diabolic
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C2 adjective /ˌdaɪəˈbɒlɪk/

diabolic

Meaning
Extremely evil or cruel; characteristic of the devil.
Example
The villain devised a diabolic scheme.
C1 adjective /ˌdaɪəˈbɒlɪkəl/

diabolical

Meaning
Wicked, cruel, or outrageously bad; resembling the devil.
Example
The dictator’s diabolical rule brought misery to the nation.
B1 verb /dɪˈpɑːrt/

depart

Meaning
to leave, especially to start a journey
Example
The train will depart at 9 a.m.
C1 adjective /dɪsˈkɔːrdənt/

discordant

Meaning
disagreeing or clashing; harsh and jarring in sound
Example
The discordant notes of the band hurt our ears.
B2 noun /den/

Den

Meaning
a wild animal's lair or home; a small, comfortable room; a place for illegal activities
Example
The fox disappeared into its den when it sensed danger approaching.
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.
C1 adjective /ˈdesələt/

Desolate

Meaning
deserted; lonely; barren
Example
The abandoned village looked desolate and empty.
C2 noun /dɪˈklɪvɪti/

declivity

Meaning
a downward slope of ground
Example
They carefully climbed down the declivity of the hill.
B2 noun /ˈdɛpjʊti/

deputy

Meaning
A person appointed as a substitute with power to act.
Example
The deputy will lead the meeting in the manager’s absence.
B1 noun /ˈdez.ət/

Desert

Meaning
a barren area of landscape with little precipitation; an arid region with sparse vegetation
Example
The Sahara Desert is one of the largest hot deserts in the world.
B1 noun /dɪˈlaɪt/

Delight

Meaning
a feeling of happiness or pleasure; something that gives great pleasure
Example
The children's laughter filled her heart with pure delight.
C2 noun /ˈdaɪˌsɪləbəl/

disyllable

Meaning
a word consisting of two syllables
Example
The word 'happy' is a disyllable.
C1 noun /ˈdɛmənˌstreɪtər/

demonstrator

Meaning
a person who shows how something works or takes part in a public protest
Example
The demonstrators marched peacefully through the city streets.
B2 adjective /ˈdɛntəl/

dental

Meaning
relating to teeth or dentistry
Example
She goes for a dental checkup every six months.
C2 verb /dɪˈkænt/

decant

Meaning
To pour liquid gently from one container into another, especially without disturbing the sediment.
Example
She carefully decanted the wine into a clean glass.
A2 noun /dɪˈzæs.tər/

Disaster

Meaning
a sudden event causing great damage or loss of life; a complete failure
Example
The earthquake was a natural disaster that affected thousands of families.
C2 noun /ˈdɒɡərəl/

doggerel

Meaning
Comic or irregular verse, often poorly constructed and lacking in artistic quality.
Example
The poet’s work was dismissed as mere doggerel by the critics.
C1 verb /dɪˈvɒlv/

devolve

Meaning
To pass power, responsibility, or duties to another person or group.
Example
The responsibility will devolve on the new manager.
A2 adjective /duː/

Due

Meaning
owed as a debt; expected at a certain time; scheduled
Example
The assignment is due tomorrow.
A2 noun dɪˈvaɪs

device

Meaning
A thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment.
Example
This device improves efficiency in data processing.
A2 noun /dɪˈzaɪnər/

designer

Meaning
a person who plans and creates the form or structure of something
Example
The fashion designer presented her new collection.
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 noun /ˈdrʌmɪt/

Drumet

Meaning
a small drum used in military or marching bands
Example
The drummer played a steady beat on the drumet during the parade.
C1 noun /ˈdrʌdʒəri/

drudgery

Meaning
Hard, menial, or dull work.
Example
She wanted to escape the drudgery of her daily routine.
B1 adjective /dɪˈmændɪŋ/

demanding

Meaning
requiring much effort, skill, or attention; difficult to satisfy
Example
The job is very demanding and requires long hours of work.
B1 adjective /ˈdɛdɪˌkeɪtɪd/

dedicated

Meaning
devoted to a cause, task, or purpose
Example
She is a dedicated teacher who goes above and beyond for her students.
C1 noun dɪˈdʒɛnəˌreɪtɪv dɪˈzizɪz

degenerative diseases

Meaning
Medical conditions that involve the deterioration or progressive decline of tissues, organs, or functions
Example
Degenerative diseases are common in an aging population.
C2 noun /ˈdɒɡ roʊz/

Dog-rose

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.
A2 noun /dʌk/

Duck

Meaning
a waterbird with webbed feet and a broad flat bill
Example
The duck swam gracefully across the lake.
B1 adjective /dʌl/

Dull

Meaning
lacking interest or excitement; not bright; lacking intelligence; tedious
Example
The lecture was very dull and boring.
C1 noun /dɪˌnʌnsiˈeɪʃən/

denunciation

Meaning
the public condemnation or accusation of someone or something
Example
The journalist's article was a strong denunciation of corruption.
C2 noun /dɪˈpɑːzɪtər/

depositor

Meaning
a person who places money in a bank or financial institution
Example
The bank provides insurance to protect depositors’ funds.
B2 adjective dɪsˈrʌp.tɪv

disruptive

Meaning
Causing or tending to cause disruption.
Example
Deforestation has a disruptive effect on wildlife.
B2 verb /drɪp/

drip

Meaning
to fall or let fall in drops
Example
Water was dripping from the broken pipe.
C1 noun /ˌdiːpɔːrˈteɪʃən/

deportation

Meaning
The act of expelling a foreigner from a country.
Example
The deportation of hundreds of workers sparked international criticism.
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.
C1 verb /dʌb/

dub

Meaning
to give a name or label to something; to add a soundtrack to a film or recording
Example
The movie was dubbed into several languages for international release.
C1 noun /doʊ/

doe

Meaning
a female deer, especially an adult one
Example
The doe and her fawn were grazing in the meadow.
A2 noun /ˈdʌst.bɪn/

Dustbin

Meaning
a container for holding waste or garbage before disposal
Example
Please throw the paper into the dustbin after use.
B2 noun /ˈdes.tə.ni/

Destiny

Meaning
the events that will necessarily happen to someone in the future; fate or predetermined course
Example
She believed that meeting him was her destiny and meant to be.
C1 noun /dɪˌlɪb.əˈreɪ.ʃənz/

deliberations

Meaning
Careful consideration and discussion before making decisions.
Example
Deliberations on sustainability continued for hours.
A2 noun /ˈdɒŋ.ki/

Donkey

Meaning
a domesticated animal related to the horse, with long ears and a braying call
Example
The donkey carried heavy bags up the mountain.
B2 noun /dɪˈsper/

Despair

Meaning
the complete loss or absence of hope; a state of feeling hopeless
Example
After losing his job, he fell into despair and couldn't see any way forward.
C1 noun /ˌdɪs.əˈreɪ/

disarray

Meaning
A state of disorganization or untidiness; confusion or disorder.
Example
His desk was in complete disarray.
B2 noun /dɒk/

dock

Meaning
a structure where ships are loaded, unloaded, or repaired
Example
The ship stayed at the dock for two days.
A2 adjective /dʌtʃ/

dutch

Meaning
relating to the Netherlands, its people, or their language
Example
She enjoys Dutch paintings from the 17th century.
C1 noun /ˈdɛsɪˌbɛl/

decibel

Meaning
a unit used to measure the intensity of sound
Example
The noise level in the factory exceeded 90 decibels.
C1 verb /dɪˈsɛkt/

dissect

Meaning
to cut apart an animal, plant, or other organism to study its internal parts; to analyze something in detail
Example
In biology class, students had to dissect a frog to learn about its anatomy.
B2 verb /dɪsˈmɪs/

dismiss

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.
B1 adverb /ˈdaʊnwədz/

Downwards

Meaning
towards a lower place or position; in a downward direction
Example
The ball rolled downwards along the slope.
A2 noun /ˈdiː.teɪl/

detail

Meaning
An individual feature, fact, or item of information.
Example
She explained the plan in great detail.
C1 noun /ˈdaɪəˌlɛkt/

dialect

Meaning
A particular form of a language spoken in a specific region or by a specific group.
Example
He speaks a dialect of Bengali that is common in rural areas.
B2 noun dɪˈskrɛʃən

discretion

Meaning
The quality of behaving or speaking in such a way as to avoid causing offense or revealing private information.
Example
She handled the situation with great discretion.
B2 noun /ˈdɪpləmæt/

diplomat

Meaning
An official representing a country abroad; a person skilled in dealing with people tactfully.
Example
The diplomat negotiated a peace agreement.
C1 noun ˌdɪs.ɪnˈfek.ʃən

disinfection

Meaning
The process of destroying harmful microorganisms to prevent infection.
Example
Kitchen appliances require frequent disinfection.
B2 noun /drɪl/

drill

Meaning
a tool or exercise used for making holes or practicing skills
Example
The students took part in a fire drill at school.
B2 noun daɪˈvɜːsɪti

diversity

Meaning
The state of being diverse; variety.
Example
Biodiversity promotes ecosystem stability and resilience.
B1 adjective /ˈdiːsənt/

decent

Meaning
conforming to standards of propriety, good taste, or morality
Example
He found a decent job after months of searching.
C1 verb /ˌdɪsɪnˈtæŋɡl/

disentangle

Meaning
To free something or someone from a tangle or complication.
Example
She tried to disentangle her hair from the branches.
C2 verb /dɪsˈroʊb/

disrobe

Meaning
to remove one's clothes
Example
The monk disrobed before entering the river.
B1 adjective /dɪsˈeɪbld/

disabled

Meaning
having a physical or mental condition that limits movements, senses, or activities
Example
The park has special facilities for disabled people.
C1 adjective ˈdɪs.pər.ət

disparate

Meaning
containing elements very different from one another.
Example
Their opinions were disparate, leading to debates.
B2 noun /ˈdɛltə/

delta

Meaning
A landform at the mouth of a river where it splits into several outlets.
Example
The Nile Delta is one of the most fertile regions in Egypt.
B2 noun /diːp ˈkʌlər/

Deep colour

Meaning
a rich, intense, or dark shade of any color
Example
The artist used deep colours to create a dramatic effect.
C1 verb /ˌdɪsˈmaʊnt/

dismount

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.
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.
A2 verb /diːl/

deal

Meaning
to distribute or give out something; to handle or manage
Example
He had to deal with many problems at work.
C2 adjective /dɪˈklæməˌtɔri/

declamatory

Meaning
speaking in a loud, rhetorical, or dramatic way
Example
The politician’s declamatory style impressed some but irritated others.
B1 noun /dɪˈzɜːrts/ (noun: reward or punishment deserved)

deserts

Meaning
what someone deserves, especially punishment or reward
Example
He finally got his just deserts for cheating in the exam.
C1 adjective /ˈdɛkədənt/

decadent

Meaning
Characterized by or reflecting a state of moral or cultural decline; excessively self-indulgent.
Example
The party was filled with decadent luxury and excess.
C1 noun ˈdɛtrɪ.mənt

detriment

Meaning
Harm, damage, impairment.
Example
Smoking is a detriment to health.
C2 noun /dæmˈneɪ.ʃən/

Damnation

Meaning
condemnation to eternal punishment in hell; something that causes ruin or failure
Example
The preacher spoke about salvation and damnation in his sermon.
C1 noun /dʌsk/

Dusk

Meaning
the period of the day when daylight is fading; twilight
Example
They walked along the beach during dusk, watching the sunset.
A2 noun /ˈdjuː.ti/

Duty

Meaning
something that one is expected or required to do; moral or legal obligation
Example
It is our duty as citizens to vote in elections.
B1 noun /dɪˈfens/

Defence

Meaning
the action of defending from or resisting attack; protection or support
Example
The country strengthened its defence system against potential threats.
C2 verb /dɪˈdʒɛkt/

deject

Meaning
to make someone feel sad, depressed, or dispirited
Example
The news of his failure seemed to deject him deeply.
C2 noun /dɪsˈkwaɪɪtjuːd/

disquietude

Meaning
A state of uneasiness, anxiety, or restlessness.
Example
His constant pacing showed his inner disquietude.
C2 noun /ˈdɛvɪlri/

devilry

Meaning
Wicked or cruel behavior; mischievous actions.
Example
The children were full of devilry on Halloween night.
B1 adjective /drʌŋk/

drunk

Meaning
affected by alcohol to the point of losing control of one's faculties or behavior
Example
He was too drunk to walk straight.
B1 adjective /ˈdefɪnət/

Definite

Meaning
clearly stated or decided; not vague or uncertain; specific
Example
We need a definite answer by tomorrow.
C2 noun /doʊlt/

dolt

Meaning
A stupid or slow-witted person.
Example
Only a dolt would believe such a story.
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
B2 noun /doʊs/

dose

Meaning
a measured amount of a medicine or drug taken at one time
Example
The doctor prescribed one dose of the medicine every six hours.
C1 noun /ˌdɜːrməˈtɑːlədʒi/

dermatology

Meaning
The branch of medicine concerned with the skin and its diseases.
Example
He studied dermatology at medical school.
B2 noun/verb /dræft/

draft

Meaning
A preliminary version of a piece of writing; to prepare a preliminary version of a document.
Example
She finished the first draft of her novel.
C2 verb /ˈdʌv.teɪl/

dovetail

Meaning
to fit or combine perfectly together
Example
Her plans dovetail perfectly with our goals.
C2 adjective /ˈdæpər/

dapper

Meaning
Neat, stylish, and well-dressed in appearance.
Example
He looked very dapper in his new suit.
C2 noun /dɪˈpɔːrtmənt/

deportment

Meaning
A person's behavior or manners, especially in a formal situation.
Example
Her deportment during the ceremony impressed everyone.
C1 verb /dɪsˈkwɑːlɪfaɪ/

disqualify

Meaning
to officially prevent someone from participating or being eligible
Example
The referee decided to disqualify the player for cheating.
B1 adjective dɪˈleɪd

delayed

Meaning
Late or postponed; happening later than planned or expected.
Example
The Artemis mission was delayed due to technical challenges.
C1 adjective /ˈdaɪ.si/

dicey

Meaning
Risky or unpredictable; potentially dangerous.
Example
Investing in that company looks pretty dicey right now.
B2 noun /ˈdaɪ.vər/

Diver

Meaning
a type of water bird that dives underwater to catch fish
Example
The diver disappeared beneath the surface to catch a fish.
B1 adjective /ˌdɪs.əˈpɔɪn.tɪd/

Disappointed

Meaning
sad because something has not happened or is not as good as expected
Example
She was disappointed with her exam results.
C2 noun /ˌdɪskənˈtɪnjʊəns/

discontinuance

Meaning
the act of stopping something, especially permanently
Example
The discontinuance of the service disappointed many customers.
B2 adjective /dɪˈprɛst/

depressed

Meaning
Feeling very sad and without hope; in a state of unhappiness.
Example
She felt depressed after losing her job.
A1 noun /dɛsk/

desk

Meaning
a piece of furniture with a flat surface used for writing or working
Example
The books are on the desk.
B2 noun /dɪsˈmeɪ/

Dismay

Meaning
concern and distress caused by something unexpected; consternation or alarm
Example
To our dismay, the concert was cancelled due to severe weather conditions.
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 /dɪsˈkʌmfɪt/

discomfit

Meaning
to make someone feel uneasy, embarrassed, or confused
Example
The interviewer’s tough questions discomfited the candidate.
C1 verb /dɪsˈtrʌst/

distrust

Meaning
to have no confidence or trust in someone or something
Example
Many people distrust politicians.
B2 verb /dɪˈspætʃ/

dispatch

Meaning
to send off to a destination or for a purpose
Example
The company dispatched aid to the flood victims.
A1 noun/verb /deɪt/

date

Meaning
A particular day of the month or year; also, a social or romantic appointment.
Example
They decided to meet on the date of her birthday.
C1 verb /daɪˈvʌldʒ/

divulge

Meaning
to make known something private, secret, or previously unknown
Example
She refused to divulge the source of her information.
B2 noun /dɔːn/

Dawn

Meaning
the first appearance of light in the sky before sunrise; the beginning or start of something
Example
The fishermen set out to sea before dawn to catch the morning tide.
C1 noun /dɪˈrɪʒən/

derision

Meaning
Contemptuous ridicule or mockery.
Example
His ideas were greeted with derision by the audience.
B2 noun /dɪsˈkloʊʒər/

disclosure

Meaning
the action of making something known or public
Example
The disclosure of the company's financial status was delayed.
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.
C2 noun /ˈdɛvɪltrɪ/

deviltry

Meaning
Cruel or malicious behavior; mischief with an evil aspect.
Example
The villain’s deviltry terrified the townsfolk.
C1 noun /dɪˈspɜːrʒən/

dispersion

Meaning
The action or process of distributing things or people over a wide area.
Example
The dispersion of seeds by the wind helps plants reproduce.
B2 adjective daɪˈdʒes.tɪv

digestive

Meaning
Relating to the digestion of food.
Example
Digestive enzymes help break down food.
C2 adjective /ˌdɒktrɪˈnɛər/

doctrinaire

Meaning
stubbornly devoted to a theory or doctrine without regard to practical considerations
Example
His doctrinaire approach to politics alienated many supporters.
C1 verb /dɪsˈɡrʌntl/

disgruntle

Meaning
to make someone dissatisfied or discontented
Example
The unfair treatment disgruntled the workers.
B2 adjective /ˈduː.əl/

Dual

Meaning
having two parts or consisting of two elements; double
Example
She has dual citizenship of both countries.
B2 noun /daɪˈnæmɪks/

dynamics

Meaning
the forces or properties that stimulate growth, development, or change within a system or process
Example
The dynamics of the team changed after the new manager joined.
C1 adjective /dɪˈlæpɪˌdeɪtɪd/

dilapidated

Meaning
Fallen into disrepair or ruin due to neglect or age.
Example
The family lived in a dilapidated house at the edge of town.
B2 adjective /ˌdɪsədˈvæntɪdʒd/

disadvantaged

Meaning
Lacking the basic resources or conditions needed for a good standard of living or equal opportunities.
Example
The program provides support to disadvantaged children.
C1 verb /ˈdɪsləkeɪt/

dislocate

Meaning
To disturb the normal position of something, especially a joint in the body.
Example
He dislocated his shoulder while playing football.
C1 noun /ˈdɒktrɪn/

doctrine

Meaning
A set of beliefs or principles held and taught by a religious, political, or other group.
Example
The church follows a strict doctrine on moral values.
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.
C1 noun /ˈderˌdevəl/

daredevil

Meaning
A person who enjoys doing dangerous or risky things.
Example
The stunt was performed by a famous daredevil.
C1 verb /ˈdiːmɑːrˌkeɪt/

demarcate

Meaning
to set the boundaries or limits of something
Example
The land was demarcated with fences to avoid disputes.