disjunctive
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 adjective /dɪsˈdʒʌŋktɪv/

disjunctive

選択的
Meaning
Serving to separate or divide; expressing a choice between alternatives.
Example
In grammar, 'or' is a disjunctive conjunction.
文法では、'または' は選択的接続詞です。
C2 noun /ˈɪndələns/

indolence

怠惰
Meaning
Avoidance of activity or exertion; laziness.
Example
His indolence kept him from finishing the project on time.
彼の怠惰は彼が時間通りにプロジェクトを完成させるのを妨げました。
B2 noun /æʃ/

ash

灰
Meaning
the powdery residue left after the burning of a substance
Example
After the fire, only ash remained of the house.
火事の後、家の灰だけが残った。
C1 adjective /rɪˈsɔːrs ɪˈfɪʃ.ənt/

resource-efficient

資源効率的
Meaning
Using resources in a way that minimizes waste and maximizes productivity.
Example
Resource-efficient farming conserves water and energy.
資源効率的な農業は、水とエネルギーを節約します。
C1 adverb /ˈnoʊɪŋli/

knowingly

故意に
Meaning
in a way that shows you are aware of something; intentionally
Example
She knowingly kept the secret from her friends.
彼女は故意に友達に秘密を隠しました。
B1 noun /ˈmʌðər ˈlæŋɡwɪdʒ/

mother language

母語
Meaning
the first language a person learns from childhood; native language
Example
Children learn best when they are taught in their mother language.
子どもは母語で学ぶと最もよく理解する。
C2 noun /ˈmɔɪəti/

moiety

半分または部分
Meaning
One of two equal parts; a half or portion.
Example
The estate was divided into two moieties between the heirs.
遺産は相続人の間で2つの部分に分けられました。
C1 noun /ˈbrɛvɪti/

brevity

Meaning
Concise and exact use of words in writing or speech.
Example
The brevity of the speech kept the audience engaged.
A1 noun /ˈhʌzbənd/

husband

夫
Meaning
A married man regarded in relation to his spouse.
Example
Her husband is very supportive of her career.
彼女の夫は彼女のキャリアを非常に支援しています。
C2 noun /ˌmɛtəmˌsaɪˈkoʊsɪs/

metempsychosis

魂の転生
Meaning
The supposed transmigration of the soul, especially its reincarnation after death.
Example
Ancient philosophers often debated the idea of metempsychosis.
古代の哲学者たちは、しばしば魂の転生について議論していました。
B1 noun /ˈædʒɪktɪv/

adjective

形容詞
Meaning
a word that describes or modifies a noun by giving more information about its quality, quantity, or state
Example
The adjective in the sentence adds more detail to the noun.
形容詞は名詞に詳しい情報を加えます。
C2 noun /ˈsɛntɔːr/

centaur

ケンタウロス
Meaning
A mythological creature with the upper body of a human and the lower body of a horse.
Example
The centaur is a well-known figure in Greek mythology.
ケンタウロスはギリシャ神話においてよく知られた存在です。
B2 adjective /ˈstɜːrdi/

sturdy

頑丈
Meaning
strongly and solidly built; not easily weakened
Example
The carpenter made a sturdy wooden table.
大工は頑丈な木製のテーブルを作った。
C2 adjective /ˈtɔːrpɪd/

torpid

無気力
Meaning
Mentally or physically inactive; sluggish or lethargic.
Example
After the long hike, he felt torpid and unmotivated.
長いハイキングの後、彼は無気力でやる気が出なかった。
C2 noun /ʃiːt fɪʃ/

Sheat-fish

ナマズ
Meaning
A large freshwater catfish with a broad flat head and long barbels
Example
The sheat-fish is one of the largest freshwater fish in South Asia.
ナマズは南アジアで最大の淡水魚の一つです。
C1 noun /əˌsaɪˈniː/

assignee

受領者
Meaning
a person to whom a right or property is legally transferred
Example
The assignee of the contract is responsible for all future obligations.
契約のアサイニーはすべての将来の義務に責任を負います。
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。
B2 noun /ˈsʌm.ɪt/

summit

サミット
Meaning
A high-level meeting between leaders, especially of governments; a conference.
Example
The summit addressed pressing global issues.
サミットは緊急のグローバルな問題を取り上げました。
C2 adverb /əˈθwɔːrt/

athwart

横断, 反対
Meaning
Across or in opposition to something.
Example
A fallen tree lay athwart the road, blocking traffic.
倒れた木が道路を横断して、交通を妨げていた。
B2 adjective /ˈkɒŋ.kriːt/

Concrete

固体; 実際; 目に見える; 具体的
Meaning
solid; real; tangible; actual and specific
Example
We need concrete evidence to support our claims.
私たちは私たちの主張を支持するために具体的な証拠が必要です。
C2 noun /ˈpæntəˌskoʊp/

pantoscope

広範囲またはパノラマビューを提供する光学機器
Meaning
An optical instrument that provides a wide or panoramic view.
Example
The scientist used a pantoscope to observe the entire horizon.
科学者は全ての地平線を観察するためにパンタスコープを使用しました。
C1 adjective /ˈsæv.i/

savvy

賢い, 熟練した
Meaning
Having practical knowledge and the ability to make good judgments.
Example
She is a tech-savvy entrepreneur.
彼女はテクノロジーに詳しい起業家です。
A2 noun ˈliːdər

leader

リーダー
Meaning
A person who leads or commands a group, organization, or country.
Example
The leader inspired people.
リーダーは人々を鼓舞しました。
C2 adjective /ˌtɛmɪˈrɛəriəs/

temerarious

無謀
Meaning
Reckless or rash; showing a lack of caution.
Example
It was a temerarious decision to cross the river during the storm.
嵐の中で川を渡るのは無謀な決断だった。
B1 noun /aɪl/

aisle

通路
Meaning
a passage between rows of seats or shelves
Example
She walked down the aisle to find her seat.
彼女は席を見つけるために通路を歩いた。
B1 noun /əˈdʒen.də/

Agenda

アジェンダ
Meaning
a list of items to be discussed at a meeting; a plan of action
Example
The meeting agenda includes budget discussions.
会議のアジェンダには予算の議論が含まれています。
C1 adjective /ʌnˈvɔɪst/

unvoiced

未表現
Meaning
not expressed in speech; in phonetics, a sound produced without vocal cord vibration
Example
The student kept her opinion unvoiced during the meeting.
学生は会議中に自分の意見を未表現のままにしておいた。
C1 noun kəˈlɛktɪvɪzəm

collectivism

集団主義
Meaning
The practice or principle of giving a group priority over each individual in it.
Example
Collectivism emphasizes the importance of group over individual interests.
集団主義は、個人の利益よりもグループの利益を重視します。
B2 adjective /ˈlætər/

latter

後者
Meaning
the second of two people or things mentioned
Example
Between tea and coffee, I prefer the latter.
お茶とコーヒーの間で、私は後者を選びます。
C2 verb /ʌnˈfɛtər/

unfetter

制約から解放する
Meaning
to release from restraint or restriction; to free
Example
The new law will unfetter small businesses from excessive regulations.
新しい法律は小規模なビジネスを過剰な規制から解放します。
B2 adjective /ˈvɜː.tʃu.əl/

Virtual

バーチャル
Meaning
almost or nearly as described, but not completely or according to strict definition; existing in essence or effect, though not in fact
Example
The virtual meeting allowed participants from different countries to collaborate.
バーチャル会議は、さまざまな国からの参加者が協力することを可能にしました。
A2 noun /prɪns/

prince

王子
Meaning
a male member of a royal family, especially the son of a king or queen; a ruler of a principality
Example
The prince addressed the nation on his birthday.
王子は誕生日に国民に演説しました。
C2 noun /ˈvɪzɪdʒ/

visage

幸福
Meaning
A person's face or facial expression.
Example
Her stern visage intimidated the children.
彼女は賞を受け取ったとき、自分の幸福を隠すことができませんでした。
B2 noun /ˈaʊtˌbreɪk/

outbreak

発生
Meaning
a sudden start or occurrence of something unpleasant, like disease or violence
Example
There was an outbreak of flu in the city.
街でインフルエンザが発生した。
C2 verb /breɪz/

braze

ブレイズ
Meaning
To join two pieces of metal by heating and melting a filler metal into the joint.
Example
The mechanic brazed the broken pipe to fix the leak.
メカニックは壊れたパイプを溶接して漏れを修理しました。
B2 adjective, verb /əbˈskjʊr/

obscure

不明確
Meaning
Not clearly expressed or understood; to make something difficult to see or understand.
Example
The meaning of the poem was obscure to most readers.
詩の意味はほとんどの読者には不明確でした。
B2 noun /ˈsɛnsəs/

census

国勢調査
Meaning
An official count or survey of a population, typically recording various details of individuals.
Example
The government conducted a census to update demographic data.
政府は人口統計データを更新するために国勢調査を実施しました。
B2 verb /dɪˈskrɪmɪˌneɪt/

discriminate

Meaning
To treat someone unfairly based on race, gender, or other differences; or to recognize a distinction.
Example
The law prohibits employers from discriminating against women.
C2 noun /aɪˈoʊtə/

iota

微小な量
Meaning
An extremely small amount.
Example
He did not show an iota of fear.
彼は恐怖の一片も見せませんでした。
C1 noun ˌlaɪ.əˈbɪl.ə.ti

liability

責任
Meaning
The state of being responsible for something, especially by law; a debt or financial obligation.
Example
The company's liabilities exceeded its assets.
会社の負債は資産を上回っていました。
B2 adjective /ˈpɔɪn.tɪd/

Pointed

鋭い; 直接的で明確な
Meaning
having a sharp end; direct and unambiguous
Example
She made a pointed remark about his behavior.
彼女は彼の行動について鋭いコメントをしました。
C1 noun /ˌdɪp.ləˈmæt.ɪk ˈmaɪl.stəʊn/

diplomatic milestone

外交上のマイルストーン
Meaning
A significant achievement or important event in diplomatic relations.
Example
Hosting the summit was a diplomatic milestone.
サミットの開催は外交上のマイルストーンでした。
B1 noun ɪmˈpruːv.mənts

improvements

改善
Meaning
The action of making or becoming better; an instance of something becoming or being made better.
Example
Continuous improvements increase productivity.
継続的な改善は生産性を高めます。
C2 noun /ˈɡeɪm.stər/

gamester

プレイヤー
Meaning
A person who plays games, especially one who plays them skillfully or professionally.
Example
The old tavern was filled with gamesters competing in cards and dice.
古い酒場はカードとサイコロで競い合うプレイヤーで賑わっていました。
C1 noun /trænsˈfjuːʒən/

transfusion

輸血
Meaning
the process of transferring blood or another fluid into a person's vein
Example
The patient received a blood transfusion after the accident.
事故後、患者は輸血を受けました。
B2 verb /ˈbjuːtɪfaɪ/

beautify

美化する
Meaning
to make something more beautiful or attractive
Example
The city plans to beautify the old park with trees and lights.
その都市は木や照明で古い公園を美化する計画です。
C1 verb /həˈluːsɪneɪt/

hallucinate

幻覚を見る
Meaning
to see, hear, or sense things that are not actually present, often due to illness or drugs
Example
After taking the medicine, he began to hallucinate strange shapes.
薬を飲んだ後、彼は奇妙な形をハルシネイトし始めた。
C1 noun /əˈstrɑː.lə.dʒər/

Astrologer

占星術師
Meaning
a person who studies astrology and makes predictions based on the positions of stars and planets
Example
The astrologer predicted good fortune in her future.
その占星術師は、彼女の未来に良い運命があると予測しました。
C1 adverb /ˈiːstwədz/

Eastwards

東へ
Meaning
towards the east; in an eastern direction
Example
The river flows eastwards into the ocean.
川は東へ流れて海へ向かう。
B2 noun /ˈtruːθ.fəl.nəs/

Truthfulness

正直
Meaning
the quality of being truthful; honesty and accuracy in what one says or does
Example
Her truthfulness in the investigation helped solve the case quickly.
調査における彼女の正直さが、事件を迅速に解決するのに役立ちました。
A2 noun /dɪˈzæs.tər/

Disaster

災害
Meaning
a sudden event causing great damage or loss of life; a complete failure
Example
The earthquake was a natural disaster that affected thousands of families.
地震は自然災害で、何千もの家族に影響を与えました。
C1 adjective ˈɪn.tər.ɪm

interim

暫定的
Meaning
In or for the intervening period; provisional or temporary.
Example
Interim governments manage transitional phases.
暫定政府は移行段階を管理します。
C2 noun /ˈtɜːrnkoʊt/

turncoat

裏切り者
Meaning
a person who switches allegiance, often betraying a cause or group
Example
He was branded a turncoat after joining the rival political party.
彼はライバルの政治党に参加した後、裏切り者と呼ばれました。
C1 adjective /ˌɪnkəmˈpætəbl/

incompatible

互換性がない
Meaning
Not able to exist or work together without conflict.
Example
Their personalities were completely incompatible.
彼らの性格は完全に互換性がなかった。
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。
B1 verb /pɑːrtɪsɪˈpeɪtɪŋ/

participating

参加する
Meaning
Taking part in an activity or event.
Example
He is participating in the Antarctic expedition.
彼は南極遠征に参加しています。
B2 adjective /ˈdɒm.ɪ.nənt/

Dominant

支配的な; 影響力のある; 最も重要な
Meaning
controlling, influencing, or prevailing over others; most important or powerful
Example
The dominant player controlled the entire basketball game.
支配的な選手はバスケットボールの試合を完全に支配しました。
C2 adjective /ˈɡlɑːbjələr/

globular

球形の
Meaning
Having the shape of a globe; spherical.
Example
The scientist studied the globular cluster of stars.
科学者は球状の星団を研究しました。
C1 noun /məˈleɪz/

malaise

不調
Meaning
a general feeling of discomfort, illness, or unease whose exact cause is difficult to identify
Example
After the long journey, she felt a general malaise.
長時間の旅行の後、彼女は一般的な不調を感じました。
B2 adverb /ˈskɪl.fəl.i/

Skilfully/US: Skillfully

巧みに
Meaning
in a way that shows ability and training; expertly
Example
She skilfully painted the portrait in just two hours.
彼女は二時間で巧みに肖像を描いた。
B1 noun /ˈæŋɡl/

angle

角度
Meaning
The space between two intersecting lines or surfaces at the point where they meet.
Example
The teacher explained how to measure an angle in geometry.
先生は数学で角度を測る方法を説明しました。
C2 verb /ˈdɛsɪkeɪt/

desiccate

乾燥させる
Meaning
to dry up completely or remove the moisture from something
Example
The hot sun can quickly desiccate plants in the desert.
暑い太陽は砂漠の植物をすぐに乾燥させることができます。
B2 verb /ɪˈkwɪp/

equip

装備する
Meaning
to provide someone or something with the necessary items or skills for a task
Example
The school equipped its students with modern technology.
学校は生徒たちに最新の技術を装備させました。
A2 noun /ˈpækɪdʒ/

package

パッケージ
Meaning
a container or wrapping in which something is packed
Example
He received a package in the mail.
彼は郵便でパッケージを受け取った。
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。
C1 noun /ɡriːn ˈkəʊ.kə.nʌt/

Green Coconut

緑のココナッツ
Meaning
a young coconut with green outer shell containing refreshing coconut water
Example
We drank fresh water from a green coconut on the beach.
私たちはビーチで緑のココナッツから新鮮な水を飲みました。
B2 verb /wiːv/

weave

織る
Meaning
to make cloth by interlacing threads; to move in and out
Example
She learned to weave beautiful carpets.
彼女は美しいカーペットを織ることを学びました。
A2 noun /fəˈtɒɡrəfi/

photography

写真
Meaning
the art or practice of taking and processing photographs
Example
She studied photography in college.
彼女は大学で写真を学びました。
C1 verb /bɪˈstoʊ/

bestow

授与する
Meaning
To give or present something as a gift or honor.
Example
The king bestowed honors upon the brave soldiers.
王は勇敢な兵士に栄誉を授けました。
C2 verb /ˌnɒnˈplʌst/

nonplussed

困惑
Meaning
Past tense of nonplus; surprised and unsure how to react.
Example
He stood nonplussed at the strange remark.
彼は奇妙なコメントに困惑して立ち尽くしていた。
C1 noun /ˈwɛlˌduːər/

well-doer

善行者
Meaning
A person who does good deeds; a benefactor.
Example
The community praised the well-doer for his charity.
コミュニティはその善行者を称賛しました。
C2 adjective /ˈmɔːkɪʃ/

mawkish

過度に感傷的
Meaning
excessively sentimental, often to the point of being sickly
Example
The movie was criticized for its mawkish sentimentality.
その映画は過度に感傷的だとして批判されました。
B2 verb /kəˈmɛns/

commence

開始する
Meaning
to begin or start something
Example
The ceremony will commence at noon.
式は正午に開始されます。
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。
C1 verb /ˌdiːˈbʌŋk/

debunk

虚偽を暴露する、神話を打破する
Meaning
Expose the falseness or hollowness of (a myth, idea, or belief).
Example
Scientists debunked the myth that vaccines cause autism.
科学者たちは、ワクチンが自閉症を引き起こすという神話を打破した。
C1 noun /mɪˈlɪʃə/

militia

民兵
Meaning
a group of ordinary people who are trained to act as soldiers in emergencies
Example
The village formed a militia to defend against attacks.
村は攻撃から守るために民兵を結成した。
C1 noun dɪˈskrep.ən.siz

discrepancies

不一致
Meaning
Differences between things that should be the same
Example
Discrepancies in regulations delay progress.
規則の不一致が進行を遅らせている。
A1 adjective, adverb, verb /ˈbɛtər/

better

Meaning
of a more excellent or effective type or quality; to surpass or improve
Example
He felt better after taking the medicine.
C2 noun /ˈʃɛvrən/

chevron

V字型の記号
Meaning
A V-shaped pattern, often used in military insignia or design.
Example
The sergeant’s uniform displayed three chevrons on the sleeve.
軍曹の制服には袖に三つのシェブロンが表示されていました。
B2 noun /wɜːrld ɪnˈvaɪrənmənt deɪ/

World Environment Day

世界環境デー
Meaning
An annual global event celebrated on June 5 to raise awareness about environmental protection and encourage action for environmental conservation.
Example
World Environment Day is celebrated every year on June 5.
世界環境デーは毎年6月5日に祝われます。
B2 noun /hɔːk/

Hawk

鷹
Meaning
a bird of prey with broad wings and strong talons used for hunting
Example
The hawk soared high above the field hunting for prey.
鷹は獲物を探して畑の上を高く飛んだ。
C1 noun /ˈmoʊɡəl/

mogul

大物
Meaning
A powerful or influential person, especially in business or media.
Example
He became a tech mogul by founding a billion-dollar company.
彼は10億ドルの会社を創業してテクノロジーの大物になった。
B1 adjective /ɪnkəˈrɛkt/

incorrect

間違い
Meaning
not correct or accurate
Example
The information you provided was incorrect.
あなたが提供した情報は間違っていました。
B2 noun /ˈkaʊntərˌpɑːrt/

counterpart

対等者
Meaning
a person or thing that corresponds to or has the same function as another
Example
The CEO met with his counterpart in the partner company.
CEOはパートナー企業の対等者と会いました。
A1 noun /ˈjɛstərdeɪ/

yesterday

昨日
Meaning
the day before today
Example
Yesterday, we went to the park.
昨日、公園に行きました。
B2 verb /ˈsɪmpəθaɪz/

sympathize

同情する
Meaning
to feel sorry for someone; to understand and share someone's feelings
Example
I sympathize with your loss.
あなたの損失に同情します。
A1 noun /tʃeər/

Chair

椅子
Meaning
a separate seat for one person, typically with a back and four legs
Example
Please sit on the chair.
椅子に座ってください。
C2 noun /ˈtrɪmnəs/

trimness

整頓
Meaning
the quality of being neat, orderly, or slender and well-proportioned
Example
Her room’s trimness reflected a habit of putting everything back in its place.
彼女の部屋の整頓は、すべてを元の場所に戻す習慣を反映していた。
B1 noun /ˈvæk.juːm/

vacuum

真空
Meaning
A space entirely devoid of matter; an absence of atmosphere or content.
Example
The scientist created a vacuum chamber for the experiment.
科学者は実験のために真空室を作りました。
B2 noun /ɪnˈfɔːrsmənt/

enforcement

法執行
Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
警察は法執行の責任があります。
C1 noun, adjective /dɪˈfiːtɪst/

defeatist

敗北主義者
Meaning
A person who expects or is excessively ready to accept failure; showing a tendency to expect defeat.
Example
His defeatist attitude discouraged the rest of the team.
彼の敗北主義的な態度は、チームの他のメンバーを落胆させました。
A2 adjective /dʌtʃ/

dutch

オランダの
Meaning
relating to the Netherlands, its people, or their language
Example
She enjoys Dutch paintings from the 17th century.
彼女は17世紀のオランダの絵画を楽しんでいます。
C2 adjective /ˌsɒfəˈmɒrɪk/

sophomoric

未熟
Meaning
showing immaturity and overconfidence, like a sophomore
Example
His sophomoric behavior embarrassed his friends.
彼の未熟な行動は友人たちを恥ずかしい思いにさせた。
B1 noun fəˈsɪl.ɪ.tiz

facilities

施設
Meaning
A place, amenity, or piece of equipment provided for a particular purpose.
Example
Facilities improve industrial productivity.
施設は産業の生産性を向上させます。
B2 adverb /əˈtræktɪvli/

attractively

魅力的に
Meaning
in a pleasing or appealing way; in a manner that draws interest or admiration
Example
The room was attractively decorated with soft lights and plants.
その部屋は柔らかい照明と植物で魅力的に飾られていた。
A2 noun /dʒɔɪ/

Joy

喜び
Meaning
a feeling of great pleasure and happiness; a person or thing that causes delight
Example
The children's laughter filled the house with joy during the holiday celebration.
子供たちの笑い声は、休日の祝賀の間に家を喜びで満たしました。
C1 noun /truːp/

troupe

劇団
Meaning
A group of dancers, actors, or performers who work together.
Example
The theater troupe performed brilliantly on stage.
劇団はステージで素晴らしいパフォーマンスをしました。
A1 noun /lænd/

Land

土地; 地面
Meaning
the part of the earth's surface that is not covered by water; an area of ground, soil, or earth
Example
The farmer worked hard to cultivate his land and grow healthy crops.
農家は自分の土地を耕し、健康な作物を育てるために一生懸命働きました。
A2 verb /haɪd/

hide

隠す
Meaning
to put or keep out of sight; to conceal from view
Example
Children like to hide during games.
子供たちはゲームのときに隠れるのが好きです。
C2 adjective /dɪˈluːsɪv/

delusive

欺瞞的
Meaning
Giving a false or misleading impression; deceptive.
Example
His promises turned out to be delusive and untrustworthy.
彼の約束は欺瞞的で信頼できないことが証明されました。
B1 adverb /ˈɛlswɛr/

elsewhere

他の場所で
Meaning
In, at, or to some other place.
Example
If you can’t find it here, try looking elsewhere.
ここで見つからない場合は、他の場所で探してみてください。
C2 noun /ˈtrʌk.jʊ.ləns/

truculence

好戦的
Meaning
Aggressiveness or eagerness to fight.
Example
His speech was full of truculence and threats.
彼の演説は好戦的で脅しに満ちていた。
B1 adverb /əˈprɒk.sɪ.mət.li/

approximately

おおよそ
Meaning
used to show that something is almost, but not completely, accurate or exact
Example
The journey takes approximately three hours.
旅行はおおよそ3時間かかります。
C2 noun /ˌmɪstɪfɪˈkeɪʃən/

mystification

困惑, 神秘化
Meaning
the act of making something unclear or confusing; a state of being puzzled or bewildered
Example
The audience watched in mystification as the magician performed his tricks.
観客はマジシャンが手品を披露する間、困惑して見ていた。
C2 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 noun /juːˈkeɪs/

ukase

命令
Meaning
An authoritative decree or order, especially one issued by a sovereign or government.
Example
The czar issued a ukase restricting the freedom of the press.
ツァーは報道の自由を制限する命令を出しました。
C2 noun /æbˈsɪʒən/

abscission

葉の落下
Meaning
The natural detachment of parts of a plant, typically leaves or fruit.
Example
The autumn season is marked by the abscission of leaves from trees.
秋は木々から葉が落ちることで特徴づけられます。
C1 noun /ˈɪntrɪkəsi/

intricacy

複雑さ
Meaning
the quality of being very detailed or complicated
Example
The intricacy of the design impressed everyone.
デザインの複雑さは全員を感動させました。
B2 adjective /ˌprɒb.ləˈmæt.ɪk/

Problematic

問題のある; 問題を引き起こす
Meaning
causing problems; troublesome; difficult to deal with
Example
The new policy changes are problematic and need to be reviewed.
新しい政策変更は問題があり、再評価する必要があります。
C2 noun /pɒmˈpɒsəti/

pomposity

傲慢, 尊大
Meaning
self-important behavior or exaggerated dignity
Example
His speech was full of pomposity and arrogance.
彼のスピーチはポンポジティと傲慢で満ちていました。
C1 noun /kæsˈkeɪd/

Cascade

滝; 一連の段階や操作
Meaning
a waterfall; a succession of stages or operations
Example
The mountain cascade created a beautiful natural swimming pool below.
山の滝は下に美しい自然のスイミングプールを作りました。
A1 determiner/pronoun /əˈnʌðər/

another

もう一つ
Meaning
one more person or thing of the same type
Example
Can I have another cup of tea?
もう一杯の紅茶をいただけますか？
C2 noun /kəˈdʒoʊləri/

cajolery

お世辞
Meaning
Flattering or coaxing talk intended to persuade someone.
Example
Through cajolery, he convinced his boss to grant him a raise.
お世辞を使って、彼は上司を説得して昇給を勝ち取った。
A1 noun /ˈbrek.fəst/

Breakfast

朝食
Meaning
the first meal of the day, usually eaten in the morning
Example
I had cereal and toast for breakfast this morning.
今朝、私は朝食にシリアルとトーストを食べました。
C2 verb /ɪkˈspʌndʒ/

expunge

削除
Meaning
To erase or remove completely, often something unwanted.
Example
He managed to expunge the embarrassing memory from his mind.
彼は恥ずかしい記憶を心から消し去ることに成功しました。
C1 adverb /ˌɪnsɪˈdɛntəli/

incidentally

ちなみに
Meaning
by the way; used to introduce a remark not directly related to the main subject
Example
Incidentally, did you know that she studied in Paris?
ちなみに、彼女がパリで勉強していたことを知っていましたか？
C1 adjective /ʃruːd/

Shrewd

賢い; 鋭い; 分別のある
Meaning
having or showing sharp powers of judgment; astute
Example
The shrewd businessman made a profitable deal in the competitive market.
その賢いビジネスマンは、競争の激しい市場で利益を上げる取引をしました。
C2 noun /kənˈtraɪ.vəns/

contrivance

装置や計画
Meaning
a device or plan that is cleverly or artificially created
Example
The clock was an intricate contrivance of gears and springs.
その時計は歯車とバネの複雑な装置でした。
B2 noun /ˈspɛk.tə.kəl/

spectacle

ショー
Meaning
An impressive display or performance for viewers.
Example
The fireworks created a breathtaking spectacle in the night sky.
花火は夜空に壮大なショーを作り出しました。
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。
A2 noun /fɒks/

Fox

キツネ
Meaning
a wild animal related to dogs, with a pointed face and thick fur
Example
The red fox is known for its cunning nature.
赤いキツネはそのずる賢い性格で知られています。