overhaul
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C1 verb /ˈoʊvərˌhɔːl/

overhaul

完全な改修
Meaning
to examine thoroughly and repair or improve something that is worn or ineffective
Example
The company decided to overhaul its outdated computer system.
会社は古くなったコンピュータシステムのオーバーホールを決定した。
B2 adjective /ˈprɒmɪsɪŋ/

promising

有望な
Meaning
showing signs of future success or potential
Example
She is a promising young scientist with great ideas.
彼女は素晴らしいアイデアを持つ、有望な若い科学者です。
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。
C2 verb /ɪnˈtriːt/

entreat

懇願する
Meaning
To ask earnestly or beg someone to do something.
Example
She entreated him to stay a little longer.
彼女は彼にもう少し長くいてくれるように懇願した。
B1 adjective kəˈmɜː.ʃəl

commercial

商業的
Meaning
Concerned with or engaged in commerce; having profit as a primary aim rather than artistic or other value.
Example
Commercial hubs attract investments.
商業の中心は投資を引き付けます。
B2 adjective /ˈhɑːrmləs/

Harmless

無害な; 無実の; 安全な
Meaning
not able or likely to cause harm; innocent; safe
Example
The snake looks dangerous but it's actually harmless.
ヘビは危険に見えるが、実際には無害だ。
C2 verb /bɪˈstraɪd/

bestride

支配する
Meaning
To sit or stand astride something; to dominate over.
Example
The statue bestrides the city square.
その像は都市広場を支配しています。
C2 noun /pluːˈtɒkrəsi/

plutocracy

富裕層による支配
Meaning
a system of government where the wealthy hold power
Example
The country was ruled as a plutocracy.
その国はプルトクラシーとして支配されていた。
C2 verb əˈmiːljəreɪt

ameliorate

改善する, 向上させる
Meaning
To make better; improve or enhance something.
Example
The new policies are designed to ameliorate living conditions.
新しい政策は生活条件を改善するために設計されています。
C2 verb /ˈprɛsɪdʒ/

presage

予兆
Meaning
to be a sign or warning that something will happen; to foreshadow
Example
Dark clouds presage a storm.
暗い雲が嵐を予告する。
C1 noun /ˈvɜːrtɪˌɡoʊ/

vertigo

幸せ
Meaning
A sensation of spinning or dizziness, often caused by problems in the inner ear or brain.
Example
She felt a sudden vertigo when she looked down from the tall building.
彼女は賞を受け取ったとき、自分の幸せを隠すことができませんでした。
C2 adjective /ˈlʌstrəs/

lustrous

光沢のある
Meaning
having a gentle sheen or soft glow
Example
Her hair looked smooth and lustrous.
彼女の髪は滑らかで光沢のあるように見えた。
A2 adjective /meɪn/

main

主要な
Meaning
most important; chief in size, extent, or importance
Example
The main reason for his success is hard work.
彼の成功の主な理由は、努力したことです。
B2 noun /ˈsen.tɪ.piːd/

Centipede

ムカデ
Meaning
a long thin creature with many legs that lives in dark places
Example
I found a centipede crawling under the rock.
私は岩の下でムカデが這っているのを見つけました。
B2 noun /spɑːrk/

Spark

火花
Meaning
a small fiery particle thrown off from a fire; a flash of light; something that triggers or initiates
Example
A spark from the campfire ignited the dry leaves.
キャンプファイヤーからの火花が乾いた葉を点火しました。
B2 noun /ˈruːlɪŋ/

ruling

判決
Meaning
an official decision made by a judge or authority.
Example
The court’s ruling favored the defendant.
裁判所の判決は被告に有利でした。
C2 noun /ˈmoʊlər/

molar

臼歯
Meaning
A large tooth at the back of the mouth used for grinding food.
Example
The dentist had to extract his wisdom molar.
歯科医は彼の親知らずを抜かなければなりませんでした。
C1 verb /əbˈsɛs/

obsess

Meaning
To preoccupy or fill the mind of someone continually and to an excessive degree.
Example
She tends to obsess over small details.
B2 verb /ˈtrɪɡər/

trigger

引き金
Meaning
To cause something to happen or start, often suddenly.
Example
The loud noise triggered the alarm system.
大きな音がアラームシステムをトリガーした。
B2 noun /pɔːrtʃ/

porch

ポーチ
Meaning
a covered area at the entrance of a building, often with a roof and open sides
Example
We sat on the porch and enjoyed the evening breeze.
私たちはポーチに座って、夕方の風を楽しみました。
C2 adjective /ˈsfɪŋks laɪk/

sphinx-like

神秘的な
Meaning
Mysterious, enigmatic, or difficult to interpret
Example
Her sphinx-like smile made it hard to guess what she was thinking.
彼女のスフィンクスのような微笑みは、彼女が何を考えているのかを予測するのを難しくさせた。
B1 preposition /ˈvaɪə/ or /ˈviːə/

via

経由で
Meaning
through, by way of, or using a particular route or means
Example
She sent the documents via email.
彼女はメールを通じて書類を送った。
C2 adjective /loʊˈkweɪʃəs/

loquacious

おしゃべりな
Meaning
tending to talk a great deal; very talkative
Example
The loquacious child entertained everyone with endless stories.
おしゃべりな子供は、終わりのない物語で皆を楽しませた。
A2 noun /ˈwɒʃ.ɪŋ məˌʃiːn/

Washing machine

Meaning
a machine for washing clothes and other textiles
Example
The washing machine broke down and needs repair.
B1 noun /rɪˈkwɛst/

request

Meaning
a formal or polite demand for something
Example
She made a request for additional time to complete the project.
B2 noun /ˈlɪn.ən/

linen

リネン生地
Meaning
A strong cloth made from the fibers of the flax plant, or items made from this cloth such as sheets or clothing.
Example
She bought new linen curtains for the living room.
彼女はリビングルームのために新しいリネンのカーテンを買いました。
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 /ˈklɔɪstər/

cloister

回廊
Meaning
a covered walk in a convent, monastery, or cathedral, typically with a wall on one side and a colonnade open to a quadrangle on the other.
Example
The monks walked silently through the cloister.
修道士たちは静かに回廊を歩いていた。
B2 noun /prækˈtɪʃ.ən.ər/

practitioner

実務家
Meaning
a person actively engaged in a profession, especially medicine or law
Example
She is a skilled medical practitioner.
彼女は優れた医療実務家です。
B2 noun /ˈdɛltə/

delta

デルタ
Meaning
A landform at the mouth of a river where it splits into several outlets.
Example
The Nile Delta is one of the most fertile regions in Egypt.
ナイル川デルタはエジプトで最も肥沃な地域の1つです。
C2 adjective /rɪˈfræɡəbəl/

refragable

反論可能な
Meaning
Capable of being refuted or disproved.
Example
His argument was weak and easily refragable.
彼の議論は弱く、簡単に反論可能だった。
A2 adjective /ˈnætʃərəl/

natural

自然な
Meaning
existing in or derived from nature; not made or caused by humankind
Example
She prefers to use natural ingredients in her cooking.
彼女は料理に自然な食材を使うのが好きです。
C2 adjective /juːˈfoʊniəs/

euphonious

耳に心地よい音
Meaning
Pleasing to the ear; having a sweet sound.
Example
The poet's euphonious language made the verse a delight to read.
詩人のユーフォニアスな言葉は詩を読む喜びに変えました。
B2 noun ˈbɪz.nɪs ˈfaɪ.næns

business finance

ビジネスファイナンス
Meaning
The area of finance that deals with sources of funding and the capital structure of corporations.
Example
Effective business finance enhances profitability.
効果的なビジネスファイナンスは利益性を高めます。
C1 noun /ˈbæs.ti.ən/

bastion

要塞, 防衛拠点
Meaning
a stronghold or fortification; a place or institution strongly defending particular principles
Example
The castle stood as a bastion against enemy attacks.
その城は敵の攻撃に対する要塞として立っていました。
C2 adjective /dɪsˈkʌmfɪtɪŋ/

discomfiting

不快な
Meaning
Causing unease, embarrassment, or discomfort.
Example
His discomfiting questions made everyone shift uncomfortably in their seats.
彼の不快な質問は、皆が座席で不安そうに動かせるようにさせた。
C1 adjective /ˈɒm.ɪ.nəs/

Ominous

不吉な; 脅威の
Meaning
giving the impression that something bad will happen; threatening; foreboding
Example
The dark clouds looked ominous before the storm.
嵐の前に、暗い雲は不吉に見えました。
B2 verb /dɪsˈkʌrɪdʒ/

discourage

Meaning
to make someone less confident or enthusiastic about doing something
Example
Failure should not discourage you from trying again.
B1 noun /lɔk/

Lock

Meaning
a mechanism for keeping a door, lid, etc., fastened, typically operated only by a key of a particular form
Example
Make sure you lock the door before leaving.
出かける前にドアをロックしてください。
C2 noun /ˌmɪnəˈrɛt/

minaret

ミナレット
Meaning
A tall, slender tower of a mosque, from which the call to prayer is announced.
Example
The minaret of the mosque could be seen from miles away.
モスクのミナレットは数マイル先から見ることができました。
C1 adjective /ˈhæpləs/

hapless

不運な, 不幸な
Meaning
unfortunate, unlucky, deserving pity
Example
The hapless traveler lost his passport on the very first day.
不運な旅行者は、初日にパスポートを失くしました。
C1 adjective /ˌtræn.zətˈlæn.tɪk/

transatlantic

大西洋を横断する
Meaning
crossing or spanning the Atlantic Ocean
Example
They took a transatlantic flight from New York to London.
彼らはニューヨークからロンドンへのトランスアトランティック便に乗った。
C1 noun /ˈmænɪkɪn/

mannequin

マネキン
Meaning
a life-sized model of a human figure used by shops to display clothes
Example
The mannequin in the shop window was dressed in a red gown.
ショップのウィンドウのマネキンは赤いドレスを着ていた。
B2 noun /ˈʃɛərˌhoʊldər/

shareholder

株主
Meaning
an individual or organization that owns shares in a company
Example
Each shareholder has the right to vote at the annual meeting.
各株主は年次総会で投票する権利を持っています。
C1 noun ˈlɪniɪdʒ

Lineage

家系
Meaning
Direct descent from an ancestor; ancestry or pedigree.
Example
Tracing your lineage can reveal unknown ancestors.
自分の家系を追跡することで、未知の先祖が明らかになることがあります。
C1 adjective /ˈsɔːsi/

saucy

生意気な
Meaning
Boldly rude, cheeky, or playfully disrespectful.
Example
The child gave a saucy reply to his teacher.
その子は先生に生意気な返事をした。
C1 noun /kəˈnɛəri/

canary

カナリア
Meaning
a small, usually yellow bird known for its singing; also used as a warning sign in dangerous conditions
Example
The canary sang beautifully in its cage.
カナリアは自分の檻の中で美しく歌っていました。
B2 noun /kɜːrv/

Curve

曲線; カーブ
Meaning
a line or outline that gradually deviates from being straight; a bend or turn in a road or path
Example
The driver slowed down as he approached the sharp curve in the mountain road.
運転手は山道の急なカーブに近づくとスピードを落としました。
B2 noun /ˈteɪ.lər/

Tailor

仕立て屋
Meaning
a person whose job is making and altering clothes
Example
The tailor measured him for a new suit.
仕立て屋は彼に新しいスーツのサイズを測りました。
C1 noun kənˈvɜː.dʒəns

convergence

収束
Meaning
The process of coming together from different directions to meet at a common point; unification or integration.
Example
The convergence of technologies is revolutionizing industries.
技術の収束が産業を革命的に変革しています。
C2 adjective /bɪˈfɒɡd/

befogged

混乱した, ぼんやりした
Meaning
Confused or clouded in mind; made unclear like being surrounded by fog.
Example
His mind felt befogged after the long and exhausting meeting.
長く疲れる会議の後、彼の心は混乱しているように感じた。
C2 noun /ˌfrɪdʒɪˈdɛːriəm/

frigidarium

冷水浴場
Meaning
a large cold pool in ancient Roman baths used for cooling off after hot baths
Example
The ruins of the Roman frigidarium are still visible today.
ローマのフリジダリウムの遺跡は今日でも見ることができます。
C1 noun/verb /ˈsuː.tʃər/

suture

縫合
Meaning
A stitch or row of stitches holding together the edges of a wound or surgical incision.
Example
The doctor used a suture to close the wound.
医者は傷を閉じるために縫合糸を使いました。
C2 adjective /ˈfʊl.səm/

fulsome

過剰な賞賛
Meaning
Excessively flattering or insincere; abundant or generous in amount.
Example
He offered fulsome praise to his boss.
彼は上司に過剰な賞賛を提供しました。
B2 noun /ˈdiː.fekt/

Defect

欠陥
Meaning
a shortcoming, imperfection, or lack; a fault or flaw in something
Example
The manufacturing defect caused the product to fail after only one week.
製造上の欠陥により、製品はわずか1週間で故障しました。
C2 adjective /hɪk/

Hick

田舎者; 田舎の人
Meaning
unsophisticated person from a rural area; country bumpkin
Example
He had a hick accent from growing up in a small town.
彼は小さな町で育ったため、田舎者のアクセントがあった。
C1 adverb /ˈhed ɑn/

Head-on

正面衝突
Meaning
directly facing; in direct confrontation or collision
Example
The two cars collided head-on at the intersection.
二台の車は交差点で正面衝突しました。
C2 noun /noʊl koʊl/

Knol khol

カリフラワー
Meaning
round bulbous vegetable from cabbage family with pale green color and mild taste
Example
Knol khol can be eaten raw in salads or cooked in curries.
カリフラワーはサラダで生で食べることも、カレーにしても美味しいです。
C1 adjective /ˌsɛlf ˈraɪtʃəs/

self-righteous

自己満足
Meaning
Having or showing an attitude of moral superiority; believing one’s own beliefs are the only right ones.
Example
His self-righteous comments made everyone uncomfortable.
彼の自己満足的なコメントは、みんなを不快にさせました。
B2 verb ˈɪmplɪmentɪd

implemented

実施された
Meaning
Put a decision or plan into effect; carried out or executed.
Example
The master plans were partially implemented.
マスタープランは部分的に実施されました。
B1 verb /dɪˈvɛləpɪŋ/

developing

開発
Meaning
the process of growing, improving, or becoming more advanced
Example
She is developing new skills in programming.
彼女はプログラミングで新しいスキルを開発しています。
C1 adjective /ˈɡraʊnd.ləs/

Groundless

根拠がない; 理由がない
Meaning
without foundation or justification; baseless
Example
His accusations against her were completely groundless.
彼の彼女に対する非難は完全に根拠がなかった。
C2 noun /əˈpɒstəsi/

apostasy

背教
Meaning
The abandonment or renunciation of a religious or political belief.
Example
His public apostasy shocked his followers.
彼の公然の背教は彼の支持者を驚かせました。
A2 noun ˈprɒdʒ.ekts

projects

プロジェクト
Meaning
Individual or collaborative enterprises that are carefully planned to achieve a particular aim.
Example
These projects aim for technological breakthroughs.
これらのプロジェクトは技術革新を目指しています。
B1 adverb /spəˈsɪfɪkli/

specifically

特に
Meaning
in a clear and exact way
Example
He was specifically asked to handle the finances.
彼は特に財務を扱うように頼まれました。
A1 noun /reɪn/

Rain

Meaning
water that falls from clouds in small drops
Example
The heavy rain forced us to stay indoors.
強い雨が私たちを屋内に閉じ込めました。
C2 noun /ˈmɛzməˌrɪzəm/

mesmerism

催眠術
Meaning
A state of fascination or hypnotism.
Example
The magician held the audience in a state of mesmerism.
マジシャンは観客を催眠状態に保っていた。
C1 adjective /dɪsˈhɑːrtənd/

Disheartened

落胆した
Meaning
discouraged; feeling dejected; losing hope or confidence
Example
She felt disheartened after failing the exam twice.
彼女は試験に2回失敗した後、落胆していました。
C2 noun /ɪˈfɛmɪnəsi/

effeminacy

女性的特質
Meaning
The quality of showing traits traditionally associated with women, such as delicacy or softness.
Example
In ancient times, effeminacy was often criticized as a sign of weakness.
古代では、女性的特質はしばしば弱さのサインとして批判されていました。
C1 adjective /ˈlɔːf.ti/

Lofty

高い; 崇高な性格; 高貴なスタイル
Meaning
of great height; noble in character; elevated in style
Example
He has lofty ideals about making the world a better place.
彼は世界をより良い場所にするという高い理想を持っています。
B2 noun ədˈvɜː.sɪ.ti

adversity

逆境
Meaning
Difficulties; misfortune; a difficult or unpleasant situation.
Example
He remained strong in the face of adversity.
彼は逆境に直面しても強さを保った。
C1 adjective /əbˈzɜːrvənt/

Observant

観察力のある
Meaning
quick to notice things; watchful; attentive
Example
The observant detective noticed every small detail at the crime scene.
観察力のある探偵は犯罪現場のあらゆる小さな詳細に気づきました。
B2 verb /ɪnˈhæbɪt/

inhabit

住む
Meaning
to live in; to occupy as a dwelling
Example
Many animals inhabit the forest.
多くの動物が森に住んでいます。
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。
A2 verb /kɪs/

Kiss

キス
Meaning
to touch with the lips as a sign of affection
Example
The mother kissed her baby goodnight.
母親は赤ちゃんにおやすみなさいのキスをしました。
C2 noun /ˌpɒlɪˈhiːdrən/

polyhedron

多面体
Meaning
a solid object with flat polygonal faces, straight edges, and vertices
Example
The mathematician studied a complex polyhedron model.
数学者は複雑なポリヘドロンモデルを研究しました。
C1 noun /luːm/

Loom

織機
Meaning
a machine for weaving cloth; to appear threatening or menacing
Example
The weaver worked at the loom to create beautiful fabrics.
織工は美しい布地を作るために機織り機で働いていました。
C2 noun /ˈɑːrbər/

arbor

木々や蔓植物によって作られた日陰の庭の避難所
Meaning
a shady garden shelter formed by trees, climbing plants, or latticework
Example
They rested under the arbor covered with roses.
彼らはバラで覆われたアーボーの下で休憩していました。
C2 noun /lɒx/

loch

Meaning
a lake or sea inlet, especially in Scotland
Example
Tourists visit Loch Ness to search for the legendary monster.
観光客はロッホ・ネスに行き、伝説の怪物を探します。
C1 verb /rɪˈɡrɛs/

regress

Meaning
To return to a former or less developed state.
Example
Without proper guidance, the child's progress began to regress.
C1 noun /meər/

Mare

雌馬
Meaning
an adult female horse
Example
The beautiful mare galloped across the meadow.
美しい雌馬が草原を駆け抜けた。
C2 noun /miːn/

mien

表情
Meaning
A person's appearance or manner, especially as an indication of their character or mood.
Example
His serious mien made everyone fall silent.
彼の真剣な表情は皆を黙らせた。
C1 noun /aɪˈdiː.ə.lɪ.zəm/

Idealism

理想主義
Meaning
the pursuit of high principles and noble goals; unrealistic pursuit of perfection
Example
His youthful idealism motivated him to join various social justice movements.
彼の若い理想主義は、彼を様々な社会正義運動に参加させる原動力となった。
C2 verb /ɪnˈdjuː/

endue

授ける
Meaning
To provide or endow with a quality or ability.
Example
The leader was endued with wisdom and courage.
リーダーは知恵と勇気を授けられた。
C1 adjective /ˌsɛm.iˈæn.ju.əl/

semiannual

半年ごと
Meaning
Occurring twice a year; every six months.
Example
The company holds a semiannual meeting with all employees.
会社は6ヶ月ごとに全社員との会議を開きます。
C1 noun /ˈɛdɪfɪs/

edifice

建物
Meaning
A large, impressive building or structure.
Example
The museum is an impressive edifice in the city center.
その博物館は市内中心部の印象的な建物です。
C1 adjective /ˈwɪntri/

wintry

冬の
Meaning
Characteristic of or suitable for winter; cold and bleak.
Example
The wintry wind made everyone shiver as they walked outside.
冬の風は、外を歩いているときにみんなを震えさせた。
B2 verb /ˈæmplɪˌfaɪ/

amplify

増幅する
Meaning
to make sounds louder; to make something larger or more significant
Example
The microphone amplifies her voice.
マイクロフォンは彼女の声を増幅させます。
B2 verb /rɪˈliːv/

relieve

Meaning
to make pain, distress, or difficulty less severe or serious
Example
The medicine helped relieve his headache.
C2 noun /kəˈliːdʒən/

collegian

大学生
Meaning
a student of a college
Example
The collegians were preparing for the cultural festival.
大学生たちは文化祭の準備をしていました。
B1 noun /vəˈraɪəti/

Variety

多様性; 種類
Meaning
the quality of being different or diverse; a number of things of the same general class that are distinct in character or quality
Example
The restaurant offers a wide variety of international dishes.
レストランは多彩な国際料理を提供しています。
C2 adjective ˌlæb.əˈrɪn.θaɪn

labyrinthine

迷路のような
Meaning
Like a labyrinth; complicated and confusing; having many interconnected paths or passages.
Example
The old city streets were labyrinthine.
古い街の通りは迷路のようだった。
B1 adjective ˈsen.sɪ.tɪv

sensitive

敏感
Meaning
Quick to detect or respond to slight changes, signals, or influences.
Example
Sensitive systems require precise handling.
敏感なシステムは精密な操作が必要です。
C1 adjective /ɪkˈsiːdɪŋ/

Exceeding

過剰な; 超越した
Meaning
going beyond; surpassing; extremely
Example
The project was completed with exceeding excellence.
プロジェクトは極めて優れた成果で完了しました。
B2 adjective /ˌɑːrkɪˈtɛktʃərəl/

architectural

建築的な
Meaning
relating to the design and style of buildings and structures
Example
The city is known for its beautiful architectural designs.
その都市は美しい建築デザインで知られています。
C2 noun /ˌænθrəpəˈsɛntrɪzəm/

anthropocentrism

人間中心主義
Meaning
The belief that human beings are the most important or central element of existence.
Example
Anthropocentrism often shapes environmental policies.
人間中心主義はしばしば環境政策を形作る。
C1 adjective /ʌnˈkʌltʃəd/

Uncultured

無教養な; 教養のない
Meaning
lacking good manners, refinement, or education; uncivilized
Example
His uncultured behavior embarrassed everyone at the dinner party.
彼の無教養な行動はディナーパーティーでみんなを困らせた。
C2 verb /fleɪl/

flail

何かを激しく振る; 必死に動く
Meaning
to wave or swing something about wildly; to thrash about
Example
He flailed his arms to keep afloat in the water.
彼は水に浮かぶために腕を振った。
B2 adverb /prɪˈzjuːməbli/

presumably

おそらく
Meaning
used to convey that something is assumed to be true though not known for certain
Example
Presumably, he forgot to send the email.
おそらく、彼はメールを送るのを忘れた。
C1 noun /ˈɑːlɪˌɡɑːrki/

oligarchy

寡頭政治
Meaning
A small group of people having control of a country, organization, or institution.
Example
The nation was ruled by a wealthy oligarchy that controlled all resources.
その国は裕福なオリガーキーによって支配され、すべての資源を支配していました。
C2 noun /ˈwɒrən/

warren

ウサギの巣穴のネットワーク
Meaning
A network of interconnected rabbit burrows; also used metaphorically for a densely populated building or district.
Example
The old part of the city is a warren of narrow streets.
街の古い部分は、狭い通りが入り組んだ迷路のようです。
C2 adjective /pərˈfɛktəbl/

perfectible

完璧にできる
Meaning
capable of being made perfect or improved
Example
Human nature is imperfect but perfectible.
人間の本性は不完全だが、完璧にできる。
B1 adverb /ˈruːdli/

Rudely

失礼に
Meaning
in an impolite or discourteous manner
Example
He rudely interrupted the speaker during the presentation.
彼はプレゼン中に話者を失礼に遮った。
A1 noun /ˈbɔɪˌfrɛnd/

boyfriend

Meaning
a man or boy that someone is having a romantic or close relationship with
Example
She introduced her boyfriend to her parents.
B1 noun /ˈdʒʌŋ.ɡəl/

Jungle

密林; ジャングル;
Meaning
a dense forest in a tropical climate; a place of bewildering complexity or ruthless struggle
Example
The explorer got lost in the dense Amazon jungle for three days.
探検家は3日間アマゾンの密林で迷子になりました。
B1 noun ˈfæmɪli triː

Family Tree

家系図
Meaning
A diagram showing the relationships between people in several generations of a family.
Example
Creating a family tree helps understand family history.
家系図を作成することは、家族の歴史を理解するのに役立ちます。
C1 noun /krʌks/

crux

核心
Meaning
the most important or decisive point of an issue
Example
The crux of the problem lies in poor communication.
問題の核心はコミュニケーション不足にあります。
B2 adjective /ɪˈrɪˌspɑn.sə.bəl/

Irresponsible

無責任
Meaning
lacking a sense of responsibility; careless
Example
It was irresponsible of him to leave without telling anyone.
彼が誰にも言わずに去ったのは無責任だった。
A2 verb ˈsɛləbreɪtɪŋ

celebrating

祝う
Meaning
The act of acknowledging a significant or happy day or event with a social gathering or enjoyable activity.
Example
Celebrating awareness days helps spread important messages.
啓発デーを祝うことは、重要なメッセージを広めるのに役立ちます。
B2 noun/verb /swɑːmp/

swamp

湿地
Meaning
An area of low-lying, uncultivated ground where water collects; a bog or marsh.
Example
The village was built near a swamp.
村は湿地の近くに建てられました。
C1 verb /ˈθiːəraɪz/

theorize

理論化する
Meaning
To form a theory or set of ideas to explain something.
Example
Scientists often theorize about the origins of the universe.
科学者たちはしばしば宇宙の起源について理論化します。
C2 noun/adjective /ˈtraɪkʌlər/

tricolor

三色旗
Meaning
A flag with three colors; consisting of three colors.
Example
The French tricolor is one of the most famous national flags in the world.
フランスの三色旗は世界で最も有名な国旗の一つです。
C2 noun /ˈlɒkətɪv/

locative

ロカティブ
Meaning
a grammatical case indicating location or place
Example
In Latin, the locative case is used to indicate location.
ラテン語では、ロカティブ格は場所を示すために使用されます。
B1 noun /θiːm/

theme

テーマ
Meaning
A subject or topic of discourse or artistic representation.
Example
The theme highlighted resilience and sustainability.
テーマはレジリエンスと持続可能性を強調しました。
B2 noun /ˈproʊtəˌtaɪp/

prototype

プロトタイプ
Meaning
The first model or version of something, used as a sample for testing or improvement.
Example
The company built a prototype of the new smartphone before mass production.
会社は大量生産の前に新しいスマートフォンのプロトタイプを作成しました。
B2 adjective /ˈhez.ɪ.tənt/

Hesitant

ためらう; 不確か; 気が進まない
Meaning
uncertain or unwilling to act; showing doubt or reluctance
Example
She was hesitant to accept the job offer.
彼女は仕事のオファーを受け入れることに躊躇していた。
C1 adjective/verb /ˈkɒn.sə.mət/

consummate

大きな技術で何かを完成させるまたは完璧にする
Meaning
To complete or perfect something with great skill
Example
He is a consummate artist with years of experience.
彼は長年の経験を持つ完璧な芸術家です。
A1 noun /faɪv/

five

Meaning
The number 5; one more than four and one less than six.
Example
She bought five apples from the market.
彼女は市場で五つのリンゴを買いました。
C2 noun /ˌdɛd ˈhiːt/

dead-heat

引き分け
Meaning
a race or contest in which two or more competitors finish exactly equal
Example
The race ended in a dead-heat between the two runners.
レースは二人のランナーの間で引き分けで終わった。
A2 noun /weɪt/

weight

重さ
Meaning
a measure of how heavy something is
Example
The weight of the package was 10 kilograms.
パッケージの重さは10キログラムでした。
A2 adjective /waɪz/

wise

賢い
Meaning
having or showing experience, knowledge, and good judgment
Example
It was wise of him to save money for the future.
未来のためにお金を節約するのは賢明だった。