truculent
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C2 adjective /ˈtrʌk.jʊ.lənt/

truculent

攻撃的な
Meaning
Eager or quick to argue, fight, or show aggression.
Example
She became truculent when her ideas were challenged.
彼女は自分の考えが挑戦されると攻撃的になった。
C2 adjective /ˈvɛdʒɪtəl/

vegetal

植物性の
Meaning
relating to or consisting of plants or vegetation
Example
The soup had a distinct vegetal flavor.
スープには独特の植物性の味がありました。
C2 noun /əˈluː.vi.əm/

alluvium

沖積土
Meaning
Fertile soil deposited by flowing water, especially in riverbanks.
Example
The alluvium in riverbanks is highly fertile for agriculture.
川の岸辺にあるアリューヴィウムは農業に非常に肥沃です。
C2 noun /səˈɡæs.ə.t̬i/

sagacity

深い知恵
Meaning
The quality of being sagacious; having or showing keen mental discernment and good judgment.
Example
His sagacity made him a great leader.
彼のサガシティは彼を偉大なリーダーにしました。
C2 noun /ˈɛnsaɪn/

ensign

Meaning
A flag or standard, especially a military or naval one indicating nationality; also a junior officer in the navy or coast guard.
Example
The ship raised its national ensign before leaving the harbor.
その船は港を出る前に国旗を掲げました。
C2 noun /ˈkloʊtʃər/

cloture

討論終了手続き
Meaning
a procedure for ending a debate and taking a vote.
Example
The Senate invoked cloture to end the lengthy debate.
上院は長時間の討論を終わらせるためにクロチュールを適用しました。
C2 noun /ˈæf.ə.rɪ.zəm/

aphorism

Meaning
a short, witty saying that expresses a general truth or principle
Example
He began his speech with an aphorism about life and success.
C2 noun /mʌsk/

Musk

ムスク
Meaning
a strong-smelling substance secreted by certain animals, used in perfumes and traditional medicine
Example
The perfume contained natural musk that gave it an exotic fragrance.
その香水には天然のムスクが含まれており、エキゾチックな香りを与えました。
C2 noun ˌæm.ɔː.tɪˈzeɪ.ʃən

amortization

償却
Meaning
The process of paying off debt with regular payments over time.
Example
The amortization schedule showed a 10-year repayment plan.
アモチゼーションスケジュールは10年間の返済計画を示しました。
C2 adjective /rɪˈmjuːnərətɪv/

remunerative

利益がある
Meaning
Financially rewarding or profitable.
Example
He chose a remunerative career in medicine.
彼は医学の中で利益のあるキャリアを選びました。
C2 noun, verb /ˌpæm.fləˈtɪər/

pamphleteer

パンフレットの著者
Meaning
a person who writes or distributes pamphlets, often to promote a political or social cause
Example
In the 18th century, many pamphleteers influenced public opinion.
18世紀には、多くのパンフレットの著者が公衆の意見に影響を与えました。
C2 adjective /ˈrɪz.ə.bəl/

risible

滑稽な
Meaning
so absurd or ridiculous that it deserves to be laughed at
Example
The idea of flying pigs is completely risible.
飛ぶ豚のアイデアは完全に滑稽です。
C2 adjective /ˌɛfləˈrɛsənt/

efflorescent

開花する
Meaning
in the process of blooming or flourishing
Example
The efflorescent trees made the park look beautiful.
開花する木々は公園を美しく見せました。
C2 verb /dʒaɪb/

gibe

嘲笑する
Meaning
To make insulting or mocking remarks; to taunt.
Example
The fans gibed at the losing team.
ファンは負けたチームを嘲笑しました。
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 noun /ˈkɔːrpəskəl/

corpuscle

小さな粒子または細胞、特に赤血球
Meaning
a small particle or cell, especially a blood cell
Example
Red corpuscles carry oxygen throughout the body.
赤血球は体内で酸素を運ぶ。
C2 verb /dɪsˈɡɔːrdʒ/

disgorge

嘔吐, 排出
Meaning
to discharge or pour out; to vomit; to give up reluctantly
Example
The broken pipe disgorged water all over the floor.
壊れたパイプが床全体に水を吐き出しました。
C2 noun /ˈpælɪˌnoʊd/

palinode

後悔の詩
Meaning
a poem or statement in which the writer retracts something said in an earlier work
Example
The poet wrote a palinode to apologize for his earlier harsh words.
詩人は以前の厳しい言葉を謝罪するために後悔の詩を書きました。
C2 verb /fɔːrˈboʊd/

forebode

予兆する
Meaning
To predict or have a strong inner feeling of a future misfortune or evil.
Example
Dark clouds forebode a coming storm.
暗い雲が来る嵐を予兆している。
C2 adjective /ɪnˈæpt/

Inapt

不適切; 不適当
Meaning
not suitable; inappropriate; unfit
Example
His comment was inapt for the formal meeting.
彼のコメントは正式な会議には不適切でした。
C2 noun /ˈsɛpəlkər/

sepulcher

墓室
Meaning
A small room or monument, cut in rock or built of stone, in which a dead person is buried.
Example
The ancient king was laid to rest in a grand sepulcher.
古代の王は大きな墓室に埋葬されました。
C2 adjective /krɪˈpʌskjʊlər/

crepuscular

黄昏に関係する
Meaning
relating to twilight or active during twilight
Example
Bats are crepuscular animals, most active at dawn and dusk.
コウモリは黄昏時に活動的な動物で、夜明けと夕暮れ時が最も活発です。
C2 adjective /vɜːrˈtɪdʒɪnəs/

vertiginous

めまいを引き起こす
Meaning
Causing dizziness due to great height or steepness.
Example
The tourists looked down from the vertiginous cliffs with awe.
観光客はめまいを引き起こす崖から下を見ていました。
C2 noun /ˈmeɪleɪ/

melee

騒乱の戦い
Meaning
A noisy, confused fight or crowd situation.
Example
A melee broke out during the football match.
サッカーの試合中に騒乱の戦いが起きました。
C2 noun /buːb/

boob

ばか者;胸(俗語)
Meaning
a foolish or clumsy person; an informal and sometimes rude term for a woman's breast
Example
He felt like a complete boob after forgetting the meeting.
会議を忘れて、彼は完全なばか者だと感じた。
C2 adjective /ˈhoʊm.spʌn/

homespun

手作り
Meaning
Simple and unsophisticated; made at home rather than in a factory.
Example
She wore a homespun dress to the village festival.
彼女は村の祭りに手作りのドレスを着て行った。
C2 noun ˈtræn.zi.əns

transience

一時性
Meaning
The state or fact of lasting only for a short time; impermanence.
Example
The transience of youth makes it more precious.
若さの一時性がそれをより貴重にします。
C2 verb /əkˈsiːd/

accede

同意する
Meaning
to agree to a request, proposal, or demand; to assume an office or position
Example
The government finally acceded to the demands of the protesters.
政府はついに抗議者の要求に応じた。
C2 noun /ˈɔːldər/

alder

アルダーの木
Meaning
A type of tree from the birch family that typically grows in wet ground and has simple, serrated leaves.
Example
The alder trees grew thick along the riverbank.
アルダーの木は川のほとりに密に成長していました。
C2 adjective /sɪˈnɜːrdʒɪk/

synergic

シナジック
Meaning
Working together in a cooperative and effective manner.
Example
The two departments have a synergic relationship that boosts productivity.
2つの部署は生産性を高めるシナジックな関係を持っています。
C2 verb ˈɪn.kʌl.keɪt

inculcate

教え込む
Meaning
Instill an attitude, idea, or habit by persistent instruction; to teach and impress by frequent repetitions.
Example
Parents should inculcate good values in their children.
親は子供たちに良い価値観を教え込むべきだ。
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 verb /ɪmˈpɛnd/

impend

迫る
Meaning
to be about to happen; to loom threateningly
Example
Dark clouds suggested that a storm was impeding.
暗い雲が嵐が迫っていることを示唆していた。
C2 noun /daɪn/

dyne

力の単位(センチメートル・グラム・秒の単位系)
Meaning
A unit of force in the centimeter-gram-second (cgs) system equal to 10⁻⁵ newtons.
Example
The physicist measured the force in dynes.
物理学者はダインで力を測定しました。
C2 adjective /ɪˈlɪʒən/

elysian

天国の
Meaning
Relating to or characteristic of paradise; delightful and heavenly.
Example
They spent an elysian week on the quiet island.
彼らは静かな島で天国のような一週間を過ごしました。
C2 verb /ˈprɛsɪdʒ/

presage

予兆
Meaning
to be a sign or warning that something will happen; to foreshadow
Example
Dark clouds presage a storm.
暗い雲が嵐を予告する。
C2 adjective /ˌhaɪpərˈbɔːriən/

hyperborean

極北の
Meaning
Relating to the extreme north; very cold or frigid.
Example
The explorers prepared for the hyperborean climate of the Arctic.
探検家たちは北極の極北の気候に備えていた。
C2 verb /ˈsʌplɪˌkeɪt/

supplicate

お願いする
Meaning
To ask for something earnestly or humbly, often in a religious context.
Example
The villagers supplicated the gods for rain during the drought.
村人たちは干ばつの間、雨を求めて神々にお願いした。
C2 noun /ˌtɛliˈɒlədʒi/

teleology

目的論
Meaning
the explanation of phenomena by the purpose they serve rather than by cause
Example
Aristotle is often associated with the concept of teleology in philosophy.
アリストテレスは哲学における目的論の概念としばしば関連付けられます。
C2 noun /draɪ ɡuːs ˈbɛri/

Dry goose berry

乾燥アムラ
Meaning
dehydrated amla fruit, rich in vitamin C and used for medicinal and culinary purposes
Example
Dry goose berry powder is excellent for hair growth.
乾燥アムラの粉末は、髪の成長に優れています。
C2 noun /ˈsweɪʒən/

suasion

説得
Meaning
the act of persuading or influencing someone
Example
The leader used gentle suasion to win support for the plan.
リーダーは計画への支援を得るために穏やかな説得を使用しました。
C2 noun /ˌbenɪˈdɪkʃən/

Benediction

祝福
Meaning
a blessing, especially a ceremonial one; an expression of good wishes
Example
The priest gave his benediction to the newlyweds.
神父は新婚夫婦に祝福を与えました。
C2 adjective /mæɡˈnɪləkwənt/

magniloquent

誇張した言葉
Meaning
using high-flown or pompous language
Example
The politician’s magniloquent speech impressed the crowd.
その政治家の誇張したスピーチは群衆に印象を与えた。
C2 noun /lɑːrˈʒes/

largess

寛大さ
Meaning
Generosity in giving gifts or money.
Example
The foundation survived thanks to the largess of wealthy donors.
財団は裕福な寄付者の寛大さのおかげで存続しました。
C2 noun /ˈtɒnʃər/

tonsure

托恩修亞
Meaning
the practice of shaving or cutting the hair on the scalp, especially in a religious context
Example
The monk received his tonsure as part of his religious initiation.
修道士は宗教的な入門儀式の一環としてトンシュアを受けました。
C2 noun /spɪˈlʌŋkər/

spelunker

洞窟探検家
Meaning
A person who explores caves as a hobby.
Example
The spelunker carried ropes and lights into the dark cave.
洞窟探検家は暗い洞窟にロープとライトを持って行きました。
C2 noun /səˈlɛrɪti/

celerity

素早さ
Meaning
swiftness of movement; speed
Example
The soldier moved with great celerity to deliver the message.
兵士はメッセージを届けるために素早く動いた。
C2 noun /ˈslʌɡərd/

sluggard

怠け者
Meaning
A lazy, sluggish person.
Example
The sluggard refused to get out of bed even at noon.
怠け者は正午でもベッドから起きることを拒否しました。
C2 noun /bɑːrd/

bard

詩人
Meaning
a poet, traditionally one reciting epics and associated with oral traditions
Example
Shakespeare is often called the Bard of Avon.
シェイクスピアはしばしばアヴォンの詩人と呼ばれます。
C2 noun /ˌɪnjuːˈɛndəʊ/

innuendo

暗示
Meaning
An allusive or oblique remark or hint, typically a suggestive or disparaging one.
Example
The manager's innuendo was directed towards his competitor.
マネージャーの暗示は競争相手に向けられていました。
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 adjective /ænˈdrɒdʒɪnəs/

androgynous

アンドロジナス
Meaning
Having both male and female characteristics; not clearly masculine or feminine.
Example
The fashion show featured models with an androgynous look.
ファッションショーではアンドロジナスなルックのモデルが登場しました。
C2 adjective /ɪˈpɪstələri/

epistolary

書簡体
Meaning
Related to the writing of letters; expressed in or through letters.
Example
The novel is written in an epistolary style, consisting of letters between characters.
その小説は書簡体スタイルで書かれており、登場人物間の手紙で構成されています。
C2 verb /ˌmælˈtriːt/

maltreat

虐待する
Meaning
To treat someone cruelly or unfairly.
Example
The law punishes those who maltreat animals.
法律は動物を虐待する者を罰します。
C2 verb /əˈɡrɛs/

aggress

攻撃する
Meaning
to initiate an attack or show hostile behavior
Example
The army chose not to aggress without provocation.
軍隊は挑発なしに攻撃しないことを決定しました。
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 /ˈpʌkɪʃ/

puckish

いたずら好き
Meaning
playfully mischievous
Example
The child gave a puckish grin before hiding the toy.
子供はおもちゃを隠す前にいたずらっぽい笑顔を見せました。
C2 noun /feɪt/

fete

祭り、フェスティバル
Meaning
a celebration or festival, often in honor of someone
Example
The village held a grand fete to celebrate the harvest.
村は収穫を祝うために盛大な祭りを開催しました。
C2 adjective /ˈneɪtl/

natal

出生に関連する
Meaning
Relating to birth or the place of birth.
Example
She returned to her natal village after many years.
彼女は何年も経った後、故郷の村に帰りました。
C2 noun /ˈpær.ɪ.saɪd/

parricide

親殺し
Meaning
The act of killing one's father, mother, or other close relative.
Example
The court tried him for parricide after the tragic incident.
悲劇的な事件の後、裁判所は彼を親殺しの罪で裁いた。
C2 noun /ˈpɔːrfəri/

porphyry

硬い火成岩
Meaning
A hard igneous rock containing crystals, often used for decorative or building purposes.
Example
The ancient Romans used porphyry to make columns and statues.
古代ローマ人はポルフィリを使って柱や彫像を作った。
C2 noun /ˈsɪnəd/

synod

シノド
Meaning
An assembly of the clergy in a Christian church convened to decide on issues of doctrine or administration.
Example
The synod gathered to discuss reforms in the church.
シノドは教会での改革について議論するために集まった。
C2 adjective /ˈbuːtləs/

bootless

無駄な
Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
機械を修理する彼の無駄な試みは時間を無駄にしただけだった。
C2 verb /ɪˈfjuːz/

effuse

表現する
Meaning
To pour out or express feelings freely and openly.
Example
She effused gratitude for the help she received.
彼女は受け取った助けに感謝の気持ちを表しました。
C2 phrase /lɛt ðɛm ˈθɪə.ri/

let them theory

彼らに好きなことを考えさせる理論
Meaning
A philosophy of not trying to control others' actions or opinions and allowing them to be themselves.
Example
He follows the Let them theory and ignores negativity.
彼は「彼らに好きなことを考えさせる理論」を実践し、否定的な考えを無視します。
C2 noun /ˌmɪsˈruːl/

misrule

悪政
Meaning
bad or poor governance
Example
The kingdom suffered for decades under misrule.
王国は数十年にわたって悪政の下で苦しんだ。
C2 verb /ˈfjuːmɪˌɡeɪt/

fumigate

燻蒸する
Meaning
to disinfect or purify an area by using chemical fumes
Example
They fumigated the warehouse to kill the insects.
彼らは昆虫を殺すために倉庫を燻蒸しました。
C2 adjective /ʌnˈfeɪnd/

unfeigned

本物
Meaning
genuine; not pretended or insincere
Example
She expressed unfeigned joy at her friend's success.
彼女は友達の成功に対して本物の喜びを表現しました。
C2 noun /pəˈlɛmɪks/

polemics

論争
Meaning
the art or practice of engaging in controversial debate or dispute
Example
The conference was full of polemics on economic reforms.
会議は経済改革についての論争で満ちていた。
C2 noun /kəˌmɒd.ɪ.fɪˈkeɪ.ʃən/

commodification

商品化
Meaning
The transformation of goods, services, ideas, or social relations into market commodities.
Example
The commodification of education has increased tuition costs.
教育の商品化は授業料の増加を引き起こしました。
C2 noun /ˈɪnroʊd/

inroad

進展
Meaning
An advance or significant progress, often at the expense of something else.
Example
The company made significant inroads into the mobile market.
その会社はモバイル市場で重要な進展を遂げました。
C2 adjective /ˈloʊð.səm/

Loathsome

忌まわしい
Meaning
causing hatred or disgust; repulsive
Example
The loathsome smell from the garbage made everyone leave the room.
ゴミの耐え難い悪臭で、みんなが部屋を出ていった。
C2 noun /kəˈmɛstɪbəl/

comestible

食べられる
Meaning
An item of food that can be eaten.
Example
The picnic basket was full of delicious comestibles.
ピクニックバスケットにはおいしい食べられる食べ物が詰まっていた。
C2 verb /proʊˈskraɪb/

proscribe

禁止する
Meaning
to forbid something by law or authority
Example
The new law will proscribe the use of harmful chemicals in farming.
新しい法律は農業で有害な化学物質の使用を禁止します。
C2 verb /dɪˈtruːd/

detrude

下または外に押し出す
Meaning
To thrust or force something downward or outward.
Example
The violent waves detruded rocks from the cliff.
激しい波は崖から岩を押し出しました。
C2 noun /ˌʃæŋɡriˈlɑː/

shangri-la

架空の楽園
Meaning
a remote, beautiful, imaginary place where life is perfect and peaceful
Example
They described the island as a modern-day Shangri-La.
彼らはその島を現代版シャングリ・ラとして描写しました。
C2 verb /ɪˈkwɪvəˌkeɪt/

equivocate

曖昧に話す
Meaning
To speak ambiguously or avoid giving a clear answer.
Example
The politician equivocated when asked about the scandal.
その政治家はスキャンダルについて尋ねられたとき、曖昧に話した。
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 noun/verb /ˈkɜːrtsi/

curtsy

お辞儀
Meaning
a respectful bow made by women by bending the knees with one foot in front of the other
Example
She gave a quick curtsy before leaving the stage.
彼女はステージを去る前に素早いカートシーをしました。
C2 adjective /əˈvʌŋkjələr/

avuncular

おじさんのように親切
Meaning
kind and friendly, like an uncle
Example
He had an avuncular manner that made everyone feel comfortable.
彼は、みんなが快適に感じるようなアヴァンクラールな態度を持っていました。
C2 noun /ˈfrɛʃɪt/

freshet

突然の川の氾濫
Meaning
A sudden overflow of a stream or river caused by heavy rain or melting snow.
Example
After the storm, the river turned into a raging freshet.
嵐の後、川は激しいフレシェットに変わった。
C2 noun /ˈbɑːr.nɪ.kəl/

Barnacle

フジツボ
Meaning
a marine crustacean that attaches itself permanently to underwater surfaces
Example
The old ship's hull was covered with barnacles.
古い船の船体にはフジツボがびっしりと付いていた。
C2 verb /ˌaʊtməˈnuːvər/

outmaneuver

巧妙に出し抜く
Meaning
to gain an advantage over an opponent by skillful or clever action
Example
The smaller company managed to outmaneuver its larger rival.
小さな会社は大きな競争相手を巧妙に出し抜くことに成功した。
C2 verb /ˌmɪsˈleɪ/

mislay

一時的に失う
Meaning
to lose something temporarily by putting it in the wrong place
Example
I must have mislaid my keys somewhere in the house.
私は家のどこかで鍵を一時的に失ったに違いない。
C2 verb /ˌsuːpərˈæd/

superadd

追加する
Meaning
to add something to what has already been added
Example
The author chose to superadd a new chapter to the revised edition.
著者は改訂版に新しい章を追加することに決めました。
C2 verb /əbˈskɒnd/

abscond

密かに逃げる
Meaning
to leave secretly and quickly, often to avoid arrest or punishment
Example
The thief tried to abscond with the stolen jewelry.
泥棒は盗まれた宝石を持って逃げようとした。
C2 adjective /mɛnˈdeɪʃəs/

mendacious

虚偽の
Meaning
not telling the truth; lying
Example
The politician was known for his mendacious statements.
その政治家は嘘の発言で知られていました。
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 noun /pɪθ/

pith

本質、要点
Meaning
the essential or central part of something
Example
The pith of his argument was that honesty matters most.
彼の議論の本質は、誠実さが最も重要だということでした。
C2 noun /ˈvæsəl/

vassal

家来
Meaning
A person or country in a subordinate position to another, especially in feudal times under a lord.
Example
The king granted land to his vassal in return for loyalty and service.
王は忠誠と奉仕の見返りに家来に土地を与えた。
C2 verb /ˈɑːbvieɪt/

obviate

排除する
Meaning
To remove a need or difficulty; to prevent or avoid something.
Example
This new system obviates the need for manual data entry.
この新しいシステムは手動データ入力の必要性を排除します。
C2 noun /ˌpɛkjʊˈleɪʃən/

peculation

横領
Meaning
The act of embezzling or stealing money, especially from public funds.
Example
The minister resigned after being accused of peculation.
大臣は横領の罪で辞任しました。
C2 noun /ɡɑːrˈdiː.ni.ə/

Gardenia

クチナシ
Meaning
a white or yellow fragrant flower with waxy petals
Example
The gardenia bush produced beautiful white flowers with a lovely scent.
ガーデニアの茂みは美しい白い花を咲かせ、素敵な香りを放ちました。
C2 noun əˌdʌl.təˈreɪ.ʃən

adulteration

不正
Meaning
The action of making something poorer in quality by the addition of another substance.
Example
Adulteration of food is a serious health risk.
食品の不正は健康に対する深刻なリスクです。
C2 verb /ɪnˈfætʃueɪt/

infatuate

夢中にさせる
Meaning
to inspire with an intense but short-lived passion or admiration
Example
He was infatuated with her beauty.
彼は彼女の美しさに夢中でした。
C2 adjective /bəˈθɛt.ɪk/

bathetic

取るに足りない感情
Meaning
displaying insincere or trivial emotion; producing an unintended ridiculous effect through sudden change from serious to silly
Example
The movie's ending was unintentionally bathetic rather than tragic.
映画の結末は悲劇的ではなく、取るに足りないものでした。
C2 adjective /səˈlɪsɪtəs/

solicitous

思いやり
Meaning
showing concern or care for someone's health, happiness, or comfort
Example
She was always solicitous about the well-being of her students.
彼女はいつも学生たちの幸福に気を配っていました。
C2 adjective /ˈroʊziət/

roseate

バラ色の、楽観的な
Meaning
Having a pink color; optimistic or idealistic.
Example
She looked at the future with roseate optimism.
彼女はローズ色の楽観主義で未来を見ました。
C2 adjective /ˌpɒliˈæn.ɪ.ɪʃ/

pollyannaish

過度に楽観的
Meaning
overly or blindly optimistic
Example
Her pollyannaish attitude ignored the obvious problems.
彼女の過度に楽観的な態度は明らかな問題を無視していた。
C2 noun /ˈaɪ.kɒn/

ikon

宗教的な画像やシンボル
Meaning
A religious image or symbol, especially in the Eastern Orthodox Church.
Example
The church displayed a beautifully painted ikon of the Virgin Mary.
教会は美しく描かれた聖母マリアのアイコンを展示しました。
C2 verb /prɪˈværɪkeɪt/

prevaricate

Meaning
to avoid telling the truth by not giving a direct answer
Example
The politician began to prevaricate when asked about the scandal.
C2 noun /ˈæn.oʊd/

anode

正極
Meaning
The positive electrode in a device such as a battery, where current flows into a polarized electrical device.
Example
The anode of the battery was corroded after long use.
バッテリーの正極は長期間の使用後に腐食していました。
C2 noun /ˈrɛkwiəm/

requiem

レクイエム
Meaning
A mass, music, or ceremony for the repose of the souls of the dead.
Example
The choir performed a requiem in memory of the late leader.
合唱団は故リーダーを記念してレクイエムを演奏しました。
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 /ˌtrænspəˈzɪʃən/

transposition

転置
Meaning
the act of changing the order or position of something
Example
The transposition of digits caused an error in the calculation.
数字の転置が計算ミスを引き起こした。
C2 verb /skwɛltʃ/

squelch

Meaning
to make a soft sucking sound, such as when walking on mud; to suppress or silence
Example
His boots squelched in the wet ground.
C2 noun /proʊˈdʒɛnɪtər/

progenitor

先祖
Meaning
a direct ancestor; a person or thing that originates something
Example
Researchers traced the custom back to a common progenitor.
研究者たちはその習慣が共通の先祖に遡ることを追跡しました。
C2 adjective /ˈfʌndʒəbl/

fungible

代替可能な
Meaning
interchangeable; able to replace or be replaced by another identical item
Example
In finance, money is considered a fungible asset.
金融業界では、貨幣は代替可能な資産と見なされています。
C2 adjective, adverb /ˌmæləprəˈpoʊ/

malapropos

不適切
Meaning
inappropriate or unsuitable; at an inconvenient or inappropriate time
Example
His comment was malapropos during the serious discussion.
真剣な議論中に彼のコメントは不適切だった。
C2 adjective /ˌɪnkoʊˈɜːrsəbl̩/

incoercible

強制できない
Meaning
Not capable of being forced, compelled, or restrained.
Example
Her incoercible spirit inspired others to fight for justice.
彼女の強制できない精神は他の人々に正義のために戦うようにインスパイアした。
C2 noun /ˌɪmprəˈpraɪəti/

impropriety

不正行為
Meaning
Failure to observe standards of honesty or modesty; improper behavior.
Example
The politician was accused of financial impropriety.
その政治家は財政的不正行為で告発されました。
C2 noun /ˈpæsɪt/

Passet

カッテージチーズ
Meaning
Fresh cheese curds; cottage cheese made from curdled milk
Example
The cook prepared fresh passet by curdling warm milk with lemon juice.
料理人は温かい牛乳にレモン汁を加えて新鮮なカッテージチーズを作りました。
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 verb /ˌɛfəˈvɛs/

effervesce

泡立つ
Meaning
To give off bubbles of gas; to show excitement, liveliness, or enthusiasm.
Example
The soda began to effervesce as soon as it was opened.
ソーダは開けるとすぐに泡が立ち始めました。
C2 noun /θroʊz/

throes

激痛
Meaning
intense or violent pain and struggle, often at the beginning or end of something
Example
The country was in the throes of a political crisis.
その国は政治的危機の激痛の中にあった。
C2 adjective /ɪmˈplaɪəbl/

impliable

暗示可能な
Meaning
Capable of being implied or suggested.
Example
The meaning of the statement is not directly clear but is impliable from the context.
その声明の意味は直接的には明確ではないが、文脈から推測可能である。
C2 adjective /ˌɪndɪˈtɜːrmənət/

indeterminate

不確定
Meaning
Not exactly known, defined, or established; vague or uncertain.
Example
The project was delayed for an indeterminate amount of time.
プロジェクトは不確定な期間に延期されました。
C2 verb /prəˈpɪʃieɪt/

propitiate

なだめる
Meaning
to win or regain the favor of someone by doing something that pleases them
Example
He offered gifts to propitiate the angry gods.
彼は怒った神々をなだめるために贈り物を捧げました。
C2 noun /ˌfjuːzɪˈleɪd/

fusillade

集中射撃
Meaning
A series of shots fired or missiles thrown all at the same time or in quick succession.
Example
The soldiers advanced under a fusillade of bullets.
兵士たちは集中射撃の中で前進した。
C2 noun /əˈbeɪəns/

abeyance

一時的な保留
Meaning
a state of temporary suspension or inactivity
Example
The project was held in abeyance until funds became available.
そのプロジェクトは資金が利用可能になるまで保留されていました。
C2 noun /ɛmˈpɪrɪˌsɪzəm/

empiricism

経験主義
Meaning
the theory that all knowledge is derived from sense-experience
Example
Empiricism argues that knowledge comes from experience and observation.
経験主義は、知識は経験と観察から来ると主張しています。