B2 noun /ˈdʒɜːr.nəl/

Journal

ジャーナル

Meaning

a newspaper or magazine that deals with a particular subject; a daily record of events

Example

She kept a personal journal to record her thoughts and experiences.

彼女は自分の思考と経験を記録するために個人的なジャーナルを保っていた。

B1 noun /dʒʌɡ/

Jug

水差し

Meaning

a large container for liquids, with a narrow mouth and a handle

Example

She poured fresh orange juice from the glass jug into her cup.

彼女はガラスの水差しから新鮮なオレンジジュースをカップに注ぎました。

C2 noun /dʒɔːnt/

jaunt

短い旅行

Meaning

A short journey or excursion, usually taken for pleasure.

Example

They went on a weekend jaunt to the countryside.

彼らは週末に田舎へ短い旅行に行きました。

C2 verb /ˈdʒɒɡəl/

joggle

軽く揺する

Meaning

to shake slightly; to move or cause to move with quick, small jerks

Example

He joggled the table and the vase nearly fell.

彼はテーブルを揺すって、花瓶が倒れそうになった。

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。

B2 noun /ˈdʒæn.ɪ.tər/

Janitor

清掃員、管理人

Meaning

a person employed to clean and maintain a building; a caretaker

Example

The school janitor worked late every evening to ensure the classrooms were spotless.

学校の清掃員は、教室が清潔に保たれるように毎晩遅くまで働いていました。

B2 noun /ˈdʒel.i fɪʃ/

Jelly fish

クラゲ

Meaning

a soft-bodied marine animal with a gelatinous umbrella-shaped body and trailing tentacles

Example

The jellyfish floated gracefully through the water with its translucent body.

クラゲは透明な体で優雅に水の中を漂っていた。

C1 verb /ˈdʒʌmbəl/

jumble

混ぜる

Meaning

to mix things together in a confused or untidy way

Example

Don't jumble all the papers together in one pile.

すべての書類を一つの山に混ぜないでください。

C1 noun /ˈdʒʌɡ.lər/

Juggler

ジャグラー

Meaning

a person who skillfully throws and catches objects as entertainment

Example

The juggler entertained the crowd with his amazing ball tricks.

ジャグラーは彼の見事なボールさばきで観客を楽しませた。

A2 noun /ˈdʒɜːr.ni/

Journey

旅

Meaning

an act of travelling from one place to another; a long and often difficult process of personal development

Example

Their journey across the country took three weeks to complete.

彼らの国を横断する旅は三週間かかりました。

B2 noun /ˈdʒuː.pɪ.tər/

Jupiter

木星; ローマ神話の主神

Meaning

the largest planet in our solar system; the chief god of Roman mythology

Example

Jupiter is known for its massive size and distinctive red spot.

ジュピターはその巨大なサイズと特徴的な赤い斑点で知られています。

C1 verb /ˈdʒʌk.stə.poʊz/

juxtapose

異なる二つの物を並べて置く

Meaning

To place two different things close together to show how they are different or similar.

Example

The artist juxtaposed traditional and modern elements in his painting.

アーティストは彼の絵画で伝統的と現代的な要素を並べて置きました。

C2 noun /ˈdʒʌŋkɪt/

junket

旅行または祝賀

Meaning

A trip or celebration, often funded by someone else, usually for pleasure or promotional purposes.

Example

The company organized a junket for journalists to promote their new resort.

会社はジャーナリストのために新しいリゾートを宣伝するための旅行を組織しました。

C1 noun /ˌdʒʊə.rɪsˈdɪk.ʃən/

Jurisdiction

管轄

Meaning

the official power to make legal decisions and judgments; the extent of this power

Example

This case falls under the jurisdiction of the federal court.

このケースは連邦裁判所の管轄下にあります。

B2 noun /ˈdʒel.ə.si/

Jealousy

嫉妬; 競争相手に対する憤り

Meaning

a feeling of envy of someone or their achievements; resentment against a rival

Example

His jealousy over his colleague's promotion led to tension in the workplace.

彼の同僚の昇進に対する嫉妬は職場での緊張を引き起こしました。

B2 verb /dʒɑːɡ/

jog

ジョギングする

Meaning

to run at a slow, steady pace for exercise

Example

She jogs every morning in the park.

彼女は毎朝公園でジョギングします。

C1 verb /ˈdʒɒsl/

jostle

押す

Meaning

to push, elbow, or bump against someone roughly, typically in a crowd

Example

The fans jostled each other to get closer to the stage.

ファンたちはステージに近づくためにお互いに押し合っていました。

A2 noun /ˈdʒuːəlri/

jewellery

宝石類

Meaning

ornamental items worn for personal adornment, such as rings, necklaces, or bracelets, often made of precious metals or stones

Example

She wore beautiful jewellery to the wedding.

彼女は結婚式で美しい宝石類を身につけていた。

C2 noun /dʒuːt liːf/

Jute leaf

ジュートの葉

Meaning

the edible leaves of the jute plant, commonly eaten as a leafy green vegetable

Example

Jute leaf is rich in vitamins and minerals and is often cooked with lentils in Bengali cuisine.

ジュートの葉はビタミンやミネラルが豊富で、ベンガル料理ではしばしばレンズ豆と一緒に調理されます。

A2 noun /ˈdʒel.i/

Jelly

ゼリー

Meaning

a sweet soft food made from fruit juice and sugar; a semi-solid substance with a jelly-like consistency

Example

She spread grape jelly on her toast for breakfast.

彼女は朝食にトーストにブドウゼリーを塗りました。

C2 noun /ˈdʒɒlɪti/

jollity

楽しさ

Meaning

lively and cheerful activity or celebration

Example

The wedding was full of jollity and laughter.

結婚式は楽しさと笑いに満ちていました。

C1 adjective dʒuːˈdɪʃ.əs

judicious

賢明

Meaning

Having, showing, or done with good judgment or sense; wise and careful.

Example

A judicious decision can prevent future problems.

賢明な決定は未来の問題を防ぐことができます。

A2 noun /ˈdʒækɪt/

Jacket

ジャケット

Meaning

a piece of clothing worn on the upper body, typically having sleeves and fastening down the front

Example

He wore a leather jacket to protect himself from the cold wind.

彼は寒い風から自分を守るためにレザーのジャケットを着ていた。

A1 noun /dʒuːn/

june

六月

Meaning

the sixth month of the year in the Gregorian calendar

Example

Schools often close for summer vacation in June.

学校はたいてい六月に夏休みに入ります。

C2 noun /ˈdʒæɡ.ər.i/

Jaggary

ジャガリー

Meaning

unrefined sugar made from sugarcane or palm sap; a traditional sweetener

Example

My grandmother uses jaggery instead of white sugar in her recipes.

私の祖母はレシピで白い砂糖の代わりにジャガリーを使います。

B2 noun /dʒuː/

jew

ユダヤ人

Meaning

a person whose religion is Judaism or who is of Jewish descent

Example

He is a Jew by heritage and follows Jewish customs.

彼はユダヤ人で、ユダヤの習慣を守っています。

B2 adjective /ˈdʒʌm.boʊ/

Jumbo

非常に大きい; 巨大

Meaning

exceptionally large; enormous; gigantic

Example

The jumbo jet was delayed at the airport.

ジャンボジェットは空港で遅れました。

C2 verb /ˈdʒæbər/

jabber

おしゃべりする

Meaning

To talk quickly and excitedly but with little sense.

Example

The children jabbered happily after the show.

子供たちはショーの後に楽しそうにおしゃべりしました。

C2 verb /ˈdʒɜːrnəlaɪz/

journalize

日記に記録する

Meaning

to record daily transactions or events in a journal, especially in accounting

Example

The accountant will journalize all financial transactions at the end of the day.

会計士は一日の終わりにすべての財務取引をジャーナライズします。

B1 noun ˈdʒʌdʒ.mənt

judgment

判断、裁定、判断力

Meaning

The ability to make considered decisions or come to sensible conclusions.

Example

The judge's judgment was fair and just.

裁判官の判断は公平で公正でした。

B2 noun /ˈdʒʊəri/

jury

陪審団

Meaning

a group of people sworn to give a verdict in a legal case based on the evidence

Example

The jury found him guilty of the crime.

陪審団は彼を犯罪者として有罪と認定しました。

C1 verb /dʒəʊlt/

jolt

衝撃

Meaning

to push or shake someone or something abruptly and roughly

Example

The sudden stop jolted all the passengers forward.

突然の停止で、すべての乗客が前方に押し出されました。

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。

C1 noun /ˈdʒʊərər/

juror

陪審員

Meaning

a member of a jury who is chosen to hear evidence in a legal case and help make a decision

Example

The juror listened carefully to the witness’s testimony.

陪審員は証人の証言を慎重に聞きました。

B2 noun /dʒet/

Jet

ジェット機

Meaning

a rapid stream of liquid, gas, or flame; an aircraft powered by jet engines

Example

The jet took off smoothly and reached cruising altitude quickly.

ジェットは滑らかに離陸し、すぐに巡航高度に達しました。

B2 noun /ˈdʒɝː.nə.lɪŋ/

journaling

ジャーナリング

Meaning

The practice of writing down your thoughts, feelings, and experiences regularly.

Example

Journaling helps in organizing thoughts and reducing stress.

ジャーナリングは思考を整理し、ストレスを減らすのに役立ちます。

C2 noun /ˈdʒʊntə/

junta

軍事政権

Meaning

A military or political group that rules a country after taking power by force.

Example

The junta seized power after the coup.

クーデター後、軍事政権が権力を掌握しました。

B2 adjective /ˈdʒuːɪʃ/

jewish

幸せ

Meaning

relating to Jews or Judaism

Example

They celebrate Jewish festivals every year.

彼女は賞を受け取ったとき、幸せを隠せなかった。

C2 adjective /ˈdʒɪg.ərd/

Jiggered

驚いた; びっくりした;

Meaning

surprised or astonished; confused or puzzled

Example

I'll be jiggered if I know what happened here.

ここで何が起こったのか知っていたら驚くでしょう。

C2 adjective /ˈdʒɔːnti/

jaunty

陽気な

Meaning

Having a lively, cheerful, and self-confident manner or appearance.

Example

He walked into the room with a jaunty step.

彼は陽気な足取りで部屋に入った。

A2 noun /dʒɔɪ/

Joy

喜び

Meaning

a feeling of great pleasure and happiness; a person or thing that causes delight

Example

The children's laughter filled the house with joy during the holiday celebration.

子供たちの笑い声は、休日の祝賀の間に家を喜びで満たしました。

C1 noun /ˈdʒʌŋk.tʃər/

Juncture

重要な時点

Meaning

a particular point in events or time; a critical moment when important decisions must be made

Example

At this juncture, we need to make a crucial decision about our future.

この重要な時点で、私たちは未来について重要な決定を下さなければなりません。

C1 verb /ˈdʒʌɡəl/

juggle

ジャグリングする

Meaning

To continuously toss and catch objects in the air; to manage many tasks at the same time.

Example

He tried to juggle work, studies, and family responsibilities.

彼は仕事、勉強、家族の責任を同時にこなそうとしました。

C2 noun /ˈdʒɪŋɡoʊ/

jingo

戦争支持の国家主義者

Meaning

a person who strongly supports warlike or aggressive foreign policy; an extreme nationalist

Example

The leader was criticized as a reckless jingo.

その指導者は無謀なジンゴとして批判された。

C2 noun /ˈdʒes.tər/

Jester

道化師; ピエロ

Meaning

a professional joker or fool at a medieval court; someone who jokes a lot

Example

The court jester entertained the king with witty remarks and amusing tricks.

宮廷の道化師は、鋭いコメントや面白いトリックで王様を楽しませた。

B1 noun /ˈdʒɜːrnəlɪst/

journalist

ジャーナリスト

Meaning

a person who writes news articles or reports for newspapers, magazines, or media

Example

The journalist covered the political event.

ジャーナリストは政治的なイベントをカバーしました。

B1 noun ˈdʒʌstɪs

justice

正義

Meaning

Just behavior or treatment; the quality of being fair and reasonable.

Example

Justice is sought by the oppressed characters in the story.

物語の中で、抑圧されたキャラクターは正義を求めています。

C1 /ˈdʒɛtɪsən/

jettison

放棄する

Meaning

to throw or drop something from a ship, aircraft, or vehicle to lighten the load; to abandon something no longer wanted

Example

The crew had to jettison cargo to save the sinking ship.

乗組員は沈没している船を救うために貨物を投げ捨てなければならなかった。

C1 adjective /ˈdʒuː.bɪ.lənt/

jubilant

歓喜

Meaning

feeling or expressing great happiness and joy

Example

The team was jubilant after winning the championship.

チームはチャンピオンシップを勝ち取った後、歓喜していました。

C2 noun /ˈdʒʌŋk.tʃər/

jucture

重要な局面

Meaning

a particular point in time, especially one of great importance or crisis

Example

At this critical jucture, the company must decide whether to expand or downsize.

この重要な局面で、会社は拡大するか縮小するかを決定しなければなりません。

B1 noun /ˈdʒʌm.pər/

Jumper

セーター;

Meaning

a knitted garment worn on the upper body; a person or animal that jumps

Example

She wore a warm woolen jumper during the cold winter evening.

彼女は寒い冬の夜に暖かいウールのジャンパーを着ていました。

A2 noun /dʒiːnz/

jeans

幸せ

Meaning

pants made of denim fabric, often blue, worn as casual clothing

Example

He bought a new pair of blue jeans yesterday.

彼女は賞を受け取ったとき、自分の幸せを隠せなかった。

B2 noun /dʒɜːrk/

Jerk

揺れ; 衝撃; バカ者

Meaning

a quick, sharp, sudden movement; an abrupt pull or twist; a foolish person

Example

The sudden jerk of the train caused passengers to lose their balance momentarily.

電車の突然の揺れで乗客は一瞬バランスを失いました。

C2 phrase ˌdʒʊə.rɪs.pruːˈden.ʃəl ˈbentʃ.mɑːk

jurisprudential benchmark

法的基準

Meaning

A legal standard or precedent that serves as a reference point for future legal decisions.

Example

The decision set a jurisprudential benchmark.

その決定は法的基準を設定しました。

B2 noun /ˈdʒoʊ.kər/

Joker

ジョーカー

Meaning

a playing card with a picture of a jester, used as a wild card; a person who is fond of joking

Example

He used the joker card to complete his winning hand in the poker game.

彼はポーカーの勝ち手を完成させるためにジョーカーを使った。

A1 adjective /dʒʌst/

Just

公正な; 正義の; 適切な

Meaning

fair; righteous; morally right; appropriate

Example

The judge made a just decision in the case.

裁判官は事件に公正な判断を下しました。

C1 noun /ˌdʒʌkstəpəˈzɪʃən/

juxtaposition

並置

Meaning

The fact of two things being seen or placed close together with contrasting effect.

Example

The juxtaposition of light and dark colors created a dramatic effect.

明るい色と暗い色の並置が劇的な効果を生み出しました。

C1 verb /ˈdʒɪtər/

jitter

震える

Meaning

to shake or tremble slightly, often from fear, nervousness, or excitement

Example

He began to jitter nervously before giving his speech.

彼はスピーチの前に緊張して震え始めました。

B2 verb /ˈdʒʌstɪfaɪ/

justify

正当化する

Meaning

to show or prove that something is right or reasonable

Example

He tried to justify his decision with logical reasons.

彼は論理的な理由で自分の決定を正当化しようとしました。

C2 noun /ˈdʒʌɡləri/

jugglery

ジャグリング

Meaning

The performance of tricks and illusions, especially by sleight of hand.

Example

The magician's jugglery amazed the audience.

魔法使いのジャグリングは観客を驚かせました。

C2 adjective /ˈdʒɒkjələr/

jocular

冗談好きな

Meaning

fond of or characterized by joking; humorous

Example

His jocular nature made him popular among colleagues.

彼の冗談好きな性格は同僚の中で人気があった。

C2 adjective /dʒoʊˈkoʊs/

jocose

冗談めかした

Meaning

playful or humorous in speech or behavior

Example

The professor’s jocose remarks kept the class entertained.

教授の冗談めかした発言がクラスを楽しませました。

B2 noun /ˈdʒʌŋk.ʃən/

Junction

ジャンクション

Meaning

a place where two or more roads or railway lines meet; a point where things join or connect

Example

Turn left at the junction to reach the shopping center.

ショッピングセンターに行くために、ジャンクションで左に曲がってください。

B2 noun /ˌdʒʌstɪfɪˈkeɪʃən/

justification

正当化

Meaning

a reason, explanation, or excuse that shows something is right or reasonable

Example

There is no justification for such rude behavior.

そのような失礼な行動には正当化の余地はない。

C1 noun /ˌdʒæm.bəˈriː/

Jamboree

祭典; フェスティバル;

Meaning

a large celebration or party; a gathering with entertainment; a festive event

Example

The scout jamboree brought together thousands of young people from around the world.

スカウトジャムボリーは、世界中から数千人の若者たちを集めました。

B1 noun, verb /dʒeɪl/

jail

刑務所

Meaning

A place for the confinement of people accused or convicted of a crime; to imprison.

Example

The thief was sent to jail for stealing.

泥棒は盗みのために刑務所に送られました。

C2 verb /dʒɪr/

jeer

嘲笑う

Meaning

to laugh at someone or something in a cruel or mocking way

Example

The crowd began to jeer at the opposing team.

群衆は対戦チームを嘲笑し始めた。

B1 noun /ˈdʒuː.əl/

Jewel

宝石; 貴重な石; 装飾品

Meaning

a precious stone, typically a single crystal or piece of a hard lustrous or translucent mineral; a valuable ornament

Example

The crown was adorned with precious jewels from around the world.

王冠は世界中からの貴重な宝石で飾られていました。

B1 noun /dʒiːp/

jeep

ジープ

Meaning

a sturdy motor vehicle designed for rough terrain; a small military or civilian off-road vehicle

Example

The jeep climbed the rocky hill without difficulty.

ジープは簡単に岩だらけの丘を登った。

C1 noun /ˈdʒɒt.ər/

Jotter

メモ帳

Meaning

a small notebook for writing quick notes or reminders

Example

The student carried a jotter to write down important points during lectures.

学生は講義中に重要なポイントを書き留めるためにメモ帳を持っていました。

C1 adjective /dʒuːˈdɪʃ.əl/

judicial

司法の

Meaning

relating to judges, courts, or the administration of justice

Example

The new law faced strong judicial review before implementation.

新しい法律は実施前に厳格な司法審査を受けました。

C2 noun /ˌdʒʊərɪsˈpruːdəns/

jurisprudence

法学

Meaning

The theory, philosophy, or science of law.

Example

She is a professor of jurisprudence at the university.

彼女は大学で法学の教授です。

B2 noun /dʒɔɪnt/

Joint

関節; 共同

Meaning

a point at which parts of the body are connected; shared by two or more people

Example

The joint effort of the team led to the project's success.

チームの共同の努力がプロジェクトの成功を導きました。

A2 noun /dʒuːs/

Juice

ジュース（果物/野菜または肉から）

Meaning

the liquid obtained from or present in fruit or vegetables; the liquid that comes from meat when it is cooked

Example

The fresh apple juice was delicious and packed with vitamins.

新鮮なリンゴジュースは美味しく、ビタミンが豊富でした。

B2 noun /dʒɔː/

Jaw

顎

Meaning

either of the two bones forming the framework of the mouth in most vertebrates

Example

She broke her jaw in the accident.

彼女は事故で顎を骨折した。

B1 noun /ˈdʒuː.ni.ər/

Junior

ジュニア; 初心者; 下位

Meaning

a person who is younger or lower in rank than someone else; relating to young people

Example

The junior employee was eager to learn from senior colleagues.

ジュニア社員はシニアの同僚から学びたがっていました。

C2 adjective /ˈdʒɔːndɪst/

jaundiced

偏見のある / 嫉妬深い / 黄疸による

Meaning

Affected by or displaying prejudice, envy, or bitterness; also refers to having a yellowish discoloration of the skin due to jaundice.

Example

She gave a jaundiced view of the project after her proposal was rejected.

彼女は提案が却下された後、プロジェクトに偏見を持った見方を示した。

A2 adjective /ˌdʒæpəˈniːz/

japanese

日本語

Meaning

relating to Japan, its people, or their language

Example

She loves Japanese culture and traditions.

彼女は日本の文化と伝統が大好きです。

C1 noun /ˈdʒɑːr.ɡən/

jargon

専門用語

Meaning

Specialized or technical language used by a particular group or profession.

Example

The lawyer’s explanation was full of legal jargon.

弁護士の説明は法律専門用語でいっぱいでした。

C2 noun /ˈdʒæz.mɪn/

Jesmine

ジャスミン

Meaning

a climbing shrub with fragrant white or yellow flowers

Example

The jasmine flowers filled the garden with their sweet fragrance.

ジャスミンの花が庭を甘い香りで満たした。

A2 noun /dʒoʊk/

Joke

冗談; ジョーク; 笑いを引き起こす何か

Meaning

a thing that someone says to cause amusement or laughter; something not to be taken seriously

Example

Everyone laughed at his funny joke during the dinner party.

ディナーのパーティーで彼の面白いジョークにみんなが笑った。

C2 verb /dʒaɪb/

jibe

皮肉を言う / 一致する

Meaning

to make an insulting remark; to be in agreement or harmony with

Example

His actions did not jibe with his words.

彼の行動は彼の言葉と一致していなかった。

C2 noun /ˈdʒɛtsəm/

jetsam

船から投げ捨てられ、岸に打ち寄せられた不要な物や品物

Meaning

Unwanted material or goods thrown overboard from a ship and washed ashore.

Example

The beach was littered with jetsam after the storm.

嵐の後、ビーチにはジェットサムが散乱していました。

C2 noun /ˈdʒuː.dɪˌkeɪ.tʃər/

judicature

司法制度

Meaning

the administration of justice or the system of courts

Example

The judicature ensures that laws are fairly applied.

司法制度は法律が公平に適用されることを保証します。

C1 noun /ˈdʒɪŋ.ɡəl/

Jingle

金属の物体がぶつかり合って発生する軽い音; 短くてキャッチーな歌

Meaning

a light ringing sound such as that made by metal objects being shaken together; a short catchy song

Example

The jingle of keys could be heard as she walked down the hallway.

廊下を歩いているとき、鍵の音が聞こえました。

B2 adjective /ˈdʒɔɪfəl/

joyful

喜ばしい

Meaning

full of joy and happiness; causing joy or delight

Example

She felt joyful when she heard the good news.

彼女は良い知らせを聞いて喜ばしい気持ちになった。

C1 noun /ˈdʒækˌfruːt/

Jackfruit

ジャックフルーツ

Meaning

a large tropical fruit with a spiky exterior and sweet flesh inside

Example

The jackfruit is the largest tree fruit in the world.

ジャックフルーツは世界で一番大きな木の果物です。

C2 noun /dʒuːt/

jute

黄麻

Meaning

a long, soft, shiny plant fiber used to make rope, bags, sacks, and coarse cloth

Example

Jute is widely used to make eco-friendly bags and ropes.

黄麻は環境にやさしい素材です。

C2 adjective /dʒʊˈrɪdɪkəl/

juridical

司法的

Meaning

Relating to judicial proceedings or the administration of law.

Example

The case raised important juridical questions.

その事件は重要な司法的問題を提起しました。

C2 noun /dʒeɪp/

jape

冗談, いたずら

Meaning

A practical joke or humorous remark.

Example

He enjoyed a harmless jape with his friends.

彼は友達と無害な冗談を楽しんだ。

C1 noun /ˈdʒuː.və.naɪl/

Juvenile

未成年者; 若者

Meaning

a young person below the age of adult criminal responsibility; relating to young people

Example

The juvenile court handles cases involving young offenders under eighteen.

少年裁判所は、18歳未満の若年犯罪者に関する事件を扱います。

C2 noun dʒʊˈdɪʃəsnɪs

judiciousness

慎重さ、賢明さ

Meaning

Having, showing, or done with good judgment or sense.

Example

Her judiciousness in making decisions was appreciated.

意思決定における彼女の慎重さは評価されました。

A2 verb /dʒɔɪn/

join

参加する

Meaning

to connect or combine; to become a member of something

Example

Would you like to join our team for the project?

プロジェクトのために私たちのチームに参加しますか？

B2 noun /dʒɑːr/

Jar

ジャー; 瓶

Meaning

a wide-mouthed container made of glass or pottery; to have a harsh or unpleasant effect

Example

She stored homemade cookies in a large glass jar on the kitchen counter.

彼女はキッチンカウンターの大きなガラスジャーに自家製クッキーを保管していました。

C2 noun /ˈdʒɪŋɡoʊɪst/

jingoist

ジンゴイスト

Meaning

a person who supports jingoism; an extreme nationalist with aggressive foreign policies

Example

He was labeled a jingoist for his extreme views.

彼は自分の極端な意見のためにジンゴイストとレッテルを貼られた。

A1 noun /ˈdʒænjuˌɛri/

january

一月

Meaning

the first month of the year in the Gregorian calendar

Example

January is often the coldest month of the year.

一月は一年で最も寒い月です。

C1 adjective /ˈdʒɑː.rɪŋ/

jarring

耳障りな、衝撃的な

Meaning

Striking or shocking in a way that creates a strong contrast or clash.

Example

The sudden loud noise was jarring to everyone in the room.

突然の大きな音は部屋の中の皆に衝撃を与えました。

A1 noun /dʒuˈlaɪ/

July

7月

Meaning

the seventh month of the year in the Gregorian calendar

Example

July is often the hottest month of the year.

7月は一年で最も暑い月の一つです。

C2 noun /ˈdʒɪŋɡoʊˌɪzəm/

jingoism

過激な愛国主義

Meaning

extreme patriotism expressed in aggressive foreign policy

Example

The politician's speech was filled with jingoism.

その政治家の演説はジンゴイズムに満ちていました。

B1 adjective /ˈdʒel.əs/

Jealous

嫉妬; うらやましい; 誰かの注意や愛情を所有しようとすること

Meaning

feeling envious or resentful; possessive of someone's attention or affection

Example

She felt jealous when her friend got promoted.

彼女は友達が昇進したときに嫉妬を感じた。

C1 noun dʒuːˈdɪʃ.ər.i

judiciary

司法制度

Meaning

The judicial authorities of a country; the system of courts that interprets and applies the law.

Example

The judiciary ensures the rule of law.

司法制度は法の支配を保障する。

B2 noun /dʒʌŋk/

Junk

ゴミ; 不要品

Meaning

old or discarded articles that are considered useless or of little value; things of poor quality

Example

He cleaned out the garage and threw away all the old junk.

彼はガレージを掃除して、すべての古いゴミを捨てました。

B2 adjective /ˈdʒɒli/

jolly

陽気な

Meaning

Full of good humor and cheerfulness.

Example

The children were in a jolly mood at the party.

子供たちはパーティーで陽気な気分でした。

C2 noun /ˈdʒæk.dɔː/

Jack-daw

小さなカラス

Meaning

a small gray and black bird of the crow family, known for its intelligence

Example

The jackdaw collected shiny objects for its nest.

ジャックドーはその巣のために輝く物を集めました。

C2 noun /ˌdʒer.ɪˈmaɪ.æd/

Jeremiad

長い嘆き; 悲しみの苦情; 災難のリスト

Meaning

a long mournful complaint or lamentation; a list of woes; a prolonged expression of grief

Example

The newspaper editorial was a jeremiad about the decline of moral values in society.

新聞の社説は社会における道徳的価値の衰退についてのジェレミアッドだった。

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.

A2 noun /dʒæm/

Jam

果物と砂糖で作られた甘いスプレッド；難しい状況；詰まり

Meaning

a sweet spread made from fruit and sugar; a difficult situation; a blockage

Example

She spread strawberry jam on her toast for breakfast every morning.

彼女は毎朝、トーストに苺ジャムを塗って朝食をとっていた。

C1 noun /ˈdʒʌɡərˌnɔːt/

juggernaut

止められない力

Meaning

A huge, powerful, and unstoppable force or institution.

Example

The new tech company has become a juggernaut in the industry.

新しいテクノロジー企業は業界で止められない力となった。

B2 adjective /ˈdʒuːsi/

juicy

ジューシー

Meaning

Full of juice; succulent; also used to describe something exciting or scandalous.

Example

The steak was so juicy that it melted in my mouth.

ステーキはとてもジューシーで、口の中で溶けました。