Double decker
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B2 noun /ˈdʌbəl ˈdekər/

Double decker

Meaning
a bus with two levels or floors for passengers
Example
The red double decker bus is a famous symbol of London.
B1 noun /dɪsk/

disk

Meaning
a flat, circular object, often used to store data electronically
Example
All the data is saved on a hard disk.
C2 noun /ˌdaɪəˈlɛktɪk/

dialectic

Meaning
A method of argument or reasoning by dialogue, especially as a means of investigating truth.
Example
The philosopher used dialectic to challenge his students' assumptions.
C1 verb /dɪˈpriːʃieɪt/

depreciate

Meaning
to reduce in value over time
Example
Cars tend to depreciate quickly in their first few years.
B2 noun /dɪsˈɡaɪz/

Disguise

Meaning
a means of altering one's appearance to conceal one's identity; something that hides the truth
Example
The spy wore an elaborate disguise to avoid being recognized by enemies.
C1 adjective /ˈdɑːsəl/ or /ˈdəʊsaɪl/

docile

Meaning
easily managed, taught, or controlled; submissive
Example
The docile puppy quickly learned new tricks.
C1 noun /ˈdaʊn.pɔːr/

Downpour

Meaning
a heavy fall of rain; a sudden heavy rainfall
Example
The sudden downpour caught everyone off guard and soaked the outdoor event.
C2 verb /dɪˈbɑːrk/

debark

Meaning
to disembark or get off a ship, aircraft, or vehicle
Example
The passengers debarked as soon as the ship docked.
B2 adjective /ˈduː.əl/

Dual

Meaning
having two parts or consisting of two elements; double
Example
She has dual citizenship of both countries.
C1 noun, verb /dɪsˈɑːnər/

dishonor

Meaning
a state of shame or loss of respect; to bring shame upon someone or something
Example
The soldier felt he had brought dishonor to his family.
B1 adverb /ˈdaʊnwədz/

Downwards

Meaning
towards a lower place or position; in a downward direction
Example
The ball rolled downwards along the slope.
C2 verb /drəˈɡuːn/

dragoon

Meaning
to force someone to do something through coercion or intimidation
Example
The manager tried to dragoon the team into working overtime.
B1 verb /dæm/

damn

Meaning
to condemn or criticize strongly; used as an expletive to express anger or emphasis
Example
He damned the unfair system in his speech.
B1 noun /ˈdɛv.əl/

devil

Meaning
An evil spirit or supernatural being often regarded as the embodiment of wickedness and harm.
Example
The story warned children about making deals with the devil.
C2 verb /daʊz/

dowse

Meaning
To search for underground water or minerals using a divining rod; also to drench or extinguish with liquid.
Example
The farmer tried to dowse for water in the dry field.
C2 noun /ˈdɛsɪkənt/

desiccant

Meaning
a substance that absorbs moisture and keeps things dry
Example
Silica gel packets are commonly used as a desiccant in packaging.
C2 noun /ˈdɛkəˌɡræm/

decagram

Meaning
A metric unit of mass equal to ten grams.
Example
The package weighed exactly one decagram.
B2 verb /dɪsˈtɜːb/

disturb

Meaning
to interrupt or cause someone to stop what they are doing
Example
Please don’t disturb me while I’m studying.
C1 noun /ˌdɪs.ɪˈluː.ʒən.mənt/

disillusionment

Meaning
A feeling of disappointment resulting from the discovery that something is not as good as one believed it to be.
Example
Many people experience disillusionment after unrealistic expectations.
C2 noun /ˌdɪsæprəˈbeɪʃən/

disapprobation

Meaning
strong disapproval, typically on moral grounds
Example
The policy was met with widespread disapprobation.
B2 noun /ˈdræɡ.ən.flaɪ/

Dragon-fly

Meaning
a large insect with four transparent wings that lives near water
Example
The dragonfly hovered over the pond.
B2 verb /dɪsˈkloʊz/

disclose

Meaning
to reveal or make information known; to expose
Example
The company must disclose all financial information.
C2 noun /ˈdaɪˌsɪləbəl/

disyllable

Meaning
a word consisting of two syllables
Example
The word 'happy' is a disyllable.
A2 noun /ˈdɪʃ ˌwɒʃər/

Dish washer

Meaning
an appliance for washing dishes automatically
Example
We installed a new dishwasher in our kitchen last week.
C2 verb /dɔːb/

daub

Meaning
to spread a thick or sticky substance carelessly on a surface
Example
The children daubed paint all over the walls.
B2 noun /ˈdef.ə.sɪt/

Deficit

Meaning
the amount by which something is too small; a shortfall or lack
Example
The government faced a budget deficit of millions due to increased spending.
C2 noun /ˈdæstərd/

dastard

Meaning
a cowardly or dishonorable person
Example
Only a dastard would betray his closest friend.
C2 adjective /dɪsˈdʒʌŋktɪv/

disjunctive

Meaning
Serving to separate or divide; expressing a choice between alternatives.
Example
In grammar, 'or' is a disjunctive conjunction.
C2 verb /dɪsˈpɔːrt/

disport

Meaning
To amuse oneself in a lively or playful way.
Example
The children disported themselves in the garden.
B2 adjective /dɪsˈɡreɪsfəl/

Disgraceful

Meaning
shameful; bringing dishonor; worthy of condemnation
Example
His disgraceful behavior shocked everyone at the party.
C2 verb /dɪˈbɔːtʃ/

debauch

Meaning
to corrupt morally; to lead into excessive indulgence in sensual pleasures
Example
The novel shows how wealth can debauch a person's character.
A2 noun /dɪər/

Deer

Meaning
a graceful wild animal with antlers, especially the male
Example
We saw a beautiful deer grazing in the meadow.
C1 verb /dɛlv/

delve

Meaning
To investigate deeply; to dig into a subject or area.
Example
The researcher delved into ancient manuscripts to find clues.
B2 verb /dɪˈvoʊt/

devote

Meaning
to give time, effort, or resources to something
Example
She devotes much of her time to helping the poor.
C1 noun /ˈdɑːsieɪ/

dossier

Meaning
A collection of documents about a particular person, event, or subject.
Example
The lawyer presented a dossier of evidence to the court.
C2 verb /dɪsˈtɛnd/

distend

Meaning
to swell or expand by pressure from within
Example
Her stomach began to distend after the large meal.
C2 verb /dɪˈspɔɪl/

despoil

Meaning
To steal or violently remove valuable possessions from a place.
Example
The invaders despoiled the village during the war.
B2 adjective dɪsˈrʌp.tɪv

disruptive

Meaning
Causing or tending to cause disruption.
Example
Deforestation has a disruptive effect on wildlife.
C1 noun /ˌdɛtəˈneɪʃən/

detonation

Meaning
The act of exploding or causing something to explode.
Example
The sudden detonation shook the entire building.
C1 noun /dɜːrθ/

dearth

Meaning
A scarcity or lack of something.
Example
There was a dearth of food during the famine.
C1 noun /dɪˈsaɪ.pəl/

Disciple

Meaning
a follower and student of a teacher, leader, or philosopher; devoted follower
Example
The famous philosopher had many disciples who spread his teachings worldwide.
B1 noun/verb /ˈdɒkjʊmənt/

document

Meaning
Noun: A written, printed, or electronic record that provides information or evidence. Verb: To record information in written or electronic form.
Example
She carefully documented all the expenses of the trip.
B2 adjective /dɪˈvaɪn/

Divine

Meaning
heavenly; sacred; godlike; relating to God or a deity
Example
The divine beauty of the sunset took their breath away.
C1 adjective /dɪˈmɒnstrətɪv/

demonstrative

Meaning
openly showing feelings, especially affection or emotion
Example
She was very demonstrative with her affection towards her friends.
C2 noun /dɪˈpɔːrtmənt/

deportment

Meaning
A person's behavior or manners, especially in a formal situation.
Example
Her deportment during the ceremony impressed everyone.
B2 noun ˈdevəsteɪtɪŋ ˈkɒnsɪkwənsɪz

devastating consequences

Meaning
Extremely harmful or destructive results or effects
Example
Air pollution has devastating consequences for health.
C2 noun /dɪˈbɛntʃər/

debenture

Meaning
a type of debt instrument not secured by physical assets or collateral
Example
The company raised capital by issuing debentures to investors.
C1 verb /dɪsˈkleɪm/

disclaim

Meaning
to deny responsibility or connection with something
Example
The company disclaimed responsibility for the accident.
B1 verb /dɪˈklɛər/

declare

Meaning
To announce something formally or officially.
Example
The government declared a state of emergency.
C2 noun /ˈdɛkəˌliːtər/

decaliter

Meaning
A metric unit of capacity equal to ten liters.
Example
The container could hold up to one decaliter of water.
B2 noun /dɛk/

deck

Meaning
A flat surface or platform, often on a ship or building.
Example
We enjoyed the sunset from the upper deck of the ferry.
C1 noun dɛkˈstɛr.ɪ.ti

dexterity

Meaning
Skill in performing tasks, especially with the hands; mental skill or adroitness.
Example
His dexterity in playing the piano amazed the audience.
C2 verb /ˌdɪsɪnˈtɜːr/

disinter

Meaning
to dig up something buried, especially a body
Example
The archaeologists disinterred ancient remains from the site.
B1 verb /dɪˈvɛləpɪŋ/

developing

Meaning
the process of growing, improving, or becoming more advanced
Example
She is developing new skills in programming.
B1 verb /dɪˈspleɪ/

display

Meaning
to show or exhibit; to present for others to see
Example
The museum displays ancient artifacts.
C1 noun dɪˌlɪb.əˈreɪ.ʃən

deliberation

Meaning
Long and careful consideration or discussion.
Example
The agreement was finalized after much deliberation.
C2 verb /dɪˈfoʊlieɪt/

defoliate

Meaning
to strip leaves from a tree, plant, or area, often using chemicals
Example
The farmers defoliated the fields before harvest.
B2 noun /dɪˈpreʃ.ən/

Depression

Meaning
a mental health condition characterized by persistent sadness; a severe economic downturn
Example
The therapist helped her cope with depression through cognitive behavioral therapy.
C1 verb /daɪˈluːt/

dilute

Meaning
To make a liquid thinner or weaker by adding water or another solvent.
Example
You should dilute the juice with water before serving it to children.
C2 verb /ˈdʌmfaʊnd/

dumbfound

Meaning
to greatly astonish or shock someone so they are temporarily speechless
Example
The magician's trick dumbfounded the audience.
A2 adjective /duː/

Due

Meaning
owed as a debt; expected at a certain time; scheduled
Example
The assignment is due tomorrow.
C1 noun /ˈdɪsənˌtɛri/

dysentery

Meaning
An infection of the intestines resulting in severe diarrhea with blood and mucus.
Example
Many soldiers suffered from dysentery during the war.
C1 noun /ˈdɑː.mə.saɪl/

domicile

Meaning
A person's legal residence or permanent home.
Example
He declared Canada as his legal domicile.
B2 noun daɪˈmen.ʃən

dimension

Meaning
An aspect or feature of a situation, problem, or thing; a measurable extent.
Example
Renewable projects add a new dimension to urban planning.
C1 noun /deɪˈtɑːnt/

detente

Meaning
the easing of hostility or strained relations, especially between countries
Example
The two nations worked toward detente after decades of conflict.
B2 verb /daɪ/

dye

Meaning
to change the color of something using a chemical substance
Example
She will dye her hair blonde tomorrow.
C1 noun /dɪˈfɔː.mə.ti/

Deformity

Meaning
a distorted or unnatural shape or form; physical malformation
Example
The accident caused a permanent deformity in his left hand.
C2 adjective /ˈdɒdərɪŋ/

doddering

Meaning
Weak, shaky, or unsteady, especially due to old age.
Example
The doddering professor struggled to climb the stairs.
B1 noun ˈdɪdʒ.ɪ.təl tuːlz

digital tools

Meaning
Electronic software and applications used for learning and educational purposes.
Example
Schools are integrating digital tools to enhance learning.
B2 adjective daɪˈdʒes.tɪv

digestive

Meaning
Relating to the digestion of food.
Example
Digestive enzymes help break down food.
A2 adjective /ˈdɪdʒ.ɪ.təl/

digital

Meaning
Relating to, using, or storing data or information in the form of digital signals; involving or relating to the use of computer technology.
Example
The world is shifting towards a digital economy.
C2 noun /dɪˈdʒɛkʃən/

dejection

Meaning
a state of sadness, depression, or low spirits
Example
She sat in a state of dejection after hearing the bad news.
C1 noun dɪˈspær.ə.ti

disparity

Meaning
A great difference or inequality.
Example
Disparity between countries must be reduced.
C1 adjective /dɪˈsɪd.ju.əs/

deciduous

Meaning
Referring to trees that shed their leaves seasonally, typically in autumn.
Example
Oak and maple trees are deciduous, shedding leaves in autumn.
A2 noun /ˈdrɔːər/

drawer

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.
B2 adverb /ˈdɛspərətli/

desperately

Meaning
in a way that shows despair or great need
Example
He called for help desperately after the accident.
B1 noun ˈdɪsɪplɪn

discipline

Meaning
The practice of training people to obey rules or a code of behavior, using punishment to correct disobedience
Example
Discipline helps maintain focus and productivity.
C1 adjective /ˈdwɪndlɪŋ/

dwindling

Meaning
Gradually reducing in number, size, or strength.
Example
The villagers relied on dwindling water supplies.
C2 noun /ˈdɛftnəs/

deftness

Meaning
Skillfulness and quickness in action or thought.
Example
Her deftness with words impressed the audience.
B2 noun /doʊ/

dough

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.
C2 noun /ˈdæl.i.əns/

Dalliance

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.
B2 adjective daɪˈvɜːs

diverse

Meaning
Showing a great deal of variety; very different.
Example
Diverse industries enhance economic resilience.
C1 noun ˌdɪs.ɪnˈfek.ʃən

disinfection

Meaning
The process of destroying harmful microorganisms to prevent infection.
Example
Kitchen appliances require frequent disinfection.
C1 noun /dɪˈfen.dənt/

Defendant

Meaning
an individual, company, or institution sued or accused in a court of law
Example
The defendant pleaded not guilty to all charges brought against him.
C2 noun /dɛnˈdrɒlədʒi/

dendrology

Meaning
the scientific study of trees and woody plants
Example
He is studying dendrology at the university.
C2 verb /ˈdɛsɪkeɪt/

desiccate

Meaning
to dry up completely or remove the moisture from something
Example
The hot sun can quickly desiccate plants in the desert.
C1 verb dɪˈlɪnieɪt

delineate

Meaning
To describe or portray something precisely
Example
The artist delineated the scene in intricate detail.
C2 adjective /dɪsˈpɛptɪk/

dyspeptic

Meaning
Relating to indigestion or having a gloomy or irritable disposition.
Example
After the heavy meal, he felt dyspeptic and uncomfortable.
C1 verb /dɪsˈpleɪs/

displace

Meaning
to force someone or something out of their usual or original position; to replace or substitute
Example
The new technology will displace many traditional manufacturing jobs.
B2 noun /ˌdel.ɪˈɡeɪ.ʃən/

delegation

Meaning
A group of people chosen to represent others in negotiations or discussions.
Example
The delegation presented their country's agenda.
B2 verb dɪˈtɪrɪəˌreɪts

deteriorates

Meaning
To become progressively worse; to decline in quality, condition, or strength.
Example
The quality of air deteriorates due to pollution.
C1 noun /dɪˈsɜːn.mənt/

discernment

Meaning
The ability to judge well or understand something correctly; keen insight.
Example
His discernment in business decisions made him successful.
B2 adjective /dɪˈstɪŋkt/

Distinct

Meaning
separate and different; clear and recognizable; unique
Example
Each painting has its own distinct style and character.
C1 verb /druːp/

droop

Meaning
to bend or hang downward; to become weak or tired
Example
The flowers began to droop in the heat.
B2 noun draʊt

drought

Meaning
A prolonged period of abnormally low rainfall; a shortage of water.
Example
Drought impacts crop growth significantly.
B2 adjective /ˈded.li/

Deadly

Meaning
causing or able to cause death; extremely dangerous; lethal
Example
The deadly poison killed the plant instantly.
C1 verb /dɪsˈkwɑːlɪfaɪ/

disqualify

Meaning
to officially prevent someone from participating or being eligible
Example
The referee decided to disqualify the player for cheating.
C1 noun ˈdɪskɔrd

discord

Meaning
Disagreement or conflict between people or ideas.
Example
Discord among people disrupts societal stability.
C2 adjective /ˌdaɪəˈbɒlɪk/

diabolic

Meaning
Extremely evil or cruel; characteristic of the devil.
Example
The villain devised a diabolic scheme.
C2 adjective /daɪˈæfənəs/

diaphanous

Meaning
Light, delicate, and translucent.
Example
She wore a diaphanous dress that shimmered in the sunlight.
C1 noun /ˈdek.ə.dəns/

decadence

Meaning
Moral or cultural decline characterized by excessive indulgence in pleasure or luxury.
Example
The novel describes the decadence of the wealthy elite.
A2 verb /daɪ/

die

Meaning
to stop living; to cease to exist
Example
The flowers will die without water.
C2 adjective /ˈdɔːrsəl/

dorsal

Meaning
Relating to the back or upper side of an animal or body part.
Example
Sharks have a prominent dorsal fin.
A1 noun /deɪ/

Day

Meaning
a period of twenty-four hours; the time during which there is light
Example
What a beautiful day it is today with clear blue skies!
C2 noun /ˌdiːlɛkˈteɪʃən/

delectation

Meaning
great pleasure or delight
Example
She read the story aloud for the delectation of her friends.
B1 adjective /ˈdaɪɪŋ/

Dying

Meaning
approaching death; in the process of dying; fading away
Example
The dying plant needs water immediately.
C2 noun /ˈdaɪəˌdɛm/

diadem

Meaning
A crown or headband worn as a symbol of royalty or authority.
Example
The queen wore a glittering diadem at the coronation.
B2 noun /ˌdaɪəˈbiːtiːz/

diabetes

Meaning
a medical condition in which the body cannot properly control the level of sugar in the blood
Example
He was diagnosed with type 2 diabetes last year.
C1 noun dɪˈsʌɪsɪvnɪs

decisiveness

Meaning
The ability to make decisions quickly and effectively.
Example
His decisiveness during the crisis saved the company.
B2 adjective /dɪˈtætʃt/

detached

Meaning
separate or disconnected; showing a lack of emotional involvement
Example
He lived in a detached house away from the city.
C1 noun /ˈdel.ɪ.kə.si/

Delicacy

Meaning
fineness of texture or structure; a choice or expensive food; sensitivity in handling
Example
The chef prepared a local delicacy that was famous throughout the region.
C2 noun /dɪˈdʒɛnərəsi/

degeneracy

Meaning
The state of decline or deterioration, often in moral, cultural, or physical qualities.
Example
The novel portrays the moral degeneracy of a corrupt society.
C1 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
C1 verb /ˌdɪsɪmˈbɑːrk/

disembark

Meaning
To leave a ship, aircraft, or other vehicle.
Example
The passengers disembarked from the plane after landing.
A2 noun /ˈdaɪnɪŋ/

dining

Meaning
the act of eating a meal, especially in a formal setting
Example
We enjoyed fine dining at the new restaurant.
B1 noun /ˈdɪstrɪkt/

district

Meaning
a specific area of a country, city, or town, often with official boundaries
Example
She lives in the northern district of the city.
C2 noun /ˌdaɪ.jʊˈret.ɪk/

diuretic

Meaning
A substance that promotes the production of urine.
Example
Coffee has a mild diuretic effect.
B2 verb /ˌdɪfəˈrɛnʃieɪt/

differentiate

Meaning
To recognize or make a distinction between things.
Example
It is important to differentiate between fact and opinion.
C1 noun /djuːˈɛt/

duet

Meaning
a musical performance by two singers or instrumentalists
Example
They sang a beautiful duet together on stage.
B1 verb /ˌdɪsəˈpɔɪnt/

disappoint

Meaning
to fail to fulfill the hopes or expectations of someone; to make someone feel sad or displeased
Example
I hope I won't disappoint you with my performance.
A2 adverb /dəˈrɛktli/ or /daɪˈrɛktli/

directly

Meaning
in a straight line or manner; without anything in between
Example
She spoke directly to the manager about her concerns.