sang-froid
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C2 noun /ˌsɒ̃ˈfrwɑː/

sang-froid

冷静
Meaning
Composure or coolness, especially in difficult situations.
Example
The leader handled the crisis with remarkable sang-froid.
リーダーは危機を見事な冷静さで対処しました。
C2 adjective /ɪkˈskɜːsɪv/

excursive

逸脱した
Meaning
Tending to digress or wander; moving away from the main subject.
Example
His excursive lecture left the students confused about the main topic.
彼の逸脱した講義は、学生たちを主題について混乱させました。
C2 noun /ænˈtɪstrəfi/

antistrophe

アンチストロフィー (修辞法の一つ)
Meaning
A rhetorical device in which a word or phrase is repeated at the end of successive clauses; in Greek choral poetry, the part of the ode sung by the chorus in return movement.
Example
The poet used antistrophe to emphasize the repeated phrase.
詩人は繰り返されるフレーズを強調するためにアンチストロフィーを使用しました。
C2 verb /ˈmɒlɪfaɪ/

mollify

なだめる
Meaning
To calm or soothe someone's anger or anxiety.
Example
The manager tried to mollify the angry customers with discounts.
マネージャーは割引で怒った顧客をなだめようとした。
B2 verb /ˈstʌmbəl/

stumble

つまずく
Meaning
to trip or lose balance while walking or running; to make a mistake or falter
Example
He stumbled on the uneven pavement.
彼はでこぼこな歩道でつまずいた。
C1 adjective /ɒmˈnɪv.ər.əs/

Omnivorous

雑食性
Meaning
eating both plants and animals; feeding on various kinds of food
Example
Bears are omnivorous animals that eat both plants and meat.
クマは雑食性の動物で、植物と肉を食べます。
A2 noun /ˈɡrændˌpeə.rənt/

grandparent

祖父/祖母
Meaning
the parent of one's father or mother
Example
My grandparents live in a small village near the hills.
私の祖父母は小さな村に住んでおり、丘の近くにあります。
B2 verb /stɪtʃ/

stitch

幸せ
Meaning
to sew with needle and thread; to join pieces of fabric
Example
She will stitch the torn dress carefully.
彼女は賞を受け取ったとき、幸せを隠せなかった。
B2 adjective /ˈfɪr.fəl/

fearful

恐ろしい
Meaning
feeling afraid or showing fear
Example
She was fearful of walking alone at night.
彼女は夜に一人で歩くのを恐れていた。
B2 noun əˈlaɪ.əns

alliance

同盟
Meaning
A union or association formed for mutual benefit, especially between countries or organizations.
Example
Global alliances promote environmental sustainability.
グローバルアライアンスは環境の持続可能性を促進します。
C2 noun /ˈdɛskænt/

descant

追加メロディー
Meaning
An additional melody or counterpoint sung or played above the main melody.
Example
The choir added a beautiful descant to the hymn.
合唱団は賛美歌に美しい追加メロディーを加えました。
C2 noun /rɪˈsɪdɪˌvɪzəm/

recidivism

Meaning
The tendency of a convicted criminal to reoffend or relapse into criminal behavior.
Example
The government introduced new programs to reduce recidivism among former inmates.
C2 verb /ˌsuːpərˈhiːt/

superheat

過熱する
Meaning
to heat a substance beyond its normal boiling point without it becoming vapor
Example
Engineers superheat the steam to increase the efficiency of the turbine.
エンジニアはタービンの効率を上げるために蒸気を加熱しすぎます。
C2 verb /bɪˈfaʊl/

befoul

汚染する
Meaning
to make dirty or polluted; to disgrace or corrupt
Example
The factory waste befouled the river.
工場の廃棄物が川を汚染した。
B1 adjective /ˈsæt.ɪs.fæk.tər.i/

Satisfactory

満足のいく
Meaning
acceptable; meeting requirements; adequate
Example
The test results were satisfactory.
テストの結果は満足のいくものでした。
B2 noun /ˈfɜː.tɪ.laɪ.zər/

fertilizer

肥料
Meaning
a substance added to soil to make plants grow more successfully
Example
Farmers use fertilizer to increase crop production.
農家は作物の生産量を増やすために肥料を使用します。
B2 verb /spɪt/

spit

唾を吐く
Meaning
to force liquid, especially saliva, out of the mouth
Example
He spat on the ground in anger.
彼は怒りで地面に唾を吐いた。
A2 noun /ˈpoʊstər/

poster

ポスター
Meaning
a large printed picture or notice that is put on a wall for decoration or to advertise something
Example
They put up a movie poster outside the theater.
彼らは映画館の外に映画のポスターを貼った。
B2 noun /slɛdʒ/

sledge

そり
Meaning
a vehicle for traveling over snow, often pulled by animals
Example
The children rode a sledge down the snowy hill.
子供たちは雪山をスレッジで滑り降りた。
B2 verb /daɪˈvɜːrt/

divert

Meaning
to turn aside from a course; to redirect or entertain
Example
The police diverted traffic to a side road.
C2 verb /bɪˈteɪk/

betake

向かう；取りかかる
Meaning
to go or resort to a place or course of action, especially as a response; to apply oneself
Example
After dinner, she betook herself to her room to read.
夕食後、彼女は読書のため自分の部屋へ向かった。
A1 noun /ˈdɔː.tər/

Daughter

娘
Meaning
a female offspring; a young woman in relation to her parents
Example
Their daughter graduated from medical school with top honors.
彼らの娘は医学校を優秀な成績で卒業しました。
C1 noun /ˈpælɪt/

pallet

プラットフォーム
Meaning
a flat wooden platform used for moving or storing goods; also a makeshift bed
Example
The boxes were stacked on a wooden pallet for easy transport.
箱は簡単に輸送できるように木製のパレットに積まれました。
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。
A2 adjective /draɪ/

Dry

乾燥した; 湿気や液体がない; 退屈な
Meaning
free from moisture or liquid; not wet; lacking interest or excitement
Example
The desert has very dry climate.
砂漠は非常に乾燥した気候です。
C1 noun /ɪˈnɔːrmɪti/

enormity

巨大さ
Meaning
The extreme scale, seriousness, or extent of something perceived as bad or morally wrong.
Example
The enormity of the crime shocked the entire community.
犯罪の巨大さはコミュニティ全体を驚かせました。
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。
C1 noun /əˈtoʊnmənt/

atonement

贖罪
Meaning
the act of making amends for a wrong, sin, or injury
Example
The festival was celebrated as a day of atonement.
その祭りは贖罪の日として祝われました。
C1 noun ænˈtɪk.wə.ti

antiquity

古代
Meaning
The ancient past, especially the period of classical and other human civilizations before the Middle Ages.
Example
The ruins are a reminder of the city's antiquity.
遺跡はその都市の古代を思い出させるものです。
C2 adjective /ˈvjuː.ləs/

Viewless

見えない; 意見なし
Meaning
invisible; having no views or opinions
Example
The ghost remained viewless to most people in the haunted house.
幽霊はお化け屋敷のほとんどの人々には見えませんでした。
C1 adverb /pɜːr ˈseɪ/

per se

自体
Meaning
By or in itself; intrinsically.
Example
The idea is not bad per se, but it needs improvement.
そのアイデア自体は悪くないが、改善が必要だ。
C2 verb /ˈwɛltər/

welter

混乱の中で転がる
Meaning
to roll or toss about in a confused or disorderly way; to be in turmoil
Example
The city weltered in chaos after the sudden blackout.
突然の停電後、都市は混乱の中に沈んだ。
C2 noun /əˈbrɪdʒmənt/

abridgment

要約版
Meaning
A shortened version of a larger work, such as a book or speech.
Example
The publisher released an abridgment of the lengthy novel for students.
出版社は学生のために長編小説の要約版を公開しました。
B2 verb /pərˈsɪst/

persist

Meaning
to continue firmly in an action or opinion despite difficulty or opposition
Example
She decided to persist in her efforts to learn French.
C1 noun /ˌmɪdˈsʌm.ər/

midsummer

真夏
Meaning
The middle of summer, often around the summer solstice in June.
Example
We had a festival to celebrate midsummer.
私たちは真夏を祝うためにフェスティバルを開きました。
C2 adjective /ʌnˈtɛmpərd/

untempered

無調整
Meaning
not moderated or softened; lacking proper balance or control
Example
The untempered anger of the crowd caused chaos.
群衆の無調整な怒りが混乱を引き起こしました。
B2 noun ˈsækrɪfaɪs

sacrifice

犠牲
Meaning
An act of giving up something valued for the sake of something else.
Example
The country was freed due to the sacrifice of the warriors.
国は戦士たちの犠牲によって解放された。
B2 adjective /ˈhevənli/

Heavenly

天のような; 神聖な; 美味しい
Meaning
relating to heaven; extremely pleasant or beautiful
Example
The chocolate cake had a heavenly taste that melted in my mouth.
チョコレートケーキは天のような味わいで、口の中で溶けました。
C2 adjective /əˈfɔːrsed/

Aforesaid

前述の
Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
前述の条件は承認前に満たす必要があります。
C1 verb /ˈpæs.ɪ.faɪ/

pacify

鎮める
Meaning
To quell the anger, agitation, or excitement of someone.
Example
The mother tried to pacify her crying child.
母親は泣いている子を落ち着かせようとした。
C2 adjective, noun /ˈænθrəpɔɪd/

anthropoid

人類型
Meaning
Resembling a human being in form; a primate such as apes and monkeys.
Example
The gorilla is considered an anthropoid ape.
ゴリラは人類型の猿と見なされている。
B1 noun /ˈneɪbərˌhʊd/

neighborhood

近所
Meaning
a district or area around or near a particular place
Example
I grew up in a quiet neighborhood.
私は静かな近所で育ちました。
C1 noun /ˈɡrɪd.əl/

Griddle

鉄板
Meaning
a flat heating surface for cooking food, typically made of metal
Example
She cooked pancakes on the hot griddle.
彼女は熱い鉄板でパンケーキを作った。
B1 adjective /ˈvaɪə.lənt/

Violent

暴力的な; 攻撃的な
Meaning
using or involving physical force intended to hurt, damage, or kill; very forceful or powerful
Example
The violent storm caused significant damage to the coastal areas.
暴力的な嵐は沿岸地域に重大な損害を与えました。
C2 adjective /prɪˈpɒndərənt/

preponderant

優勢な
Meaning
Having superior weight, force, influence, or importance.
Example
The preponderant influence of the media shapes public opinion.
メディアの優勢な影響は、公共の意見を形成します。
C1 adjective /ˈsɛptɪk/

septic

感染した
Meaning
Infected with harmful bacteria; relating to or causing infection.
Example
The doctor treated the patient's septic wound immediately.
医者は患者のセプティックな傷をすぐに治療しました。
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。
C1 adjective /ˌɪndɪˈsaɪsɪv/

Indecisive

優柔不断な
Meaning
unable to make decisions quickly; hesitant; wavering
Example
She was indecisive about which university to attend.
彼女はどの大学に入学すべきか決めかねていた。
B2 adjective /ˈwɪt.i/

Witty

機知に富んだ; 面白い
Meaning
having or showing quick intelligence; amusing in a clever way
Example
Her witty response to the critic's question impressed the entire audience.
彼女の機知に富んだ答えは、批評家の質問に対して観客全体を感動させました。
C2 noun /prəˈpɪŋkwɪti/

propinquity

近接
Meaning
the state of being close to someone or something; proximity
Example
The propinquity of their houses made them close friends.
彼らの家の近接は、彼らを親しい友人にした。
C1 noun /dʌsk/

Dusk

夕暮れ; たそがれ
Meaning
the period of the day when daylight is fading; twilight
Example
They walked along the beach during dusk, watching the sunset.
彼らは夕暮れ時にビーチを歩きながら、日没を見ていました。
C1 noun /ˈsɜːrəɡət/

surrogate

代理人
Meaning
A substitute, especially a person deputizing for another in a specific role or office.
Example
The surrogate mother gave birth to the child after carrying it for nine months.
代理母は九か月間子どもを妊娠してから子どもを出産した。
C1 noun /əˈstuːt.nəs/

astuteness

洞察力
Meaning
The ability to accurately assess situations or people and turn this to one's advantage.
Example
His astuteness helped in negotiations.
彼の洞察力は交渉で役立った。
C1 noun /slɪt/

Slit

切れ目
Meaning
a long narrow opening or cut
Example
There was a small slit in the fabric.
生地に小さな切れ目がありました。
C2 noun /ˈdʌblɪt/

doublet

ダブレット / タイトジャケット
Meaning
a close-fitting jacket worn by men in the Renaissance; also, a pair of similar things
Example
The actor wore a velvet doublet for the Shakespearean play.
俳優はシェイクスピア劇のためにベルベットのダブレットを着ました。
B2 verb /ɪnˈhæns/

enhance

向上させる
Meaning
to improve the quality, value, or extent of something
Example
The new features will enhance the user experience.
新しい機能はユーザー体験を向上させます。
C2 noun /ˈdiːɪst/

deist

デイスト
Meaning
a person who believes in the existence of a supreme being but rejects organized religion
Example
The philosopher identified himself as a deist.
その哲学者は自分をデイストとして認識した。
A1 noun /plæn/

plan

計画
Meaning
A detailed proposal for doing or achieving something.
Example
A good plan keeps you focused.
良い計画はあなたを集中させます。
C1 adjective /ˈdɒdʒi/

Dodgy

疑わしい; 質が悪い; 信頼できない; 危険なまたはリスクのある
Meaning
suspicious; questionable; unreliable; risky or dangerous
Example
That deal sounds dodgy to me.
その取引は私には疑わしく聞こえます。
C1 noun /ˌprɒvəˈkeɪʃən/

provocation

挑発
Meaning
An action or statement that is intended to make someone angry or to cause a reaction.
Example
His rude comment was a clear provocation.
彼の無礼なコメントは明らかな挑発でした。
C1 noun /ˌsæl.jʊˈteɪ.ʃən/

Salutation

挨拶; 善意の表現
Meaning
a greeting; an expression of goodwill
Example
The letter began with a formal salutation.
その手紙は正式な挨拶で始まりました。
C1 adjective ˌmiː.ti.ər.əˈlɒdʒ.ɪ.kəl

meteorological

気象の
Meaning
Relating to weather conditions and atmospheric phenomena.
Example
Meteorological conditions affect farming cycles.
気象条件は農業サイクルに影響を及ぼす。
C2 verb /əˈpraɪz/

apprise

知らせる
Meaning
to inform or notify someone
Example
The manager will apprise the staff of the new policies.
マネージャーはスタッフに新しい方針について知らせます。
B2 noun /nʌn/

Nun

修道女
Meaning
a woman who has taken vows in a religious order and lives in a convent
Example
The nun taught at the local Catholic school.
その修道女は地元のカトリック学校で教えていました。
C1 adjective /ɪnˈsɛnsəbl/

insensible

無意識
Meaning
Unconscious; unaware of or indifferent to something.
Example
He was insensible to the cold as he lay in the snow.
彼は雪の中で横たわっているとき、寒さに無意識でした。
B2 noun /ɪnˈsaɪdə/

insider

インサイダー
Meaning
a person within a group or organization who has access to confidential information
Example
He was an insider who knew all the company's secrets.
彼は会社のすべての秘密を知っているインサイダーでした。
C1 noun /meɪl treɪn/

Mail train

郵便列車
Meaning
a train that carries mail and postal packages
Example
The mail train departs every evening to deliver letters across the country.
メール列車は毎晩、国内中に手紙を届けるために出発します。
B2 verb /rɪˈkɔːl/

recall

思い出す
Meaning
to bring (a memory, fact, or situation) back into one's mind
Example
I can't recall the last time we met.
最後に会った時のことを思い出せません。
C1 noun /ˈtrɪb.jə.ter.i/

Tributary

支流
Meaning
a river or stream flowing into a larger river or lake
Example
The tributary joins the main river near the city.
支流は都市の近くで本流と合流します。
B1 noun /kənˌfɜːˈmeɪʃən/

confirmation

確認
Meaning
the action of confirming something or the state of being confirmed
Example
She received a confirmation email for her appointment.
彼女は彼女の予約の確認メールを受け取りました。
B2 adverb /kənˈtɪnjuəsli/

Continuously

連続的に; 絶え間なく; 途切れることなく
Meaning
without interruption; in an unbroken sequence
Example
The machine operates continuously for 24 hours.
その機械は24時間連続して稼働します。
C2 adjective /ˈstɜːr.tər.əs/

stertorous

重いいびき
Meaning
Characterized by heavy snoring or breathing.
Example
The patient’s stertorous breathing alarmed the nurses.
患者のステルトラスな呼吸は看護師たちを驚かせました。
C2 adjective /ˌnɒndɪˈskrɪpt/

nondescript

特徴のない
Meaning
Lacking distinctive or interesting features; dull and unremarkable.
Example
He lives in a nondescript apartment building on the edge of town.
彼は町の外れにある特徴のないアパートに住んでいます。
A2 noun /ˈɪər.ɪŋ/

Ear-ring

イヤリング
Meaning
a piece of jewelry worn on the earlobe or ear
Example
Her diamond earrings caught everyone's attention.
彼女のダイヤモンドのイヤリングは、みんなの注目を集めました。
B1 noun /ˈtreʒər/

Treasure

宝物
Meaning
a quantity of precious metals, gems, or other valuable objects; something of great worth or value
Example
The pirates buried their treasure on the island.
海賊たちは島に宝物を埋めました。
A2 adjective /mæd/

Mad

怒っている; 精神的に病んでいる; 狂っている
Meaning
angry; mentally ill; insane
Example
He was mad at his friend for being late.
彼は友達が遅れたことで怒っていた。
B2 adjective /əˈlɛdʒd/

alleged

疑われた
Meaning
said or thought to be true, but not proven
Example
The alleged thief was caught by the police.
疑われた泥棒は警察に捕まった。
C1 noun /təˈnæs.ə.ti/

tenacity

粘り強さ
Meaning
Determination, persistence, and the quality of not giving up
Example
His tenacity in solving problems led to his success.
問題を解決するための彼の粘り強さが成功につながった。
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 verb /ˈdɛprɪˌkeɪt/

deprecate

非難する
Meaning
to express disapproval of something
Example
The teacher deprecated the use of slang in academic essays.
教師は学術論文でのスラングの使用を非難しました。
B2 adjective /ˈwɜːrði/

Worthy

値する; ふさわしい; 尊敬すべき;
Meaning
deserving respect or attention; having merit
Example
Her charitable work made her worthy of the humanitarian award.
彼女の慈善活動は彼女を人道的賞に値するものにしました。
B2 verb /dɪˈspoʊz/

dispose

処分する
Meaning
To get rid of something, or to arrange or incline towards something.
Example
He disposed of the old furniture responsibly.
彼は古い家具を責任を持って処分しました。
B2 verb /ɪnˈherɪt/

inherit

相続する
Meaning
to receive money, property, or characteristics from someone when they die; to acquire from predecessors
Example
She inherited her grandmother's house.
彼女は祖母の家を相続しました。
C1 noun/adjective /ˈlɛzbiən/

lesbian

レズビアン
Meaning
a woman who is romantically or sexually attracted to other women
Example
She is a proud lesbian and advocates for equal rights.
彼女は誇り高いレズビアンで、平等な権利を支持しています。
C1 verb /ʌnˈrævəl/

unravel

Meaning
To undo twisted or knitted threads; to solve or explain something complicated.
Example
The detective worked hard to unravel the mystery.
B2 adverb /ˈnæʃənəli/

nationally

全国的に
Meaning
at the level of a whole nation; in a way that involves or affects an entire country
Example
The policy was implemented nationally to ensure equal benefits for all citizens.
その政策は、すべての市民に平等な利益を確保するため、全国的に実施された。
C1 noun /juːnəˈnɪməti/

Unanimity

全会一致
Meaning
complete agreement among all members of a group
Example
The committee reached unanimity on the new policy.
委員会は新しい方針について全会一致に達しました。
C1 noun /ˈɛksədəs/

exodus

出エジプト
Meaning
A mass departure of people from a place.
Example
There was a sudden exodus of workers after the strike began.
ストライキが始まった後、労働者たちは突然出エジプトした。
B2 verb /ˈmɑːdɪfaɪ/

modify

変更する
Meaning
to change or alter something; to make partial changes
Example
We need to modify the plan to include more details.
計画を変更して、詳細を追加する必要があります。
B2 adjective /hɪˈroʊɪk/

heroic

英雄的な
Meaning
showing great bravery or courage; relating to a hero or heroes
Example
The firefighter made a heroic effort to save the child.
消防士は子どもを救うために英雄的な努力をした。
C1 adjective /ˌfɑːrˈfetʃt/

farfetched

ありそうもない、またはあり得ない
Meaning
unlikely to happen or be true; improbable
Example
His explanation for being late sounded farfetched.
彼の遅刻の説明は信じがたいものだった。
B1 noun, verb /eɪd/

aid

援助
Meaning
help or support, typically of a practical nature
Example
The volunteers provided aid to the flood victims.
ボランティアは洪水の被害者に援助を提供しました。
C1 verb /ˌrevəˈluːʃənaɪz/

revolutionize

革命的に変える
Meaning
Change (something) radically or fundamentally.
Example
Artificial intelligence is set to revolutionize the healthcare sector.
人工知能は医療分野を革命化する準備ができています。
C2 noun /ˈbɛlˌwɛðər/

bellwether

先駆者
Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
その会社はテクノロジー業界の先駆者と見なされています。
C2 noun /bleɪn/

Blain

水疱
Meaning
an inflammatory swelling or sore on the skin; a blister or pustule
Example
The doctor examined the blain on his arm.
医者は彼の腕の水疱を検査しました。
B2 adjective /ˈtʃaɪld.laɪk/

Childlike

子供のような; 無邪気で信頼しやすい; 純粋でシンプル
Meaning
innocent and trusting like a child; having the good qualities of a child; pure and simple
Example
She maintained a childlike wonder about the world around her.
彼女は周りの世界について子供のような驚きを保っていました。
C1 noun /ˈmænəˌrɪzəm/

Mannerism

癖
Meaning
A habitual gesture or way of speaking or behaving; an idiosyncrasy
Example
His constant throat clearing had become an annoying mannerism.
彼の絶え間ない喉の清掃は迷惑な癖になっていた。
C1 adverb /ˈvælɪdli/

validly

有効に
Meaning
in a legally, logically, or officially acceptable manner
Example
The contract was validly signed by both parties.
契約は両当事者によって有効に署名されました。
A2 noun/verb/adjective /ˈsʌbdʒɪkt/ (noun), /səbˈdʒɛkt/ (verb)

subject

科目
Meaning
noun: a topic or theme; verb: to cause to undergo; adjective: dependent or under authority
Example
The teacher introduced a new subject in class.
先生はクラスで新しい科目を紹介しました。
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。
B1 noun /ˈkændɪdeɪt/

candidate

候補者
Meaning
A person who applies for a job or is nominated for election.
Example
The candidate gave a strong speech during the debate.
候補者は討論中に強いスピーチを行いました。
C1 noun səˈlɪnɪti ɪnˈtruːʒən

salinity intrusion

塩分侵入
Meaning
The movement of salt water into freshwater areas, typically affecting coastal regions.
Example
Salinity intrusion affects coastal regions.
塩分侵入は沿岸地域に影響を与える。
B2 noun /ˈden.sə.ti/

Density

密度
Meaning
the degree of compactness of a substance; the quantity of something per unit area
Example
The density of population in the city center is extremely high.
市の中心部の人口密度は非常に高い。
A2 adverb /ˈnaʊədeɪz/

nowadays

最近
Meaning
At the present time; in contrast with the past.
Example
Nowadays, many people prefer shopping online.
最近、多くの人々がオンラインショッピングを好むようになった。
C2 noun /ˌnjuːməˈreɪʃən/

numeration

数え方
Meaning
the action or process of counting or assigning numbers
Example
The teacher explained the basics of numeration to the students.
先生は学生たちに数え方の基本を説明しました。
B2 noun /ɡreɪv/

Grave

墓
Meaning
a hole dug in the ground to receive a coffin; a place of burial; serious or solemn
Example
The family visited the grave of their beloved grandfather every Sunday.
家族は毎週日曜日に愛する祖父の墓を訪れていました。
C2 noun /ˈrɛk.tɪ.tjuːd/

rectitude

誠実
Meaning
Morally correct behavior or thinking; righteousness and integrity.
Example
His rectitude earned him respect in society.
彼の誠実さは社会で尊敬を得た。
B1 noun /ˈæmətər/

amateur

アマチュア
Meaning
A person who engages in a pursuit, especially a sport or art, on an unpaid basis.
Example
The painting looked impressive, even though it was done by an amateur.
その絵画は印象的に見えましたが、アマチュアによって描かれました。
C1 adjective /hɔːrs/

Hoarse

しゃがれ声; 叫びすぎや病気でしゃがれる
Meaning
rough or harsh in sound; having a rough voice from shouting or illness
Example
His voice became hoarse after shouting at the concert.
コンサートで叫んだ後、彼の声はしゃがれた。
B2 verb ˈtrɪɡərz

triggers

引き起こす
Meaning
To cause or initiate something to happen
Example
Air pollution triggers chronic diseases.
大気汚染は慢性疾患を引き起こします。
B1 noun /kruː/

crew

乗組員
Meaning
A group of people working together, especially on a ship, aircraft, or project.
Example
The ship's crew worked tirelessly during the storm.
船のクルーは嵐の間、休むことなく働いた。
C1 verb /ˈrʌsl/

rustle

ささやく
Meaning
To make a soft, light sound like leaves or paper moving.
Example
The leaves rustled gently in the evening breeze.
葉っぱが夕方のそよ風でそっとささやいていました。
B2 noun, verb /bəˈfeɪ/ (noun), /ˈbʌfɪt/ (verb)

buffet

Meaning
A meal where guests serve themselves from a variety of dishes arranged on a table; also means to strike repeatedly (as a verb).
Example
We enjoyed a large buffet at the wedding reception.
C1 noun /ˈsɔːjər/

Sawyer

材木職人
Meaning
a person who saws wood, especially as an occupation
Example
The skilled sawyer cut the logs into planks.
熟練した材木職人は丸太を板に切りました。
C1 noun /ˈɒktəɡən/

octagon

八角形
Meaning
A polygon with eight sides and eight angles.
Example
The stop sign is shaped like an octagon.
ストップサインは八角形をしています。
B2 adjective /ˌkɒm.plɪˈmen.tər.i/

Complimentary

賛辞的な; 無料で提供される; 礼儀として提供された
Meaning
expressing praise or admiration; given or supplied free of charge as a courtesy
Example
The hotel offers complimentary breakfast for all guests.
ホテルはすべてのゲストに無料の朝食を提供します。
C2 noun /ˌmjuːtəˈbɪləti/

mutability

変動性
Meaning
The quality of being changeable or capable of change.
Example
The mutability of fashion trends makes it hard to keep up.
ファッションのトレンドの可変性は、それについていくのを難しくします。
C2 verb /ˈæd.ʌm.breɪt/

adumbrate

予示する
Meaning
to foreshadow or suggest something in an unclear or indirect way
Example
The report adumbrates future economic challenges.
レポートは未来の経済的な課題を暗示している。
C1 verb /ɪmˈbrɔɪdər/

embroider

刺繍
Meaning
to decorate fabric with patterns using a needle and thread
Example
She embroidered flowers on the pillowcase.
彼女は枕カバーに花を刺繍した。
A2 noun /ˈstreɪndʒər/

Stranger

見知らぬ人
Meaning
a person whom one does not know or with whom one is not familiar
Example
Never take candy from a stranger.
決して見知らぬ人からキャンディをもらわないでください。
B2 noun /ˈmæstərpiːs/

Masterpiece

傑作
Meaning
A work of outstanding artistry, skill, or workmanship
Example
The Mona Lisa is considered one of the greatest masterpieces of all time.
モナリザは、すべての時代で最も偉大な傑作の1つと見なされています。