Oarsman
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C2 noun /ˈɔːrzmən/

Oarsman

オールマン
Meaning
a person who rows a boat, especially as a member of a racing crew
Example
The experienced oarsman rowed the boat across the river.
経験豊富なオールマンは川を渡るためにボートを漕いだ。
C2 noun /dɪˈsɛnʃən/

dissension

意見の相違
Meaning
Strong disagreement or difference of opinion, especially leading to discord within a group.
Example
The meeting ended in dissension among the committee members.
会議は委員会メンバー間の意見の相違で終了しました。
C2 noun /ˌkæt ə ˈnaɪn ˌteɪlz/

cat-o-nine-tails

九つの尾を持つ鞭
Meaning
A whip with nine knotted cords, historically used for punishment.
Example
The sailor feared the cat-o-nine-tails more than the storm at sea.
その水夫は海の嵐よりもキャット・オー・ナイン・テイルズを恐れていた。
C2 noun /ˌdɪsæprəˈbeɪʃən/

disapprobation

強い非難
Meaning
strong disapproval, typically on moral grounds
Example
The policy was met with widespread disapprobation.
その政策は広範な非難を受けました。
C2 adjective /ˌhɪstriˈɒnɪk/

histrionic

Meaning
Overly dramatic or theatrical in behavior or style.
Example
Her histrionic reaction to the small problem surprised everyone.
C2 noun /ˈfɔːltˌfaɪndər/

faultfinder

欠点探し人
Meaning
a person who habitually finds fault with others
Example
He is such a faultfinder that nothing anyone does is ever good enough.
彼は欠点探し人で、誰かが何かをしても決して十分ではありません。
C2 noun /ˈskɪnˌflɪnt/

skinflint

けちん坊
Meaning
a person who spends as little money as possible; a miser
Example
The landlord was such a skinflint that he never repaired anything.
家主はそんなけちん坊で、何も修理しなかった。
C2 noun /dɪˈklɪvɪti/

declivity

傾斜
Meaning
a downward slope of ground
Example
They carefully climbed down the declivity of the hill.
彼らは慎重に丘の傾斜を登った。
C2 noun /hɔːɡ plʌm/

Hog plum

ホッグプラム
Meaning
tropical fruit with yellow skin and sour taste
Example
Hog plums are often used to make pickles and chutneys.
ホッグプラムはよくピクルスやチャツネを作るために使われます。
C2 noun /sʌbˈɔːl.tən/

subaltern

下級の立場にある人；軍隊では、若い将校
Meaning
A person holding a subordinate position; in the military, a junior officer.
Example
The subaltern was responsible for leading a small platoon of soldiers.
サブオルターナは小さな小隊を指揮する責任がありました。
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 adjective /ˈvoʊlənt/

volant

飛べる
Meaning
able to fly or moving swiftly
Example
The volant bird soared gracefully across the sky.
その飛べる鳥は空を優雅に飛んでいました。
C2 noun /luːn/

lune

三日月
Meaning
A crescent-shaped figure formed by two intersecting arcs; also means 'moon' in French.
Example
The mathematician studied the properties of the lune.
数学者は三日月の特性を研究しました。
C2 verb /ˌɪntərˈsiːd/

intercede

Meaning
to act or plead on behalf of someone in difficulty or trouble; to intervene between parties to help resolve a dispute
Example
She interceded with the teacher to give her brother another chance.
C2 adjective /raɪˈpɛə.ri.ən/

riparian

河川や他の水路の岸辺に関連する
Meaning
Relating to or situated on the banks of a river or other watercourse.
Example
Riparian vegetation helps prevent soil erosion along rivers.
河川沿いの植生は、河川沿いの土壌浸食を防ぐのに役立ちます。
C2 noun /ɪˈluːʒən/

elusion

回避
Meaning
The act of escaping or avoiding something, especially by cleverness or trickery.
Example
His constant elusion of responsibility frustrated his colleagues.
彼の責任逃れは同僚を苛立たせた。
C2 noun /əˈspɜːr.ʒən/

aspersion

中傷
Meaning
An attack on the reputation or integrity of someone.
Example
He cast an aspersion on her character.
彼は彼女の性格に中傷をしました。
C2 adjective /ˈæstrəl/

astral

Meaning
Relating to the stars or to spiritual, non-physical realms.
Example
Some believe in astral projection, the ability to leave the body and travel spiritually.
C2 noun /ˈfʊl.krəm/

fulcrum

支点
Meaning
The point or support on which a lever pivots; a central or essential point of activity or support.
Example
The teacher became the fulcrum of change in the school.
教師は学校の変革の支点となった。
C2 adjective ˌɪm.pəˈtɜː.bə.bəl

imperturbable

冷静沈着
Meaning
Unable to be upset or excited; not easily disturbed.
Example
His imperturbable nature made him a great leader.
彼の冷静沈着な性格は、彼を偉大なリーダーにした。
C2 verb /ɪˈnæmər/

enamor

恋する
Meaning
to be filled with love or admiration for
Example
She was enamored with the beautiful scenery.
彼女は美しい景色に恋していた。
C2 verb /ˈpɒntɪfɪkeɪt/

pontificate

傲慢または教義的な方法で話すまたは行動する; 教皇として務める
Meaning
to speak or act in a pompous or dogmatic way; to officiate as a pontiff
Example
He pontificated on the importance of education for over an hour.
彼は1時間以上にわたり教育の重要性について傲慢に話しました。
C2 noun /foʊˈtɑːmɪtri/

photometry

光測定学
Meaning
the science of measuring visible light in terms of its perceived brightness to human eyes
Example
Photometry helps in designing efficient lighting systems.
フォトメトリーは効率的な照明システムの設計に役立ちます。
C2 verb /rɪˈkjʊə/

recure

再治療する
Meaning
to cure again; to remedy a second time
Example
The doctor had to recure the wound after it reopened.
医者は傷が再び開いた後、傷を再治療する必要がありました。
C2 noun /bɪər/

bier

死体置き台
Meaning
a frame or stand on which a coffin or body is placed before burial or cremation
Example
The coffin was placed on the bier during the funeral service.
棺は葬儀の際、死体置き台に置かれました。
C2 noun /ˈnaɪəlɪst/

nihilist

ニヒリスト
Meaning
A person who rejects all religious and moral principles, often believing that life is meaningless.
Example
He was called a nihilist for rejecting all social norms.
彼はすべての社会的規範を拒否したため、ニヒリストと呼ばれました。
C2 verb /dʒɛˈstɪkjʊleɪt/

gesticulate

ジェスチキュレート
Meaning
to use gestures, especially dramatic ones, instead of speaking or to emphasize one's words
Example
He gesticulated wildly to get their attention.
彼は彼らの注意を引くために激しくジェスチャーをしていた。
C2 adjective /dæŋk/

dank

湿っていて寒い
Meaning
unpleasantly damp and cold
Example
The basement was dark and dank, filled with a musty smell.
地下室は暗くて湿っていて、悪臭が充満していました。
C2 noun phrase /ˌhjuː ən ˈkraɪ/

hue and cry

大声の抗議
Meaning
A loud public outcry or protest, often demanding action.
Example
There was a hue and cry over the new policy changes.
新しい政策変更に対して、大声の抗議が起こった。
C2 adjective /daɪˈdæktɪk/

didactic

教育的な
Meaning
Intended to teach, often with a moral lesson.
Example
The novel is not just entertaining but also didactic in nature.
その小説はただの娯楽ではなく、教育的な性質も持っている。
C2 adjective /kənˈvɪviəl/

convivial

友好的で生き生きとした、楽しい; 社交的
Meaning
friendly, lively, and enjoyable; sociable
Example
The party had a convivial atmosphere with music and laughter.
パーティーは音楽と笑いに満ちたコンヴィヴィアルな雰囲気でした。
C2 adjective /ˈrævənɪŋ/

ravening

非常に空腹で貪欲
Meaning
Extremely hungry and greedy; voracious.
Example
The ravening wolves circled the camp.
空腹の狼たちはキャンプを囲んだ。
C2 adjective /ˈmoʊtaɪl/

motile

運動性のある
Meaning
Capable of movement or locomotion.
Example
Certain bacteria are motile and can swim toward nutrients.
特定の細菌は運動性があり、栄養素に向かって泳ぐことができます。
C2 adjective /ˌmɛrəˈtrɪʃəs/

meretricious

虚偽的
Meaning
apparently attractive but having no real value or integrity.
Example
The design was flashy but meretricious.
デザインは華やかだったが、虚偽的だった。
C2 noun /ˌdaɪ.jʊˈret.ɪk/

diuretic

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

inessential

本質的でない
Meaning
not necessary or important; not essential
Example
The report removes all inessential details to stay focused.
その報告書は焦点を保つために本質的でない詳細を削除している。
C2 noun /ɪˈbʊliəns/

ebullience

熱狂
Meaning
the quality of being cheerful, enthusiastic, and full of energy
Example
The teacher's ebullience inspired her students.
教師の熱狂が生徒たちをインスパイアしました。
C2 noun /ˌɔːrnɪˈθɑːlədʒi/

ornithology

鳥類学
Meaning
the scientific study of birds
Example
She pursued ornithology to understand the migration patterns of birds.
彼女は鳥の移動パターンを理解するためにオルニソロジーを追求しました。
C2 noun /ˌmænjəˈmɪʃən/

manumission

奴隷解放
Meaning
The act of a slave owner freeing their slaves.
Example
The manumission of the slaves marked a turning point in history.
奴隷の解放は歴史の転換点を示しました。
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 /ˌɪnæprɪˈhɛnsəbl/

inapprehensible

理解不能
Meaning
not understandable; incomprehensible
Example
The concept was so abstract that it seemed inapprehensible to most students.
その概念は非常に抽象的で、ほとんどの学生には理解できないように思えた。
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 noun /mɪˈsɑːɡəmi/

misogamy

ミソガミー
Meaning
Hatred or dislike of marriage.
Example
His misogamy prevented him from ever settling down with a partner.
彼のミソガミーは、パートナーと一緒に落ち着くことを妨げた。
C2 noun /ˈprɛləsi/

prelacy

教会制度
Meaning
The office, dignity, or system of church government by prelates.
Example
The medieval church was dominated by prelacy and its traditions.
中世の教会はプレラシーとその伝統によって支配されていた。
C2 noun /ˌpætrəˈnɪmɪk/

patronymic

父系姓
Meaning
a name derived from the name of a father or ancestor
Example
In many cultures, surnames are patronymic in origin.
多くの文化では、姓は父系姓に由来します。
C2 verb /ˌsuːpərˈæn.ju.eɪt/

superannuate

年金付き退職
Meaning
to retire someone with a pension, usually due to age or long service
Example
The company decided to superannuate its senior employees after thirty years of service.
その会社は三十年の勤務後、上級社員を年金付き退職することに決めました。
C2 noun /mɪˈtɒnɪmi/

metonymy

換喩
Meaning
A figure of speech in which one word or phrase is substituted with another closely related word or concept.
Example
In the phrase 'the crown will decide,' 'crown' is a metonymy for monarchy.
フレーズ「王冠が決定する」では、「王冠」が君主制の換喩です。
C2 adjective /ˈpɛstɪlənt/

pestilent

有害
Meaning
Causing or tending to cause death or destruction; harmful or pernicious.
Example
The pestilent atmosphere of the swamp made people sick.
沼地の有害な雰囲気が人々を病気にさせた。
C2 adjective /daɪˈɜːrnəl/

diurnal

昼行性
Meaning
active during the day; occurring daily
Example
Most birds are diurnal creatures, active in daylight hours.
ほとんどの鳥は昼行性の生き物で、日中に活動しています。
C2 noun /ˌætəlˈjeɪ/

atelier

アトリエ（アーティストやデザイナーのスタジオ）
Meaning
A workshop or studio, especially for an artist or designer.
Example
The painter invited us to his atelier to view his new collection.
画家は私たちを彼のアトリエに招待し、新しいコレクションを見せてくれました。
C2 noun /ˈaɪ.sɔːr/

Eyesore

目障りなもの; 不快な視覚効果
Meaning
something that is very ugly and unpleasant to look at
Example
The abandoned building has become an eyesore in the neighborhood.
放置された建物は近所の目障りになっています。
C2 noun /ˈskæb.ərd/

scabbard

鞘
Meaning
A sheath for the blade of a sword or dagger, typically made of leather or metal.
Example
The knight drew his sword from the scabbard.
騎士は鞘から剣を抜きました。
C2 adjective /ˌæk.si.əˈmæt.ɪk/

axiomatic

自明の，証明の必要のない明らかな真実
Meaning
Self-evident, obviously true without need for proof
Example
It is axiomatic that hard work leads to success.
一生懸命働くことは自明であり、成功につながります。
C2 noun /ɪˌnʌn.siˈeɪ.ʃən/

enunciation

発音, 明確な発音
Meaning
The act of saying or pronouncing words clearly and distinctly.
Example
His enunciation was clear during the presentation.
彼の発音はプレゼンテーション中に明確でした。
C2 noun /spliːn/

spleen

脾臓; 怒り
Meaning
an organ in the body that produces lymphocytes and filters blood; also refers to bad temper or spite
Example
He vented his spleen on his coworkers after the meeting.
会議後、彼は同僚に対して怒りをぶつけました。
C2 noun /dɜːrdʒ/

dirge

哀歌
Meaning
A mournful song, piece of music, or poem expressing grief, often for the dead.
Example
The choir sang a solemn dirge at the funeral.
コーラスは葬式で厳粛な哀歌を歌いました。
C2 noun /ˈwɪtlɪŋ/

witling

馬鹿 / 偽の賢い人
Meaning
a person who has little wit or pretends to be witty
Example
He acted like a witling among scholars.
彼は学者たちの中で馬鹿のように振る舞った。
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 noun /tɪlθ/

tilth

土壌の状態（作物を植えるための適合性）
Meaning
The physical condition of soil in relation to its suitability for planting crops.
Example
The farmer checked the soil's tilth before planting the seeds.
農家は種を植える前に土壌のtilthを確認しました。
C2 verb /dɪsˈkaʊntənəns/

discountenance

非難する
Meaning
To disapprove of or discourage something.
Example
The teacher strongly discountenanced cheating in exams.
先生は試験でのカンニングを強く非難しました。
C2 noun /pɛlf/

pelf

不正な金
Meaning
Money, especially when gained dishonorably.
Example
The corrupt official was motivated only by pelf.
腐敗した公務員は不正な金でしか動機づけられなかった。
C2 adjective /ˈoʊ.kən/

oaken

オーク材で作られた
Meaning
made of or resembling oak wood
Example
The villagers gathered around the oaken table in the hall.
村人たちはホールの中のオーク材のテーブルの周りに集まりました。
C2 noun /ɪmˈprɑːvɪdəns/

improvidence

不注意
Meaning
Lack of foresight or care for future needs.
Example
His improvidence led to financial difficulties.
彼の不注意が彼を財政的な困難に追い込んだ。
C2 noun /ˈpjuːdʒɪlɪzəm/

pugilism

ボクシング
Meaning
The practice or sport of boxing.
Example
He studied the art of pugilism in his youth.
彼は若い頃、ボクシングの技術を学びました。
C2 verb /dɪˈmɜːr/

demur

異議を唱える
Meaning
to raise doubts, objections, or show reluctance
Example
She agreed to help without demur.
彼女は異議なく手伝うことに同意しました。
C2 verb /ænˈtɪpəθaɪz/

antipathize

反感
Meaning
to feel or express a strong dislike or aversion toward something or someone
Example
He seemed to antipathize with the new management's approach.
彼は新しい経営陣のアプローチに反感を示しているようだった。
C2 verb /ɪnˈθroʊn/

enthrone

戴冠する
Meaning
to install someone on a throne or to give someone high status
Example
The king was enthroned in a grand ceremony.
王は大きな儀式で即位しました。
C2 noun /ɪnˈtɜːrmənt/

interment

埋葬
Meaning
The act of burying a dead body in a grave or tomb.
Example
The interment took place at the family cemetery.
埋葬は家族の墓地で行われました。
C2 adjective /ˌæl.ɪˈmen.tər.i/

alimentary

消化に関連する
Meaning
relating to nourishment or the organs of digestion
Example
The doctor explained the role of the alimentary canal in digestion.
医者は消化管の役割について説明しました。
C2 noun /koʊˈæɡjələnt/

coagulant

凝固剤
Meaning
a substance that causes blood or another liquid to clot
Example
The doctor applied a coagulant to stop the bleeding quickly.
医者は出血をすぐに止めるために凝固剤を使いました。
C2 verb /aɪˈtɪnəˌreɪt/

itinerate

旅行する
Meaning
To travel from place to place, usually for the purpose of work or preaching.
Example
The missionary itinerated throughout the region to spread the message.
伝道師は地域を巡り、メッセージを広めました。
C2 adjective /ˌnjuːmɪzˈmætɪk/

numismatic

貨幣学の
Meaning
relating to the study or collection of coins, currency, and medals
Example
He has a numismatic collection of rare coins from around the world.
彼は世界中からの珍しいコインの収集を持っています。
C2 noun /ˌhæŋ.ki ˈpæŋ.ki/

Hanky-Panky

詐欺; 疑わしい活動; 不道徳な行動; ごまかし
Meaning
dishonest or suspicious activity; unethical behavior; trickery or deception
Example
The audit revealed some hanky-panky in the company's financial records.
監査により、会社の財務記録に詐欺が発覚しました。
C2 noun /naɪt ˈdʒæz.mɪn/

Night-jesmine

夜香木
Meaning
a fragrant flowering tree that blooms at night with small white flowers
Example
The night-jasmine tree blooms only after sunset with its tiny white flowers.
夜香木の木は日没後に小さな白い花を咲かせます。
C2 noun /ˈɡæliən/

galleon

ガレオン船
Meaning
A large sailing ship used mainly by Europeans from the 16th to 18th centuries.
Example
The Spanish galleon carried treasures across the Atlantic.
スペインのガレオン船は大西洋を越えて財宝を運んだ。
C2 adjective /ˌʌnəˈsweɪdʒd/

unassuaged

解消されていない
Meaning
Not made less intense or relieved; unrelieved.
Example
His grief remained unassuaged despite the passage of time.
彼の悲しみは時間が経っても解消されていなかった。
C2 adjective /ˈɡæŋ.ɡli/

gangly

高くて不器用
Meaning
Tall, thin, and awkward in movement or appearance.
Example
The gangly teenager stumbled while trying to dance.
不器用なティーンエイジャーはダンスしようとしたときにつまずきました。
C2 noun /ˈkæʒuɪstri/

casuistry

詭弁
Meaning
The use of clever but false reasoning, especially in relation to moral questions.
Example
The lawyer’s argument was dismissed as mere casuistry.
弁護士の主張は単なる詭弁として退けられました。
C2 noun /bɒmˈbeɪ dʌk/

Bombay duck

ボンベイフィッシュ
Meaning
a type of lizardfish found in coastal waters, commonly eaten dried and salted in South Asia
Example
Bombay duck is a popular delicacy when dried and fried.
ボンベイダックは乾燥して揚げると人気の珍味です。
C2 verb /ˌmɪsəˈproʊpriˌeɪt/

misappropriate

不正流用する
Meaning
to use something dishonestly or illegally for one's own purposes
Example
He was accused of misappropriating company funds.
彼は会社の資金を不正に流用したとして告発されました。
C2 adjective /dɪˈluːsɪv/

delusive

欺瞞的
Meaning
Giving a false or misleading impression; deceptive.
Example
His promises turned out to be delusive and untrustworthy.
彼の約束は欺瞞的で信頼できないことが証明されました。
C2 noun /ˈtjuːtɪlɪdʒ/

tutelage

指導
Meaning
The act of guarding, protecting, or guiding; instruction or teaching.
Example
She studied painting under the tutelage of a famous artist.
彼女は有名なアーティストの指導の下で絵を学びました。
C2 noun /ˈɛksɪdʒənsi/

exigency

緊急の必要性
Meaning
an urgent need or demand requiring immediate attention
Example
In times of war, the exigency of the situation requires quick decisions.
戦争の時、状況の緊急の必要性は迅速な決定を要求する。
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。
C2 adjective /ˈsuːpaɪn/

supine

仰向けで横たわる
Meaning
Lying on the back, face upward; failing to act due to laziness or weakness.
Example
He lay supine on the grass, staring at the stars.
彼は草の上に仰向けで横たわり、星を見ていた。
C2 adjective /ˈpɜːrviəs/

pervious

透水性の
Meaning
Allowing water, air, or other substances to pass through; permeable.
Example
The soil here is pervious to rainwater.
ここでは土壌が雨水を通すことができます。
C2 adjective /ɪmˈpræktɪkəbl/

impracticable

実行不可能
Meaning
Not capable of being carried out or put into practice.
Example
The plan seemed impracticable due to limited resources.
資源が限られていたため、計画は実行不可能に見えました。
C2 noun /ˈɡloʊmɪŋ/

gloaming

夕暮れ
Meaning
The time of day after the sun has set and before it is completely dark; twilight.
Example
We walked home together in the quiet gloaming.
私たちは静かな夕暮れの中を一緒に家に帰りました。
C2 adjective /ˌhæɡ.i.əˈɡræf.ɪk/

hagiographic

過度に賛美的な
Meaning
Excessively flattering or idealized, often in a biography or portrayal of someone.
Example
The documentary was criticized for its hagiographic portrayal of the leader.
そのドキュメンタリーはリーダーの過度に賛美的な描写で批判されました。
C2 adjective /ˈvɑːlətɪv/

volitive

意志的
Meaning
Relating to the will or the exercise of the will.
Example
The treaty was signed under volitive agreement between both nations.
その条約は両国間の意志的な合意のもとで署名されました。
C2 adjective /ədˈmɒnɪtəri/

admonitory

警告の
Meaning
giving or conveying a warning or reprimand
Example
She gave him an admonitory glance.
彼女は彼に警告のまなざしを向けました。
C2 noun /ˌsɪɡnɪfɪˈkeɪʃən/

signification

意味
Meaning
the meaning or sense conveyed by a word, action, or symbol
Example
The signification of the gesture was misunderstood.
そのジェスチャーの意味は誤解されていました。
C2 noun /ˈɒb.stɪ.nə.si/

obstinacy

頑固
Meaning
Stubborn refusal to change one's opinion or chosen course of action, despite attempts to persuade one to do so.
Example
His obstinacy made negotiations difficult.
彼の頑固さは交渉を難しくしました。
C2 noun /ˌæbsəˈluːʃən/

absolution

免罪
Meaning
formal release from guilt, obligation, or punishment
Example
The priest granted him absolution for his sins.
神父は彼の罪を許しを与えました。
C2 noun /ˈlæsi/

lassie

小さな女の子
Meaning
a young girl (informal, mainly Scottish)
Example
The old man greeted the little lassie warmly.
老人は小さな女の子を温かく迎えました。
C2 adjective /sɪˈlæbɪk/

syllabic

音節の
Meaning
Relating to or based on syllables.
Example
The teacher explained the syllabic structure of the word.
先生はその言葉の音節構造を説明しました。
C2 noun /ˌdiːnəʊˈteɪʃən/

denotation

指示
Meaning
The literal or primary meaning of a word, in contrast to the feelings or ideas that the word suggests.
Example
The denotation of the word 'rose' is a type of flower.
'ローズ'という単語のデノテーションは花の一種です。
C2 verb /ɪmˈpjuːn/

impugn

Meaning
to dispute the truth, validity, or honesty of a statement or motive
Example
The lawyer tried to impugn the credibility of the witness.
C2 noun, verb /ɡəˈrɒt/

garrote

絞め殺す
Meaning
A method of execution by strangulation, or to strangle someone with a cord or wire.
Example
The assassin attempted to garrote his target in the alley.
暗殺者は路地でターゲットを絞め殺そうとした。
C2 noun ˈlɪɡ.nəʊˌsæt

LignoSat

木製衛星
Meaning
A wooden satellite that demonstrates the use of wood in space technology.
Example
LignoSat demonstrates the use of wood in space.
LignoSat は宇宙で木材の使用を示しています。
C2 adjective /fəˈloʊniəs/

felonious

重大な犯罪に関連する
Meaning
relating to or involved in serious criminal activity
Example
He was charged with felonious assault after the incident.
事件の後、彼は重罪暴行で起訴されました。
C2 verb əˈtɛn.ju.eɪt

attenuate

和らげる
Meaning
To reduce the force, effect, or value of something; to make weak or thin.
Example
The medicine helps attenuate the pain.
その薬は痛みを和らげるのに役立ちます。
C2 noun /ˌmjuːtəˈbɪləti/

mutablility

変化性（綴り間違い）
Meaning
A misspelled form of 'mutability', meaning the quality of being changeable.
Example
The document contained the misspelled word 'mutablility' instead of 'mutability'.
その文書には 'mutability' の代わりに 'mutablility' の綴り間違いがありました。
C2 noun /əˈrɔɪ.oʊ/

arroyo

乾いた小川
Meaning
A dry creek or stream bed that temporarily fills with water after heavy rain.
Example
After the storm, the arroyo quickly filled with rushing water.
嵐の後、小川は急速に水で満たされました。
C2 adjective /dɪsˈpɛptɪk/

dyspeptic

消化不良, イライラした
Meaning
Relating to indigestion or having a gloomy or irritable disposition.
Example
After the heavy meal, he felt dyspeptic and uncomfortable.
重い食事の後、彼は消化不良で不快に感じました。
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 /ˌsuːpərɪnˈtɛndəns/

superintendence

監督
Meaning
the act of overseeing, supervising, or managing
Example
The superintendence of the school is the principal’s duty.
学校の監督は校長の責任です。
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 adjective /ɪnˈsɛnseɪt/

insensate

無感情な
Meaning
lacking physical sensation or empathy; without feeling or sensitivity
Example
The dictator's insensate cruelty shocked the world.
独裁者の無感情な残虐さは世界を驚かせた。
C2 adjective /ˈfræk.ʃəs/

Fractious

わがままな; けんか腰の; 手に負えない
Meaning
irritable and quarrelsome; difficult to control; bad-tempered
Example
The fractious child refused to follow any of the teacher's instructions.
その気難しい子供は教師の指示に従うことを拒否しました。
C2 verb /əˈkuːtə/

accoutre

装備する
Meaning
to dress or equip, especially in something impressive or elaborate
Example
The knight was accoutred in shining armor.
騎士は輝く鎧で装備されていました。
C2 noun /strəˈmoʊ.ni.əm ˌflaʊ.ər/

Stramonium flower

ジムソンウィードの花
Meaning
A trumpet-shaped white or purple flower from the jimsonweed plant, known for its toxic properties
Example
The stramonium flower blooms at night with a sweet fragrance.
ジムソンウィードの花は夜に咲き、甘い香りを放ちます。
C2 adjective /ˌdaɪəˈkrɪtɪkəl/

diacritical

ダイアクリティカル
Meaning
Relating to a mark added to a letter to indicate a different pronunciation or stress.
Example
The word résumé has diacritical marks that change its meaning from resume.
‘レジュメ’という言葉には、意味を変えるダイアクリティカルマークがあります。
C2 adjective /ˌɪn.trəˈmjʊə.rəl/

intramural

学内
Meaning
Occurring within the walls of a single institution, especially a school or college.
Example
The college organizes intramural sports competitions every semester.
大学は毎学期、学内スポーツ競技を開催しています。
C2 noun /kwɪˈɛsəns/

quiescence

静止
Meaning
A state of quietness, inactivity, or dormancy.
Example
The volcano has been in a state of quiescence for decades.
火山は数十年間静止状態にあります。
C2 adjective /ˈdoʊlfəl/

Doleful

悲しげな; 哀れな;
Meaning
sorrowful; mournful; expressing grief or sadness
Example
She gave him a doleful look when he left.
彼が去ったとき、彼女は悲しげな表情を彼に向けた。
C2 verb /ˈdiːɪfaɪ/

deify

神格化する
Meaning
to treat or worship someone or something as a god
Example
Some fans deify their favorite celebrities.
一部のファンはお気に入りの有名人を神のように崇拝します。
C2 noun /ˈsfɛrɔɪd/

spheroid

回転楕円体
Meaning
A three-dimensional shape that is almost spherical but slightly flattened or elongated.
Example
The Earth is not a perfect sphere but an oblate spheroid.
地球は完璧な球体ではなく、偏平な回転楕円体です。
C2 verb /ˌdɪsɪnˈhɛrɪt/

disinherit

遺産を剥奪する
Meaning
to deprive someone, especially a child, of inheritance or right to property
Example
The father threatened to disinherit his son for his reckless actions.
父親は息子の無謀な行動のために遺産を剥奪すると脅した。
C2 noun /kəˈnɑːrd/

canard

Meaning
a false or unfounded story or rumor
Example
The article turned out to be nothing more than a canard.
C2 adjective /ˌɛsəˈtɛrɪk/

esoteric

秘教的
Meaning
intended for or understood by only a small number of people with special knowledge
Example
The professor gave an esoteric lecture on ancient philosophy.
教授は古代哲学に関する秘教的な講義を行いました。