refraction
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C2 noun /rɪˈfrækʃən/

refraction

屈折
Meaning
The bending of light, sound, or other waves when they pass from one medium to another of different density.
Example
The refraction of light in water makes objects appear bent.
水中の光の屈折により、物体が曲がって見えます。
C2 adjective fɔːˈtjuː.ɪ.təs

fortuitous

偶然の
Meaning
Happening by accident or chance rather than design; lucky or fortunate.
Example
Their meeting was purely fortuitous.
彼らの出会いは完全に偶然でした。
C2 adjective /ˈfæð.əm.ləs/

fathomless

理解不可能な、または測定不可能な; 非常に深い
Meaning
impossible to understand or measure; very deep
Example
The ocean seemed fathomless as it stretched to the horizon.
海は地平線まで広がると、測り知れないように見えました。
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 noun /ˈklɪpər/

clipper

バリカン / 19世紀の速い帆船
Meaning
a tool used for cutting, or a fast sailing ship of the 19th century
Example
The barber used clippers to trim his hair.
床屋は髪を切るためにバリカンを使いました。
C2 noun /ˈkærəm/

Carom

キャラウェイ
Meaning
aromatic seeds of a plant used as a spice, especially in Indian cooking
Example
Carom seeds are often used in traditional Indian bread recipes.
キャラウェイの種は、伝統的なインディアンのパンのレシピでよく使われます。
C2 verb /dɪˈkæpɪteɪt/

decapitate

幸せ
Meaning
To cut off the head of a person or animal.
Example
The ancient executioner decapitated the criminal.
彼女は賞を受け取ったとき、幸せを隠すことができませんでした。
C2 verb /ɪɡˈzɪləreɪt/

exhilarate

興奮させる
Meaning
To make someone feel very happy, animated, or excited.
Example
The mountain view exhilarated the travelers.
山の景色は旅行者を興奮させました。
C2 noun /ˈtrʌmpəri/

trumpery

無価値なナンセンスまたは見せかけのあるが無価値なもの
Meaning
worthless nonsense or showy but worthless things
Example
The speech was full of political trumpery.
その演説は政治的なトランプリーで満ちていた。
C2 noun /kəˈnaɪ.vəns/

connivance

共謀
Meaning
the act of secretly allowing or being involved in wrongdoing
Example
The theft happened with the connivance of the security guard.
その窃盗は警備員の共謀で起こった。
C2 adjective /ˈtæsɪtɜrn/

taciturn

寡黙
Meaning
reserved or uncommunicative in speech; saying little
Example
He was a taciturn man who rarely spoke in meetings.
彼は会議でほとんど話さない寡黙な人だった。
C2 noun /ˈbæs.tərd tiːk/

Bastard teak

バスタードティーク
Meaning
A flowering tree with bright orange-red flowers, also known as flame of the forest
Example
The bastard teak tree blooms with vibrant orange flowers in spring.
バスタードティークの木は春に鮮やかなオレンジ色の花を咲かせます。
C2 noun /bəˈsuːn/

bassoon

一種の大型木管楽器
Meaning
a large woodwind instrument with a deep sound
Example
The orchestra featured a beautiful bassoon solo.
オーケストラは素晴らしいバスーンのソロを披露しました。
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 /ˈɡɑːrbəld/

garbled

乱れた
Meaning
Describes speech or text that is distorted or unclear.
Example
The radio broadcast was full of garbled messages.
ラジオ放送にはガーブルドメッセージが満載でした。
C2 noun /əˌnʌn.siˈeɪ.ʃən/

annunciation

発表、良い知らせ
Meaning
The announcement of something; in Christianity, the announcement by the angel Gabriel to Mary that she would conceive Jesus.
Example
The church celebrated the Feast of the Annunciation with a special service.
教会は特別なサービスでアナンシエーションの祝祭を祝いました。
C2 noun /ˈbɑːrtərər/

barterer

物々交換者
Meaning
A person who trades goods or services without using money.
Example
The barterer exchanged fruits for some pottery.
物々交換者は果物を陶器と交換しました。
C2 noun /ɪˈmɒljʊmənt/

emolument

給料
Meaning
payment for work or services; salary or fees
Example
The professor received his annual emolument from the university.
教授は大学から年俸を受け取った。
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 /ɡɔːk/

gawk

じっと見る
Meaning
To stare openly and rudely.
Example
Tourists gawked at the celebrity walking down the street.
観光客は通りを歩く有名人をじっと見ていた。
C2 noun /ˈtaɪroʊ/

tyro

初心者
Meaning
A beginner or novice in a field or activity.
Example
As a tyro in programming, she needed constant guidance.
プログラミングの初心者として、彼女は常に指導を必要としていた。
C2 noun /ˌɡrɛnəˈdɪə/

grenadier

グレネディア
Meaning
A soldier who specialized in throwing grenades; later used to describe an elite infantryman.
Example
The grenadier stood proudly at the front of the regiment.
そのグレネディアは部隊の前で誇らしげに立っていた。
C2 noun /baɪˈmɛstər/

bimester

二ヶ月の期間
Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
学術プログラムは6つのバイメスターに分かれています。
C2 noun /ɑːmz/

alms

施し
Meaning
Money, food, or goods given to the poor as charity.
Example
The monk distributed alms to the needy villagers.
僧侶は貧しい村人たちに施しを分け与えた。
C2 noun /ˈbrɔːdˌsaɪd/

broadside

激しい攻撃
Meaning
a strong verbal attack or a sheet of paper printed on one side
Example
The politician launched a broadside against his opponent.
政治家は相手に対して激しい攻撃を仕掛けました。
C2 noun /kənˈtɔːrʃənz/

contortions

捻じれの複数形; いくつかのねじれたまたは曲がった形
Meaning
plural form of contortion; multiple twisted or bent shapes
Example
The magician's contortions left the crowd in awe.
魔術師のコンタ―ションは観客を驚かせた。
C2 noun /ˌbæstərdaɪˈzeɪʃən/

bastardization

歪曲 / 堕落
Meaning
the act of corrupting, degrading, or misrepresenting something
Example
Critics called the remake a bastardization of the original film.
批評家たちはリメイクをオリジナル映画の歪曲だと言った。
C2 adjective /ˈfrɒθi/

frothy

泡立てた
Meaning
Full of or covered with small bubbles; light and insubstantial.
Example
She ordered a cup of frothy cappuccino.
彼女は泡立てたカプチーノを注文しました。
C2 noun /əˈstɪɡmətɪzəm/

astigmatism

乱視
Meaning
An eye defect causing blurred vision due to irregular curvature of the cornea or lens.
Example
She wears glasses to correct her astigmatism.
彼女は乱視を矯正するために眼鏡をかけています。
C2 adjective ˌmɛɡəˈlɪθɪk

megalithic

巨石
Meaning
Relating to or denoting prehistoric monuments made of or containing large stones.
Example
The megalithic structures in ancient civilizations are fascinating.
古代文明の巨石構造物は魅力的です。
C2 noun /ˈtrɛntʃərmən/

trencherman

大食い
Meaning
a person who eats in a hearty or robust manner; a big eater
Example
The trencherman devoured the feast with great enthusiasm.
その大食いは大きな熱意でご馳走を食べました。
C2 noun /ænˈtɪlədʒi/

antilogy

アンチロジー
Meaning
A contradiction in terms or ideas; inconsistency in speech or writing.
Example
The politician's statement was criticized for its antilogy.
政治家の発言はそのアンチロジーにより批判されました。
C2 noun ˌsɜːkəmˈspekʃən

circumspection

慎重、リスクを避けること
Meaning
The quality of being wary and unwilling to take risks; prudence.
Example
His circumspection ensured no mistakes were made.
彼の慎重さが間違いを犯さないようにしました。
C2 noun /ˈbʌt.ə.flaɪ piː/

Butterfly Pea

蝶豆
Meaning
a blue flowering plant with butterfly-shaped flowers, used to make herbal tea
Example
Butterfly pea flowers turn tea into a beautiful blue color.
蝶豆の花はお茶を美しい青色に変えます。
C2 adjective /ˈkæp.ʃəs/

Captious

細かいことにこだわる; 批判的
Meaning
tending to find fault or raise petty objections; fault-finding; critical
Example
His captious remarks about every small detail made the meeting very unpleasant.
彼の細かいことにこだわるコメントは、会議をとても不快なものにしました。
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 adjective /ˈrʌdi/

ruddy

赤ら顔
Meaning
Having a healthy red color in the face.
Example
She had a ruddy complexion from working outdoors.
彼女は外で働いたため、赤ら顔でした。
C2 adjective /saɪˈdɪəriəl/

sidereal

恒星の
Meaning
Relating to the stars or constellations; measured relative to the stars.
Example
Astronomers use sidereal time to track the positions of stars.
天文学者は恒星時を使用して星の位置を追跡します。
C2 adjective /ˌɪndɪˈfætɪɡəbl̩/

indefatigable

疲れ知らず
Meaning
persisting tirelessly; incapable of being fatigued
Example
Her indefatigable spirit kept the team motivated during the long project.
彼女の疲れ知らずの精神が、長いプロジェクトを通してチームを励ましました。
C2 noun /sɑːrˈkɒfəɡəs/

sarcophagus

石棺
Meaning
A stone coffin, often decorated, used in ancient times.
Example
The museum displayed a beautifully carved sarcophagus from ancient Egypt.
博物館には古代エジプトからの美しく彫刻された石棺が展示されていました。
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 /ˈplɛntɪtjuːd/

plentitude

豊富さ
Meaning
the condition of being full or abundant
Example
The garden offered a plentitude of flowers in spring.
庭園は春に花の豊富さを提供しました。
C2 noun /ˈdʒʌŋk.tʃər/

jucture

重要な局面
Meaning
a particular point in time, especially one of great importance or crisis
Example
At this critical jucture, the company must decide whether to expand or downsize.
この重要な局面で、会社は拡大するか縮小するかを決定しなければなりません。
C2 adjective /ˈhæriːd/

harried

過労や絶え間ない干渉で緊張したりストレスを感じたりする
Meaning
feeling strained or stressed due to being overworked or constantly bothered
Example
The harried teacher struggled to calm the noisy classroom.
過労の教師は騒々しい教室を静めるのに苦労していました。
C2 verb /haɪˈpɒθɪkeɪt/

hypothecate

Meaning
to pledge something, such as property, as security for a debt without giving up possession of it.
Example
The company hypothecated its assets to secure the loan.
C2 verb /ˈstɪp.əl/

stipple

小さな点で覆う
Meaning
to cover a surface with numerous small dots or specks, often in drawing or painting
Example
The artist stippled the canvas to create a textured effect.
アーティストはキャンバスに小さな点をつけて、テクスチャ効果を作り出しました。
C2 noun /ˌpæliˈeɪʃən/

palliation

緩和
Meaning
relief of symptoms without curing the underlying disease or problem
Example
Palliation is often the focus of care for terminally ill patients.
緩和ケアは終末期の患者の治療において重要な焦点となります。
C2 noun /əˈklɪvɪti/

acclivity

上り坂
Meaning
An upward slope or incline on the ground.
Example
The hikers struggled as they climbed the steep acclivity.
登山者たちは急な上り坂を登るときに苦労しました。
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 /naɪt kwiːn/

Night queen

月下香
Meaning
a fragrant white flower that blooms at night and releases strong sweet scent
Example
The night queen flowers filled the garden with their sweet fragrance.
月下香の花が甘い香りで庭を満たしました。
C2 noun /ˈaɪ.lət/

islet

小島
Meaning
A very small island.
Example
The fishermen rested on a tiny islet before continuing their journey.
漁師たちは旅を続ける前に小さな島で休憩しました。
C2 adjective /ˈplɛntɪəs/

plenteous

豊富
Meaning
existing in great quantity; abundant
Example
The harvest was plenteous, providing enough food for the entire village.
収穫は豊富で、村全体に十分な食料を提供しました。
C2 noun /mɪˌsɛdʒəˈneɪʃən/

miscegenation

人種間結婚
Meaning
the interbreeding of people considered to be of different racial types
Example
The law once prohibited miscegenation in many countries.
その法律は多くの国で人種間結婚を禁じていました。
C2 adjective /ˌpluːˈpɜːrfɪkt/

pluperfect

過去完了形
Meaning
a verb tense expressing an action completed before another past action
Example
By the time she arrived, he had finished his homework, showing the pluperfect tense.
彼女が到着したとき、彼はすでに宿題を終わらせており、過去完了形を示しています。
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 noun /ˈtʌtʃ.stoʊn/

Touchstone

試金石; 基準
Meaning
a standard or criterion by which something is judged or recognized; a test of genuineness
Example
His honesty became the touchstone by which all other employees were measured.
彼の誠実さは、他のすべての従業員が評価される試金石となった。
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
C2 noun /dɪˈsweɪʒən/

dissuasion

説得しないこと
Meaning
The act of persuading someone not to take a course of action.
Example
Her dissuasion prevented him from making a bad investment.
彼女の説得しないことは、彼が悪い投資をしないようにしました。
C2 noun /ˌhaɪpəkəˈnektɪvɪti/

hyperconnectivity

ハイパー接続性
Meaning
The state of being extensively connected to other people, places, information, etc., through digital technology.
Example
Hyperconnectivity has changed the dynamics of human interaction.
ハイパー接続性は人間の相互作用のダイナミクスを変えました。
C2 noun ˈɔː.tɑː.ki

autarky

自給自足, 経済的独立
Meaning
Economic independence or self-sufficiency; a policy of establishing a self-sufficient national economy.
Example
Some nations aim for autarky to reduce reliance on imports.
いくつかの国は輸入への依存を減らすためにオータキーを目指しています。
C2 adjective /ˈsɪlieɪtɪd/

ciliated

繊毛を持つ
Meaning
Having minute hairlike projections (cilia) on the surface of cells or organisms.
Example
The ciliated cells in the respiratory tract help move mucus out of the lungs.
呼吸器官の繊毛細胞は粘液を肺から外に出すのを助けます。
C2 noun /ˌæpəˈleɪʃən/

appellation

名称 / タイトル
Meaning
a name or title
Example
The city has earned the appellation 'The Big Apple'.
その都市は「ビッグアップル」という名称を得ました。
C2 verb /ɪˈmjʊər/

immure

閉じ込める
Meaning
to confine or enclose someone against their will
Example
The prisoner was immured in a dark cell.
囚人は暗い監房に閉じ込められた。
C2 adjective /ˈɛstɪməbl/

estimable

尊敬すべき
Meaning
Worthy of great respect.
Example
Her estimable achievements inspired the whole community.
彼女の尊敬に値する業績はコミュニティ全体にインスピレーションを与えました。
C2 noun /kəˈleɪʃən/

collation

コレクション
Meaning
the act of collecting, comparing, and arranging in proper order
Example
The librarian spent hours on the collation of old manuscripts.
図書館員は古い手稿のコレクションに数時間を費やしました。
C2 verb /ɡɜːrd/

gird

帯びる
Meaning
to encircle with a belt or band; to prepare for action
Example
The knight girded his sword before battle.
騎士は戦闘の前に剣を帯びた。
C2 noun /ˈɪəri/ or /ˈɛəri/

aery

ワシの巣
Meaning
An eagle’s nest, or a lofty, airy dwelling.
Example
The eagle perched proudly near its aery high on the cliff.
鷲は崖の上にあるその巣の近くに誇らしげに止まった。
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 verb /ʌpˈhiːv/

upheave

持ち上げる
Meaning
to lift or raise something forcefully; to cause to rise suddenly
Example
The workers had to upheave the heavy stone to clear the path.
作業員たちは道を清掃するために重い石を持ち上げなければならなかった。
C2 verb /ruː/

rue

後悔する
Meaning
To feel regret or sorrow about something.
Example
She will rue the day she trusted him.
彼女は彼を信じたその日を後悔するだろう。
C2 adjective /ˈlɪmbər/

limber

柔軟で敏捷
Meaning
Flexible and agile in body or movement.
Example
Dancers need to stay limber to perform well.
ダンサーはうまく演技するために柔軟でいる必要があります。
C2 noun /rɪˌkrɪmɪˈneɪʃən/

recrimination

相互非難
Meaning
an accusation made in response to an accusation; mutual blaming
Example
The debate quickly descended into mutual recriminations.
討論はすぐに相互非難に陥った。
C2 noun /ˈbiːtənd raɪs/

Beatened rice

ビート米
Meaning
flattened rice; rice that has been parboiled, dried, and beaten into flat flakes
Example
Beaten rice is commonly eaten with milk and sugar for breakfast.
ビート米は通常、朝食で牛乳と砂糖と一緒に食べられます。
C2 noun /ɪnˈtɛstəsi/

intestacy

遺言なしで死亡
Meaning
The condition of dying without having made a valid will.
Example
His estate was divided according to the laws of intestacy.
彼の財産は遺言なしでの法則に従って分けられた。
C2 adjective /ˌɛkstrəˌdʒuːˈdɪʃəl/

extrajudicial

司法外
Meaning
done outside the authority of the legal system or judicial process
Example
The activists condemned the extrajudicial killings.
活動家たちは司法外での殺人を非難しました。
C2 noun /ɪnˌtɜːrpəˈleɪʃən/

interpolation

補間
Meaning
The act of inserting something into a text or estimating values within a sequence of data.
Example
The scientist used interpolation to predict the missing data points.
科学者は欠落したデータポイントを予測するために補間を使用しました。
C2 noun ˌmʌltɪˈfæsɪtɪd ˌɪnfərˈmeɪʃən ˈfreɪmwɜːrks

multifaceted information frameworks

多面的情報フレームワーク
Meaning
Complex, comprehensive structures for organizing and managing information that have multiple aspects or dimensions.
Example
Digital literacy involves building multifaceted information frameworks.
デジタルリテラシーは多面的な情報フレームワークの構築を含んでいます。
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 /səˈnɛs.əns/

senescence

老化
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
生物学者は植物のセネセンスを研究して、老化を理解しようとしました。
C2 verb /ˌpriːɪˈstæblɪʃ/

preestablish

事前に設定する
Meaning
To establish or set up beforehand.
Example
Certain rules were preestablished before the meeting.
会議の前にいくつかのルールが事前に設定されていました。
C2 noun /ˈplɛnɪtjuːd/

plenitude

充実
Meaning
the condition of being full or abundant; a great quantity
Example
The garden was a plenitude of flowers in spring.
春に庭は花の充実でした。
C2 verb /əˈbeɪs/

abase

卑下する
Meaning
to belittle or degrade someone
Example
He refused to abase himself before the king.
彼は王の前で自分を卑下するのを拒否した。
C2 noun /pɜːr bɔɪld raɪs/

Per boiled rice

パーボイルドライス
Meaning
Rice that has been partially boiled in the husk before milling; parboiled rice
Example
Per boiled rice retains more nutrients than regular white rice.
パーボイルドライスは通常の白い米よりも多くの栄養素を保持します。
C2 verb /dɒf/

doff

帽子を脱ぐ（敬意の印として）
Meaning
to take off an item of clothing, especially a hat, as a sign of respect
Example
He doffed his hat as the procession passed.
彼は行列が通り過ぎるときに帽子を脱いだ。
C2 noun /ˈvɛləm/

vellum

パーチメント
Meaning
a fine parchment made originally from the skin of a calf, used for writing or printing
Example
The ancient manuscript was written on vellum.
古代の写本はパーチメントに書かれていました。
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 noun /ˈfɔːrˌseɪl/

foresail

フォアセイル
Meaning
The principal sail set on the foremast of a sailing vessel.
Example
The crew adjusted the foresail to catch the wind.
乗組員は風を捉えるためにフォアセイルを調整しました。
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 adjective /səˈɡeɪ.ʃəs/

sagacious

賢明
Meaning
Having or showing keen mental discernment and good judgment; wise.
Example
His sagacious leadership saved the company from failure.
彼の賢明なリーダーシップは会社を失敗から救った。
C2 verb /ˈbæstərdaɪz/

bastardize

歪める
Meaning
to corrupt or debase something by altering it from its original form; to change in a way that reduces quality or purity
Example
Critics argue that the remake bastardized the original novel.
批評家たちはそのリメイクが原作を歪めたと言っている。
C2 adjective /juːˈbɪkwɪtəs/

ubiquitious

遍在
Meaning
Present, appearing, or found everywhere.
Example
Smartphones have become ubiquitous in modern society.
スマートフォンは現代社会で遍在しています。
C2 verb /ˌdɒmɪˈnɪə/

domineer

支配する
Meaning
to assert one's will over another in an arrogant way
Example
He tends to domineer over his younger colleagues.
彼は若い同僚に対して支配的な態度を取ることが多い。
C2 noun /ˌɒn.əˌmæt.əˈpiː.ə/

onomatopoeia

オノマトペ
Meaning
The formation of a word from a sound associated with what is named.
Example
The word 'buzz' is an example of onomatopoeia.
'バズ'という言葉はオノマトペの一例です。
C2 verb /pɑːrtʃ/

parch

乾かす
Meaning
to make something extremely dry, especially by exposure to heat
Example
The scorching sun began to parch the fields.
焼けつくような太陽が畑を乾かし始めました。
C2 noun /ˌkæθəˈlɪsɪti/

catholicity

普遍性, 開かれた考え
Meaning
Universality; broad-mindedness; acceptance of a wide variety of things.
Example
Her catholicity of interests makes her a fascinating person.
彼女のカトリシティな興味は、彼女を魅力的な人物にしています。
C2 adjective /ˌɪnɪkˈsprɛsəbl/

inexpressible

言葉では表現できない
Meaning
Too strong or extreme to be expressed in words.
Example
She felt inexpressible joy at the news of her success.
彼女は成功の知らせを聞いて言葉では表現できない喜びを感じた。
C2 noun /ˈɒbsɪkwiːz/

obsequies

葬儀儀式
Meaning
Funeral rites or ceremonies.
Example
The obsequies for the late leader drew thousands of mourners.
故リーダーの葬儀儀式には、数千人の弔問客が集まりました。
C2 verb /bɪˈnʌm/

benumb

麻痺させる
Meaning
to make physically numb or without sensation; to make mentally dull or insensitive
Example
The freezing wind seemed to benumb his fingers within minutes.
凍える風が数分で彼の指を麻痺させた。
C2 verb /aʊtˈraɪd/

outride

追い越す
Meaning
to ride faster, farther, or better than someone else
Example
The young rider managed to outride his competitors in the race.
若いライダーはレースで競技者たちを追い越しました。
C2 noun /fɔːn/

faun

ファウノ (神話の生き物)
Meaning
a mythological creature that is half human and half goat
Example
The sculpture depicted a playful faun dancing in the forest.
彫刻は、森の中で踊っている遊び心のあるファウンを描いていました。
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

文法ミス
Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
彼のスピーチは文法ミスと不器用なフレーズでいっぱいだった。
C2 verb /kəˈnaɪv/

connive

秘密裏に不正行為に関与する
Meaning
to secretly allow or be involved in a wrongdoing
Example
The manager connived with the supplier to cheat the company.
マネージャーは供給者と共謀して会社を騙した。
C2 noun /ˌdɛprɪˈdeɪʃən/

depredation

略奪
Meaning
An act of attacking or plundering; damage caused by such acts.
Example
The villagers feared the depredation of wild animals at night.
村人たちは夜間の野生動物の略奪を恐れていた。
C2 noun /ˈʃɪbəˌlɛθ/

shibboleth

特定のグループを識別するための表現や信念
Meaning
A custom, phrase, or belief distinguishing a particular group of people, often used to identify outsiders.
Example
The phrase became a political shibboleth during the campaign.
そのフレーズはキャンペーン中に政治的なシボレスとなった。
C2 adjective /əˈsiːtɪk/

acetic

酢酸の
Meaning
relating to or containing acetic acid; sour or vinegary in taste or smell
Example
The acetic smell of vinegar filled the kitchen.
酢の酢酸の臭いが台所に広がった。
C2 noun /dɪˈbɛntʃər/

debenture

社債
Meaning
a type of debt instrument not secured by physical assets or collateral
Example
The company raised capital by issuing debentures to investors.
その会社は投資家に社債を発行して資本を調達した。
C2 noun /moʊt/

mote

微粒
Meaning
A tiny particle or speck, especially of dust.
Example
A mote of dust floated in the sunlight.
ほこりの微粒が日光の中で浮かんでいた。
C2 verb /sɛkˈstuːpəl/

sextuple

セクストゥプル
Meaning
to make or become six times as great or as many
Example
Within two quarters, the campaign sextupled their daily sign-ups.
2つの四半期で、キャンペーンは毎日のサインアップ数を6倍にしました。
C2 verb /ˈwɪzn/

wizen

しおれる
Meaning
To become dry, shrunken, and wrinkled.
Example
The flowers began to wizen after days without water.
花は数日間水なしでしおれ始めました。
C2 adjective /ˈplændʒənt/

plangent

哀愁を帯びた、または響く音
Meaning
having a loud, mournful sound; resonant
Example
The plangent toll of the church bell echoed through the village.
教会の鐘の哀愁を帯びた音が村中に響いた。
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 noun /ˈdʒɪb.ər.ɪʃ/

gibberish

無意味な言葉
Meaning
Unintelligible or meaningless speech or writing.
Example
He was so nervous that his explanation sounded like gibberish.
彼はとても緊張していて、説明はまるでジブリッシュのように聞こえた。
C2 adjective /ˌɛfəˈvɛsənt/

effervescent

活気に満ちた
Meaning
Giving off bubbles; lively, enthusiastic, and full of energy.
Example
She had an effervescent personality that brightened every room.
彼女は部屋を明るく照らす活気に満ちた個性を持っていました。
C2 noun /ɛˌspriː də ˈkɔːr/

esprit de corps

チームスピリット
Meaning
A feeling of pride, fellowship, and loyalty shared by members of a group.
Example
The team's esprit de corps was evident in their cooperative effort.
チームのスピリットは、彼らの協力的な努力に明らかに現れていた。
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 noun /ɪnˈɛrənsi/

inerrancy

無謬性
Meaning
the belief or quality of being free from error; absolute correctness
Example
Some religious groups strongly affirm the inerrancy of their sacred texts.
いくつかの宗教団体は、自分たちの聖典の誤りのなさを強く主張しています。
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 /lɒx/ or /lɒk/

lough

湖
Meaning
An Irish or Scottish word for a lake or sea inlet.
Example
The fishermen lived by the lough for generations.
漁師たちは世代を超えて湖の近くに住んでいました。
C2 noun /ˈmænˌiː.tər/

man-eater

人食い
Meaning
An animal that kills and eats humans; informally, a woman who is very assertive in relationships.
Example
The tiger became a notorious man-eater in the village.
その虎は村で悪名高い人食いとなった。
C2 adjective /ˈsɜːrkəmskraɪbd/

circumscribed

制限された
Meaning
restricted or limited in scope or freedom
Example
Her freedom of choice was circumscribed by social rules.
彼女の選択の自由は社会的なルールによって制限されていた。
C2 noun /ænˈtɪpədiːz/

antipodes

Meaning
places on opposite sides of the Earth; also refers to things that are direct opposites
Example
Australia and Britain are often considered antipodes of each other.