reservoir
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B2 noun /ˈrɛzərvwɑːr/

reservoir

貯水池
Meaning
A large natural or artificial lake used as a source of water supply.
Example
The city built a new reservoir to ensure enough drinking water for its residents.
その都市は住民に十分な飲料水を確保するために新しい貯水池を建設した。
A1 adjective /seɪm/

same

同じ
Meaning
identical; not different or changed
Example
We wore the same dress at the party.
私たちはパーティーで同じドレスを着ていました。
C1 noun/verb /hɛm/

hem

布の裾
Meaning
the edge of a piece of cloth that is folded and sewn; to fold and sew the edge of cloth
Example
She hemmed the dress to make it shorter.
彼女はドレスを短くするためにヘムドしました。
C1 noun /rɪˈdʒɔɪsɪŋ/

rejoicing

喜び
Meaning
The action of showing great joy or happiness
Example
There was much rejoicing after the victory.
勝利後、多くの喜びがありました。
C2 adjective /ˈprʊəriənt/

prurient

淫ら
Meaning
having or showing an excessive interest in sexual matters
Example
The magazine was criticized for its prurient content.
その雑誌は淫らな内容で批判されました。
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.
B2 noun /prəˈseʃ.ən/

Procession

行列; パレード;
Meaning
a group of people or vehicles moving forward in an organized way, especially as part of a ceremony
Example
The wedding procession walked slowly to the church.
結婚式の行列はゆっくりと教会に向かって歩きました。
A2 noun /ˈkʌpəl/

couple

カップル
Meaning
two people or things considered together; a pair
Example
They make a lovely couple and have been married for five years.
彼らは素敵なカップルで、5年間結婚しています。
B2 adverb /ˌɪndəˈrɛktli/

indirectly

間接的に
Meaning
in a way that is not direct; through an intermediate means or influence
Example
The policy affected small businesses indirectly.
その政策は中小企業に間接的に影響した。
A2 adjective /smuːð/

Smooth

スムーズな; 平らな; 困難なし; 流れるように
Meaning
having an even surface; without difficulties; flowing easily
Example
The road was smooth and comfortable to drive on.
道路はスムーズで運転が快適でした。
B1 noun /kriˈeɪ.ʃənz/

creations

創作物
Meaning
Things that have been created, especially works of art or imaginative works.
Example
His creations astonished the world.
彼の創作物は世界を驚かせた。
C1 adjective /ˈdɪzməl/

Dismal

陰気な; 落ち込んだ; 悲しい
Meaning
gloomy; depressing; causing sadness or despair
Example
The weather was dismal with heavy rain and dark clouds.
天気は雨と暗い雲で陰気でした。
B2 verb dɪˈtɪəriəreɪt

deteriorate

悪化する
Meaning
To become progressively worse in quality, condition, or performance; to decline.
Example
Unplanned growth can deteriorate living conditions.
計画外の成長は生活環境を悪化させる可能性があります。
A2 abbreviation /ɛtˈsɛtərə/

etc

など
Meaning
Used to indicate additional, similar items in a list that are not mentioned.
Example
The shop sells fruits, vegetables, dairy, etc.
店では果物、野菜、乳製品などが販売されています。
C1 adjective /ˈvɪskəs/

viscous

粘性の
Meaning
Having a thick, sticky consistency between solid and liquid.
Example
Honey is a viscous liquid that flows slowly.
蜂蜜は遅く流れる粘性の液体です。
B2 adjective /ˈtɛlɪŋ/

telling

重要な示唆
Meaning
Revealing something significant or giving important information.
Example
Her silence was more telling than words.
彼女の沈黙は言葉よりも重要だった。
C1 noun /ˌdɛrɪˈveɪʃən/

derivation

派生
Meaning
The origin or development of something from a source.
Example
The derivation of the word comes from Latin.
その単語の起源はラテン語から来ている。
A2 noun /ˈruːlər/

ruler

支配者; 定規
Meaning
A person who governs or controls a country; a straight-edged tool used for measuring or drawing lines
Example
The ruler drew a straight line on the paper while the king was a powerful ruler of his kingdom.
ルーラーは紙にまっすぐな線を引き、王は自分の王国の強力な支配者でした。
C2 noun /vɪˈsɪsɪtjuːd/

vicissitude

人生の変化
Meaning
A natural change or succession of one thing to another; the ups and downs of life.
Example
The vicissitude of life often teaches resilience.
人生の変化はしばしばレジリエンスを教えます。
C1 adjective /əˈtjuːnd/

attuned

敏感な / 調和のとれた
Meaning
Being receptive or sensitive to something; well adjusted or in harmony.
Example
She is attuned to the needs of her students.
彼女は学生のニーズに敏感です。
A2 noun ˈmɛdɪsɪn

medicine

薬
Meaning
A compound or preparation used for the treatment or prevention of disease.
Example
Modern medicine has made great strides in treating diseases.
現代医学は病気の治療において大きな進歩を遂げました。
C1 verb /proʊˈtruːd/

protrude

突き出る
Meaning
To stick out or extend beyond a surface.
Example
A nail was protruding from the wooden board.
釘が木の板から突き出していた。
C1 adjective /ˈkɒnvɛks/

convex

凸状の、外向きに丸みを帯びた
Meaning
curved or rounded outward
Example
The lens has a convex shape to focus light.
レンズは光を焦点を合わせるために凸の形状をしています。
B1 verb /əˈsɪst/

assist

助ける
Meaning
to help or support someone in doing something
Example
The nurse will assist the doctor during the surgery.
看護師は手術中に医者をアシストします。
B2 noun ˈmʌltiˌtɑːskɪŋ

multitasking

マルチタスク
Meaning
The performance of more than one task at the same time
Example
Multitasking reduces efficiency.
マルチタスキングは効率を低下させます。
C1 adjective /əˈnɒmələs/

anomalous

異常
Meaning
deviating from what is standard, normal, or expected
Example
Scientists observed an anomalous result during the experiment.
科学者たちは実験中に異常な結果を観察しました。
C1 verb /rɪˈsiːd/

recede

後退する
Meaning
To move back or further away from a previous position.
Example
The floodwaters began to recede after the heavy rain stopped.
激しい雨が止んだ後、洪水は後退し始めました。
B1 verb /seɪl/

sail

帆を使って旅行する
Meaning
to travel on water in a boat or ship using sails or by wind power
Example
They sailed across the Atlantic Ocean last summer.
彼らは昨年の夏、アトランティックオーシャンを渡りました。
C1 verb /dəˈmɛstɪkeɪt/

domesticate

家畜化する
Meaning
to tame an animal for use by humans; to adapt something for domestic use
Example
Humans domesticated dogs thousands of years ago.
人間は数千年前に犬を家畜化しました。
C2 noun /ɪɡˈzɛmplɑːr/

exemplar

模範
Meaning
A model or pattern to be copied or imitated.
Example
She is an exemplar of kindness and generosity.
彼女は親切と寛大さの模範です。
C2 adjective /ˌʌnɪmˈpiːtʃəbl/

unimpeachable

非難の余地がない
Meaning
Not able to be doubted, questioned, or criticized; completely trustworthy.
Example
She is known for her unimpeachable honesty.
彼女はその非難の余地がない誠実さで知られています。
C2 noun /fluː/

flue

煙道
Meaning
A pipe or channel for smoke and waste gases produced by a fire, gas heater, or power station.
Example
The chimney flue needs to be cleaned regularly.
煙突の煙道は定期的に掃除する必要があります。
C1 verb /ˈhʌsəl/

hustle

一生懸命働く / 速く動く
Meaning
to move quickly and energetically; to push or work hard to achieve something
Example
She had to hustle to finish the project on time.
彼女はプロジェクトを時間通りに終わらせるために一生懸命働かなければならなかった。
A2 adjective /skaɪ bluː/

Sky-blue

空色
Meaning
a bright blue color like that of a clear sky
Example
Her sky-blue eyes sparkled in the sunlight.
彼女の空色の目が太陽の光で輝いていた。
C2 adjective /ˈhæriːd/

harried

過労や絶え間ない干渉で緊張したりストレスを感じたりする
Meaning
feeling strained or stressed due to being overworked or constantly bothered
Example
The harried teacher struggled to calm the noisy classroom.
過労の教師は騒々しい教室を静めるのに苦労していました。
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。
B2 noun /ˈkeɪ.ɒs/

Chaos

カオス; 混乱; 無秩序
Meaning
complete disorder and confusion; a state of total confusion with no order
Example
The earthquake caused chaos in the city as buildings collapsed and people panicked.
地震は都市でカオスを引き起こし、建物が崩れ、人々がパニックに陥った。
C1 noun /ˈfɔːrˌbɛər/

forebear

先祖
Meaning
An ancestor, especially one who lived a long time ago.
Example
He often speaks of his forebears with great respect.
彼はしばしば自分の先祖について尊敬を込めて話します。
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 /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

ロボット支援手術
Meaning
Medical operations performed with the help of robotic systems to enhance precision and control.
Example
Robot-assisted procedures reduce human error.
ロボット支援手術は人為的な誤りを減らします。
C1 adjective /ˌnɒnˈvɜː.bəl/

non-verbal

言葉やスピーチを使用せずに、ジェスチャー、ボディランゲージ、または顔の表情を通じて伝達される。
Meaning
Not involving or using words or speech; communicated through gestures, body language, or facial expressions.
Example
Non-verbal cues are just as important as words.
ノンバーバルキューは言葉と同じくらい重要です。
B1 noun /ˈrʌbɪʃ/

Rubbish

ゴミ; 無駄な物; ナンセンス
Meaning
waste material; refuse or litter; nonsense or worthless things
Example
Please throw the rubbish in the bin.
ゴミをゴミ箱に捨ててください。
C2 noun /ˌɪnsəˈrɛkʃən/

insurrection

反乱
Meaning
A violent uprising against an authority or government.
Example
The army was called in to suppress the insurrection.
軍隊は反乱を鎮圧するために呼ばれました。
C2 adjective /kəˈnjuːbiəl/

connubial

婚姻の
Meaning
Relating to marriage or the relationship of a married couple.
Example
They celebrated their connubial bliss with a honeymoon trip.
彼らはハネムーン旅行で婚姻の幸せを祝いました。
C1 noun dɪˈsʌɪsɪvnɪs

decisiveness

決断力
Meaning
The ability to make decisions quickly and effectively.
Example
His decisiveness during the crisis saved the company.
危機の際、彼の決断力が会社を救った。
A2 verb /ˈbɑroʊ/

borrow

借りる
Meaning
to take temporarily with intention to return; to take on loan
Example
Can I borrow your pen for a moment?
ちょっとあなたのペンを借りてもいいですか？
C2 adjective /ˈtɔɪl.səm/

toilsome

骨の折れる
Meaning
Involving hard or exhausting work; laborious.
Example
The workers had a toilsome day in the hot sun.
作業員たちは暑い太陽の下で骨の折れる一日を過ごした。
C2 verb /ˌnɒnˈplʌst/

nonplused

困惑した
Meaning
Past tense of nonplus; surprised and confused.
Example
She was completely nonplused by his sudden decision.
彼女は彼の突然の決断に完全に困惑していました。
C1 verb, noun /ˈbrɪsəl/

bristle

硬い毛; 怒りで反応する
Meaning
to react angrily or defensively; a short stiff hair or fiber
Example
The cat bristled when it saw the dog.
猫は犬を見て、毛が逆立った。
C1 noun /nɒb/

Knob

ドアや引き出しの丸い取っ手; 機械の小さな丸いスイッチ
Meaning
a rounded handle on a door or drawer; a small rounded switch on a machine
Example
He turned the brass knob to open the old wooden door.
彼は古い木の扉を開けるために真鍮のノブを回した。
C1 noun /ɪkˈspɛktənsi/

expectancy

期待
Meaning
the state of expecting something; anticipation or likelihood
Example
There was a sense of expectancy in the room before the results were announced.
結果が発表される前、部屋には期待の感覚があった。
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。
B2 verb /ˈstɑːrtl/

startle

驚かせる
Meaning
To surprise or frighten someone suddenly.
Example
The loud noise startled the children.
大きな音が子供たちを驚かせた。
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。
B2 adjective /ˌkɒst.ɪˈfɪʃ.ənt/

cost-efficient

コスト効率的
Meaning
Achieving maximum productivity with minimum wasted effort or expense.
Example
Cost-efficient solutions benefit industries.
コスト効率的な解決策は産業に利益をもたらす。
C1 noun /rʌk/

Ruck

押し合い; 混雑した人々
Meaning
a situation where a crowd of people are pushing against each other; a disorderly crowd
Example
There was a ruck at the football match.
サッカーの試合で押し合いがありました。
C1 noun, adjective /ˈrɛvərənd/

reverend

牧師, 尊敬される
Meaning
A title of respect used for members of the clergy; deserving deep respect.
Example
The Reverend gave an inspiring sermon at the church.
レヴァレンドは教会で感動的な説教をしました。
C1 verb /ˈæmpjʊteɪt/

amputate

切断する
Meaning
to cut off a limb from the body by surgery
Example
The doctors had to amputate his leg after the accident.
事故の後、医師は彼の足を切断しなければなりませんでした。
C1 verb /fɔːˈbɛər/

forbear

控える
Meaning
To refrain from doing something; to show patience or self-control.
Example
She forbore from commenting on his mistake.
彼女は彼の間違いについてコメントするのを控えました。
B1 adjective ˈsteɪbl

stable

安定した
Meaning
Not likely to change or fail; firmly established.
Example
Strong nuclear force keeps the nucleus stable.
強い核力は原子核を安定させる。
B2 adjective /ˈtʃuːzi/

choosy

選り好み
Meaning
very careful in choosing; selective
Example
She is very choosy about the clothes she wears.
彼女は自分が着る服にとてもこだわりがあります。
C2 adjective /tɛnˈdɛnʃəs/

tendentious

偏向的
Meaning
Expressing or promoting a particular cause or point of view, often biased.
Example
The article was criticized for its tendentious tone.
その記事は偏向的な口調で批判されました。
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。
C1 verb /trəˈvɜːrs/

traverse

横断する
Meaning
To travel across or through something.
Example
They traversed the desert on camels.
彼らはラクダで砂漠を横断した。
A2 adverb /ˈbjuːtɪfəli/

beautifully

美しく
Meaning
in a beautiful or pleasing manner; excellently or skillfully
Example
She sang beautifully at the concert.
彼女はコンサートで美しく歌った。
C2 noun /ˈjuːər/

ewer

水差し
Meaning
a large jug with a wide mouth, especially used in the past for carrying water
Example
The servant filled the ewer with fresh water.
使用人は水差しに新鮮な水を注ぎました。
B2 adjective /slɪk/

slick

滑らかな
Meaning
Smooth, clever, or efficient, often in a way that seems superficial.
Example
He gave a slick presentation to impress the investors.
彼は投資家を感動させるために滑らかなプレゼンテーションを行った。
B1 verb /əˈtʃiːv/

achieve

達成する
Meaning
to successfully bring about or reach a desired goal or result
Example
She worked hard to achieve her dream of becoming a doctor.
彼女は医者になるという夢を達成するために一生懸命働いた。
C2 noun /ˈpjuːdʒɪlɪzəm/

pugilism

ボクシング
Meaning
The practice or sport of boxing.
Example
He studied the art of pugilism in his youth.
彼は若い頃、ボクシングの技術を学びました。
C2 noun /ɪnˈtriːti/

entreaty

請願
Meaning
An earnest or humble request or plea.
Example
She made an entreaty for peace during the heated argument.
彼女は激しい議論の中で平和を求める請願をしました。
A2 verb /əˈnɔɪ/

annoy

イライラさせる
Meaning
to irritate or bother someone and make them feel a little angry or uncomfortable
Example
His constant humming started to annoy everyone in the room.
彼の絶え間ないハミングが部屋の中でみんなをイライラさせ始めた。
C1 noun ˌskeɪ.ləˈbɪl.ə.ti

scalability

拡張性
Meaning
The capacity to be changed in size or scale; the ability of a system to handle a growing amount of work.
Example
The new software offers high scalability for large enterprises.
新しいソフトウェアは大企業向けに高い拡張性を提供します。
C2 noun /kəmˈpleɪsəns/

complaisance

従順
Meaning
willingness to please others; courteous compliance
Example
Her complaisance made her popular among her colleagues.
彼女の従順さは彼女を同僚の中で人気者にしました。
C2 noun /fɔːn/

faun

ファウノ (神話の生き物)
Meaning
a mythological creature that is half human and half goat
Example
The sculpture depicted a playful faun dancing in the forest.
彫刻は、森の中で踊っている遊び心のあるファウンを描いていました。
A2 adverb /əˈhɛd/

ahead

前に
Meaning
in front; in advance; before someone or something in position or progress
Example
She walked ahead of the group.
彼女はグループの前に歩いていた。
C2 noun /ˈkɔːrpəskəl/

corpuscle

小さな粒子または細胞、特に赤血球
Meaning
a small particle or cell, especially a blood cell
Example
Red corpuscles carry oxygen throughout the body.
赤血球は体内で酸素を運ぶ。
A1 noun /ɑːrm/

Arm

腕
Meaning
the upper limb of the human body from the shoulder to the hand
Example
She raised her arm to ask a question.
彼女は質問するために腕を上げました。
A2 noun /ˈbraʊzər/

browser

ブラウザー
Meaning
a software application for accessing information on the World Wide Web.
Example
I use a web browser to search for information online.
私はオンラインで情報を検索するためにウェブブラウザーを使用します。
C2 noun /ˌvɑːljəˈbɪləti/

volubility

おしゃべり
Meaning
The quality of talking fluently, readily, or incessantly.
Example
His volubility made him a successful radio host.
彼の話し好きは、彼を成功したラジオホストにしました。
B2 noun /ˈkæʃuː nʌts/

Cashew nuts

カシューナッツ
Meaning
kidney-shaped nuts from the cashew tree, commonly eaten as snacks or used in cooking
Example
Cashew nuts are often used in Indian sweets and curries.
カシューナッツはインディアンの甘いお菓子やカレーによく使われます。
B2 adverb /pəˈlɪtɪkəli/

politically

政治的に
Meaning
in a way that relates to politics or government
Example
The country is politically divided between two major parties.
その国は二つの主要な政党の間で政治的に分裂しています。
C1 verb /ˈɡlɔːrɪfaɪ/

glorify

讃える
Meaning
to praise or honor someone or something; to make something seem better than it is
Example
The movie glorifies war heroes.
その映画は戦争の英雄を美化している。
C1 adjective /ˈsnɒbɪʃ/

snobbish

高慢
Meaning
having or showing the attitude of people who think they are better than others
Example
She seemed snobbish because she avoided talking to the waiters.
彼女はウェイターと話すのを避けたので、高慢に見えました。
C2 adjective /ˌdaɪəˈbɒlɪk/

diabolic

悪魔的
Meaning
Extremely evil or cruel; characteristic of the devil.
Example
The villain devised a diabolic scheme.
悪役は悪魔的な計画を立てた。
B1 adverb /ˈkɒnstəntli/

Constantly

絶え間なく; 常に; 止まることなく
Meaning
continuously over a period of time; always; without stopping
Example
The baby was constantly crying throughout the night.
赤ちゃんは夜通し絶え間なく泣いていた。
C2 adjective /ˈɪn.dɪ.dʒənt/

indigent

困窮
Meaning
lacking the necessities of life due to poverty; very poor
Example
The hospital offers free care to indigent patients.
病院は困窮した患者に無料でケアを提供しています。
B2 noun θrets

threats

脅威
Meaning
A statement of an intention to inflict pain, injury, damage, or other hostile action.
Example
Threats to food security are rising globally.
食料安全保障への脅威が世界的に高まっています。
C1 verb /əˈdɔːrn/

adorn

飾る
Meaning
to decorate or add beauty to something
Example
The hall was adorned with flowers for the wedding.
結婚式のためにホールは花で飾られました。
B2 verb /ɪnˈfɜːr/

infer

Meaning
to conclude or deduce something from evidence and reasoning rather than from explicit statements
Example
From his silence, I inferred that he was not happy with the decision.
B1 adverb /pəˈlaɪt.li/

Politely

丁寧に;
Meaning
in a respectful and considerate manner; courteously; with good manners
Example
She politely declined the invitation because she had other commitments.
彼女は他の約束があったので、丁寧に招待を断った。
C2 adjective /ˈkæp.ʃəs/

Captious

細かいことにこだわる; 批判的
Meaning
tending to find fault or raise petty objections; fault-finding; critical
Example
His captious remarks about every small detail made the meeting very unpleasant.
彼の細かいことにこだわるコメントは、会議をとても不快なものにしました。
C1 noun ˌmɒdɪfɪˈkeɪʃn

modification

修正
Meaning
The action of making changes to something.
Example
The plan required modification.
計画には修正が必要でした。
C2 noun /ˈnɪk.næk/

knickknack

幸福
Meaning
A small decorative object, especially in a house.
Example
The shelf was full of little knickknacks collected from their travels.
彼女は賞を受け取ったとき、喜びを隠すことができませんでした。
C2 adjective /spɪk/

Spick

非常にきれいで整頓された; 完璧
Meaning
extremely clean and neat; immaculate
Example
The house was spick and span after the cleaning.
掃除後、家はまるで新品のようにきれいで整然としていました。
C2 noun /ˈæpəˌlɔːɡ/

apologue

道徳的な物語
Meaning
a short moral story or fable intended to teach a lesson
Example
The teacher used an old apologue to explain honesty to the children.
教師は、子供たちに誠実さを説明するために古い道徳的な物語を使いました。
C1 verb /dɪˈflɛkt/

deflect

反らす / 避ける
Meaning
to cause something to change direction; to avoid answering directly
Example
The shield deflected the incoming arrow.
盾は飛んできた矢を反らした。
A2 noun əˈɡriː.mənt

agreement

契約
Meaning
A negotiated arrangement between parties as to a course of action.
Example
The agreement was accepted by all countries.
その契約はすべての国によって受け入れられました。
B1 noun /ˈsɪɡ.nəl/

Signal

信号
Meaning
a gesture, action, or sound that conveys information or instruction
Example
The traffic signal turned red, so we stopped.
信号が赤に変わったので、私たちは止まりました。
A1 adjective /ˈlɪtl/

little

小さい
Meaning
Small in size, amount, or degree.
Example
He drank a little water before going to bed.
彼は寝る前に少し水を飲んだ。
B1 noun faʊnˈdeɪʃən

foundation

基礎
Meaning
The lowest load-bearing part of a building, typically below ground level.
Example
The foundation of the building was laid with strong materials.
ビルの基礎は強力な材料で作られました。
C1 verb, noun /mɛʃ/

mesh

メッシュ, 絡ませる
Meaning
To fit or work together properly; or a material made of interlaced threads.
Example
The two gears mesh perfectly to keep the machine running smoothly.
二つの歯車が完璧に噛み合って、機械がスムーズに動く。
C2 adjective /ˈdʒes.tɪŋ/

Jesting

冗談めいた
Meaning
joking or teasing in a playful manner
Example
He was only jesting when he said he would quit his job.
彼が仕事を辞めると言ったとき、彼はただ冗談を言っていただけだった。
B2 adverb /ʌnˈnesəserəli/

Unnecessarily

不必要に
Meaning
to a greater extent than is needed; without necessity
Example
Don't worry unnecessarily about the exam.
試験について不必要に心配しないでください。
B2 adjective /kəmˈpʌlsəri/

compulsory

義務的
Meaning
Required by law or a rule; obligatory.
Example
Wearing seat belts is compulsory in most countries.
ほとんどの国でシートベルトを着用することは義務的です。
C1 noun /ˈkaʊərdɪs/

cowardice

臆病
Meaning
lack of courage; behavior showing fear
Example
His cowardice prevented him from speaking up.
彼の臆病は彼が発言するのを妨げた。
B2 phrase teɪk ˈpɜː.sən.əl.i

take personally

個人的に受け取る
Meaning
To interpret someone's words or actions as a personal attack or criticism.
Example
Don't take it personally, he didn't mean to upset you.
個人的に受け取らないで、彼はあなたを怒らせるつもりはなかった。
C1 adjective /ˌɪnsɪˈdɛntəl/

incidental

付随的
Meaning
happening as a minor part or in connection with something else
Example
Incidental expenses like snacks and tips were included in the bill.
スナックやチップのような付随的な費用は請求書に含まれていました。
C1 noun ˌprɒf.ɪ.təˈbɪl.ɪ.ti

profitability

収益性
Meaning
The degree to which a business or activity yields profit or financial gain.
Example
Increasing sales and reducing costs boosted profitability.
販売の増加とコスト削減により収益性が向上しました。
A2 number /ˈfɪfti/

fifty

五十
Meaning
the number 50
Example
The stadium can hold fifty thousand people.
スタジアムは五万人を収容できます。
C2 verb /ˈdɒdə/

dodder

震えながら歩く
Meaning
To move in a weak and unsteady way, especially due to old age.
Example
The old man doddered across the street with a cane.
老人は杖をついて震えながら通りを歩いていました。
C1 adjective /ˈrænsɪd/

rancid

腐った
Meaning
having a bad taste or smell due to being old or spoiled (especially fats or oils)
Example
The butter had gone rancid after being left out too long.
バターは外に長時間置かれて腐ってしまった。
B2 noun ˈlænd.mɑːk

landmark

ランドマーク
Meaning
An object or feature of a landscape or town that is easily seen and recognized from a distance; an important stage or turning point.
Example
The space restaurant is a landmark in innovation.
スペースレストランは革新のランドマークです。
B2 adjective /rɪˈspek.tə.bəl/

Respectable

尊敬すべき
Meaning
worthy of respect; having good reputation; decent
Example
He comes from a respectable family in the community.
彼は地域社会の尊敬すべき家族から来ました。
B2 adjective /ˈfɔːrtʃənət/

fortunate

幸運な
Meaning
Having good luck or receiving something desirable by chance.
Example
She was fortunate to escape the accident without injuries.
彼女は事故で怪我をすることなく逃げることができて幸運だった。
C1 noun /ˈmælədi/

Malady

病気; 疾患; 重大な問題
Meaning
A disease or ailment; a serious problem
Example
The doctor diagnosed a rare malady that affected her nervous system.
医者は神経系に影響を与えた珍しい病気を診断しました。
C2 noun /ˌdoʊ.məˈstɪs.ə.ti/

domesticity

家庭生活
Meaning
Life at home or devotion to family life.
Example
She enjoys the domesticity of cooking and gardening.
彼女は料理とガーデニングの家庭生活を楽しんでいます。
B2 noun ˈɔː.bɪt

orbit

軌道
Meaning
The curved path of a celestial object around a star, planet, or moon.
Example
The satellite maintains its orbit around Earth.
衛星は地球の周りを軌道上に保っています。
C1 noun /ɡeɪdʒ/

Gauge

測定器
Meaning
an instrument for measuring the magnitude, amount, or contents of something
Example
The pressure gauge showed the tank was full.
圧力計はタンクが満杯であることを示しました。
B2 noun /waɪt ænt/

White-Ant

シロアリ
Meaning
a small social insect that lives in colonies and feeds on wood and plant matter
Example
White ants damaged the wooden furniture in our house.
シロアリは私たちの家の木製家具を傷つけました。
B2 adjective /ˈpeɪ.ə.bəl/

Payable

支払期限
Meaning
required to be paid; owed as a debt
Example
The amount is payable within thirty days of the invoice date.
金額は請求書の日付から30日以内に支払期限となります。
B2 verb ˈfaɪ.nəl.aɪz

finalize

最終決定する
Meaning
To complete arrangements for something; put into final form.
Example
The treaty was finalized after the discussions.
協定は討論後に最終決定されました。