synchronous
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
C1 adjective ˈsɪŋ.krə.nəs

synchronous

同期
Meaning
Existing or occurring at the same time.
Example
Synchronous learning involves live online classes.
同期学習にはライブオンラインクラスが含まれています。
B1 adjective /ˈsoʊ kɔːld/

so-called

Meaning
referred to as or known by a particular name or title, often misleadingly
Example
The so-called expert couldn't answer the question.
C1 adjective /prɪm/

prim

過度に正式または適切
Meaning
stiffly formal and proper in appearance or behavior
Example
She looked prim in her neatly pressed dress.
彼女はきちんとアイロンがかけられたドレスを着てプリムに見えた。
A2 adverb /twaɪs/

twice

二回
Meaning
two times
Example
I have seen that movie twice.
その映画を二回見ました。
C2 verb /ˈlaɪ.ə.naɪz/

lionize

賛美する
Meaning
to treat someone as a celebrity or give a lot of public attention
Example
The press began to lionize the young scientist after his discovery.
彼の発見の後、メディアは若い科学者をライオナイズし始めました。
C1 noun /ˈkælkjʊləs/

calculus

微積分
Meaning
A branch of mathematics concerned with rates of change and accumulation; also a hard mineral deposit in the body such as on teeth.
Example
Calculus is essential for advanced studies in physics and engineering.
微積分は物理学と工学の高度な研究に不可欠です。
C2 noun /ˌdɪpsəˈmeɪniæk/

dipsomaniac

アルコール中毒者
Meaning
A person with an uncontrollable craving for alcoholic drinks.
Example
The novel portrayed the tragic downfall of a dipsomaniac who lost everything to alcohol.
その小説はアルコールに全てを失ったアルコール中毒者の悲劇的な転落を描いています。
B2 noun /ˈkreɪvɪŋ/

craving

強い欲求
Meaning
a strong desire for something
Example
She has a craving for chocolate every evening.
彼女は毎晩チョコレートが欲しくなる。
A2 verb /plænt/

plant

植える
Meaning
to put seeds or plants in the ground; to place something firmly
Example
She planted roses in her garden.
彼女は庭にバラを植えました。
C1 verb /ˈæn.ə.teɪt/

annotate

注釈を加える
Meaning
to add notes or comments to a text, diagram, or document for explanation or clarification
Example
The teacher asked the students to annotate the poem with their interpretations.
先生は学生に詩を解釈して注釈をつけるように頼みました。
C2 verb /ˈmæk.ɪ.neɪt/

machinate

陰謀を企てる
Meaning
to engage in plots or schemes, usually for harmful or evil purposes
Example
The rebels tried to machinate against the king.
反乱者たちは王に対して陰謀を企てようとした。
B2 noun /ˈhedʒhɒɡ/

Hedge-hog

ハリネズミ
Meaning
a small mammal with a spiny coat that can roll into a ball for defense
Example
The hedgehog rolled into a ball when it felt threatened.
ハリネズミは脅威を感じるとボールのように丸くなります。
C2 adjective /rɪˈtɪkjʊlət/

reticulate

網状
Meaning
Having a net-like pattern or structure.
Example
The leaf had a reticulate pattern of veins.
葉は網目模様の静脈がありました。
B2 noun /ˈkɒk.roʊtʃ/

Cockroach

ゴキブリ
Meaning
a flat brown insect that is commonly found in kitchens and other warm places
Example
A cockroach ran across the kitchen floor quickly.
ゴキブリが台所の床を素早く走った。
C1 verb /dɪˈpoʊz/

depose

Meaning
to remove someone from office or power, especially suddenly and forcefully
Example
The rebels managed to depose the dictator after years of unrest.
B1 adjective dɪˈleɪd

delayed

遅延
Meaning
Late or postponed; happening later than planned or expected.
Example
The Artemis mission was delayed due to technical challenges.
アルテミスミッションは技術的な課題のため遅延しました。
C1 adjective /ˌʌnəˈkaʊntəbl/

unaccountable

説明できない
Meaning
Not able to be explained or justified.
Example
She felt an unaccountable fear as she entered the dark room.
彼女は暗い部屋に入ると説明できない恐怖を感じた。
B2 noun /ˈstiː.mər/

Steamer

蒸気船
Meaning
a ship or boat powered by steam engines
Example
The old steamer crossed the river slowly.
古い蒸気船がゆっくり川を渡った。
B2 verb /ˌriː.kənˈsɪd.ər/

reconsider

再考する
Meaning
to think about something again, especially to change a decision or opinion
Example
She decided to reconsider her decision about moving abroad.
彼女は海外に引っ越すという決断を再考することに決めました。
C1 adjective /ˈliːf.ləs/

Leafless

葉のない; 裸
Meaning
without leaves; bare
Example
The leafless trees looked bare in winter.
冬には葉のない木々が裸に見えました。
C2 noun /ˌser.əˈbreɪ.ʃən/

cerebration

思考
Meaning
the process of thinking or using the brain actively
Example
The lecture sparked intense cerebration among the students.
その講義は学生たちの間で激しい思考を引き起こした。
C1 noun /ˌsæl.ɪ.naɪˈzeɪ.ʃən/

salinization

塩分増加
Meaning
The process of increasing salt content in soil.
Example
Excessive irrigation can cause salinization of farmland.
過剰な灌漑は農地の塩分増加を引き起こす可能性があります。
C2 noun /sɒp/

sop

Meaning
a concession or appeasement to pacify someone; also a piece of bread dipped in liquid
Example
The manager offered a bonus as a sop to the unhappy employees.
B2 noun /ˈpeɪtrən/

patron

後援者
Meaning
a person who gives financial or other support to a person, organization, or cause
Example
The library is supported by generous patrons.
図書館は寛大な後援者によって支えられています。
C1 adjective /ˌiːvænˈdʒɛlɪkəl/

evangelical

福音主義
Meaning
Relating to the Christian gospel, especially the teachings that emphasize personal faith and the authority of the Bible.
Example
She grew up in an evangelical church community.
彼女は福音主義の教会コミュニティで育ちました。
C2 adjective /dɪˈmɒtɪk/

demotic

一般的な言語に関する
Meaning
relating to ordinary people or everyday language
Example
The poet used demotic language to connect with common readers.
詩人は一般の読者とつながるために一般的な言語に関する言葉を使った。
B1 noun /dɜːrt/

Dirt

汚れ; 土; 不潔な物質
Meaning
a substance that makes something unclean; earth or soil; unclean matter
Example
After playing in the garden, the children were covered in dirt from head to toe.
庭で遊んだ後、子供たちは頭から足まで汚れで覆われていました。
B2 verb /sɑːb/

sob

大声で泣く
Meaning
to cry noisily while taking short breaths
Example
She began to sob uncontrollably after hearing the news.
彼女はニュースを聞いて制御できずに泣き始めました。
B1 adjective /ɪˈsɛnʃəl/

essential

必要不可欠
Meaning
Absolutely necessary; extremely important.
Example
Water is essential for life.
水は生命にとって必要不可欠です。
C1 noun /ˈkoʊhɔːrt/

cohort

コホート
Meaning
A group of people with a shared characteristic, usually of the same age or with a common experience.
Example
The study tracked a cohort of students over ten years.
その研究は10年にわたり学生のコホートを追跡しました。
C1 adjective lɪŋˈɡwɪs.tɪk

linguistic

言語学的
Meaning
Related to language or linguistics; concerning the scientific study of language.
Example
The AI model learns from linguistic patterns.
AIモデルは言語学的パターンから学習します。
C1 verb /rɪˈdrɛs/

redress

是正する
Meaning
to set right, remedy, or compensate for a wrong or grievance
Example
The company promised to redress the complaints of its customers.
その会社は顧客の苦情を是正すると約束しました。
A1 noun /kɑːrd/

card

Meaning
A small, flat piece of stiff paper or thin cardboard used for various purposes, such as identification, greetings, or playing games.
Example
She handed me her business card after the meeting.
A1 adjective /taɪəd/

Tired

疲れた
Meaning
feeling exhausted; in need of sleep or rest
Example
I am too tired to continue working.
私は仕事を続けるには疲れすぎています。
C1 noun /ˈruːdɪmənt/

rudiment

基本
Meaning
A basic principle, element, or fundamental part of something.
Example
He learned the rudiments of music before joining the band.
彼はバンドに参加する前に音楽の基礎を学びました。
A2 adverb /wenˈevər/

Whenever

いつでも
Meaning
at any time that; every time that; no matter when
Example
Call me whenever you need help.
困ったら、いつでも私に電話してください。
A2 verb /dɪˈpend/

depend

頼る
Meaning
to rely on someone or something for support
Example
Children depend on their parents for care.
子供たちは親に頼って世話を受けています。
A1 pronoun /maɪ/

my

私の
Meaning
used to indicate possession or ownership
Example
This is my book.
これは私の本です。
C2 phrase /lɛt ðɛm ˈθɪə.ri/

let them theory

彼らに好きなことを考えさせる理論
Meaning
A philosophy of not trying to control others' actions or opinions and allowing them to be themselves.
Example
He follows the Let them theory and ignores negativity.
彼は「彼らに好きなことを考えさせる理論」を実践し、否定的な考えを無視します。
C2 noun /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。
B2 verb /səˈsteɪn/

sustain

維持する
Meaning
To support, maintain, or keep something going over time.
Example
The team worked hard to sustain their success.
チームは彼らの成功を維持するために一生懸命働きました。
B1 adjective /rɪˈleɪ.tɪd/

Related

関連; 結びついている
Meaning
connected; associated; having a connection or relationship
Example
These two problems are closely related to each other.
これらの二つの問題はお互いに密接に関連しています。
C1 noun /stæɡˈneɪ.ʃən/

stagnation

停滞
Meaning
A state of inactivity or lack of growth, especially in an economy.
Example
High unemployment led to economic stagnation.
高い失業率が経済の停滞を引き起こしました。
B2 adjective /suːˈpɜːrb/

superb

素晴らしい
Meaning
extremely good; excellent
Example
The hotel provided superb service during our stay.
ホテルは私たちの滞在中に素晴らしいサービスを提供しました。
C2 verb /kædʒ/

cadge

物乞い
Meaning
To beg or obtain something, especially food or money, without paying for it.
Example
He tried to cadge a free meal from the restaurant.
彼はレストランから無料の食事を求めようとした。
C2 verb /ɪnˈθroʊn/

enthrone

戴冠する
Meaning
to install someone on a throne or to give someone high status
Example
The king was enthroned in a grand ceremony.
王は大きな儀式で即位しました。
A2 noun rɪˈpɔːt

report

報告
Meaning
An account given of a particular matter, especially in the form of an official document after thorough investigation or consideration.
Example
The report highlights critical issues.
報告は重要な問題を浮き彫りにします。
B2 verb /ɪnˈkʌmpəs/

encompass

網羅する
Meaning
To include comprehensively; to surround or encircle.
Example
The project will encompass all aspects of rural development.
そのプロジェクトは農村開発のすべての側面を網羅します。
C1 noun /ˈrʌmpəs/

Rumpus

騒動; 混乱; 騒音
Meaning
a noisy disturbance; an uproar or commotion
Example
The children caused quite a rumpus in the playground.
子供たちは遊び場でかなりの騒動を引き起こしました。
B1 noun /ˌpʌblɪˈkeɪʃən/

publication

出版
Meaning
the act of making something publicly known or available
Example
The publication of the report sparked a debate.
報告書の出版は議論を引き起こしました。
C1 noun /jɑːrn/

Yarn

糸
Meaning
spun thread used for knitting, weaving, or sewing; a long or rambling story
Example
She bought colorful yarn for knitting a sweater.
彼女はセーターを編むためにカラフルな糸を買いました。
A1 adverb /ˈjuː.ʒu.ə.li/

Usually

通常; 一般的に
Meaning
in most cases; generally; as a rule
Example
I usually wake up at 7 AM every morning.
私は通常、毎朝7時に起きます。
C2 adjective /ˈhaɪndmoʊst/

hindmost

最も後ろの
Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
隊列で最も後ろの車が最初に壊れた。
B2 noun /ˈʃɪpɪŋ/

shipping

配送
Meaning
the process of transporting goods
Example
The shipping of the products was delayed due to weather conditions.
天候条件により商品の配送が遅れました。
C2 verb /ɪˈreɪdieɪt/

irradiate

照射する
Meaning
to shine light on something; to expose to radiation; to illuminate or brighten
Example
The scientist used a lamp to irradiate the sample.
科学者はランプを使ってサンプルを照射しました。
C2 noun /ˈneɪˌseɪ.ɪŋ/

naysaying

否定的な発言
Meaning
The act of expressing negative or pessimistic views.
Example
His constant naysaying discouraged the team.
彼の絶え間ない否定的な発言はチームをがっかりさせました。
B1 adjective /ˈbrɪliənt/

brilliant

素晴らしい
Meaning
Exceptionally clever, talented, or impressive; very bright or radiant.
Example
She gave a brilliant performance on stage.
彼女はステージで素晴らしいパフォーマンスをしました。
B1 adjective /ˈɡreɪt.fəl/

Grateful

感謝している
Meaning
thankful; appreciative;
Example
I am grateful for your kindness and support.
あなたの親切とサポートに感謝しています。
C1 verb /sərˈpæs/

surpass

超える
Meaning
to exceed or go beyond
Example
Her performance surpassed all expectations.
彼女のパフォーマンスはすべての期待を上回った。
C2 verb /kənˈdəʊl/

condole

哀悼の意を表す
Meaning
To express sympathy for someone who is suffering or grieving.
Example
Neighbors came to condole with the family after the tragedy.
隣人たちは悲劇の後、家族に哀悼の意を表しに来た。
A2 noun /ˈpoʊɪt/

poet

詩人
Meaning
a person who writes poems
Example
The poet wrote about love and nature.
詩人は愛と自然について書いた。
C1 adverb /ˈhʌŋ.ɡrə.li/

Hungrily

空腹で; 欲張って; 熱心に
Meaning
in a way that shows hunger; greedily; eagerly
Example
The dog ate hungrily after not eating for hours.
犬は数時間食べていなかった後、空腹で食べました。
B1 noun /roʊˈmæns/

Romance

ロマンス
Meaning
a feeling of excitement and mystery associated with love; a love affair or relationship
Example
Their romance began when they met at the university library.
彼らの恋愛は、大学の図書館で出会ったときに始まった。
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。
C1 adjective /ʌnˈhoʊli/

Unholy

不浄な; 邪悪な; 不敬な
Meaning
wicked; sinful; profane
Example
The unholy alliance between the two companies caused public outrage.
その二つの会社の間の不浄な提携は、公共の怒りを引き起こしました。
C1 adjective /kɔɪ/

coy

控えめな, 内気な
Meaning
reluctant to give details or reveal feelings; shy or reserved
Example
She gave a coy smile when asked about her plans.
彼女は自分の計画について聞かれたとき、控えめな笑顔を見せた。
B1 noun /ˈprəʊsesɪŋ/

processing

処理
Meaning
the series of actions or steps taken to achieve a particular end, especially in data or food handling
Example
Data processing takes place in the server.
データ処理はサーバーで行われます。
A2 verb /reɪz/

raise

上げる / 増加させる
Meaning
To lift or move something to a higher position; to increase; to bring up.
Example
She raised her hand to ask a question.
彼女は質問をするために手を上げました。
B1 noun /ˈpraɪ.və.si/

Privacy

プライバシー
Meaning
the state of being alone and not watched or disturbed by other people; the right to keep your personal information secret
Example
Everyone has the right to privacy.
誰でもプライバシーを持つ権利があります。
B1 noun /ˌprɛpəˈreɪʃən/

preparation

準備
Meaning
The act of getting ready or making arrangements for something.
Example
The team made careful preparation for the presentation.
チームはプレゼンテーションのために慎重に準備をしました。
A1 noun /sʌn/

Sun

太陽
Meaning
the star around which the earth orbits; the source of light and heat for planets
Example
The sun rises in the east and sets in the west.
太陽は東から昇り、西へ沈みます。
C1 verb /ɪɡˈzæspəˌreɪt/

exasperate

いらだたせる
Meaning
to irritate or annoy intensely
Example
His constant complaints began to exasperate his coworkers.
彼の絶え間ない不満は同僚をいらだたせ始めた。
B2 noun /mɪˈθɒlədʒi/

mythology

Meaning
A collection of myths, especially belonging to a particular culture or religion.
Example
Greek mythology is filled with stories of gods and heroes.
C2 noun /ˈswɑːvɪti/

suavity

優雅さと魅力
Meaning
smoothness and charm in manner
Example
His suavity made him popular in social gatherings.
彼の優雅さと魅力は社交の場で彼を人気者にした。
C2 noun /ˌriːkəˌpɪtjʊˈleɪʃən/

recapitulation

要約
Meaning
The act of summarizing or repeating the main points of something.
Example
The professor gave a brief recapitulation of the lecture before ending the class.
教授はクラスを終える前に講義の簡単な要約を行いました。
C1 noun /moʊˈtiːf/

motif

Meaning
A recurring theme, subject, or idea in a work of art or literature.
Example
The motif of love is central to the novel.
C2 noun /ˈdʒes.tər/

Jester

道化師; ピエロ
Meaning
a professional joker or fool at a medieval court; someone who jokes a lot
Example
The court jester entertained the king with witty remarks and amusing tricks.
宮廷の道化師は、鋭いコメントや面白いトリックで王様を楽しませた。
C2 verb /rɪˈɡeɪl/

regale

楽しませる
Meaning
To entertain or amuse someone with stories, food, or drink.
Example
He regaled us with stories of his travels around the world.
彼は世界中を旅した話で私たちを楽しませました。
B2 noun ɪnˈɡeɪdʒɪŋ ˈlɜːrnɪŋ ɪkˈspɪəriənsɪz

engaging learning experiences

魅力的な学習体験
Meaning
Interactive and immersive educational activities that capture students' attention and actively involve them in the learning process.
Example
Digital tools create engaging learning experiences.
デジタルツールは魅力的な学習体験を生み出します。
C1 adjective /ˈænsɪləri/

ancillary

補助的な
Meaning
providing necessary support to the main system or organization
Example
The company provides ancillary services to the healthcare industry.
その会社は医療業界に補助的なサービスを提供しています。
B2 adverb /ˈstɛdɪli/

steadily

着実に
Meaning
in a regular and continuous way; without stopping or changing
Example
The company's profits have been increasing steadily.
会社の利益は着実に増加しています。
C1 adjective /riˈæk.tɪv/

Reactive

反応的; 化学的に活発
Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
会社は顧客の苦情に反応的なアプローチを採用しました。
C1 verb /ˈfɜːrmɛnt/

ferment

化学的なプロセスを経て、糖分がアルコールや酸に変換されること; 変化を促進または引き起こすこと
Meaning
to undergo a chemical process where sugars are converted to alcohol or acid; to incite or stir up change
Example
The grapes are left to ferment for several weeks.
ぶどうは数週間発酵させられます。
C2 noun /ˌɪnvəˈkeɪʃən/

invocation

祈願
Meaning
the act of calling upon a higher power for help, blessing, or inspiration
Example
The ceremony began with an invocation to the gods.
儀式は神々への祈願から始まりました。
C1 noun /ˈnoʊ.və/

Nova

新星
Meaning
a star that suddenly increases greatly in brightness
Example
Astronomers discovered a new nova in the constellation.
天文学者たちは星座で新しいノヴァを発見しました。
C1 noun /əˈlɒt.mənt/

allotment

割り当て、配分
Meaning
The distribution or allocation of something, especially resources or portions.
Example
Each department received an allotment of resources.
各部門はリソースの割り当てを受け取りました。
B2 noun /ˈsmɑːrt.nəs/

Smartness

知恵；賢さ；整然としたモダンな外観
Meaning
intelligence; cleverness; neat and fashionable appearance
Example
Her smartness in solving problems impressed everyone.
問題解決の際の彼女の知恵は、皆に感銘を与えました。
C2 noun /ˈætəvɪzəm/

atavism

先祖返り
Meaning
The recurrence of traits or characteristics from a remote ancestor.
Example
The scientist noted atavism in the child’s physical features.
科学者は子供の身体的特徴に先祖返りを観察しました。
C2 adjective /ˈneɪtl/

natal

出生に関連する
Meaning
Relating to birth or the place of birth.
Example
She returned to her natal village after many years.
彼女は何年も経った後、故郷の村に帰りました。
C1 noun /ˈtraɪæd/

triad

三位一体
Meaning
a group of three closely related people or things
Example
The project was managed by a triad of experts.
そのプロジェクトは三人の専門家によって管理されていました。
B1 verb /ɪɡˈzɪst/

exist

存在する
Meaning
to have being or reality; to be present
Example
Dinosaurs existed millions of years ago.
恐竜は数百万年前に存在していました。
B2 noun /ˈmet.roʊ reɪl/

Metro Rail

メトロ
Meaning
an underground urban railway system; subway system
Example
The metro rail connects all major areas of the city efficiently.
メトロレールは都市のすべての主要地域を効率的に結びつけます。
C1 adjective /ʌnˈkleɪmd/

Unclaimed

未請求; 未要求; 捨てられたまたは所有者なし
Meaning
not claimed by anyone; not demanded or requested; abandoned or ownerless
Example
The unclaimed luggage was stored in the airport's lost property department.
未請求の荷物は空港の遺失物係に保管されました。
C2 noun /ˈɡræfaɪt/

graphite

グラファイト
Meaning
a soft, black form of carbon used in pencils and as a lubricant
Example
The artist sketched the portrait using a graphite pencil.
アーティストはグラファイト鉛筆を使って肖像画を描きました。
C2 adverb /ˌɪnsəʊˈmʌtʃ/

insomuch

これほど
Meaning
to such an extent
Example
He was insomuch tired that he could hardly stand.
彼はあまりにも疲れていて、ほとんど立つことができませんでした。
C1 noun /ˈdɒɡmə/

dogma

ドグマ
Meaning
A principle or set of principles laid down by an authority as incontrovertibly true.
Example
The religious leader strictly adhered to traditional dogma.
宗教的指導者は伝統的なドグマに厳格に従った。
C1 noun /ˈkɒmən kɑːp/

Common Carp

コイ
Meaning
A large freshwater fish widely cultivated for food
Example
Common carp is an important fish in aquaculture.
コイは養殖業で重要な魚です。
A2 noun /ˈaɪ.lənd/

Island

島
Meaning
a piece of land completely surrounded by water
Example
We visited a beautiful island during our vacation.
私たちは休暇中に美しい島を訪れました。
B2 noun /ˌmɪsbɪˈheɪvjər/

misbehavior

不正行為
Meaning
bad or improper behavior
Example
The teacher punished the student for his misbehavior.
教師は彼の不正行為で生徒を罰しました。
B2 adjective /dɪˈzaɪərəbl/

desirable

望ましい
Meaning
worth having or wanting; attractive
Example
The location of the house was highly desirable, with great views.
その家の場所は非常に望ましく、素晴らしい景色がありました。
B2 noun /kloʊv/

Clove

クローブ
Meaning
aromatic flower buds of a tree in the family Myrtaceae, used as a spice
Example
She added a few cloves to the mulled wine for extra flavor.
彼女はワインにいくつかのクローブを加えて、風味を増しました。
C1 adjective /ˈlɛdʒəbl/

legible

読みやすい
Meaning
clear enough to read
Example
Her handwriting was barely legible.
彼女の手書きはほとんど読めなかった。
C2 verb /drəˈɡuːn/

dragoon

強制する
Meaning
to force someone to do something through coercion or intimidation
Example
The manager tried to dragoon the team into working overtime.
マネージャーはチームに残業させようとしました。
C1 verb/noun /ˈkwɪbəl/

quibble

Meaning
To argue or raise objections about a trivial matter; a petty objection.
Example
They quibbled over who should pay the bill.
C1 noun /ˌmʌltɪˈplɪsɪti/

multiplicity

多様性
Meaning
A large number or variety of something.
Example
The project faced a multiplicity of challenges.
プロジェクトは多様な課題に直面しました。
C2 adjective /vɛˈstɪdʒiəl/

vestigial

遺物の
Meaning
Relating to a small, undeveloped remnant of something that was once much larger or more functional.
Example
Humans have a vestigial tailbone that no longer serves its original purpose.
人間にはもはや元の機能を果たさない遺物の尾骨があります。
B2 noun /kreɪn/

Crane

クレーン
Meaning
a large tall bird with long legs and neck; a machine for lifting heavy objects
Example
The graceful crane stood motionless by the water's edge.
優雅なクレーンは水辺に静止して立っていた。
B2 noun ɪˈfɪʃ.ən.si

efficiency

効率
Meaning
The state or quality of being efficient; achieving maximum productivity with minimum wasted effort or expense.
Example
Efficiency in communication is crucial for businesses.
コミュニケーションにおける効率はビジネスにとって重要です。
B2 adjective /ˌtɛrɪˈtɔːriəl/

territorial

領土の
Meaning
Relating to the ownership or control of land or territory.
Example
The two countries had a territorial dispute over the island.
二国はその島に関する領土問題を抱えていました。
B2 noun /ˌmɒdəˈreɪʃən/

moderation

Meaning
The avoidance of excess or extremes; keeping balance or within reasonable limits.
Example
He drinks wine in moderation.
B1 noun /ˈsʌməri/

summary

要約
Meaning
A brief statement of the main points of something.
Example
She wrote a summary of the book for her class.
彼女はクラスのためにその本の要約を書きました。
B2 adjective /əˈbrʌpt/

abrupt

突然
Meaning
Sudden or unexpected, often without warning.
Example
The car came to an abrupt stop in the middle of the road.
車は道路の中央で急停車しました。
B2 noun /bʌlk/

Bulk

塊; 大部分;
Meaning
the mass or size of something large; the greater part or majority of something
Example
The bulk of the work was completed before the deadline.
仕事の大部分は締め切り前に終わりました。
C2 verb /diːˈmæɡnɪtaɪz/

demagnetize

デマグネタイズ
Meaning
To remove or reduce the magnetic properties of something.
Example
The technician demagnetized the old cassette tape.
技術者は古いカセットテープの磁気を取り除いた。
C2 adverb /ˈtrɛbli/

trebly

Meaning
in a triple manner or to a threefold degree
Example
The sound was trebly distorted through the old speakers.
B2 adverb /ɪkˈsplɪsɪtli/

explicitly

明確に
Meaning
in a clear and detailed manner, leaving no room for confusion or doubt
Example
The instructions were explicitly written to avoid any confusion.
指示は明確に書かれており、混乱を避けるためです。
C2 adjective /ɡoʊʃ/

gauche

不器用
Meaning
lacking social grace, sensitivity, or tact; awkward
Example
His gauche remarks embarrassed everyone at the dinner party.
彼の不器用なコメントはディナーパーティーで皆を困らせた。
C2 verb /ˌmɪsəˈproʊpriˌeɪt/

misappropriate

不正流用する
Meaning
to use something dishonestly or illegally for one's own purposes
Example
He was accused of misappropriating company funds.
彼は会社の資金を不正に流用したとして告発されました。
C1 adjective /rɪˈpʌl.sɪv/

Repulsive

嫌悪感を引き起こす; 不快な; 嫌悪を引き起こす
Meaning
extremely unpleasant; causing strong dislike or disgust
Example
The smell of rotten eggs was absolutely repulsive.
腐った卵の匂いは完全に嫌悪感を引き起こしました。
C1 verb /ˈnuːtər/

neuter

去勢する
Meaning
To remove the reproductive organs of an animal; or having no gender.
Example
They decided to neuter their cat to prevent more kittens.
彼らは、もっと子猫が生まれないように、猫を去勢することに決めました。
A2 preposition /riː/

re

について
Meaning
concerning or about (used in formal letters or emails)
Example
The letter was sent re your recent application.
その手紙はあなたの最近の申請について送られました。