do
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
A1 verb /duː/

do

する
Meaning
to perform an action; to carry out
Example
I do my homework every evening.
私は毎晩宿題をします。
C1 adjective /dɪsˈkwaɪətɪŋ/

disquieting

不安を引き起こす
Meaning
Causing worry, unease, or anxiety.
Example
The news report was deeply disquieting to the public.
そのニュース報告は公衆にとって非常に不安を引き起こすものでした。
C2 noun /ˈdæl.i.əns/

Dalliance

浮気; 関係の一時的なもの
Meaning
a casual romantic or sexual relationship; a brief involvement or experiment
Example
His dalliance with photography lasted only a few months before he lost interest.
彼の写真への浮気は数ヶ月しか続かず、興味を失いました。
C1 verb /ˌdɪsˈmaʊnt/

dismount

降りる
Meaning
to get off or down from something, especially a horse, bicycle, or motorcycle
Example
The rider dismounted from the horse after a long journey.
長い旅の後、ライダーは馬から降りた。
C1 adjective dɒɡˈmæt.ɪk

dogmatic

教条的
Meaning
Being inclined to lay down principles as incontrovertibly true; characterized by arrogant assertion of unproven principles.
Example
His dogmatic approach to politics made discussions difficult.
彼の教条的なアプローチは、議論を難しくしました。
C1 noun /ˈdæmpər/

damper

力、効果、または興奮を減少または抑制するもの
Meaning
something that reduces or lessens the force, effect, or excitement
Example
The cancellation of the trip put a damper on their enthusiasm.
旅行のキャンセルは彼らの熱意をそぐことになった。
C1 verb /ˈdɛsɪmeɪt/

decimate

壊滅させる
Meaning
To destroy or kill a large proportion of something.
Example
The wildfire decimated the forest.
森林火災が森を壊滅させました。
C1 noun dɪˌlɪb.əˈreɪ.ʃən

deliberation

熟考
Meaning
Long and careful consideration or discussion.
Example
The agreement was finalized after much deliberation.
その合意は多くの熟考の末に最終決定されました。
C1 verb /dɪˈmiːn/

demean

侮辱する
Meaning
to cause someone to lose dignity or respect
Example
The manager demeaned his employees with rude remarks.
マネージャーは粗野なコメントで社員を侮辱しました。
B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning
causing harm or injury
Example
The storm caused damaging effects to the crops.
B2 noun /ˈdɔːr.mæt/

Door-mat

ドアマット
Meaning
a mat placed in front of a door for wiping feet
Example
Please wipe your feet on the door-mat before entering the house.
家に入る前にドアマットで足を拭いてください。
B2 noun /dɪˈnaɪ.əl/

Denial

否認
Meaning
the action of declaring something to be untrue; refusal to acknowledge something
Example
His denial of involvement in the scandal was met with skepticism.
スキャンダルへの関与を否認した彼の姿勢は、疑念を持って受け止められました。
B1 noun /dəˈrɛktər/ or /daɪˈrɛktər/

director

監督
Meaning
a person who manages or oversees a company, department, or film
Example
The director gave final approval for the new movie script.
監督は新しい映画の脚本に最終承認を与えました。
B2 verb/noun /ˌdɪsrɪˈɡɑːrd/

disregard

軽蔑
Meaning
To ignore something; lack of consideration or respect for something.
Example
He disregarded the warning signs and kept driving.
彼は警告のサインを無視して運転し続けました。
A2 noun /ˈdrʌɡˌstɔːr/

drugstore

薬局
Meaning
A retail store that sells medicines, health-related products, and sometimes cosmetics or snacks.
Example
I stopped by the drugstore to buy some cold medicine.
風邪薬を買うために薬局に行きました。
C2 noun /ˈdɒɡ roʊz/

Dog-rose

ドッグローズ
Meaning
A wild rose species with pink or white flowers and thorny stems, common in hedgerows
Example
The dog-rose bush grew wild along the countryside path.
ドッグローズの低木は、田舎の道沿いに野生で育ちました。
B2 verb dɪsˈrʌpt

disrupt

破壊する
Meaning
To interrupt or disturb the normal progress or activity of something.
Example
Individual pursuits disrupt social harmony.
個々の追求は社会的調和を破壊します。
B2 noun /doʊ/

dough

生地
Meaning
a mixture of flour, water, and other ingredients used to make bread or pastries
Example
She kneaded the dough for ten minutes before baking.
彼女は生地を10分間こねた後、それを焼きました。
B2 noun /ˌdiː.haɪˈdreɪʃən/

dehydration

脱水症
Meaning
A condition in which the body or tissue lacks adequate water content.
Example
Dehydration can lead to fatigue and confusion.
脱水は疲労と混乱を引き起こす可能性があります。
C1 noun /ˈdɪɡnɪˌtɛri/

dignitary

重要人物
Meaning
a person considered to be important because of high rank or office
Example
Several foreign dignitaries attended the state banquet.
数人の外国の重要人物が国の晩餐会に出席しました。
C2 noun /ˌdiːlɛkˈteɪʃən/

delectation

喜び
Meaning
great pleasure or delight
Example
She read the story aloud for the delectation of her friends.
彼女は友達の喜びのために物語を大声で読みました。
A2 noun /ˈdrɔːər/

drawer

引き出し
Meaning
a box-shaped storage compartment that slides in and out of furniture
Example
She kept her jewelry in the top drawer of the dresser.
彼女はジュエリーをドレッサーの上の引き出しに入れた。
C1 verb /dɪˈpoʊz/

depose

Meaning
to remove someone from office or power, especially suddenly and forcefully
Example
The rebels managed to depose the dictator after years of unrest.
C1 noun /ˌdev.əˈtiː/

Devotee

信者; 献身者
Meaning
a person who is very interested in and enthusiastic about someone or something
Example
As a devotee of classical music, she attended every concert in the city.
クラシック音楽の信者として、彼女は都市のすべてのコンサートに参加していました。
C1 verb /dɪˈpɔːrt/

deport

国外追放
Meaning
To expel a foreigner from a country, usually for legal or political reasons.
Example
The government decided to deport the illegal immigrants.
政府は不法移民をデポートすることを決定した。
C1 noun, adjective /dɪˈfiːtɪst/

defeatist

敗北主義者
Meaning
A person who expects or is excessively ready to accept failure; showing a tendency to expect defeat.
Example
His defeatist attitude discouraged the rest of the team.
彼の敗北主義的な態度は、チームの他のメンバーを落胆させました。
B2 verb /dɪˈtekt/

detect

検出する
Meaning
to discover or identify the presence or existence of something; to notice something that is not immediately obvious
Example
The security system can detect movement in the building.
セキュリティシステムは建物内の動きを検出できます。
C1 verb dɪˈsɜːn

discern

識別する
Meaning
To perceive or recognize something; to distinguish with difficulty by sight or with the other senses.
Example
He could barely discern the distant figure in the fog.
彼は霧の中で遠くの姿をほとんど識別できなかった。
C1 verb /dɪˈdjuːs/

deduce

推測する
Meaning
to reach a conclusion by reasoning or inference
Example
From the evidence, the detective deduced that the suspect was lying.
証拠から、探偵は容疑者が嘘をついていることを推測しました。
B2 adjective /dɪˈzaɪərəbl/

desirable

望ましい
Meaning
worth having or wanting; attractive
Example
The location of the house was highly desirable, with great views.
その家の場所は非常に望ましく、素晴らしい景色がありました。
B2 noun /ˌdaɪəɡˈnoʊsɪs/

diagnosis

Meaning
The identification of a disease, condition, or problem through examination of symptoms.
Example
The diagnosis confirmed that she had diabetes.
A2 noun dɪˈskʌʃ.ənz

discussions

議論
Meaning
The action or process of talking about something in order to reach a decision or to exchange ideas.
Example
Discussions promote collaboration.
ディスカッションは協力を促進します。
C2 noun /ˈdæstərd/

dastard

卑怯者
Meaning
a cowardly or dishonorable person
Example
Only a dastard would betray his closest friend.
裏切るのは卑怯者だけだ。
B2 noun /ˈdiː.sən.si/

Decency

品位
Meaning
behavior that conforms to accepted standards of morality or respectability
Example
She had the decency to apologize for her mistake immediately.
彼女はすぐに自分の間違いを謝る品位を示しました。
C2 noun /ˈduːti/

Dhuti

ドゥティ
Meaning
a traditional Indian garment for men consisting of a piece of unstitched cloth worn around the waist and legs
Example
The elderly man wore a white dhuti during the religious ceremony.
年配の男性は宗教的な儀式で白いドゥティを着ていた。
C1 noun /ˌdɪsərˈteɪʃən/

dissertation

論文
Meaning
A long piece of writing on a particular subject, usually written for a university degree.
Example
She spent two years writing her doctoral dissertation.
彼女は博士論文を書くのに2年を費やしました。
A2 verb, noun /dɪsˈlaɪk/

dislike

嫌う
Meaning
to feel distaste or aversion for someone or something; a feeling of aversion
Example
I really dislike eating spicy food.
私は本当に辛い食べ物を食べるのが嫌いです。
B2 adjective /dɪˈsɛndənt/

descendent

下降する
Meaning
Moving downward; going down or descending.
Example
The river followed a descendent course toward the valley.
川は谷に向かって下降するコースをたどった。
B1 noun /dɪsk/

disc

平らで薄く、円形の物体
Meaning
a flat, thin, round object or surface
Example
He inserted the music disc into the player.
彼は音楽ディスクをプレーヤーに挿入した。
B2 noun /ˈdɪpləmæt/

diplomat

外交官
Meaning
An official representing a country abroad; a person skilled in dealing with people tactfully.
Example
The diplomat negotiated a peace agreement.
外交官は平和協定の交渉を行いました。
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 /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。
A2 noun /dɒl/

doll

人形
Meaning
a small toy resembling a human figure, especially for children
Example
The little girl hugged her favorite doll tightly.
小さな女の子はお気に入りの人形をしっかり抱きしめました。
C1 adjective /dɪsˈdʒɔɪntɪd/

disjointed

ばらばら
Meaning
Lacking order, coherence, or connection; disconnected.
Example
The movie felt disjointed and hard to follow.
映画はばらばらに感じ、追いかけるのが難しかった。
B1 noun /ˈdeə.ri/

Dairy

牛乳が生産される建物や農場; 牛乳から作られた製品; 牛乳と乳製品を販売する店
Meaning
a building or farm where milk is produced; products made from milk; a shop selling milk and milk products
Example
The local dairy provides fresh milk and cheese to the entire neighborhood.
地元のデイリーは、新鮮な牛乳とチーズを地域全体に提供しています。
B2 verb /ˌdɪfəˈrɛnʃieɪt/

differentiate

区別する
Meaning
To recognize or make a distinction between things.
Example
It is important to differentiate between fact and opinion.
事実と意見を区別することは重要です。
B2 verb /drɪft/

drift

漂う
Meaning
to move slowly, especially by air or water currents
Example
The boat began to drift away from the shore.
ボートは岸から離れ始めた。
A2 noun /ˈdæn.sər/

Dancer

ダンサー
Meaning
a person who performs dance, typically as a profession or art form
Example
The dancer performed gracefully on the stage.
ダンサーはステージで優雅に踊った。
C1 noun /dɪˈfɛkʃən/

defection

脱党
Meaning
The act of abandoning one’s country, cause, or group in favor of another.
Example
The politician’s defection shocked his supporters.
その政治家の脱党は支持者を驚かせました。
B2 adjective /ˈdevəsteɪtɪŋ/

devastating

Meaning
causing severe shock, distress, or destruction; extremely damaging or upsetting
Example
The earthquake had a devastating effect on the city.
C1 adjective /dɪˈvɪzəbl/

divisible

割り切れる
Meaning
Capable of being divided by another number without leaving a remainder.
Example
Twelve is divisible by three and four.
12は3と4で割り切れます。
B2 adjective /dɪˈstɪŋktɪv/

distinctive

特徴的
Meaning
having a quality or characteristic that makes something different and easily noticed
Example
The restaurant is known for its distinctive flavors.
そのレストランは独特の風味で知られています。
C1 verb /dɔːnt/

daunt

脅す
Meaning
to make someone feel intimidated, discouraged, or less confident
Example
The steep climb did not daunt the experienced hikers.
急な登りは経験豊富なハイカーを怖がらせませんでした。
B2 noun dɪˈplɔɪmənt

deployment

展開
Meaning
The action of bringing resources into effective action.
Example
The deployment of the new software was completed successfully.
新しいソフトウェアの展開は成功裏に完了しました。
C1 noun /ˈdiːvə/

diva

有名な女性歌手
Meaning
a famous female singer; a woman who is admired or behaves like a star
Example
The pop diva performed her latest hit to a cheering crowd.
ポップディーバは観衆の前で最新のヒットを披露しました。
A2 verb /der/

dare

挑戦する
Meaning
to have courage to do something; to challenge someone
Example
I dare you to jump into the pool.
プールに飛び込む挑戦をします。
C1 adjective /dɪˈbeɪst/

debased

劣化した
Meaning
having lost quality, value, or moral character
Example
The debased currency lost the trust of the people.
劣化した通貨は人々の信頼を失った。
C2 noun /dɪˈprævɪti/

depravity

堕落
Meaning
moral corruption; wickedness
Example
The film portrays the moral depravity of a corrupt society.
その映画は腐敗した社会の道徳的堕落を描いています。
C1 verb /ˈdiːmɑːrˌkeɪt/

demarcate

境界を定める
Meaning
to set the boundaries or limits of something
Example
The land was demarcated with fences to avoid disputes.
土地はフェンスで境界が定められて、争いを避けました。
C1 noun /ˈdeɪtəm/ or /ˈdætəm/

datum

データ
Meaning
a single piece of information; a fact used as a basis for reasoning or calculation
Example
Each datum in the survey was carefully analyzed.
調査の各データは慎重に分析されました。
C2 verb /dɪsˈpɔːrt/

disport

楽しむ
Meaning
To amuse oneself in a lively or playful way.
Example
The children disported themselves in the garden.
子供たちは庭で楽しんでいました。
B1 adjective /dɪsˈɡʌstɪŋ/

disgusting

嫌な
Meaning
extremely unpleasant or offensive; causing strong dislike or revulsion
Example
The smell coming from the trash can was absolutely disgusting.
ゴミ箱からの臭いは完全に嫌なものでした。
B2 noun /dɪsˈtrɛs/

distress

苦痛
Meaning
extreme anxiety, sorrow, or pain
Example
He felt a deep sense of distress when he heard the bad news.
悪い知らせを聞いたとき、彼は深い苦痛を感じました。
B2 noun /dɪˈpen.dənt/

Dependent

依存している; 扶養されている
Meaning
a person who relies on another for financial support; someone who depends on others
Example
As a tax dependent, she could not file her own tax return separately.
税金の扶養控除対象者として、彼女は自分の税務申告を別々に提出することができませんでした。
C1 verb /ˌdiːˈbʌŋk/

debunk

虚偽を暴露する、神話を打破する
Meaning
Expose the falseness or hollowness of (a myth, idea, or belief).
Example
Scientists debunked the myth that vaccines cause autism.
科学者たちは、ワクチンが自閉症を引き起こすという神話を打破した。
A2 noun /ˈdaɪəri/

diary

日記
Meaning
a book in which one keeps a daily record of events and experiences
Example
She wrote about her day in her diary before going to bed.
彼女は寝る前に日記にその日の出来事を書きました。
C2 adjective /dɪˈfjuːzəbl/

diffusible

拡散可能な
Meaning
able to spread or be spread through a medium
Example
Oxygen is diffusible through cell membranes.
酸素は細胞膜を通じて拡散することができます。
B1 adjective /drʌŋk/

drunk

酔っ払った
Meaning
affected by alcohol to the point of losing control of one's faculties or behavior
Example
He was too drunk to walk straight.
彼は酔っ払って、まっすぐ歩けなかった。
B2 noun /depθ/

Depth

深さ; 深いまたは深遠な特質
Meaning
the distance from the top or surface to the bottom; the quality of being intense or profound
Example
The depth of the ocean in this area reaches over three thousand meters.
この地域の海の深さは3,000メートルを超えています。
A1 adjective /dɪr/

dear

親愛なる
Meaning
loved or cherished; sometimes used as a polite form of address
Example
She is very dear to her grandparents.
彼女は祖父母にとって非常に親愛なる存在です。
C2 noun /ˈdɛkəˌɡɒn/

decagon

十角形
Meaning
A polygon with ten sides and ten angles.
Example
The geometry teacher drew a perfect decagon on the board.
数学の先生は黒板に完璧な十角形を描きました。
C2 adjective /dɪˈdjuːsəbl/

deducible

推測可能な
Meaning
able to be deduced; possible to be inferred
Example
The solution is deducible from the data provided.
解決策は提供されたデータから推測可能です。
C2 verb /dɪˈspɒnd/

despond

落ち込む
Meaning
to lose confidence or hope; to become dejected
Example
After repeated failures, he began to despond.
繰り返しの失敗の後、彼は落ち込むようになった。
B1 noun /ˈdaɪəɡræm/

diagram

図表
Meaning
a simplified drawing that shows the structure, relationship, or process of something
Example
The teacher explained the system using a clear diagram.
先生は分かりやすい図表を使ってシステムを説明した。
B2 adjective /dɪˈpɛndəbl/

dependable

信頼できる
Meaning
able to be trusted or relied on; consistently reliable
Example
She is a dependable colleague who always meets deadlines.
彼女はいつも締め切りを守る信頼できる同僚です。
C2 verb /dɪˈbɑːrk/

debark

下船する
Meaning
to disembark or get off a ship, aircraft, or vehicle
Example
The passengers debarked as soon as the ship docked.
乗客は船がドックに着いたときに下船しました。
C2 noun /dəˈkɔɪt/

Dacoit

盗賊
Meaning
a member of an armed gang of robbers; a bandit, especially in India and Myanmar
Example
The village was terrorized by a gang of dacoits who robbed travelers.
その村は、旅行者を強盗した強盗団によって恐怖に陥れられました。
B2 adjective /ˈdespərət/

Desperate

絶望的
Meaning
reckless; extremely urgent; critical
Example
The situation became desperate as water supplies ran out.
水の供給が尽きたとき、状況は絶望的になった。
C1 noun /ˈdɛspətɪzəm/

despotism

専制政治
Meaning
absolute power exercised in a cruel and oppressive way
Example
The people revolted against the era of despotism.
人々は専制政治の時代に反乱を起こしました。
C2 adjective /ˈdəʊl.səm/

dolesome

悲しい
Meaning
Filled with grief or sadness; mournful.
Example
The dolesome ballad brought tears to their eyes.
その悲しい歌は彼らの目に涙をもたらしました。
A1 noun /deɪz/

days

日々
Meaning
plural of day; refers to multiple 24-hour periods of time
Example
The project will take at least five days to finish.
このプロジェクトは少なくとも5日かかります。
B1 adjective /ˈdefɪnət/

Definite

明確な; はっきりした; 特定の
Meaning
clearly stated or decided; not vague or uncertain; specific
Example
We need a definite answer by tomorrow.
私たちは明日までに明確な答えが必要です。
C1 noun /ˈdaɪnəˌmoʊ/

dynamo

電気を発生させる機械; 大きなエネルギーと熱意を持つ人物
Meaning
A machine that generates electricity; a person with great energy and enthusiasm.
Example
She is the real dynamo behind the success of the company.
彼女は会社の成功の背後にある本物のダイナモです。
C1 noun /ˈdrʌdʒəri/

drudgery

退屈で骨の折れる仕事
Meaning
Hard, menial, or dull work.
Example
She wanted to escape the drudgery of her daily routine.
彼女は日常の退屈なルーチンから抜け出したかった。
A2 adjective/adverb /ˈdeɪli/

daily

毎日の
Meaning
happening every day
Example
She reads the newspaper daily.
彼女は毎日新聞を読んでいます。
C2 verb /ˌdɪskəmˈbɑːbjuleɪt/

discombobulate

混乱させる
Meaning
to confuse or disconcert; to upset the normal order
Example
The sudden question seemed to discombobulate him.
突然の質問が彼を混乱させたようだ。
B2 noun /diːp ˈkʌlər/

Deep colour

深い色
Meaning
a rich, intense, or dark shade of any color
Example
The artist used deep colours to create a dramatic effect.
アーティストはドラマチックな効果を作り出すために深い色を使いました。
B2 noun /dɪˈsep.ʃən/

Deception

欺瞞
Meaning
the action of deceiving someone; the state of being deceived
Example
The magician's deception amazed the audience with seemingly impossible tricks.
魔法使いの欺瞞は、観客を一見不可能なトリックで驚かせた。
C2 adjective /daɪˈɡrɛsɪv/

digressive

主題から外れる傾向
Meaning
Tending to depart from the main subject in speech or writing.
Example
The speaker's digressive style made the lecture difficult to follow.
話者のダイグレッシブなスタイルは講義を追いかけるのを難しくした。
C1 noun /dɪˈten.ʃən/

Detention

停学; 拘留
Meaning
the action of detaining someone or being detained in official custody
Example
The student received detention for repeatedly disrupting the class.
生徒は繰り返しクラスを乱したため、停学を受けました。
C2 adjective /ˈdɪsəluːt/

dissolute

放蕩
Meaning
lacking moral restraint; indulging excessively in sensual pleasures
Example
He led a dissolute life filled with parties and gambling.
彼はパーティーとギャンブルで満ちた放蕩の生活を送った。
A2 adjective, noun /dɛd/

dead

死んだ
Meaning
No longer alive; the end of life.
Example
The old tree is completely dead.
その古い木は完全に死んでいる。
C1 verb /dɪˈmoʊt/

demote

降格
Meaning
to reduce to a lower rank or position
Example
The manager decided to demote the employee for poor performance.
マネージャーはパフォーマンスが悪いため、従業員を降格させることに決めました。
C1 verb /daʊs/

douse

消す / 注ぐ
Meaning
to pour liquid over; to extinguish a fire or light
Example
Firefighters doused the flames with water.
消防士たちは水で炎を消しました。
B2 verb /dɪˈsiːv/

deceive

騙す
Meaning
To cause someone to believe something that is not true.
Example
He tried to deceive his friends with a fake story.
彼は嘘の話で友達を騙そうとした。
B2 adjective /dɪsˈɡreɪsfəl/

Disgraceful

恥ずべき; 不名誉な; 非難に値する
Meaning
shameful; bringing dishonor; worthy of condemnation
Example
His disgraceful behavior shocked everyone at the party.
彼の恥ずべき行動はパーティーでみんなを驚かせました。
B2 noun /drɪl/

drill

ドリル
Meaning
a tool or exercise used for making holes or practicing skills
Example
The students took part in a fire drill at school.
生徒たちは学校で火災訓練に参加しました。
C1 verb diːˈsɛn.sɪ.taɪz

desensitize

脱感作
Meaning
To make someone less sensitive or reactive to something through repeated exposure.
Example
Constant exposure to violence can desensitize people.
継続的な暴力の露出は人々を鈍感にする可能性があります。
C2 noun /dɪsˈtɛmpər/

distemper

犬に感染するウイルス性疾患
Meaning
a viral disease affecting animals, especially dogs; also refers to a state of disorder
Example
The dog was diagnosed with distemper and needed immediate care.
その犬はディステンパーと診断され、即座の治療が必要でした。
A2 noun /dɪˈsɪʒ.ən/

Decision

決定
Meaning
a conclusion or resolution reached after consideration; the action of deciding
Example
Making the right decision required careful analysis of all available options.
正しい決定を下すには、利用可能なすべての選択肢を慎重に分析する必要がありました。
C1 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

差別化, 分化
Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
競合他社との差別化により、ユニークな市場ポジションを作り出すことができます。
B1 noun dɪˈfens

defense

防御
Meaning
The action of defending from or resisting attack; protection from harm or danger.
Example
Defense was one of the central subjects.
防御は主要なテーマの一つだった。
B2 adjective /dɪˈziːzd/

Diseased

病気の; 患者の
Meaning
affected by disease; suffering from illness; sick
Example
The diseased tree had to be removed from the garden.
病気の木は庭から取り除かれなければならなかった。
A2 noun /dɪˈlɪv.ə.ri/

Delivery

配達; 出産
Meaning
the action of delivering letters, parcels, or goods; the process of giving birth
Example
The delivery of the package was delayed due to bad weather conditions.
パッケージのデリバリーは悪天候のため遅れました。
C2 noun /dɪˈklɪvɪti/

declivity

傾斜
Meaning
a downward slope of ground
Example
They carefully climbed down the declivity of the hill.
彼らは慎重に丘の傾斜を登った。
C2 verb /dɪˈkæmp/

decamp

逃げる
Meaning
To depart suddenly or secretly, often to avoid trouble or escape.
Example
The thief decamped before the police arrived.
泥棒は警察が到着する前に逃げました。
C1 noun /ˈdrɪz.əl/

Drizzle

小雨
Meaning
light rain falling in very fine drops; a very light rainfall
Example
The gentle drizzle continued throughout the morning, making everything misty.
穏やかな小雨は朝の間中続き、すべてが霧のようになりました。
A2 verb, noun /drɒp/

drop

落とす / 液滴
Meaning
to let something fall; a small quantity of liquid
Example
Be careful not to drop your phone.
携帯電話を落とさないように気をつけてください。
C2 noun /ˌdɪləˈtænt/

dilettante

愛好家
Meaning
A person who takes up an art, activity, or subject merely for amusement, especially in a superficial way.
Example
He was dismissed as a dilettante in the art world because he lacked formal training.
彼は芸術界で愛好家として退けられました、なぜなら正式な訓練が不足していたからです。
C1 verb /dɪˈpliːt/

deplete

使い果たす
Meaning
to reduce the quantity or supply of something
Example
The long war has depleted the country's resources.
長引く戦争で国の資源は枯渇した。
B2 adjective daɪˈdʒes.tɪv

digestive

消化の
Meaning
Relating to the digestion of food.
Example
Digestive enzymes help break down food.
消化酵素は食べ物を分解するのを助けます。
B1 adjective /dɪˈlaɪtɪd/

delighted

喜んで
Meaning
feeling or showing great pleasure and happiness
Example
She was delighted with the surprise gift.
彼女はサプライズギフトにとても喜んでいました。
C2 noun /ˈdʌlərd/

dullard

愚か者
Meaning
a slow or stupid person
Example
He was considered a dullard by his classmates.
彼はクラスメートによって愚か者だと考えられていた。
B2 verb /dɒdʒ/

dodge

避ける
Meaning
to move quickly to one side to avoid something; to avoid dealing with something cleverly or dishonestly
Example
The boxer managed to dodge his opponent's punch.
ボクサーは相手のパンチをかわすことに成功した。
B1 verb /dɪsˈtrɪbjuːt/

distribute

配布する
Meaning
to give out or spread something among several people or places
Example
The teacher will distribute the test papers.
先生は試験の用紙を配布します。
C2 adjective /dɪˈtɜːrmɪnət/

determinate

確定的
Meaning
having exact and definite limits or form
Example
The contract is for a determinate period of two years.
契約は2年間の確定した期間です。
C1 noun /ˈdɛmənˌstreɪtər/

demonstrator

デモンストレーター, 抗議者
Meaning
a person who shows how something works or takes part in a public protest
Example
The demonstrators marched peacefully through the city streets.
デモ参加者は平和的に街の通りを行進しました。
C2 noun /ˈdoʊneɪtər/

donator

寄付者
Meaning
A person who gives something, especially money or goods, as a donation.
Example
The donator wished to remain anonymous after contributing a large sum.
寄付者は大きな金額を寄付した後、匿名でいることを希望しました。
C2 adjective /ˈdoʊlfəl/

Doleful

悲しげな; 哀れな;
Meaning
sorrowful; mournful; expressing grief or sadness
Example
She gave him a doleful look when he left.
彼が去ったとき、彼女は悲しげな表情を彼に向けた。
C2 noun dɪsˈbɜːs.mənt

disbursement

支払い
Meaning
The payment of money from a fund.
Example
The company's disbursement of salaries was delayed.
会社の給与の支払いが遅れました。
C1 verb dɪˈlɪnieɪt

delineate

詳細に描写する
Meaning
To describe or portray something precisely
Example
The artist delineated the scene in intricate detail.
アーティストはシーンを複雑な詳細で描写しました。