Wail
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
C1 noun /weɪl/

Wail

泣き声; 叫び
Meaning
a prolonged cry of pain, grief, or anger; to cry loudly
Example
The child's wail could be heard throughout the house.
その子供の泣き声は家中に聞こえた。
B2 noun /kənˈtroʊlər/

controller

コントローラー
Meaning
a person or device that manages, directs, or regulates something
Example
The game controller made it easy to play the video game.
ゲームコントローラーはビデオゲームを簡単にプレイできるようにしました。
B1 verb /taɪmd/

timed

タイムを測る
Meaning
to measure or record the duration or speed of something
Example
He timed the race with a stopwatch.
彼はストップウォッチでレースのタイムを計った。
B2 noun /ˈbækdrɒp/

backdrop

背景
Meaning
a painted cloth or other structure used behind a stage
Example
The backdrop for the play was a beautiful mountain scene.
その舞台の背景は美しい山の景色でした。
B2 adjective /ˈærəɡənt/

Arrogant

傲慢; 高慢
Meaning
having an exaggerated sense of one's importance; proud
Example
His arrogant behavior made him very unpopular.
彼の傲慢な態度は彼を非常に不人気にした。
B1 noun /ˈsɛt ʌp/

set-up

構成
Meaning
The arrangement or organization of something; a planned structure or scheme
Example
The company presented a new set-up for the office layout.
会社はオフィスレイアウトのために新しいセットアップを発表した。
A2 adverb /ˈpɒs.ə.bli/

Possibly

おそらく; もしかしたら;
Meaning
perhaps; maybe; it may be the case that
Example
It will possibly rain tomorrow.
明日おそらく雨が降るかもしれません。
C1 adjective /ˌeɪˈmɔːrəl/

amoral

アモラル
Meaning
Lacking a moral sense; unconcerned with rightness or wrongness of something.
Example
The character in the novel was portrayed as completely amoral.
小説の登場人物は完全にアモラルとして描かれた。
B2 verb /ˌoʊvərˈwɛlm/

overwhelm

Meaning
to overpower someone emotionally or physically; to be too much to handle
Example
She was overwhelmed with gratitude after receiving the help.
C2 noun /ˈænɪ siːd/

Ani seed

アニス
Meaning
Small aromatic seeds used as a spice and for medicinal purposes, with a sweet licorice-like flavor
Example
Anise seeds are often used in traditional desserts and teas.
アニスの種は伝統的なデザートやお茶にしばしば使われます。
C1 noun /spɛk/

speck

しみ
Meaning
A very small spot, mark, or particle.
Example
There was a tiny speck of dust on the glass table.
ガラスのテーブルに小さなほこりのしみがあった。
C2 adjective /ˌæntɪdəˈluːviən/

antediluvian

非常に古臭い
Meaning
extremely old-fashioned; belonging to the time before the biblical flood
Example
His views on women are positively antediluvian.
彼の女性に対する見解は完全に時代遅れです。
B1 noun freɪm

Frame

額縁
Meaning
A rigid structure that surrounds something such as a picture, door, or windowpane.
Example
A framed family tree can be displayed in your home.
額縁に入れた家系図は家で展示できます。
B1 verb /sɪŋk/

sink

沈む
Meaning
to go down below the surface; to descend
Example
The ship sinks in the deep ocean.
船は深い海に沈みます。
C2 noun /seɪn/

seine

大きな網
Meaning
A large fishing net that hangs vertically in the water.
Example
The fishermen cast their seine into the river.
漁師たちは大きな網を川に投げ入れました。
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。
B2 adjective /skeərs/

Scarce

希少な; 見つけにくい; 少量で存在する
Meaning
rare; not easily found; existing in small quantities
Example
Fresh water is becoming increasingly scarce in desert regions.
砂漠地帯では、淡水がますます希少になっています。
B2 noun /ɪnˈfɔːrsmənt/

enforcement

法執行
Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
警察は法執行の責任があります。
B2 noun /lɪˈdʒɪtɪməsi/

legitimacy

正当性
Meaning
the quality of being accepted as right, proper, or lawful
Example
The legitimacy of the election was questioned by observers.
選挙の正当性は観察者によって疑問視されました。
C1 adjective /hjuːˈmeɪn/

humane

人道的な
Meaning
Showing compassion or benevolence.
Example
The doctor provided humane treatment to the injured animals.
医者は怪我をした動物に人道的な治療を提供しました。
C2 noun /kəˈbɑl/

Cabal

陰謀団体
Meaning
a secret political clique or faction
Example
The journalists exposed a cabal of corrupt politicians working together.
ジャーナリストたちは、共謀している腐敗した政治家たちの陰謀団体を暴露した。
C2 noun /ˌpaɪrəˈmeɪniə/

pyromania

火をつけたいという抑制できない欲望
Meaning
An uncontrollable desire to set things on fire.
Example
The suspect was diagnosed with pyromania after repeated incidents of arson.
容疑者は繰り返される放火事件後にパイロマニアと診断されました。
C1 noun /ˈiːɡoʊˌɪzəm/

egoism

利己主義
Meaning
An ethical theory that treats self-interest as the foundation of morality; also, excessive preoccupation with oneself.
Example
His decisions were often driven by egoism rather than concern for others.
彼の決断はしばしば他人への配慮よりも利己主義に駆り立てられていた。
B2 noun /ˌsɪmjuˈleɪʃən/

simulation

シミュレーション
Meaning
the imitation of a situation or process
Example
The simulation helped the students understand the complex theory.
シミュレーションは学生が複雑な理論を理解するのを助けました。
C1 adjective /ʌnˈspiːkəbl/

unspeakable

言葉では表現できない
Meaning
too bad or shocking to be expressed in words
Example
The survivors endured unspeakable horrors during the war.
生存者は戦争中に言葉では表現できない恐怖に耐えました。
A2 adverb /ˈsɪə.ri.əs.li/

seriously

真剣に
Meaning
in a solemn or thoughtful manner
Example
She took the matter very seriously.
彼女はその問題を非常に真剣に取り扱った。
C1 adjective /prəˈvɒkətɪv/

provocative

挑発的
Meaning
Intended to make people angry, excited, or interested.
Example
She wore a provocative dress to the party.
彼女はパーティーに挑発的なドレスを着ていた。
C1 verb /aʊtˈlɪv/

outlive

より長生きする
Meaning
to live longer than someone or something else
Example
She outlived all her siblings.
彼女はすべての兄弟姉妹より長生きしました。
A1 noun /ˈtiː.ʃɜːrt/

T-shirt

Tシャツ
Meaning
a casual shirt with short sleeves and no collar
Example
She bought a new t-shirt for the summer vacation.
彼女は夏休みのために新しいTシャツを買いました。
A1 noun /wɒtʃ/

Watch

時計; 監視; 観察
Meaning
a small timepiece worn on the wrist; the act of observing or monitoring
Example
He checked his watch to see if he was late for the meeting.
彼は会議に遅れないか確認するために時計を見ました。
B2 adjective /steɪl/

Stale

古くなった; しけた; 新鮮でない
Meaning
no longer fresh; lacking originality or novelty
Example
The bread became stale after sitting out for three days.
パンは三日後に古くなった。
C1 noun /ˌɪnflɛksɪˈbɪlɪti/

inflexibility

柔軟性の欠如
Meaning
the quality of being rigid or unwilling to change; lack of adaptability
Example
The inflexibility of the rules caused unnecessary delays.
規則の柔軟性の欠如が不要な遅れを引き起こした。
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
C1 verb /əˈpreɪz/

appraise

評価する
Meaning
to evaluate the value, quality, or importance of something
Example
The jeweler appraised the diamond before buying it.
宝石商はダイヤモンドを購入する前に評価しました。
B2 noun /ˈɪnvənˌtɔːri/

inventory

インベントリ
Meaning
A complete list of items, such as goods in stock or property.
Example
The shopkeeper checked the inventory before opening the store.
店主は店を開店する前にインベントリを確認しました。
C2 adjective /əˈsɛt.ɪk/

ascetic

禁欲的
Meaning
Practicing strict self-denial and abstaining from worldly pleasures, often for religious reasons.
Example
He lived an ascetic life in the mountains, far from worldly comforts.
彼は山の中で禁欲的な生活を送り、世俗的な快適さから遠ざかっていた。
C2 noun /voʊˈsɪfərəns/

vociferance

大声で叫ぶ
Meaning
the act of shouting or making a loud outcry
Example
The vociferance of the protesters filled the streets.
抗議者の叫び声が通りを満たした。
A1 noun /ɡeɪm/

game

ゲーム
Meaning
An activity or sport played for amusement, competition, or skill.
Example
They played a football game in the afternoon.
彼らは午後にサッカーの試合をしました。
C1 adjective /ˈbaʊn.tɪ.fəl/

bountiful

豊富な / 寛大な
Meaning
Large in quantity; abundant; generous in giving.
Example
The farmer was grateful for the bountiful harvest.
農家は豊富な収穫に感謝していた。
B2 noun /ˈsʌm.ɪt/

summit

サミット
Meaning
A high-level meeting between leaders, especially of governments; a conference.
Example
The summit addressed pressing global issues.
サミットは緊急のグローバルな問題を取り上げました。
C1 adjective /ˌjuːtɪlɪˈtɛəriən/

utilitarian

Meaning
Designed to be useful or practical rather than attractive; relating to the doctrine that actions are right if they are useful or for the benefit of a majority.
Example
The building had a simple utilitarian design.
C1 adjective ˈmær.ɪ.taɪm

Maritime

海事の
Meaning
Connected with the sea, especially in relation to seafaring commercial or military activity.
Example
Maritime trade enhances the economy.
海上貿易は経済を促進する。
B2 verb /pəˈtroʊl/

patrol

パトロールする
Meaning
to move around an area to watch or guard it
Example
The police patrol the streets at night to ensure safety.
警察は夜に街をパトロールして安全を確保しています。
A1 interjection /heɪ/

hey

ヘイ
Meaning
used to attract attention, express surprise, or greet someone
Example
Hey, how are you doing today?
ヘイ、今日はどうしてる？
C1 noun /ˌmæn.ɪ.fɛsˈteɪ.ʃən/

manifestation

表現
Meaning
A visible form or expression of an idea, concept, or feeling; the action of displaying or showing.
Example
His generosity was a manifestation of his kind nature.
彼の寛大さは彼の親切な性格の表現でした。
B2 verb /dɪsˈmɪs/

dismiss

解雇する, 却下する
Meaning
to remove someone from a job or position; to decide something is not important
Example
The manager dismissed the employee for being late too often.
マネージャーは遅刻が多すぎるため、従業員を解雇しました。
A1 noun /fuːd/

food

食べ物
Meaning
any nutritious substance that people or animals eat or drink to maintain life and growth
Example
Rice is a common food in Asia.
ご飯はアジアでは一般的な食べ物です。
C1 adjective ɪˈθɪə.ri.əl

ethereal

天上的, 精緻な, 超自然的
Meaning
Extremely delicate and light in a way that seems too perfect for this world.
Example
Her voice had an ethereal quality.
彼女の声にはエセリアルな質感がありました。
C1 adjective /ʌnˈsiːmli/

unseemly

不適切な
Meaning
Not proper or appropriate in behavior or appearance; unbecoming.
Example
His unseemly remarks embarrassed everyone at the dinner table.
彼の不適切な発言はディナーテーブルで皆を困らせました。
C1 adjective /ˈɛm.ɪ.nənt/

eminent

著名
Meaning
Famous and respected within a particular sphere or profession.
Example
He is an eminent scientist known for groundbreaking research.
彼は画期的な研究で知られる著名な科学者です。
B1 noun /biːst/

Beast

獣
Meaning
a large or dangerous animal; a cruel or unpleasant person
Example
The lion is a fierce beast of the jungle.
ライオンはジャングルの猛獣です。
C2 verb /ˈɡʌzəl/

guzzle

がぶ飲みする
Meaning
to drink greedily or excessively
Example
He guzzled three cans of soda in a few minutes.
彼は数分で3缶のソーダを飲み干した。
A1 noun /eɡ/

Egg

卵
Meaning
an oval object laid by female birds, reptiles, fish, and insects, used as food
Example
I had scrambled eggs for breakfast this morning.
今朝、私は朝食にスクランブルエッグを食べました。
C2 noun ˈfaɪ.təʊˌnjuː.tri.ənt

phytonutrient

フィトニュートリエント
Meaning
Chemical compounds produced by plants that are beneficial to human health but not essential nutrients.
Example
Broccoli is rich in phytonutrients that enhance immunity.
ブロッコリーは免疫力を高めるフィトニュートリエントを豊富に含んでいます。
C1 noun /ˈprɑːtɪstənt/

protestant

プロテスタント
Meaning
a member of the Christian church that separated from the Roman Catholic Church during the Reformation
Example
Martin Luther was a key figure in the Protestant Reformation.
マルティン・ルターはプロテスタント改革の鍵となる人物でした。
C2 verb əˈtɛn.ju.eɪt

attenuate

和らげる
Meaning
To reduce the force, effect, or value of something; to make weak or thin.
Example
The medicine helps attenuate the pain.
その薬は痛みを和らげるのに役立ちます。
A2 noun /səˈpraɪz/

surprise

驚き
Meaning
a sudden and unexpected event or situation
Example
His arrival was a pleasant surprise.
彼の到着は嬉しい驚きでした。
C1 noun /ˈvendʒəns/

Vengeance

復讐
Meaning
punishment inflicted or retribution exacted for an injury or wrong; revenge
Example
He swore to seek vengeance against those who wronged him.
彼は自分を傷つけた者に復讐すると誓った。
C1 adjective /ɪnˈdʒʊəriəs/

injurious

有害な
Meaning
Causing or likely to cause harm or damage.
Example
Smoking is injurious to health.
喫煙は健康に有害です。
B1 adjective /fɪkst/

fixed

固定された, 安定した
Meaning
firmly in place; not changing or movable
Example
The schedule for the meeting is fixed for Monday morning.
会議のスケジュールは月曜日の朝に固定されています。
C1 adjective /pəˈrɪʒən/

parisian

パリに関連する
Meaning
relating to Paris or its people
Example
She wore a Parisian style dress at the party.
彼女はパリジャンスタイルのドレスをパーティーで着ていた。
B2 noun /əˈpoʊ.nənt/

Opponent

対戦相手; ライバル
Meaning
a person who disagrees with or resists a proposal or practice; someone who competes against another
Example
The chess player defeated his strongest opponent.
チェスのプレーヤーは最強の対戦相手を倒した。
A2 noun /ˈneɪ.bər/

Neighbour

隣人; 近く
Meaning
a person who lives near or next to another person
Example
My neighbour is very friendly and helpful.
私の隣人はとても親切で役に立ちます。
C1 adjective ˈæl.ɡə.rɪ.ðəm drɪv.ən

algorithm-driven

アルゴリズムによって駆動される。
Meaning
Controlled or powered by computer algorithms.
Example
Algorithm-driven systems increase accuracy.
アルゴリズム駆動システムは精度を向上させる。
C2 verb /ɪnˈsaɪfər/

encipher

メッセージをコードまたは暗号に変換する
Meaning
to convert a message into code or cipher
Example
The agent enciphered the secret message before sending it.
エージェントはメッセージを送る前にそれを暗号化しました。
C2 adjective /ˈʌndjʊleɪtɪŋ/

undulating

波打つ
Meaning
Having a smoothly rising and falling form or motion like waves.
Example
We drove through undulating hills.
私たちは起伏のある丘をドライブしました。
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。
C1 noun ˈmaɪ.krəʊˌnjuː.tri.ənt

micronutrient

微量栄養素
Meaning
Essential nutrients required by the body in small amounts, including vitamins and minerals.
Example
Iron and zinc are essential micronutrients for growth.
鉄分と亜鉛は成長に必要な微量栄養素です。
B2 noun /kənˈkʌʃən/

concussion

脳震盪
Meaning
A temporary unconsciousness or shock caused by a blow to the head.
Example
He suffered a concussion after falling from the bike.
彼は自転車から落ちた後、脳震盪を受けました。
A2 noun /sɜːr/

sir

サー
Meaning
a respectful or formal form of address used for a man, typically one of higher social status or authority
Example
Sir, may I assist you with your order?
サー、注文をお手伝いできますか？
B1 noun /əˈpruː.vəl/

approval

承認
Meaning
official permission or agreement for something
Example
The project received government approval.
そのプロジェクトは政府の承認を得た。
C1 phrase ˈiː.kəʊˌsɪs.təm kəˈlæps

ecosystem collapse

エコシステムの崩壊
Meaning
The complete breakdown of an ecological system, resulting in the inability to maintain its structure and function.
Example
Unchecked deforestation can lead to ecosystem collapse.
制御されない森林伐採はエコシステムの崩壊を引き起こす可能性があります。
C2 noun /dɪˈkæmɪtər/

decameter

デカメートル
Meaning
A metric unit of length equal to ten meters.
Example
The field was measured in decameters for accuracy.
そのフィールドは正確さのためにデカメートルで測定されました。
B1 noun /ˈɛər.kræft/

aircraft

航空機
Meaning
A vehicle, such as an airplane or helicopter, that can fly in the air.
Example
The military aircraft flew over the city.
軍用機が街の上を飛びました。
C1 noun /ˌdɪs.əˈreɪ/

disarray

混乱
Meaning
A state of disorganization or untidiness; confusion or disorder.
Example
His desk was in complete disarray.
彼の机は完全に混乱していました。
C2 noun /ˈʃɑːdənfrɔɪdə/

schadenfreude

他人の不幸を喜ぶこと
Meaning
pleasure derived from another person's misfortune
Example
He felt a sense of schadenfreude when his rival failed.
ライバルが失敗したとき、彼はシャーデンフロイデを感じた。
B2 noun ˈjuːnəti

unity

団結
Meaning
The state of being united or joined as a whole.
Example
Unity among people led to victory.
人々の団結が勝利をもたらした。
B1 noun /ˈʃæd.oʊ/

Shadow

影
Meaning
a dark area where light is blocked by something; a person's silhouette
Example
The tree cast a long shadow across the garden in the evening.
木は夕方に庭に長い影を投げかけた。
B2 noun /kəʊˌɔːdɪˈneɪʃən/

coordination

調整
Meaning
the process of organizing different elements to work together effectively
Example
The coordination between the teams was flawless.
チーム間の調整は完璧でした。
C2 adjective /haɪˈbɜːrnəl/

hibernal

Meaning
Relating to or occurring in winter.
Example
The hibernal season is often harsh in the mountains.
B1 noun /seɪnt/

Saint

聖人として認められた人物; とても親切で忍耐強い人物
Meaning
person recognized as holy or virtuous; very kind or patient person
Example
Mother Teresa was declared a saint by the Catholic Church.
マザー・テレサはカトリック教会によって聖人と宣言されました。
C1 noun /ɡrəˈtjuːɪti/

gratuity

チップ
Meaning
A sum of money given as a tip or a retirement benefit.
Example
The waiter received a generous gratuity for his excellent service.
ウェイターは素晴らしいサービスのために寛大なチップを受け取った。
A1 adjective /ˈʌðər/

other

他の
Meaning
used to refer to something different from the one already mentioned or known
Example
I don't want this one, I will take the other one.
これを欲しくない、他のを取るつもりだ。
B2 noun /ˈeɪ.prən/

apron

Meaning
A protective garment worn over the front of one's clothes to keep them clean, especially while cooking.
Example
She tied an apron around her waist before cooking dinner.
A1 adjective /ˈhæpi/

happy

幸せ
Meaning
feeling or showing pleasure, contentment, or joy
Example
She was very happy to receive the gift.
彼女はプレゼントをもらってとても幸せでした。
C1 verb/noun /ˈθrɒt.əl/

throttle

絞める/速度を制御する
Meaning
To choke or strangle; to control the flow of fuel or power in an engine.
Example
The driver throttled the engine to slow down the car.
運転手は車を減速させるためにエンジンのスロットルを調整した。
C1 adjective /ˈɡleɪʃəl/

glacial

氷または氷河に関連する
Meaning
relating to ice or glaciers; extremely cold or unfriendly
Example
The mountains were covered in glacial ice.
山々は氷河の氷で覆われていました。
C2 verb /bɪˈfɒɡ/

befog

ぼやけさせる
Meaning
to confuse or make unclear; to cover with fog or mist
Example
His mind was befogged by exhaustion.
彼の心は疲れによってぼやけていた。
A2 verb /əˈreɪndʒ/

arrange

並べる
Meaning
to organize or put in order; to plan or prepare
Example
She arranged the flowers in a vase.
彼女は花を花瓶に並べた。
B2 noun ˈæmbɪəns

ambience

雰囲気
Meaning
The character and atmosphere of a place.
Example
The restaurant's ambience was relaxed and inviting, perfect for a casual dinner.
レストランの雰囲気はリラックスしていて、カジュアルなディナーに最適でした。
B2 noun /ˈdreɪ.nɪdʒ/

drainage

排水
Meaning
the system or process by which water or other liquids are drained away
Example
Poor drainage caused flooding in the neighborhood.
悪い排水システムが近所での洪水を引き起こしました。
B1 adjective /æmˈbɪʃ.əs/

Ambitious

野心的
Meaning
having strong desire for success or achievement; aspiring
Example
She is ambitious and works hard to achieve her goals.
彼女は野心的で、目標を達成するために一生懸命働いています。
C2 noun /ˌtrænsfəˈriː/

transferee

譲受人
Meaning
A person to whom a right, property, or responsibility is transferred.
Example
The transferee must sign the contract before taking ownership.
譲受人は所有権を取得する前に契約書に署名しなければならない。
A2 adjective /ˈjuːʒəl/

usual

通常
Meaning
habitually or typically occurring or done
Example
It’s our usual meeting spot.
これは私たちの通常の会議場所です。
A2 noun /ɡəˈrɪl.ə/

Gorilla

ゴリラ
Meaning
a large powerful ape found in the forests of central Africa
Example
The gorilla beat its chest to show dominance.
ゴリラは胸を叩いて支配を示しました。
C2 noun /ˈɛpəlɛt/

epaulette

肩章
Meaning
A variant spelling of epaulet, also meaning a shoulder ornament, especially on military uniforms.
Example
The officer’s epaulette shone brightly under the sunlight.
その将校のエポレットは太陽の下で輝いていました。
B1 adjective /ˈjuːnɪfɔːrm/

Uniform

制服
Meaning
consistent; identical; standardized
Example
All students must wear a uniform to school.
すべての学生は学校で制服を着なければなりません。
C2 adjective /ɪnˈkɑːdʒɪtənt/

incogitant

無思慮な
Meaning
Lacking thought; inconsiderate or thoughtless.
Example
It was incogitant of him to make such a rude comment.
彼がそんな失礼なコメントをするのは無思慮なことでした。
B1 verb /dɪˈtɜːrmɪn/

determine

決定する
Meaning
to decide; to find out exactly
Example
We must determine the cause of the problem.
私たちは問題の原因を特定する必要があります。
B1 noun ˈkæn.dɪ.deɪts

candidates

候補者
Meaning
A person who applies for a job or is nominated for election; someone being considered for a position.
Example
Candidates undergo a rigorous selection process.
候補者は厳格な選考プロセスを経ます。
C1 verb /fret/

fret

心配する
Meaning
to worry or be anxious; to be troubled
Example
Don't fret about the exam results.
試験結果について心配しないでください。
C2 verb /diːˈfrɑːk/

defrock

神父の職を剥奪する
Meaning
to officially remove a priest or minister from their position and authority
Example
The church decided to defrock the priest after the scandal.
教会はスキャンダルの後、神父を職務停止にしました。
C2 noun /ɪˈfjuːʒən/

effusion

流出
Meaning
An unrestrained outpouring of words, feelings, or emotions.
Example
His letter was an effusion of love and longing.
彼の手紙は愛と切望の流出でした。
B2 adjective /ˈvaɪ.brənt/

Vibrant

活気のある; 鮮やかな; 生き生きとした
Meaning
full of energy and life; bright and striking
Example
The vibrant colors of the sunset painted the sky beautifully.
夕焼けの鮮やかな色が美しく空を染めた。
B1 noun /ˌmoʊtɪˈveɪʃən/

motivation

モチベーション
Meaning
the reason or drive for acting or behaving in a particular way
Example
She lost her motivation to continue the project.
彼女はプロジェクトを続けるモチベーションを失いました。
A2 interjection /mˈhm/

mm-hmm

はい
Meaning
A sound used to express agreement or acknowledgment in conversation.
Example
‘Do you understand?’ ‘Mm-hmm.’
‘分かりますか?’ ‘はい.’
B2 noun /ˌsuː.pərˈstɪʃ.ən/

Superstition

迷信
Meaning
a belief or practice considered irrational or supernatural
Example
Breaking a mirror brings seven years of bad luck is a common superstition.
鏡を壊すと7年間の不運を招く、これは一般的な迷信です。
B2 noun /ˈɔːrɡənaɪzər/

organizer

主催者
Meaning
a person who arranges or coordinates activities, events, or groups; a tool or item used to keep things in order
Example
She worked as the main organizer of the international conference.
彼女は国際会議の主要な主催者だった。
B2 noun /kənˈvɪk.ʃən/

conviction

確信
Meaning
A firmly held belief or opinion.
Example
She spoke with conviction, making everyone believe her.
彼女は確信を持って話し、皆を信じさせました。
C2 noun, verb /ˈmaɪər/

mire

Meaning
A stretch of swampy or boggy ground; as a verb, to entangle or involve someone in a difficult situation.
Example
The car was stuck in the mire after the heavy rain.
B2 verb, noun, adjective /flʌʃ/

flush

顔を赤くする / 水で洗浄する
Meaning
to become red in the face, usually from embarrassment, heat, or excitement; to clean something with a flow of water
Example
She flushed with embarrassment when she realized her mistake.
彼女は自分のミスに気づいたとき、恥ずかしさで顔が赤くなった。
A2 noun/verb /ɪkˈsperɪmənt/

experiment

実験
Meaning
a test or trial carried out to discover something or prove an idea
Example
The scientist conducted an experiment on plant growth.
科学者は植物の成長に関する実験を行いました。
B1 noun /sərˈtɪfɪkət/

certificate

証明書
Meaning
a document serving as proof of achievement or qualification
Example
She received a certificate for completing the course.
彼女はコースを修了したため、証明書を受け取った。
C2 adjective /ˈruːmi/

rheumy

涙目
Meaning
Watery, especially referring to the eyes.
Example
His rheumy eyes showed signs of age and fatigue.
彼の涙目は年齢と疲れの兆しを示していた。
C2 noun /mɪˈtɒnɪmi/

metonymy

換喩
Meaning
A figure of speech in which one word or phrase is substituted with another closely related word or concept.
Example
In the phrase 'the crown will decide,' 'crown' is a metonymy for monarchy.
フレーズ「王冠が決定する」では、「王冠」が君主制の換喩です。
B2 adjective ˈhæzədəs

hazardous

危険な
Meaning
Dangerous, risky, or potentially harmful
Example
Hazardous pollutants increase health risks.
危険な汚染物質は健康リスクを増加させます。
C2 noun /ɪnˈkɒnstənsi/

inconstancy

不安定さ
Meaning
The quality of changing frequently or being unreliable.
Example
The inconstancy of the weather makes planning difficult.
天候の不安定さが計画を難しくします。
B2 adverb /ˈpjʊərli/

purely

純粋に
Meaning
only and completely; entirely
Example
The decision was purely based on economic factors.
その決定は完全に経済的な要因に基づいていました。
C1 noun /sɔːd fɪʃ/

Sword fish

メカジキ
Meaning
A large marine fish with an elongated bill resembling a sword
Example
The swordfish can swim at speeds up to 60 mph.
メカジキは時速60マイルで泳ぐことができます。
C1 noun ˈdɛf.ər.əns

deference

敬意
Meaning
Humble submission and respect.
Example
He showed deference to his elderly mentor.
彼は年上のメンターに敬意を示しました。
B2 noun /ˈhæz.ərd/

Hazard

危険; リスク
Meaning
a danger or risk; something that poses a threat to safety
Example
Smoking is a serious health hazard that can lead to lung cancer and heart disease.
喫煙は深刻な健康リスクであり、肺癌や心臓病を引き起こす可能性があります。