bevy
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
C2 noun /ˈbɛvi/

bevy

群れ, グループ
Meaning
A large group of people or things of a particular kind.
Example
A bevy of swans floated on the lake.
一群の白鳥が湖を泳いでいた。
C2 noun /ˈblʌfər/

bluffer

はったり屋
Meaning
a person who pretends to be more confident, skilled, or knowledgeable than they really are; someone who deceives others by bluffing
Example
Everyone eventually realized that he was just a bluffer with no real experience.
彼がただのはったり屋だと皆が気づいた。
C2 verb /ˈsʌpjʊˌreɪt/

suppurate

膿が出る
Meaning
to form or discharge pus, usually as a result of infection
Example
The wound began to suppurate after a few days.
傷口は数日後に膿を出し始めました。
C2 adjective /ˈfæləbl/

fallible

誤りを犯しやすい
Meaning
capable of making mistakes or being wrong
Example
Even experts are fallible and can make errors.
専門家でさえ、誤りを犯し、エラーをすることがあります。
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 /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 /kɔːrˈteɪʒ/

cortege

葬列
Meaning
a solemn procession, especially for a funeral
Example
A cortege of mourners followed the hearse to the cemetery.
悲しみに沈んだ人々が葬列を引き連れて霊柩車を墓地に送った。
C2 verb /dɪˈbɪlɪteɪt/

debilitate

弱める
Meaning
to weaken or make someone or something infirm
Example
The long illness debilitated his strength.
長い病気が彼の力を弱めた。
C2 noun /ˈhelmz.mən/

Helmsman

舵手; キャプテン
Meaning
a person who steers a ship or boat; the person at the helm of a vessel
Example
The experienced helmsman skillfully guided the yacht through the narrow channel during the storm.
経験豊富な舵手は、嵐の中で狭い水路をヨットで巧みに導きました。
C2 noun /ˈɑːbəlɪsk/

obelisk

オベリスク
Meaning
A tall, four-sided, narrow tapering monument with a pyramid-shaped top.
Example
The ancient Egyptians built obelisks to honor their gods.
古代エジプト人は神々を讃えるためにオベリスクを建てました。
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 noun /ˈdʒaɪər/

gyre

渦, 円形海洋流
Meaning
A circular or spiral motion or form, especially a giant circular oceanic surface current.
Example
The Great Pacific Garbage Patch is trapped in a gyre.
太平洋のゴミの大きな塊は渦に閉じ込められています。
C2 noun /ɪˈfrʌntəri/

effrontery

厚顔無恥または大胆な態度
Meaning
shameless or rude boldness
Example
He had the effrontery to lie even when caught red-handed.
彼は赤手で捕まった後でも嘘をつく厚顔無恥さを持っていた。
C2 noun /ˈbrɪmˌstoʊn/

brimstone

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

osseous

骨のような
Meaning
consisting of or turned into bone; bony
Example
The fossil showed osseous structures of the ancient creature.
化石は古代の生物の骨のような構造を示しました。
C2 noun /ˈpɔːrtɛnt/

portent

前兆
Meaning
A sign or warning that something, especially something momentous or calamitous, is likely to happen.
Example
The sudden drop in stock prices was seen as a portent of economic trouble.
株価の急落は、経済的な問題の前兆として見なされました。
C2 adjective /ˈɡaɪlləs/

guileless

無邪気
Meaning
Innocent and without deceit
Example
Her guileless smile won everyone’s heart.
彼女の無邪気な笑顔は皆の心をつかみました。
C2 adjective /bjuːˈkɒlɪk/

bucolic

田園
Meaning
Relating to the pleasant aspects of the countryside and country life.
Example
They enjoyed a bucolic picnic by the river.
彼らは川沿いで田園風のピクニックを楽しみました。
C2 noun /ˈstænʃən/

stanchion

支柱
Meaning
a strong upright bar or post used as support or to control movement
Example
The red rope was attached to the stanchions to guide the crowd.
赤いロープは群衆を導くためにスタンションに取り付けられていた。
C2 noun /maɪˈæzmə/

miasma

悪臭の空気
Meaning
An unpleasant or unhealthy smell or atmosphere.
Example
A miasma of decay hung over the abandoned house.
腐敗の気配が廃墟の上に漂っていた。
C2 noun /ˈfʌstɪən/

fustian

浮かれたスピーチ
Meaning
pompous or pretentious speech or writing; originally a type of thick cloth
Example
The politician's speech was filled with fustian and empty promises.
政治家のスピーチは浮かれた言葉と空っぽの約束でいっぱいだった。
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 /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 adjective /ˈprɒɡnəθəs/

prognathous

前突顎骨
Meaning
Having jaws that project forward beyond the rest of the face.
Example
The fossil displayed a distinctly prognathous skull structure.
化石は明確に前突顎骨の構造を示していた。
C2 noun /ˌhaɪdroʊˈfoʊbiə/

hydrophobia

水恐怖症
Meaning
Extreme or irrational fear of water; historically, another name for rabies.
Example
After being bitten by a stray dog, the man was treated for hydrophobia.
野良犬に噛まれた後、その男は水恐怖症の治療を受けました。
C2 noun /ˈsuːθˌseɪər/

soothsayer

占い師
Meaning
a person who claims to predict the future
Example
The king consulted a soothsayer before going to war.
王は戦争に行く前に占い師に相談した。
C2 adjective /ˈlaɪbələs/

libelous

名誉毀損
Meaning
containing or constituting a false published statement that damages a person's reputation
Example
The article was found to be libelous and had to be retracted.
その記事は名誉毀損であると見なされ、撤回する必要があった。
C2 adjective /ˌnɒnkəˈmɪtl̩/

noncommittal

Meaning
Not expressing or showing a clear opinion, decision, or commitment.
Example
She gave a noncommittal reply when asked about her future plans.
C2 noun /ˈaɪdlər/

idler

怠け者
Meaning
A person who avoids work or spends time lazily.
Example
He was known as an idler who wasted his days.
彼は自分の時間を無駄にするアイドラーとして知られていました。
C2 adjective /ˈpɑːmi/

palmy

繁栄 / 栄光
Meaning
prosperous, flourishing, or relating to palm trees
Example
He often reminisced about the palmy days of his youth.
彼は若い頃の繁栄した日々をよく思い出していました。
C2 noun ˌfjuːmɪˈɡeɪʃən

fumigation

燻蒸
Meaning
The practice of disinfecting or purifying an area using gas or smoke.
Example
Fumigation is an effective method to control pest infestations.
消毒は害虫の侵入を制御するための効果的な方法です。
C2 noun /læŋ'ɡʊər/

Langoor

オナガザル
Meaning
a long-tailed monkey found in Asia, especially India and Southeast Asia
Example
The langoor was sitting on the tree branch eating fruits.
ラングールは木の枝に座って果物を食べていた。
C2 noun /ˌfɪziˈɒnəmi/

physiognomy

顔の特徴の分析
Meaning
the study of facial features to judge character or personality
Example
He believed in physiognomy and tried to read people's personalities from their faces.
彼はフィジオノミーを信じて、顔から人々の性格を読み取ろうとしました。
C2 noun /dreɪk/

Drake

雄鴨
Meaning
a male duck; a type of waterfowl
Example
The drake led his family of ducks across the pond.
そのドレイクは、家族のカモたちを池の向こうに連れて行きました。
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 /əˈpraɪz/

apprise

知らせる
Meaning
to inform or notify someone
Example
The manager will apprise the staff of the new policies.
マネージャーはスタッフに新しい方針について知らせます。
C2 noun /ˈtæmbər/ or /ˈtɪmbər/

timbre

音色
Meaning
The character or quality of a musical sound or voice as distinct from its pitch and intensity.
Example
Her voice had a warm timbre that soothed the audience.
彼女の声には温かみのある音色があり、聴衆を落ち着かせた。
C2 noun /bɛk/

beck

合図 / 小川
Meaning
a gesture of beckoning; a small stream or brook (chiefly Northern English)
Example
The servant came at his master's beck and call.
召使いは主人の合図に即座に来ました。
C2 noun /nɪt/

nit

シラミの卵
Meaning
The egg or young form of a louse or other parasitic insect.
Example
The teacher noticed nits in the child’s hair.
先生は子供の髪の毛にシラミの卵を見つけました。
C2 adjective /ˈɜːrsaɪn/

ursine

クマのような
Meaning
Relating to or resembling a bear.
Example
The man’s ursine strength amazed everyone.
その男のクマのような力は、みんなを驚かせました。
C2 noun /ˌɛksɪˈkreɪʃən/

execration

呪い
Meaning
An act of cursing or denouncing someone or something with hatred.
Example
The dictator’s name was spoken with execration after his fall.
独裁者の名前は、彼の転落後に呪いの言葉と共に言われました。
C2 noun /ˈplɔːdɪts/

plaudits

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

Psychographics

人々の態度、願望、その他の心理的基準に基づいて人々を研究し分類すること
Meaning
The study and classification of people according to their attitudes, aspirations, and other psychological criteria.
Example
Psychographics reveal consumer buying motives.
サイコグラフィックスは消費者の購買動機を明らかにします。
C2 adjective /hɜːrˈbeɪʃəs/

herbaceous

草本
Meaning
Relating to or resembling herbs; plants with soft, non-woody stems.
Example
The garden was filled with herbaceous plants that thrived in the summer.
庭園には夏に繁茂する草本植物で満たされていた。
C2 noun /ˌmɛtəfɪˈzɪʃən/

metaphysician

形而上学者
Meaning
A person who studies or is an expert in metaphysics.
Example
The metaphysician debated the essence of reality with his peers.
形而上学者は現実の本質について仲間たちと議論した。
C2 verb /ˈsʌbdʒʊˌɡeɪt/

subjugate

支配する
Meaning
To bring under domination or control, especially by conquest.
Example
The empire sought to subjugate the neighboring kingdoms.
帝国は隣接する王国を従わせようとした。
C2 adjective /ˌækwiˈɛsənt/

acquiescent

黙認
Meaning
ready to accept something without protest, or to do what someone else wants
Example
He gave an acquiescent smile and agreed to the plan.
彼は黙認の笑顔を見せて、計画に同意しました。
C2 noun /ˌær.əˈbɪl.ɪ.ti/

arability

耕作能力
Meaning
The quality of land being suitable for growing crops.
Example
The arability of land depends on soil quality and water availability.
土地の耕作能力は土壌の質と水の利用可能性に依存しています。
C2 adjective /ˈmʌsti/

musty

湿っぽい、カビ臭いまたは湿気のある匂い
Meaning
having a stale, moldy, or damp smell
Example
The old books had a musty odor.
古い本にはカビ臭い匂いがあった。
C2 verb /ˌoʊvərˈstraɪd/

overstride

大きな一歩で越える
Meaning
To stride over something; to step across with long steps.
Example
He managed to overstride the narrow stream with ease.
彼は狭い小川を簡単に越えることができました。
C2 adjective /pəˈrɛmptəri/

peremptory

強制的な
Meaning
Insisting on immediate attention or obedience, especially in a commanding way.
Example
The officer gave a peremptory order to evacuate the building.
その警官は建物を避難させるために強制的な命令を出した。
C2 noun /ˈkætɪˌkɪzəm/

catechism

教義問答
Meaning
A summary of religious principles often in the form of questions and answers; also a set of fixed questions or beliefs.
Example
The priest taught the children the catechism every Sunday.
司祭は毎週日曜日に子供たちにカテキズムを教えました。
C2 adjective /ˈfrɪski/

Frisky

活発な; エネルギッシュな; 遊び好きな; いたずら好きな
Meaning
lively; energetic; playful; mischievous
Example
The frisky puppy ran around the garden playfully.
その元気な子犬は庭で遊びながら走り回っていました。
C2 adjective /koʊˈtɜːr.mɪ.nəs/

coterminous

隣接
Meaning
having the same boundaries or extent in space, time, or meaning
Example
The two jurisdictions are coterminous, sharing the same borders.
これらの2つの管轄区域は隣接しており、同じ境界を共有しています。
C2 verb /ˈnɪtˌpɪk/

nitpick

Meaning
To find and criticize small or unimportant faults in someone or something.
Example
She tends to nitpick about every little detail.
C2 adjective /ˌlækəˈdeɪzɪkəl/

lackadaisical

怠惰または無関心
Meaning
lacking enthusiasm, energy, or determination; careless or lazy
Example
His lackadaisical attitude toward work annoyed his boss.
彼の怠惰な態度は、仕事に対する上司の不満を引き起こした。
C2 adjective /dɪˈkrɛpɪt/

decrepit

老朽
Meaning
worn out or weakened by age or neglect
Example
The decrepit old house was on the verge of collapse.
その老朽化した家は崩壊寸前でした。
C2 noun /ɡəˈruːlɪti/

garrulity

おしゃべり
Meaning
Excessive talkativeness, especially about trivial matters.
Example
His garrulity made it hard to focus during the meeting.
彼の多弁は会議中に集中するのを難しくした。
C2 noun /loʊm/

loam

肥沃な粘土質土壌
Meaning
Fertile soil mixture of sand, clay, and organic matter.
Example
Loam soil is ideal for agriculture due to its nutrient content.
ローム土壌は、その栄養素の含有量のため、農業に最適です。
C2 noun /hɒtʃ pɒtʃ/

Hotch potch

煮込み料理
Meaning
A mixed dish; a hodgepodge of ingredients cooked together
Example
She made a delicious hotch potch with rice, lentils, and vegetables.
彼女はご飯、レンズ豆、野菜で美味しいホッチポッチを作った。
C2 noun /ˈθiː.ɑːr.ki/

thearchy

神政政治
Meaning
Rule or government by the gods; divine sovereignty.
Example
In ancient cultures, some societies believed in thearchy where gods directly guided human affairs.
古代の文化では、いくつかの社会が神々が人間の事柄を直接導く神政政治を信じていました。
C2 noun /mjuːˈnɪfəsəns/

munificence

寛大さ
Meaning
great generosity or lavish giving
Example
The hospital was built thanks to the munificence of a wealthy donor.
病院は裕福な寄付者の寛大さのおかげで建てられました。
C2 noun /ˈɪŋkjʊbəs/

incubus

悪夢のような重荷
Meaning
An oppressive or nightmarish burden; in folklore, an evil spirit that lies upon sleeping people.
Example
Debt became an incubus that weighed heavily on the family.
借金は家族に重くのしかかる悪夢のような存在となった。
C2 verb /ˈdɛpɪleɪt/

depilate

脱毛する
Meaning
to remove hair from the skin, especially by mechanical or chemical means
Example
She decided to depilate her legs before the event.
彼女はイベントの前に足を脱毛することに決めました。
C2 adjective /ˈfiːbəlˌmaɪndɪd/

feebleminded

愚かまたは弱い精神の
Meaning
lacking intelligence or mental capacity; foolish or weak-minded
Example
The feebleminded man struggled to understand basic instructions.
その弱い精神の男性は、基本的な指示を理解するのに苦労していました。
C2 verb /ɪˈdjuːs/

educe

引き出す
Meaning
To draw out or bring forth something latent or hidden.
Example
The teacher tried to educe a response from the shy student.
教師は恥ずかしがり屋の生徒から反応を引き出そうとしました。
C2 noun /ˈblændɪʃmənt/

blandishment

お世辞
Meaning
flattering or pleasing statement or action used to persuade someone gently
Example
She used every blandishment to win his support.
彼女は彼の支持を得るためにあらゆるお世辞を使った。
C2 adjective /ˌɪrɪˈprəʊtʃəbl̩/

irreproachable

非の打ち所がない
Meaning
Beyond criticism; faultless.
Example
The judge was known for his irreproachable integrity.
その裁判官は非の打ち所がない誠実さで知られていた。
C2 noun (plural) /ˌmæk.ɪˈneɪ.ʃənz/

machinations

陰謀
Meaning
complicated and secret plans, often intended to cause harm
Example
The politician was brought down by his own machinations.
その政治家は自分の陰謀によって倒れた。
C2 noun /kaɪˈmɪərə/

chimera

キメラ
Meaning
A mythical creature with parts from different animals; also used to mean a fanciful illusion or unattainable dream.
Example
The idea of a perfect society is often a chimera.
完璧な社会のアイデアはしばしばキメラである。
C2 noun /ˈækəlaɪt/

acolyte

Meaning
a follower or assistant, especially in a religious service or as a devoted supporter of a leader
Example
The senator arrived with a small group of acolytes who handled the press.
C2 noun /ˈmɪsɪv/

missive

書簡
Meaning
a written message, especially a formal or official letter
Example
He sent a long missive to the governor.
彼は知事に長い書簡を送った。
C2 adverb /ˈdɑːrklɪŋ/

darkling

暗闇の中で
Meaning
In the dark or growing dark; dimly.
Example
The forest creatures moved darkling through the night.
森の生き物は夜に暗闇の中で動いていた。
C2 adjective /ˈklæmərəs/

clamorous

騒々しい
Meaning
making a loud and confused noise; expressing strong demands noisily
Example
The clamorous audience demanded an encore from the band.
騒々しい観客がバンドにアンコールを要求した。
C2 adjective /ˈæmbjələˌtɔːri/

ambulatory

外来患者
Meaning
Relating to or able to walk; relating to outpatient medical care.
Example
The patient is ambulatory and does not require bed rest.
その患者は外来患者で、安静が必要ありません。
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 /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 /ˈmʌɡwʌmp/

mugwump

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

anointment

塗油の儀式
Meaning
The act of anointing, usually with oil, as part of a ritual or ceremony.
Example
The anointment of the new leader was a sacred ritual.
新しいリーダーの塗油の儀式は神聖な儀式でした。
C2 adjective /ˈproʊtiən/

protean

多才多芸の
Meaning
tending or able to change frequently or easily; versatile
Example
She is a protean artist who experiments with many styles.
彼女は多才多芸のアーティストで、さまざまなスタイルを試しています。
C2 adjective /ˈfʌŋɡəs/

fungous

きのこに似た
Meaning
relating to or resembling a fungus
Example
The damp basement had a fungous smell.
湿った地下室はきのこに似た匂いがした。
C2 noun /ˌɪmpjuˈteɪʃən/

imputation

非難
Meaning
an accusation or attribution of blame
Example
The politician denied the imputation of corruption.
政治家は腐敗の非難を否定した。
C2 verb /ʧeɪf/

chafe

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

antemeridian

昼前の時間
Meaning
Relating to the time before noon; occurring in the morning.
Example
She scheduled all her important meetings during the antemeridian hours.
彼女はすべての重要な会議を昼前の時間にスケジュールしました。
C2 noun /ˈɑːrkeɪˌɪzəm/

archaism

古語
Meaning
a word, expression, or style of language that is no longer in everyday use
Example
The poem is full of archaisms that give it an old-fashioned flavor.
その詩は古語で満たされており、それが古風な味わいを与えています。
C2 noun /lʌɡˈʒʊəriəns/

luxuriance

贅沢
Meaning
abundant growth, richness, or elegance
Example
The garden was filled with the luxuriance of tropical plants.
庭は熱帯植物の贅沢で満たされていた。
C2 noun /ˌbædɪˈnɑːʒ/

badinage

冗談、遊び心のある会話
Meaning
Playful and humorous conversation; banter.
Example
The friends enjoyed a light badinage over coffee.
友達はコーヒーを飲みながら軽い冗談を楽しみました。
C2 noun /ˈoʊpiət/

opiate

Meaning
a drug containing opium or its derivatives, used to relieve pain or cause sleep
Example
The doctor prescribed an opiate to relieve the patient's pain.
C2 adjective /ɪnˈdɛkərəs/

indecorous

不作法
Meaning
Not in keeping with good taste and propriety; improper.
Example
His indecorous behavior shocked the audience.
彼の不作法な振る舞いは観客を驚かせた。
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 /ˈpeɪli/

paly

縞模様
Meaning
striped with different colors, usually used in heraldry
Example
The knight’s shield was decorated with paly stripes of red and gold.
騎士の盾には赤と金の縞模様が飾られていた。
C2 adjective /juːˈdʒɛnɪk/

eugenic

優生学的
Meaning
Relating to or aiming at improving the genetic quality of a population.
Example
In the early 20th century, some scientists supported eugenic policies.
20世紀初頭、一部の科学者は優生学的な政策を支持した。
C2 noun /ˈjuːfəni/

euphony

ユーフォニー
Meaning
The quality of being pleasing to the ear, especially through harmonious combination of words.
Example
The orator's speech was full of euphony and rhythm.
演説者のスピーチはユーフォニーとリズムで満ちていた。
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

アクアポニックス
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
アクアポニックスは魚と植物の農業を統合することによって水を効率的に利用します。
C2 noun /ˈstiː.vəˌdɔːr/

stevedore

荷役作業員
Meaning
A person employed to load and unload cargo from ships.
Example
The stevedores worked tirelessly to unload the cargo before dawn.
荷役作業員たちは夜明け前に貨物を下ろすために疲れ知らずに働いた。
C2 noun /ˈkæt.kɪn/

Catkin

ネコヤナギ
Meaning
a drooping, often tasseled cluster of small flowers found on willow and birch trees
Example
The willow tree's catkins swayed gently in the spring breeze.
柳の木のネコヤナギが春の風に揺れていた。
C2 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 /ɪˈmɪsəbl/

immiscible

不混和
Meaning
Describes liquids that do not mix together.
Example
Oil and water are immiscible liquids.
油と水は不混和の液体です。
C2 noun /ˌmɒnəˈmeɪniə/

monomania

Meaning
Excessive concentration or obsession with a single subject or idea.
Example
His monomania for collecting stamps worried his family.
C2 verb /ɪkˈspɒstjʊleɪt/

expostulate

反対する
Meaning
to express strong disapproval or disagreement
Example
She expostulated with her friend about the risky decision.
彼女は友人に対してリスクのある決定について反対しました。
C2 adjective /ˌæntɪˈθɛtɪkəl/

antithetical

対照的な
Meaning
Directly opposed or contrasted; mutually incompatible.
Example
His views were antithetical to the values of the organization.
彼の見解は組織の価値観と真逆でした。
C2 noun /traɪst/

tryst

秘密の逢引
Meaning
a private romantic meeting between lovers
Example
They arranged a secret tryst in the park.
彼らは公園で秘密の逢引を手配した。
C2 adjective /ˈdʌktaɪl/

ductile

延性
Meaning
capable of being stretched into a thin wire without breaking; easily influenced
Example
Gold is a very ductile metal.
金は非常に延性のある金属です。
C2 adjective /juːˈnɪsənənt/

unisonant

調和の取れた
Meaning
Sounding together or in harmony.
Example
The unisonant voices created a powerful effect.
調和の取れた声が強力な効果を生み出した。
C2 adjective /rɪˈdjuːsəbl̩/

reducible

Meaning
capable of being simplified, lessened, or made smaller
Example
The problem is complex but reducible to a few basic principles.
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 /ˈtʃɜːrlɪʃ/

churlish

無礼
Meaning
Rude in a mean-spirited and surly way.
Example
It would be churlish to refuse her kind invitation.
彼女の親切な招待を断るのは無礼だろう。
C2 verb /əbˈtruːd/

obtrude

押し付ける
Meaning
to force oneself or one's ideas into a situation uninvited or inappropriately
Example
He didn’t want to obtrude into their private conversation.
彼は彼らのプライベートな会話に押し付けたくなかった。
C2 adjective /sɒmˈnɪfərəs/

somniferous

眠気を引き起こす
Meaning
Tending to induce sleep; soporific.
Example
The professor's somniferous lecture put half the class to sleep.
教授のソムニフェラスな講義はクラスの半分を眠らせた。
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 noun /ɪnˈsɪpiəns/

incipience

始まり
Meaning
the beginning or initial stage of something
Example
The project was still in its incipience when funding was approved.
資金提供が承認された時、プロジェクトはまだその始まりの段階にありました。
C2 noun /sɪˈmɪlɪtjuːd/

Similitude

類似性; 類似
Meaning
the quality or state of being similar; resemblance
Example
The similitude between the two paintings suggested they were by the same artist.
2つの絵の間の類似性は、それらが同じアーティストによって描かれたことを示唆していました。
C2 noun /ˈdeɪ.mæn/

day-man

日雇い労働者
Meaning
a worker employed by the day; a day laborer
Example
The farmer hired a day-man to help with the harvest.
農家は収穫を手伝うために日雇い労働者を雇いました。
C2 noun /jɔːr/

yore

過去
Meaning
Time long past; bygone days.
Example
Legends of yore still inspire people today.
過去の伝説は今でも人々に影響を与え続けています。
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 adjective /ˌmædʒɪˈstɪəriəl/

magisterial

権威的
Meaning
Having the characteristics of a master or authority; commanding and dignified.
Example
The professor spoke in a magisterial tone during the lecture.
教授は講義中に権威的な口調で話しました。
C2 noun /əˈluːviən/

alluvion

アリュビオン
Meaning
The gradual increase of land by the deposit of soil from water; also, a flood or overflow of water.
Example
The river’s alluvion added new fertile land to the village fields.
川のアリュビオンは村の畑に新しい肥沃な土地を加えました。
C2 noun /ˈbrɪtɪˌsɪzəm/

briticism

イギリス英語の単語または特徴
Meaning
a word, phrase, or characteristic feature of British English
Example
The word 'lorry' is a well-known Briticism.
'lorry' という言葉はよく知られているブリティシズムです。
C2 verb /əˈsɛvəˌreɪt/

asseverate

断言する
Meaning
to affirm or declare positively and earnestly
Example
He asseverated that he had never seen the man before.
彼はその男を以前見たことがないと断言した。
C2 adverb /əˈmʌk/

amuck

無秩序に
Meaning
in a frenzied, uncontrolled, or chaotic manner
Example
The bull ran amuck through the village.
雄牛は村を無秩序に走り回った。
C2 adjective /fɪˈdjuːʃəl/

fiducial

信頼の、基準点として機能する
Meaning
based on trust or confidence; serving as a standard of reference
Example
The fiducial point on the map ensures accurate measurements.
地図上のフィデュシャルポイントは正確な測定を確保します。