electrolysis
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C2 noun /ɪˌlɛkˈtrɑː.lə.sɪs/

electrolysis

電解
Meaning
A chemical decomposition produced by passing an electric current through a liquid or solution.
Example
Electrolysis is used to separate hydrogen from water.
電解は水から水素を分離するために使用されます。
C2 noun /ˈvaɪnəri/

vinery

ぶどう園
Meaning
A place where vines are cultivated, especially a vineyard or greenhouse for vines.
Example
The old vinery was filled with grapevines.
古いぶどう園はぶどうのつるでいっぱいでした。
C2 verb /ˈæbnɪˌɡeɪt/

abnegate

放棄する
Meaning
to deny or renounce something, especially a right or desire
Example
She chose to abnegate her personal interests for the sake of the team.
彼女はチームのために自分の個人的な利益を放棄することを選びました。
C2 noun /ˌmɪn.ɪˈstreɪ.ʃən/

ministration

奉仕
Meaning
The act of providing care, assistance, or religious service.
Example
She recovered thanks to the kind ministrations of the nurses.
彼女は看護師の親切な奉仕のおかげで回復した。
C2 noun /ɡaɪl/

guile

策略
Meaning
Cleverness or cunning used to achieve a goal, often in a deceptive way
Example
He used guile to win the negotiation.
彼は交渉で勝つために策略を使った。
C2 adjective /ˈsiːmi/

seamy

低劣な、陰湿な
Meaning
Morally degraded, unpleasant, or sordid.
Example
The novel reveals the seamy side of city life.
その小説は都市生活の裏面を明らかにします。
C2 noun /rɪˈvaɪ.zəl/

revisal

改訂
Meaning
The act of revising, reviewing, or making changes to something.
Example
The revisal of the contract took longer than expected.
契約の改訂には予想以上の時間がかかりました。
C2 noun /ˈmeɪdənˌhʊd/

maidenhood

処女性
Meaning
The state of being a maiden; girlhood or virginity.
Example
The poem celebrated the innocence of maidenhood.
その詩は処女性の無垢を讃えました。
C2 noun /ˌtɜːdʒɪvərˈseɪʃən/

tergiversation

回避, 二重性
Meaning
Evasion of straightforward action or speech; changing sides or being inconsistent.
Example
The politician’s tergiversation frustrated his supporters.
その政治家のタージヴァーセイションは彼の支持者を失望させた。
C2 noun /ˈdɔːrmər/

dormer

ドーマー窓
Meaning
A window that projects vertically from a sloping roof.
Example
The old house had a dormer overlooking the garden.
その古い家には庭を見下ろすドーマー窓がありました。
C2 noun /ˈbɒnəmi/

bonhomie

友好
Meaning
Cheerful friendliness and geniality.
Example
The meeting was filled with laughter and bonhomie.
会議は笑いと友好で満ちていた。
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 /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 verb /ˌdɪsɪnˈfræntʃaɪz/

disenfranchise

権利を奪う
Meaning
To deprive someone of the right to vote or other rights.
Example
The new law could disenfranchise thousands of voters.
新しい法律は何千人もの有権者を投票権から外す可能性があります。
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 adjective /ˈædɪˌpoʊs/

adipose

脂肪の
Meaning
Relating to or consisting of animal fat; fatty.
Example
The doctor explained that the tissue was mainly adipose in nature.
医者は、組織が主に脂肪性であることを説明しました。
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 noun /ˈɡoʊld.moʊ.hɜːr/

Goldmohur

黄花木
Meaning
A tropical tree with bright orange-red flowers, also known as flame tree or royal poinciana
Example
The goldmohur tree bloomed beautifully in the summer heat.
夏の暑さの中で、ゴールドモフルの木は美しく花を咲かせた。
C2 noun /ˌkʌl.pəˈbɪl.ɪ.ti/

culpability

有罪
Meaning
responsibility for a fault or wrong; blameworthiness
Example
The jury considered his level of culpability in the crime.
陪審員はその犯罪における彼の有罪の程度を考慮しました。
C2 adjective /ˌvɪtriˈɑːlɪk/

vitriolic

痛烈な批判
Meaning
filled with bitter criticism or malice
Example
His vitriolic remarks hurt everyone in the room.
彼の痛烈なコメントは部屋の中の皆を傷つけました。
C2 noun /ˈɡʌp.i fɪʃ/

Guppy fish

グッピー
Meaning
a small colorful freshwater fish popular in aquariums, known for its vibrant colors and easy breeding
Example
The guppy fish is perfect for beginners who want to start an aquarium.
グッピーは、水槽を始めたい初心者にぴったりです。
C2 verb /ˈsɛreɪt/

serrate

ギザギザの縁を作る
Meaning
To make a saw-toothed edge or notched margin.
Example
The craftsman serrated the knife blade for better cutting.
職人はより良い切断のためにナイフの刃をセレイトしました。
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 verb /skʌlk/

skulk

Meaning
to move or hide secretly, often because you are planning something bad or are feeling guilty
Example
He tried to skulk in the shadows to avoid being seen.
C2 noun /ˈrɛdʒɪsaɪd/

regicide

王殺し
Meaning
the act of killing a king
Example
The conspirators were executed for committing regicide.
陰謀者たちは王殺しを犯したため、処刑されました。
C2 adjective /ˌmæləˈdrɔɪt/

maladroit

不器用
Meaning
clumsy or awkward in movement or behavior
Example
His maladroit attempt at fixing the chair made it worse.
椅子を修理しようとした彼の不器用な試みは、さらに悪化させた。
C2 adjective /ˈtɜːrdʒɪd/

turgid

膨らんだ, 大げさな
Meaning
Swollen or distended; (of language) pompous and overcomplicated.
Example
The professor’s lecture was so turgid that many students lost interest.
教授の講義はあまりにも大げさすぎて、多くの学生が興味を失いました。
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 /ˈkɒndaɪn/

condign

相応しい
Meaning
deserved, appropriate, and fitting (especially punishment)
Example
The criminal received condign punishment for his crimes.
犯人は自分の罪にふさわしい罰を受けた。
C2 noun /ˈprɒvəndər/

provender

家畜用の餌
Meaning
food or provisions, especially for livestock
Example
The barn was filled with provender for the cattle.
納屋は家畜用の餌でいっぱいだった。
C2 adjective/noun /haɪˈbɜːrniən/

hibernian

アイリッシュ
Meaning
Relating to Ireland or the Irish.
Example
He enjoyed reading about Hibernian culture and history.
彼はハイバーニアン文化と歴史について読むのが好きでした。
C2 verb /kəˈnoʊt/

connote

示唆する
Meaning
To suggest or imply an additional meaning beyond the literal one.
Example
The word 'youthful' connotes energy and vitality.
「若々しい」という言葉はエネルギーと活力を示唆します。
C2 noun /ˌprɛsiˈɒsɪti/

preciosity

過度の洗練
Meaning
Excessive refinement or affected elegance in language, style, or behavior.
Example
The author's preciosity made the novel difficult to read for some audiences.
著者の過度の洗練は、いくつかの読者にとって小説を読みづらくしました。
C2 noun /ˈpɒtˌbɔɪlə/

potboiler

安物の作品
Meaning
a book, play, or film produced quickly to make money rather than for artistic value
Example
The novel was dismissed by critics as a mere potboiler.
その小説は批評家によってただの安物の作品だと退けられた。
C2 verb /poʊˈtɛnʃiˌeɪt/

potentiate

強化する
Meaning
To increase the power, effect, or likelihood of something.
Example
Caffeine can potentiate the effects of some medicines.
カフェインは一部の薬の効果を高めることができます。
C2 noun /ˈbloʊˌhɑrd/

blowhard

自慢話をする人
Meaning
a person who brags a lot or talks in a boastful way
Example
Everyone avoided the blowhard at the party because he wouldn't stop bragging.
パーティーでみんなはその自慢話をする人を避けた。なぜなら、彼は自慢を止めなかったから。
C2 verb /ˈkæstɪˌɡeɪt/

castigate

厳しく非難する
Meaning
To criticize someone severely or to punish harshly.
Example
The teacher castigated the students for their poor behavior.
教師は生徒たちの悪い行動を叱責しました。
C2 noun /ˈdʒuː.dɪˌkeɪ.tʃər/

judicature

司法制度
Meaning
the administration of justice or the system of courts
Example
The judicature ensures that laws are fairly applied.
司法制度は法律が公平に適用されることを保証します。
C2 noun /ˈɑːr.bɪ.trɑːʒ/

arbitrage

アービトラージ
Meaning
The simultaneous buying and selling of securities in different markets to take advantage of differing prices.
Example
Investors use arbitrage to make profits in global markets.
投資家はアービトラージを利用してグローバル市場で利益を得ます。
C2 adjective /ɪˈfjuːsɪv/

effusive

感情的な
Meaning
Expressing feelings of gratitude, pleasure, or approval in an unrestrained or heartfelt manner.
Example
She gave him an effusive welcome after his long journey.
彼女は長い旅の後、彼に感情的な歓迎をした。
C2 verb /ɪnˈkʌmbər/

encumber

負担をかける
Meaning
to burden or weigh down something, making it difficult to move or progress
Example
She was encumbered by the heavy luggage during her journey.
彼女は旅行中に重い荷物に負担を感じていました。
C2 adjective /ˈθrɛdˌbɛr/

threadbare

過度な使用で薄くて擦り切れた
Meaning
Worn out and thin from too much use; shabby.
Example
His threadbare coat could not keep him warm in winter.
彼の擦り切れたコートは冬に彼を温かく保つことができませんでした。
C2 verb /kɔːk/

calk

ボートのひび割れを塞ぐ
Meaning
To make a boat or ship watertight by filling seams or cracks.
Example
The workers calked the seams of the old boat to prevent leaks.
作業員たちは古いボートの継ぎ目をコーキングして漏れを防いだ。
C2 noun /ˌdaɪələˈtɪʃən/

dialectician

弁証法の専門家
Meaning
A person skilled in dialectic or logical argument.
Example
Socrates is often considered the greatest dialectician in history.
ソクラテスはしばしば歴史上最も偉大な弁証法の専門家と見なされます。
C2 adjective /ˈtɔːni/

tawny

黄褐色
Meaning
A warm, sandy or golden-brown color.
Example
The owl's tawny feathers blended with the tree bark.
フクロウの黄褐色の羽毛は木の皮と混ざり合った。
C2 noun /lɪˈvaɪəθən/

leviathan

巨大な海の怪物
Meaning
a huge sea monster or something very large and powerful.
Example
The ship looked like a leviathan on the horizon.
その船は地平線上で巨大な海の怪物のように見えました。
C2 noun /ˈjuːər/

ewer

水差し
Meaning
a large jug with a wide mouth, especially used in the past for carrying water
Example
The servant filled the ewer with fresh water.
使用人は水差しに新鮮な水を注ぎました。
C2 noun /ˈɛkwɪpɪdʒ/

equipage

装備またはアクセサリー付きの馬車
Meaning
Equipment or a carriage with its accessories.
Example
The nobleman arrived in a grand equipage.
貴族は豪華な馬車で到着しました。
C2 verb /dɪsˈroʊb/

disrobe

服を脱ぐ
Meaning
to remove one's clothes
Example
The monk disrobed before entering the river.
僧侶は川に入る前に衣服を脱いだ。
C2 adjective /ˈhaɪd.baʊnd/

hidebound

Meaning
unwilling or unable to change because of tradition or convention
Example
He is too hidebound to accept new ideas.
C2 noun /ˈɛmɪsɛri/

emissary

使者
Meaning
A person sent on a special mission, usually as a diplomatic representative.
Example
The king sent an emissary to negotiate peace.
王は平和交渉のために使者を送った。
C2 noun /ˈlɪbərəlɪst/

liberalist

リベラリスト
Meaning
a person who supports liberal ideas and principles
Example
He is a well-known liberalist advocating human rights.
彼は人権を擁護することで知られるリベラリストです。
C2 verb /bɪˈhuːv/

behoove

誰かが何かをすることが必要または適切である
Meaning
to be necessary, proper, or appropriate for someone to do
Example
It would behoove you to study before the exam.
試験の前に勉強することが必要です。
C2 noun /ˌɒnəˈreəriəm/

honorarium

謝礼
Meaning
A payment given for professional services that are rendered without a fee.
Example
The guest lecturer received an honorarium for her talk.
ゲスト講師は彼女の講演に対して謝礼を受け取った。
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 /ɡriːn ˈdʒækfruːt/

Green Jackfruit

グリーンジャックフルーツ
Meaning
unripe fruit of the jackfruit tree, commonly used as a vegetable in cooking
Example
Green jackfruit is often used in curries and stews.
グリーンジャックフルーツはカレーやシチューに使われることがよくあります。
C2 adjective /ˈkʌsɪd/

cussed

頑固
Meaning
Annoyingly stubborn or difficult.
Example
He was too cussed to admit his mistake.
彼は自分の間違いを認めるには頑固すぎた。
C2 noun /ˈɛdi/

eddy

渦巻き
Meaning
A circular movement of water, air, or smoke, counter to the main current, causing a small whirlpool or turbulence.
Example
The canoe was caught in an eddy near the rocks.
カヌーは岩の近くで渦巻きに巻き込まれた。
C2 adjective /ˈfɛstəl/

festal

祭りの、祝祭的な
Meaning
relating to a festival or celebration
Example
The hall was decorated in a festal manner for the wedding.
結婚式のためにホールは祭りのように飾られていました。
C2 noun /ˈsɛnʃəns/

sentience

感覚能力
Meaning
The capacity to feel, perceive, or experience subjectively.
Example
Many argue that animals possess sentience.
多くの人々は動物が感覚能力を持っていると主張しています。
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 /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 noun (compound/erroneous entry) /ɪnˈɛksərəbl ɑːrmi/

inexorableinexorablearmy

止められない軍隊
Meaning
This appears to be a corrupted or concatenated form; interpreted as 'inexorable army' — an unstoppable or relentless force.
Example
The rebels feared the inexorable army approaching their stronghold.
反乱軍は自分たちの砦に近づいてくる止められない軍隊を恐れていた。
C2 adjective /ɪˈmɛrɪtəs/

emeritus

名誉教授
Meaning
having retired but allowed to retain their title as an honor
Example
He is a professor emeritus at the university.
彼は大学の名誉教授です。
C2 noun /ˈpɒsi/

posse

ギャング / 友達グループ
Meaning
A group of people, often friends or a group organized to support or enforce the law.
Example
He arrived at the party with his posse of friends.
彼は友達グループと一緒にパーティーに到着しました。
C2 noun /ɪmˈpruː.dəns/

Imprudence

無分別; 不注意; 軽率
Meaning
the quality of being imprudent; lack of care for consequences; recklessness
Example
His financial imprudence led to bankruptcy within just two years.
彼の財務の無分別は、わずか2年で破産を招いた。
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 verb /ˌweɪˈleɪ/

waylay

突然立ち止まる / 攻撃する
Meaning
to stop or interrupt someone unexpectedly, often to attack or detain them
Example
He was waylaid by reporters as he left the courthouse.
彼は裁判所を出るとき、記者に道を遮られた。
C2 adjective /ˈlɪɡ.ni.əs/

ligneous

木質の
Meaning
having the texture or appearance of wood; woody
Example
The ligneous stem supported the heavy flowers.
木質の茎が重い花を支えました。
C2 noun /ˌpɛkəˈdɪloʊ/

peccadillo

小さな過ち
Meaning
a small or minor fault or sin
Example
Forgetting to call was just a small peccadillo, not a serious mistake.
電話をかけ忘れるのはただの小さな過ちで、重大なミスではありません。
C2 adjective /ˈven.tʃər.əs/

Venturous

冒険的な; 大胆な
Meaning
willing to take risks; adventurous; bold
Example
The venturous explorer climbed the dangerous mountain.
冒険的な探検家は危険な山を登った。
C2 adjective /ˈɛksɪdʒənt/

exigent

緊急
Meaning
demanding immediate action or attention; urgent
Example
The patient’s exigent condition required immediate surgery.
患者の緊急状態は即時の手術を必要としました。
C2 noun /ˈbaɪəˌɡræf/

biograph

伝記
Meaning
A written account of a person's life; an early motion-picture projector (historical use).
Example
The library holds an old biograph of the poet.
図書館には詩人の古い伝記があります。
C2 noun /əˌkædəˈmɪʃən/

academician

学者
Meaning
a member of an academy; a scholar or expert in a field of study
Example
The academicians gathered to discuss the future of education.
学者たちは教育の未来について話し合った。
C2 adjective /ˈluːsənt/

lucent

光輝
Meaning
shining or glowing with light
Example
The lucent stars brightened the night sky.
光輝を放つ星々が夜空を明るく照らした。
C2 verb /dʒaʊst/

joust

Meaning
to engage in a medieval contest on horseback with lances; to compete or argue
Example
The knights prepared to joust in front of the cheering crowd.
C2 verb /ˈseɪʃiˌeɪt/

satiate

満たす
Meaning
To satisfy fully, especially with food or desire.
Example
The large meal satiated his hunger.
大きな食事が彼の空腹を満たしました。
C2 verb /priːˈfɪɡjər/

prefigure

前兆を示す
Meaning
to represent, show, or foreshadow something in advance
Example
The economic reforms prefigure major social changes.
経済改革は大きな社会変革を予兆しています。
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 verb /ˈkɒr.ʌ.skeɪt/

coruscate

きらめく
Meaning
to sparkle or flash brightly
Example
The fireworks coruscated across the night sky.
花火は夜空に向かってきらめいた。
C2 noun /ˈfeɪlæŋks/

phalanx

ファランクス
Meaning
A group of people or things arranged in a compact, close formation; also an ancient Greek military formation.
Example
A phalanx of reporters waited outside the courthouse.
報道陣のファランクスが裁判所の外で待っていた。
C2 verb /daʊz/

dowse

水や鉱物を占いの棒で探す; または液体で浸すまたは消火する。
Meaning
To search for underground water or minerals using a divining rod; also to drench or extinguish with liquid.
Example
The farmer tried to dowse for water in the dry field.
農夫は乾燥した畑で水を探すためにダウズしようとした。
C2 noun /ˈfrɔːdjʊləns/

fraudulence

詐欺
Meaning
The quality or state of being fraudulent; deceitfulness.
Example
The audit revealed fraudulence in the financial statements.
監査は財務諸表における詐欺を明らかにしました。
C2 noun /ˈdʒɒlɪti/

jollity

楽しさ
Meaning
lively and cheerful activity or celebration
Example
The wedding was full of jollity and laughter.
結婚式は楽しさと笑いに満ちていました。
C2 adjective /ˌsuːprəˈmʌndeɪn/

supramundane

超俗的
Meaning
beyond the physical or ordinary world; transcendent
Example
The monk spoke of supramundane peace beyond material life.
僧侶は物質的な生活を超えた超俗的な平和について話しました。
C2 verb /həˈmɑː.dʒə.naɪz/

homogenize

均質化
Meaning
To make uniform or similar by blending or mixing different elements.
Example
The company tried to homogenize its products across global markets.
その会社は世界市場で製品を均質化しようとしました。
C2 adjective /ˈkɒs.ɪ.tɪd/

cosseted

甘やかされた
Meaning
pampered, treated with excessive care and attention
Example
The cosseted child always got what he wanted.
甘やかされた子供は、いつも欲しいものを手に入れていた。
C2 adjective /ɪmˈpɒndərəbl̩/

imponderable

計り知れない
Meaning
Something difficult or impossible to estimate, assess, or understand
Example
The outcome of the election depends on many imponderable factors.
選挙の結果は、多くの計り知れない要因に依存しています。
C2 noun vəˈlɪʃən

volition

意志
Meaning
The faculty or power of using one's will; the power of choosing or determining.
Example
She left the job of her own volition.
彼女は自分の意思で仕事を辞めました。
C2 noun /friːz/

frieze

フリーズ
Meaning
a decorative horizontal band, often sculpted or painted, usually on a wall near the ceiling
Example
The frieze above the entrance depicts scenes from ancient mythology.
入口上のフリーズは古代神話のシーンを描いています。
C2 noun /priːˈɛmɪnəns/

preeminence

卓越
Meaning
The fact of surpassing all others; superiority.
Example
The university has gained preeminence in medical research.
その大学は医学研究において卓越性を獲得しました。
C2 verb /ɛnˈfrænˌtʃaɪz/

enfranchise

幸福
Meaning
To grant the right to vote or other rights of citizenship.
Example
The new law enfranchised thousands of people.
彼女は賞を受け取ったとき、自分の幸福を隠せませんでした。
C2 adjective /rɪˈfrɪndʒənt/

refringent

屈折性
Meaning
Capable of refracting light or other waves.
Example
The refringent properties of the crystal bent the light into a spectrum.
結晶の屈折性の特性は光をスペクトルに曲げました。
C2 noun /dəˈkɔɪt/

Dacoit

盗賊
Meaning
a member of an armed gang of robbers; a bandit, especially in India and Myanmar
Example
The village was terrorized by a gang of dacoits who robbed travelers.
その村は、旅行者を強盗した強盗団によって恐怖に陥れられました。
C2 verb /ˈflædʒəˌleɪt/

flagellate

鞭打つ、または罰として自分を鞭打つ
Meaning
to whip or flog someone, either literally or as a form of punishment or self-discipline
Example
In history, some monks would flagellate themselves as penance.
歴史の中で、一部の修道士は悔い改めとして自分をフラジェレイトしていた。
C2 noun /əˈkʌmpənɪst/

accompanist

伴奏者
Meaning
A person who plays a musical instrument to support a singer or another musician.
Example
The pianist served as the accompanist for the singer during the concert.
コンサート中にピアニストは歌手の伴奏者として活躍しました。
C2 noun /ɡæf/

gaff

間違い
Meaning
A social blunder or mistake; also a hook or device used in fishing or theater.
Example
He made a major gaff during the meeting by forgetting the client's name.
会議中に彼は顧客の名前を忘れて大きな間違いを犯した。
C2 noun /ˌæpəˈrɪʃən/

apparition

幻影
Meaning
A ghostly figure or an unusual or unexpected appearance.
Example
The children were frightened by the sudden apparition in the old house.
子供たちは古い家で突然現れた幻影に驚きました。
C2 noun /ˈɔːrɪndʒfɪn ˈleɪbiːoʊ/

Orangefin labeo

オレンジフィンラベオ
Meaning
a freshwater fish species native to South Asian rivers, commonly found in Bangladesh and India
Example
The orangefin labeo is an important food fish in Bangladesh.
オレンジフィンラベオはバングラデシュで重要な食用魚です。
C2 verb /fɪˈneɪɡəl/

finagle

巧妙さや騙しで物を得る
Meaning
to obtain something by cleverness or trickery
Example
He finagled a free ticket by pretending to be a VIP guest.
彼はVIPゲストだと偽って無料チケットを手に入れた。
C2 noun /kænˈtoʊnmənt/

Cantonment

軍事基地
Meaning
a military base or permanent military station
Example
The soldiers lived in the cantonment outside the city.
兵士たちは街外の軍事基地で生活していました。
C2 adjective, noun /bɪˈtroʊðd/

betrothed

婚約者
Meaning
Engaged to be married; a person who is engaged.
Example
She introduced him as her betrothed.
彼女は彼を婚約者として紹介しました。
C2 noun /ˈprɒsɪlaɪt/

proselyte

改宗者
Meaning
A person who has converted from one belief, opinion, or religion to another.
Example
She became a proselyte after converting to a new faith.
彼女は新しい信仰に改宗した後、改宗者になった。
C2 verb /dɪˈfreɪ/

defray

費用を負担する
Meaning
to provide money to pay the costs of something
Example
The grant will help defray the cost of education.
その助成金は教育費用の負担を助けます。
C2 noun /ˈfiːæt/

fiat

命令、布告
Meaning
an official order or decree; authoritative command
Example
The new policy was enacted by royal fiat.
新しい政策は王の命令で実施されました。
C2 noun /ˈkær.ə.weɪ siːdz/

Caraway seeds

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

offish

無愛想
Meaning
Unfriendly, distant, or reserved in manner.
Example
He seemed offish at the party and avoided most conversations.
彼はパーティーで無愛想に見え、大半の会話を避けていました。
C2 noun /ˈɡʊrmənd/

gourmand

美食家
Meaning
A person who enjoys eating a lot or has a great appetite for food.
Example
As a true gourmand, he never missed an opportunity to try new dishes.
本物の美食家として、彼は新しい料理を試す機会を決して見逃しませんでした。
C2 verb /dɪˈsɪmjʊˌleɪt/

dissimulate

偽る
Meaning
To disguise or conceal one's true feelings or intentions.
Example
He tried to dissimulate his fear with a smile.
彼は笑顔で恐怖を隠そうとした。
C2 noun /əˈplɒm/

aplomb

Meaning
Complete and confident self-assurance or poise.
Example
She handled the difficult questions with aplomb.
C2 adjective /ˌpɑːrsɪˈmoʊniəs/

parsimonious

けち
Meaning
unwilling to spend money or use resources; stingy
Example
The company was too parsimonious to invest in better equipment.
その会社は良い設備に投資するにはあまりにもけちだった。
C2 noun /kɒŋk/

Conch

貝殻
Meaning
a large sea shell that can be used as a horn; the marine mollusk that lives in such a shell
Example
The fisherman blew the conch shell to signal the end of the day.
漁師は一日の終わりを知らせるために貝殻を吹いた。
C2 noun /riːm/

ream

リーム
Meaning
A large quantity of paper (typically 500 sheets); informally, a large amount of something.
Example
The office ordered ten reams of paper.
オフィスは10リームの紙を注文した。
C2 adjective /luːd/

lewd

下品な
Meaning
Sexually offensive, obscene, or vulgar.
Example
He was arrested for making lewd remarks in public.
彼は公共の場で下品な発言をしたため、逮捕された。
C2 noun /troʊθ/

troth

誓い, 忠誠
Meaning
Faith or loyalty when pledged in a solemn agreement or vow, especially in marriage.
Example
He pledged his troth to her before the gathering.
彼は集会の前に彼女に誓いを立てた。
C2 /ˈpæn.ə.pli/

panoply

全装備
Meaning
A complete or impressive collection of things; a full set of armor.
Example
The museum displayed a panoply of ancient weapons.
博物館は古代の武器の全装備を展示しました。
C2 noun /ˈrɛlɪkwɛri/

reliquary

聖遺物を保管する容器
Meaning
a container for holy relics
Example
The ancient reliquary was decorated with gold and precious stones.
古代のレリクエアリは金と貴重な石で飾られていました。
C2 noun /ˈbʌskɪn/

buskin

厚底ブーツ
Meaning
A type of thick-soled boot that reaches halfway to the knee; also associated with tragic drama in ancient times.
Example
The actor wore a buskin as part of his classical costume.
俳優は彼のクラシックな衣装の一部としてバスキンを履いていました。
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 noun /ˈpɛntæd/

pentad

五つ組
Meaning
A group or set of five things.
Example
The committee was divided into a pentad of working groups.
委員会は五つの作業グループに分けられました。
C2 noun ˈpɑː.stər.ə.lɪ.zəm

pastoralism

牧畜業, 草原放牧システム
Meaning
A form of animal husbandry where domesticated animals are released onto large vegetated outdoor lands for grazing.
Example
Pastoralism is a traditional way of managing livestock.
パストラリズムは伝統的な家畜管理方法です。