
C2 verb /dɪˈspɔɪl/

despoil

略奪する
Meaning
To steal or violently remove valuable possessions from a place.
Example
The invaders despoiled the village during the war.
侵略者は戦争中に村を略奪しました。
C2 verb /ˈstʌltɪfaɪ/

stultify

愚かに見せる、または効果や熱意を妨げる
Meaning
to make someone or something appear foolish, or to hinder effectiveness and enthusiasm
Example
The repetitive tasks seemed to stultify the workers' creativity.
繰り返しの仕事が労働者の創造性を鈍らせているようだった。
C2 noun /ˌɪnəməˈrɑːtə/

inamorata

Meaning
A woman with whom someone is in love; a female lover.
Example
He wrote a poem dedicated to his inamorata.
C2 adjective /ˌsɛm.iˈsɪv.ə.laɪzd/

semicivilized

半文明
Meaning
Partially civilized; having some aspects of civilization but not fully developed.
Example
The tribe was described as semicivilized by early explorers.
その部族は初期の探検家によって半文明と説明されました。
C2 verb /ɪˈluːmɪn/

illumine

照らす
Meaning
to light up or make clear
Example
The rising sun illumined the mountain peaks.
昇る太陽が山頂を照らした。
C2 adjective /pərˈfɜrvɪd/

perfervid

非常に熱心な
Meaning
intensely passionate or fervent
Example
She gave a perfervid speech in defense of human rights.
彼女は人権擁護のために非常に熱心なスピーチをしました。