smelt
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C1 verb /smɛlt/

smelt

溶かす
Meaning
to extract metal from its ore by heating and melting
Example
The workers smelt iron from its ore in the factory.
作業員は工場で鉱石から鉄を溶かして取り出します。
C1 adjective /ˌdɪfəˈrɛnʃəl/

differential

差別的
Meaning
Relating to or showing a difference; involving a distinction.
Example
There is a differential treatment between the two groups.
2つのグループ間に差別的な扱いがあります。
A2 noun /ˈaɪtəm/

item

アイテム
Meaning
A single thing, object, or unit, often part of a list or collection.
Example
Each item on the list must be checked carefully.
リストの各アイテムは慎重にチェックする必要があります。
C1 adjective /ˈskrɪptʃərəl/

scriptural

聖書に関連する
Meaning
Relating to or contained in the scriptures or holy writings.
Example
The priest gave a scriptural reference during the sermon.
牧師は説教中に聖書の参照をしました。
C1 noun prəˈkjʊrmənt

procurement

調達
Meaning
The action of obtaining or procuring something, especially for official purposes.
Example
The procurement of modern equipment has improved research accuracy.
現代的な機器の調達が研究の精度を向上させました。
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。
C1 noun, adjective /ˈpɑːrtɪzən/

partisan

党派の支持者
Meaning
A strong supporter of a party, cause, or person; showing biased allegiance.
Example
The debate quickly turned partisan, with each side defending their own agenda.
議論はすぐに党派的になり、各側は自分のアジェンダを擁護しました。
C1 verb /ˈwɪtl/

whittle

Meaning
to carve or shape something by cutting off small pieces; to gradually reduce
Example
He spent the afternoon whittling a piece of wood into a toy.
C1 noun kənˈsɔː.ti.əm

consortium

コンソーシアム
Meaning
An association of several companies or organizations formed to undertake an enterprise beyond the resources of any one member.
Example
The consortium worked collaboratively to build the cable.
コンソーシアムはケーブルの建設に協力しました。
C2 noun /ˈɡeɪm.stər/

gamester

プレイヤー
Meaning
A person who plays games, especially one who plays them skillfully or professionally.
Example
The old tavern was filled with gamesters competing in cards and dice.
古い酒場はカードとサイコロで競い合うプレイヤーで賑わっていました。
A1 adverb /soʊ/

so

そんなに
Meaning
to such a degree or extent
Example
She was so happy with the gift.
彼女はプレゼントにとても喜んでいた。
C1 adjective + noun ʌnˈpresɪdentɪd ˈnɒlɪdʒ

unprecedented knowledge

前例のない知識
Meaning
Information or understanding that has never been obtained or achieved before.
Example
Artemis will provide unprecedented knowledge about the solar system.
アルテミスは太陽系に関する前例のない知識を提供する。
A1 adverb /hɪr/

here

ここ
Meaning
in, at, or to this place
Example
Please come here quickly.
ここに早く来てください。
C1 noun /rɪˈpen.təns/

Repentance

悔い改め
Meaning
the action of repenting; sincere regret or remorse
Example
His genuine repentance moved everyone in the courtroom.
彼の真摯な悔い改めは、法廷のすべての人々を感動させました。
C2 noun /kɛn/

ken

理解の範囲
Meaning
one's range of knowledge or understanding
Example
Quantum physics is beyond my ken.
量子物理学は私の理解を超えています。
B2 noun /ˈmɪs.tʃɪf/

Mischief

いたずら
Meaning
Playful behavior that causes minor trouble or annoyance but is not meant to cause serious harm
Example
The children were full of mischief during the summer holidays.
子供たちは夏休み中、いたずらでいっぱいでした。
C2 verb /ˈkæn.tər/

canter

軽いギャロップ
Meaning
To ride a horse at a controlled, easy pace between a trot and a gallop.
Example
She cantered her horse across the field with ease.
彼女は馬を簡単にフィールドを走らせた。
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。
B1 adverb /ˈɑːf.tə.wərdz/

Afterwards

その後; 後で; 次に
Meaning
at a later time; after an event or time that has already been mentioned
Example
We had dinner and afterwards we watched a movie.
私たちは夕食をとり、その後映画を見ました。
A2 verb kriˈeɪts

creates

作り出す
Meaning
To bring something into existence or to cause something to happen
Example
Pollution creates environmental and health issues.
汚染は環境と健康問題を引き起こします。
C1 verb /əbˈstrʌkt/

obstruct

妨げる
Meaning
to block or hinder progress; to prevent or impede movement
Example
The fallen tree obstructed the road for several hours.
倒れた木が数時間道路をふさぎました。
C2 adjective, adverb /ˌmæləprəˈpoʊ/

malapropos

不適切
Meaning
inappropriate or unsuitable; at an inconvenient or inappropriate time
Example
His comment was malapropos during the serious discussion.
真剣な議論中に彼のコメントは不適切だった。
B2 noun /ˈdɛsɪməl/

decimal

十進法
Meaning
A number system based on 10; a number expressed in the base-10 system.
Example
The number 0.75 is a decimal.
0.75は十進法の数です。
C1 noun /təˈbuː/

taboo

Meaning
a social or cultural prohibition against certain practices or discussions
Example
Talking about money is considered a taboo in some cultures.
C1 noun /məˈtɜːrnəti/

Maternity

母性
Meaning
The state of being a mother; motherhood
Example
The hospital has an excellent maternity ward for new mothers.
その病院は新しい母親のための優れたマタニティ病棟を提供しています。
A2 noun /ˈmembər/

member

メンバー
Meaning
a person or thing that belongs to a group or organization
Example
She is a member of the local sports club.
彼女は地元のスポーツクラブのメンバーです。
B2 noun /ˌren.əˈveɪ.ʃən/

Renovation

リノベーション; 改修
Meaning
the act of renovating; restoration to a former better state
Example
The old house underwent a complete renovation last year.
その古い家は昨年完全な改修を受けました。
C1 noun /ˌmjuːnɪsɪˈpæləti/

municipality

Meaning
a city or town that has its own local government
Example
The municipality is planning to build a new library.
A1 adjective /ˈiːzi/

easy

簡単
Meaning
not difficult; requiring little effort
Example
The exam was surprisingly easy.
試験は驚くほど簡単でした。
C1 noun /ˈsɛntrɪˌfjuːdʒ/

centrifuge

遠心分離機
Meaning
A machine that spins substances at high speed to separate different components.
Example
The lab technician used a centrifuge to separate the blood cells from the plasma.
実験室の技術者は、血液細胞を血漿から分離するために遠心分離機を使用しました。
B2 adjective /rɪˈflektɪv/

Reflective

反射的; 思慮深い; 光や画像を反射できる
Meaning
thoughtful; contemplative; able to reflect light or images
Example
After the meeting, he was in a reflective mood.
会議の後、彼は反射的な気分だった。
C1 adjective /ˈrez.ə.luːt/

Resolute

決意の; 断固たる; 揺るがない
Meaning
determined; having a firm decision; unwavering
Example
She remained resolute in her decision to pursue her dreams.
彼女は夢を追い求める決意を固く持ち続けました。
B1 verb /ˈkrɪtɪsaɪz/

criticize

批判する
Meaning
to express disapproval or find fault with someone or something
Example
The teacher criticized the student's poor handwriting.
教師は学生のひどい手書きに批判を加えました。
B2 noun /hoʊm ˈdɪstrɪkt/

home district

出身地区
Meaning
the district where a person was born or originally comes from
Example
He returned to his home district after many years abroad.
彼は長年の海外生活の後、出身地区に戻った。
B2 adjective /ænˈtɑːrktɪk/

antarctic

南極の
Meaning
relating to the region around the South Pole
Example
The Antarctic region is known for its extreme cold and icy landscapes.
南極地域はその極寒と氷のような景色で知られています。
C2 adjective /ˌɪnkəmˈprɛsəbl/

incompressible

圧縮不可能
Meaning
Not able to be pressed or squeezed into a smaller space.
Example
Liquids are generally considered incompressible.
液体は通常、圧縮不可能と見なされます。
B1 verb, noun /klɪp/

clip

Meaning
to cut or trim something; a short extract from a film, broadcast, or recording
Example
She clipped the coupon from the newspaper.
C1 verb/noun /ˈrɛlɪʃ/

relish

楽しむ / 調味料
Meaning
to greatly enjoy; also a condiment or sauce
Example
She relished the opportunity to travel abroad.
彼女は海外旅行の機会を大いに楽しんでいました。
C1 adjective /ˈmæliəbl̩/

malleable

柔軟な
Meaning
Easily shaped or influenced; capable of being bent or adapted.
Example
Gold is a highly malleable metal used in jewelry.
金は非常に柔軟な金属で、ジュエリーに使用されます。
C1 noun /ˈkɑːrdəməm/

Cardamom

カルダモン
Meaning
aromatic seeds from a plant in the ginger family, used as a spice
Example
The recipe calls for a pinch of ground cardamom.
レシピにはひとつまみの粉末カルダモンが必要です。
A1 noun /ˈmʌni/

money

幸福
Meaning
A medium of exchange in the form of coins and banknotes; wealth or financial resources.
Example
He saved enough money to buy a new car.
彼女は賞を受け取ったとき、幸せを隠せなかった。
C2 noun /ɪˌpɪstəˈmɒlədʒi/

epistemology

認識論
Meaning
The branch of philosophy that studies the nature, origin, and scope of knowledge.
Example
Epistemology explores the difference between justified belief and opinion.
認識論は正当な信念と意見との違いを探求します。
C1 verb /spɔːn/

spawn

生み出す
Meaning
to produce or generate, often in large numbers
Example
The video game has spawned many sequels.
そのビデオゲームは多くの続編を生み出しました。
B2 verb səˈpres

suppress

抑制する
Meaning
To forcibly put an end to; to restrain or subdue.
Example
Authorities must suppress criminal activities in campuses.
当局はキャンパス内の犯罪行為を抑制しなければならない。
C1 noun /ˈmaɪlɪdʒ/

mileage

燃費
Meaning
The distance traveled in miles, or the fuel efficiency of a vehicle.
Example
This car gives excellent mileage on highways.
この車は高速道路で優れた燃費を提供します。
C1 noun /ˈrɛspɪt/

respite

休息
Meaning
A short period of rest or relief from something difficult or unpleasant.
Example
The weekend provided a welcome respite from work.
週末は仕事からの歓迎される休息を提供しました。
B1 noun /hjuːˈmænɪti/

humanity

人間性
Meaning
the quality of being human; kindness or compassion towards others; all human beings collectively
Example
Kindness is one of the greatest expressions of humanity.
優しさは人間性の最も偉大な表現の一つです。
C2 noun /əˈdʌltərənt/

adulterant

不純物
Meaning
a substance added to something else, often food or drink, to reduce its quality or strength
Example
The laboratory found an adulterant in the milk samples.
実験室はミルクのサンプルに不純物を発見しました。
C2 noun /ˌmæskəˈreɪd/

masquerade

人々が仮面と衣装を着て集まるパーティー
Meaning
a party or gathering where people wear masks and costumes; a false outward show
Example
The charity event was held as a grand masquerade.
チャリティイベントは大きなマスカレードとして開催されました。
B1 noun /tuː θɜːrdz/

two-thirds

三分の二
Meaning
a fraction equal to two parts of three; 2/3.
Example
Two-thirds of the students passed the exam.
学生の三分の二が試験に合格しました。
B2 verb /kənˈfrʌnt/

confront

立ち向かう
Meaning
to face someone or something directly, especially in a challenge or conflict
Example
She had to confront her fears before making the speech.
彼女はスピーチをする前に恐怖と向き合わなければならなかった。
C2 adjective /ˈvæpɪd/

vapid

退屈な
Meaning
lacking liveliness, flavor, or interest; dull and uninspired
Example
The lecture was so vapid that half the audience fell asleep.
講義は退屈すぎて、観客の半分が寝てしまった。
C1 verb /trænˈzækt/

transact

取引を行う
Meaning
to conduct or carry out business, a deal, or activity
Example
Customers can transact their banking online.
顧客はオンラインで銀行取引を行うことができます。
C1 verb /ˈkɒr.ə.leɪt/

correlate

関連付ける
Meaning
To have a mutual relationship or connection; to establish a relationship between two or more things.
Example
Researchers found that diet and mental health correlate strongly.
研究者たちは、食事とメンタルヘルスが強く関連していることを発見しました。
C1 noun /ˈiː.zi tʃeər/

Easy-chair

リクライニングチェア
Meaning
a comfortable chair with arms and a back that reclines
Example
He relaxed in his favorite easy-chair after work.
彼は仕事の後、お気に入りのイージーチェアでくつろいだ。
B2 verb /dɪsˈkɑːrd/

discard

捨てる
Meaning
to throw away something that is no longer needed
Example
She decided to discard the old clothes.
彼女は古い服を捨てることに決めました。
B1 verb /braʊz/

browse

ブラウズする
Meaning
To look at or skim through casually, especially online or in a store
Example
She likes to browse books in the library.
彼女は図書館で本をブラウズするのが好きです。
C1 noun /ˈpɛrəntɪdʒ/

parentage

家系
Meaning
The identity and origins of one's parents; descent or lineage.
Example
Her noble parentage gave her access to the royal court.
彼女の高貴な家系は、彼女に王室へのアクセスを与えた。
B2 adjective /ˈlaɪ.ə.bəl/

Liable

責任がある; 義務がある;
Meaning
legally responsible; accountable; obligated
Example
The company is liable for any damages caused by their defective products.
その会社は欠陥商品によって引き起こされた損害に責任があります。
C1 verb /ˈʃrɪvəl/

shrivel

しわになる
Meaning
To become dry, wrinkled, and smaller due to lack of moisture.
Example
The flowers shriveled under the hot sun.
花は暑い太陽の下でしわになった。
C1 adjective /ˌfɪl.ænˈθrɒp.ɪk/

philanthropic

博愛主義的な
Meaning
showing concern for the welfare of others; generous and charitable
Example
She is known for her philanthropic activities in the city.
彼女は街での博愛活動で知られています。
C2 noun /ˈniːəˌfaɪt/

neophyte

初心者
Meaning
A beginner or novice in a subject, skill, or belief.
Example
As a neophyte in programming, she often asked for guidance from her mentor.
プログラミングの初心者として、彼女はよくメンターに指導を求めていた。
B2 noun /maɪˈɡreɪʃən/

migration

移動
Meaning
the movement of people or animals from one place to another, often for better living conditions or seasonal reasons
Example
The annual migration of birds is a fascinating natural event.
鳥の毎年の移動は魅力的な自然現象です。
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 /ˈseɪlaɪn/

Saline

塩水の; 塩分のある
Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
塩水溶液は医療処置に使用されます。
B2 noun /ˈspɔːrtsmən/

sportsman

スポーツ選手
Meaning
A person who is skilled in sports or enjoys participating in athletic activities.
Example
He is a true sportsman, always fair and respectful to his opponents.
彼は本物のスポーツ選手で、常に相手に対して公正で尊敬を示す。
B1 noun ˌkɒn.səˈveɪ.ʃən

conservation

保存
Meaning
The protection of plants and animals, natural areas, and interesting and important structures and buildings, especially from the damaging effects of human activity.
Example
Conservation of forests is crucial for climate stability.
森林の保護は気候の安定に不可欠です。
B2 verb, adjective /ˈfɒstər/

foster

育てる
Meaning
to encourage the development of something; to raise a child that is not one's own
Example
The program aims to foster creativity in young students.
そのプログラムは若い学生たちに創造力を促進することを目的としています。
B2 noun /ˈpɪk.səl/

pixel

デジタル画像またはディスプレイの最小単位
Meaning
the smallest unit of a digital image or display
Example
The image is blurry because some pixels are missing.
画像がぼやけているのは、いくつかのピクセルが欠けているからです。
B1 noun /məˈdʒɪʃən/

magician

マジシャン
Meaning
A person who performs tricks and illusions for entertainment or one believed to have magical powers.
Example
The magician pulled a rabbit out of his hat.
マジシャンは帽子からウサギを取り出しました。
C1 noun /ˈhæv.ək/

Havoc

広範囲の破壊; 大きな混乱や無秩序; カオス
Meaning
widespread destruction; great confusion or disorder; chaos
Example
The hurricane wreaked havoc on the coastal towns, destroying homes and businesses.
ハリケーンは沿岸の町で大規模な破壊を引き起こし、家屋やビジネスを破壊しました。
A2 adverb /ˈsʌm.deɪ/

someday

いつか
Meaning
at some time in the future
Example
Someday, I want to travel the world.
いつか、私は世界中を旅したい。
A2 noun ˈsɜːvɪsɪz

services

サービス
Meaning
The action of helping or doing work for someone.
Example
Services in the healthcare industry are essential for well-being.
医療業界のサービスは、福祉に不可欠です。
C1 adjective /tɪˈrænɪkəl/

tyrannical

暴君的
Meaning
exercising power in a cruel or arbitrary way
Example
The tyrannical ruler silenced all opposition.
暴君の支配者はすべての反対意見を黙らせた。
C1 noun /pʌnˈdʒɑː.bi/

Punjabi

パンジャビ
Meaning
a traditional long shirt worn in South Asia, typically loose-fitting
Example
He wore a white punjabi for the festival celebration.
彼は祭りのために白いパンジャビを着ていました。
A2 noun /mɑːrk/

Mark

マーク; 記号; 点数
Meaning
A sign, symbol, or stain; a grade or score
Example
She received the highest mark in the mathematics examination.
彼女は数学の試験で最高点を取った。
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。
B2 noun /ˌmɛθəˈdɑlədʒi/

methodology

方法論
Meaning
A system of methods used in a particular area of study or activity.
Example
The research was conducted using a new methodology.
その研究は新しいメソドロジーを使って行われました。
C1 verb /priːˈɛmpt/

preempt

予防する
Meaning
To take action in order to prevent something from happening; to take the place of something.
Example
The government acted quickly to preempt a financial crisis.
政府は迅速に行動し、金融危機を防ぎました。
B2 adjective /ˈmiː.nɪŋ.ləs/

Meaningless

無意味; 目的がない; 意味がない
Meaning
without purpose; having no significance; pointless
Example
The data became meaningless without proper context.
データは適切なコンテキストがなければ意味がありません。
C2 noun /ˈɡæli/

galley

船の厨房
Meaning
A low, flat ship used in ancient times, often with sails and oars; also, a kitchen on a ship or aircraft.
Example
The galley was filled with the smell of freshly cooked food.
船の厨房は新鮮に調理された食べ物の匂いで満ちていた。
C2 noun/verb /ˈlɛv.ən/

leaven

発酵剤
Meaning
a substance, typically yeast, that causes dough to rise; to permeate and modify
Example
A little yeast will leaven the bread dough.
少しのイーストがパン生地を膨らませる。
C1 noun, verb /səˈpiːnə/

subpoena

召喚状
Meaning
a legal document ordering someone to attend court; to summon someone with such a document
Example
The witness received a subpoena to appear in court next week.
証人は来週法廷に出廷するための召喚状を受け取った。
B1 noun /ˈsiː.hɔːrs/

Sea-horse

タツノオトシゴ
Meaning
a small marine fish with segmented bony armor, an upright posture, and a curled prehensile tail
Example
The seahorse gracefully floated among the coral reefs.
タツノオトシゴはサンゴ礁の中を優雅に浮かんでいました。
A1 noun /tʃiːz/

Cheese

チーズ
Meaning
a food made from the pressed curds of milk; used for photography to make people smile
Example
She added grated cheese to the pasta for extra flavor.
彼女はパスタに追加の風味を加えるために細かくおろしたチーズを加えました。
C2 noun /dʒɛˌstɪkjʊˈleɪʃən/

gesticulation

ジェスチュレーション
Meaning
a gesture, especially a dramatic one, used instead of speaking or to emphasize speech
Example
His speech was full of passionate gesticulations.
彼のスピーチは情熱的なジェスチャーで満ちていた。
C1 noun /prəˈtruːʒən/

protrusion

突起
Meaning
Something that sticks out or projects from a surface.
Example
The protrusion on the wall made it difficult to move the furniture.
壁の突起により、家具を動かすのが難しくなった。
B2 verb /səbˈmɪt/

submit

提出する
Meaning
to present for consideration; to surrender; to yield
Example
Please submit your assignment by Friday.
金曜日までに課題を提出してください。
C2 noun /kəˈræf/

carafe

カラフェ
Meaning
a glass container without handles used for serving drinks like water or wine
Example
The waiter brought a carafe of water to the table.
ウェイターはテーブルに水のカラフェを持ってきた。
B2 verb /ˈɔːθəraɪz/

authorize

承認する
Meaning
to give official permission or approval for something
Example
The manager will authorize the payment tomorrow.
マネージャーは明日支払いを承認します。
B2 verb /ɪˈreɪs/

erase

消す
Meaning
to remove completely; to delete or wipe out
Example
Use an eraser to erase the pencil marks.
鉛筆の跡を消すために消しゴムを使う。
B1 adverb /ɪkˈstriːm.li/

Extremely

非常に
Meaning
to a very high degree; exceptionally
Example
The weather today is extremely hot and humid.
今日の天気は非常に暑くて湿度が高いです。
B1 verb /ræp/

wrap

包む
Meaning
to cover something completely with paper or cloth; to enclose
Example
Please wrap the gift in colorful paper.
プレゼントをカラフルな紙で包んでください。
B1 noun /ˈvɪn.ɪ.ɡər/

Vinegar

酢
Meaning
a sour liquid made from fermented alcohol, used for cooking and preserving
Example
I added vinegar to the salad dressing for extra flavor.
私はサラダドレッシングにビネガーを加えて、味を増しました。
C2 adjective /ˈluːpi/

loopy

おかしい
Meaning
crazy, silly, or eccentric
Example
After working all night, he felt a little loopy.
一晩中働いた後、彼は少しおかしく感じました。
A1 number /ˌfɪfˈtiːn/

fifteen

十五
Meaning
the number 15
Example
There are fifteen students in the class.
クラスには十五人の生徒がいます。
C1 adjective ˌsɪn.əˈdʒɪs.tɪk

synergistic

相乗的な
Meaning
Relating to the interaction of elements that when combined produce a greater effect than the sum of their individual effects.
Example
A synergistic effect occurs when nutrients work together.
相乗的な効果は、栄養素が一緒に働くときに発生します。
C2 adjective /juːˈnɪsənənt/

unisonant

調和の取れた
Meaning
Sounding together or in harmony.
Example
The unisonant voices created a powerful effect.
調和の取れた声が強力な効果を生み出した。
C2 verb /dʒaʊst/

joust

Meaning
to engage in a medieval contest on horseback with lances; to compete or argue
Example
The knights prepared to joust in front of the cheering crowd.
B2 adjective /kəmˈpækt/

Compact

コンパクト; 小さくて効率的にデザインされた
Meaning
closely and neatly packed together; small and efficiently designed
Example
She bought a compact car that fits easily in small parking spaces.
彼女は小さな駐車スペースにも簡単に収まるコンパクトカーを買った。
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 noun /ˈpriːˌkɜrsər/

precursor

前兆
Meaning
Something or someone that comes before another and indicates the approach of something else.
Example
The steam engine was a precursor to modern trains.
蒸気機関車は現代の列車の前兆でした。
B2 verb /ɪnˈkwaɪər/

inquire

尋ねる
Meaning
to ask; to investigate
Example
She inquired about the job opening.
彼女は仕事の募集について尋ねました。
C1 verb /ˈliːɡəlaɪz/

legalize

合法化する
Meaning
To make something lawful by official approval.
Example
The government decided to legalize online businesses.
政府はオンラインビジネスを合法化することを決定しました。
C2 noun /kəˈkɒfəni/

cacophony

耳障りな音
Meaning
A harsh, discordant mixture of sounds.
Example
The cacophony of horns made it impossible to concentrate.
クラクションの耳障りな音は集中を不可能にした。
C1 noun /hʌl/

hull

船体 / 種の殻
Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
船員たちは船体に損傷がないかを調べました。
C1 noun /ˈɪtʃ.i.nəs/

itchiness

かゆみ
Meaning
The quality or condition of feeling an irritating sensation on the skin that causes a desire to scratch.
Example
Eye itchiness often leads to rubbing.
目のかゆみはしばしば擦る原因となります。
B1 noun /ˈkɒliːɡ/

colleague

同僚
Meaning
a person with whom one works, especially in a profession or business
Example
She invited her colleagues to the office party.
彼女はオフィスパーティーに同僚を招待しました。
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。
B1 noun /pɪl/

pill

錠剤
Meaning
a small round piece of medicine to be swallowed
Example
He took a pill to relieve his headache.
彼は頭痛を和らげるためにピルを飲みました。
C1 verb /hɜːrl/

hurl

Meaning
To throw something with great force.
Example
The boy hurled a stone into the river.
C1 adjective, noun /ɔːɡˈzɪliəri/

auxiliary

補助的
Meaning
(adjective) providing supplementary or additional help and support; (noun) a person or thing that provides auxiliary support
Example
The hospital has an auxiliary power generator in case of emergencies.
病院には緊急時用の補助電力発電機があります。
C2 noun /ˈhʌstɪŋz/

hustings

選挙活動
Meaning
the political campaigning and speeches before an election
Example
The candidate gained popularity during the hustings.
候補者は選挙活動中に人気を集めました。
C2 noun /ʃɪˈkeɪnəri/

chicanery

詐欺
Meaning
The use of trickery or deception to achieve a purpose.
Example
The politician was accused of chicanery to win the election.
その政治家は選挙に勝つために詐欺を使ったとして非難された。
C2 noun /ˈkɒmɪti/

comity

礼儀、相互尊重
Meaning
Courtesy and considerate behavior towards others; mutual respect.
Example
The meeting was conducted with comity and respect.
会議は礼儀と尊重の精神で行われました。
C2 noun/verb /ɡraʊs/

grouse

不平を言う / 鳥の一種
Meaning
A type of bird; or to complain or grumble persistently.
Example
He always grouses about the long hours at work.
彼はいつも長時間働くことに不平を言います。
C1 adjective /ˈliː.θəl/

Lethal

致命的; 死亡を引き起こす;
Meaning
deadly; fatal; capable of causing death
Example
The snake's venom is lethal to humans if not treated immediately.
そのヘビの毒は人間にとって致命的で、すぐに治療しなければならない。
C1 noun prəˈpɛn.sə.ti

propensity

傾向または自然な傾向
Meaning
An inclination or natural tendency to behave in a particular way.
Example
He has a propensity for taking risks in business.
彼はビジネスでリスクを取る傾向がある。
C1 noun /fɪˈdɛl.ɪ.ti/

fidelity

忠誠心
Meaning
Faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support.
Example
A dog's fidelity to its owner is unmatched.
犬の忠誠心はその飼い主に対して比類のないものです。
B1 verb /splɪt/

split

分ける
Meaning
to divide or separate into parts or groups
Example
He split the log in two with an axe.
彼は斧で丸太を二つに割った。
B2 adjective /ˈlɔɪ.əl/

Loyal

忠実な; 信頼できる; 忠誠心のある
Meaning
faithful; devoted; trustworthy
Example
He remained loyal to his friends through difficult times.
彼は困難な時期にも友達に忠実であり続けた。