energy security
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 English BN Bengali HI Hindi ES Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
B2 noun /ˈen.ə.dʒi sɪˈkjʊə.rɪ.ti/

energy security

Meaning
The reliable availability of energy sources at an affordable price for a nation or region.
Example
Energy security ensures consistent supply.
C2 verb /ɪmˈbɪtər/

embitter

Meaning
To make someone resentful or angry; to cause bitterness.
Example
The unfair treatment embittered the employees.
C2 verb /ɪkˈspɒstjʊleɪt/

expostulate

Meaning
to express strong disapproval or disagreement
Example
She expostulated with her friend about the risky decision.
B1 verb /ɪˈstæblɪʃ/

establish

Meaning
To set up, create, or bring into existence something on a firm basis.
Example
The company plans to establish a new office in Dhaka.
C2 verb /ɛksˈproʊprieɪt/

expropriate

Meaning
To take property from its owner, especially by authority or for public use.
Example
The government decided to expropriate the land for a new highway.
C1 noun ɪˈveɪ.ʒən

evasion

Meaning
The practice of avoiding or escaping from something, especially responsibility or duty.
Example
His evasion of responsibilities frustrated his colleagues.
A2 abbreviation /ɛtˈsɛtərə/

etc

Meaning
Used to indicate additional, similar items in a list that are not mentioned.
Example
The shop sells fruits, vegetables, dairy, etc.
B2 verb /ɪmˈbɛd/

embed

Meaning
to fix something firmly into a surrounding mass or context
Example
The journalist was embedded with the military unit.
C2 noun /ˌɛntəˈmɒlədʒi/

entomology

Meaning
The scientific study of insects.
Example
She studied entomology to understand the behavior of bees.
A2 noun ˈen.ə.dʒi

energy

Meaning
Power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.
Example
Clean energy sources help reduce pollution.
C1 verb /ɪkˈspaʊnd/

expound

Meaning
to present and explain in detail
Example
The professor expounded the theory in simple terms.
C1 noun /ɪnˈkrəʊtʃmənt/

encroachment

Meaning
the act of gradually intruding or taking over someone’s rights, land, or space
Example
The villagers protested against the encroachment on their farmland.
B2 verb ɪˈrɛktɪŋ

erecting

Meaning
To build; construct; set up in a vertical position.
Example
The workers were erecting a new building downtown.
C2 noun /ɪˈbʊliəns/

ebullience

Meaning
the quality of being cheerful, enthusiastic, and full of energy
Example
The teacher's ebullience inspired her students.
B2 noun /ˈiː.ɡoʊ/

Ego

Meaning
a person's sense of self-esteem or self-importance
Example
His big ego prevented him from accepting criticism from others.
C2 noun /ˈɒnwiː/ or /ˈɑːnwiː/

ennui

Meaning
A feeling of boredom, listlessness, or dissatisfaction arising from lack of excitement.
Example
After weeks of doing nothing, he sank into a deep sense of ennui.
A1 adjective/adverb /ɪˈnʌf/

enough

Meaning
as much or as many as required
Example
We have enough food for everyone.
B2 adjective /ɪkˈstɪr.i.ər/

Exterior

Meaning
relating to the outside part or surface of something; outer
Example
The exterior of the building was painted in bright colors.
C1 noun ɪˈpɪf.ə.ni

epiphany

Meaning
A moment of sudden revelation or insight.
Example
He had an epiphany about his true purpose in life.
B2 verb, noun /ɪnˈdevər/

endeavour

Meaning
To try hard to achieve something; an attempt or effort
Example
She endeavoured to finish the project on time.
C1 noun /ˈɜːr.θən pɒt/

Earthen pot

Meaning
a container made of baked clay or earth, used for cooking or storing
Example
The earthen pot keeps water naturally cool in summer.
C1 adjective /ˈɜːr.θən/

Earthen

Meaning
made of earth or clay; relating to pottery or ceramic materials
Example
The kitchen had beautiful earthen pots for storage.
A2 noun ˌedʒ.ʊˈkeɪ.ʃən

education

Meaning
The process of receiving or giving systematic instruction, especially at a school or university.
Example
Quality education is key to progress.
C1 adjective /ɪˈmeɪʃieɪtɪd/

emaciated

Meaning
Abnormally thin or weak, usually due to illness or lack of food.
Example
The emaciated dog was rescued from the abandoned house.
B2 noun /ɪɡˌzædʒ.əˈreɪ.ʃən/

Exaggeration

Meaning
a statement that represents something as better or worse than it really is
Example
His story about the fish he caught was clearly an exaggeration.
B2 adjective /ɪɡˈzɔː.stɪd/

exhausted

Meaning
Extremely tired; having no energy left.
Example
Feeling exhausted after waking up is common.
C2 adjective /ˈeksɪkrəbl/

execrable

Meaning
Extremely bad or unpleasant.
Example
The movie was so execrable that many people left the theater early.
C1 noun /ɪˈnæməl/

enamel

Meaning
a hard, glossy substance used as a protective or decorative coating; the hard outer layer of teeth
Example
The dentist explained that enamel protects the teeth from decay.
B2 verb /ɪmˈbɒdi/

embody

Meaning
To give tangible or visible form to an idea, quality, or feeling.
Example
She embodies the spirit of generosity.
B2 noun /ˈɜːθ.wɜːm/

Earth-worm

Meaning
a segmented worm that lives in soil and helps decompose organic matter
Example
The gardener was happy to find many earthworms in the soil.
C2 noun /ˈɛksplɪkeɪtər/

explicator

Meaning
a person who explains or interprets something in detail
Example
The critic served as an explicator of the poet’s complex works.
C2 adjective /ɪˈfʌldʒənt/

effulgent

Meaning
Shining brilliantly; radiant.
Example
Her effulgent smile brightened everyone's mood.
C2 noun/adjective /ɪˈmɒliənt/

emollient

Meaning
a substance that softens or soothes the skin
Example
She used an emollient cream to treat her dry skin.
C1 adjective /ˌiːɡəˈtɪstɪkəl/

egotistical

Meaning
Excessively self-absorbed or conceited.
Example
Her egotistical behavior made it difficult for her to maintain friendships.
B1 verb /ɪkˈstend/

extend

Meaning
to make longer or larger; to stretch out; to offer or give
Example
The company decided to extend the deadline for the project.
B1 verb ɪkˈspændɪd

expanded

Meaning
Made or become larger or more extensive.
Example
Expanded opportunities in education can transform lives.
C2 adjective /ˌen.zɪˈmæt.ɪk/

enzymatic

Meaning
Relating to or involving enzymes, which are proteins that catalyze biochemical reactions in living organisms.
Example
Enzymatic reactions regulate metabolism in the human body.
B2 noun ɪˈmɪʃ.ənz

emissions

Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
C1 noun /ˈef.ɪ.dʒi/

Effigy

Meaning
a sculpture or model of a person, especially one made as a protest
Example
The protesters burned an effigy of the corrupt politician in the square.
C2 adjective /ˈɛrzæts/

ersatz

Meaning
made or used as a substitute, typically an inferior one
Example
The cheap shoes were made of ersatz leather.
B1 adjective /ɪnˌθjuːziˈæstɪk/

enthusiastic

Meaning
Having or showing intense and eager enjoyment, interest, or approval.
Example
The explorers were enthusiastic about the journey.
B1 noun /ˈɛdɪtər/

editor

Meaning
a person responsible for the final content of a newspaper, magazine, or book
Example
The editor approved the article before publication.
C1 noun /ˈɜːrθənˌwɛr/

earthenware

Meaning
pottery made of clay and hardened by heat
Example
The shop displayed beautiful earthenware pots and bowls.
C1 adjective /ɪnˈθrɔː.lɪŋ/

enthralling

Meaning
Captivating and holding one's attention completely; fascinating.
Example
The movie was enthralling, keeping the audience engaged till the end.
A2 adjective ˈiːkwəl

equal

Meaning
Being the same in quantity, size, degree, or value; having the same status or treatment.
Example
Bose was regarded as Galileo's equal.
C1 verb /ɪnˈʃraɪn/

enshrine

Meaning
to preserve or cherish something as sacred or important
Example
The constitution enshrines the right to freedom of speech.
C1 noun /ɪkˈspæns/

expanse

Meaning
a wide, open area of land, sea, or sky
Example
The desert is a vast expanse of sand and rock.
B1 adjective /ɪnˌvaɪrənˈmɛntl/

environmental

Meaning
relating to the natural world and the impact of human activity on its condition
Example
The company adopted new policies to reduce environmental damage.
C1 noun /ɪɡˈzɛkjətər/

executor

Meaning
A person appointed to carry out the terms of someone's will after their death.
Example
The executor managed the estate according to the deceased’s wishes.
A2 noun /ɛmˈplɔɪ.iː/

employee

Meaning
A person who works for an organization or company in return for payment.
Example
The company values each employee's contribution to its success.
C2 verb /ɪˈfeɪs/

efface

Meaning
To erase or wipe out something; to make oneself inconspicuous.
Example
Time had effaced the letters on the old gravestone.
C1 verb /ɪnˈtʃænt/

enchant

Meaning
to delight or charm greatly; to cast a spell over
Example
The storyteller enchanted the children with his tales.
C1 adverb ɪkˌsperɪˈmentəli

experimentally

Meaning
In a way that is based on or derived from experiment and observation rather than theory.
Example
Bose demonstrated findings experimentally.
A2 noun /ɪkˈskjuːs/

Excuse

Meaning
a reason or explanation put forward to defend or justify a fault or offense
Example
Being tired is not a valid excuse for not completing your homework.
B2 noun /ˈɛmɪɡrənt/

emigrant

Meaning
A person who leaves their own country to settle permanently in another.
Example
The emigrant started a new life in Canada.
B1 verb /ɪkˈsplɔːr/

explore

Meaning
to travel through or study something in order to learn more about it
Example
They decided to explore the forest together.
B2 noun /ɪkˈsploʊʒən/

explosion

Meaning
a violent burst or release of energy, often causing damage and noise
Example
The explosion shook the entire neighborhood.
B2 noun ɪˈroʊʒən

erosion

Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.
C1 verb /ɪˈlɛktrɪfaɪ/

electrify

Meaning
to charge with electricity; to excite or thrill intensely
Example
The speaker's speech electrified the audience.
A1 adjective /ˈiː.vən/

Even

Meaning
flat and smooth; equal or uniform; level
Example
The surface was completely even and smooth.
B1 verb /ɪˈneɪbəl/

enable

Meaning
to make something possible; to give power or ability
Example
This software enables users to edit videos easily.
C1 verb /ɪˈkɒnəmaɪz/

economize

Meaning
To reduce spending or use resources carefully.
Example
Families are trying to economize by cutting unnecessary expenses.
B2 verb /ɪɡˈzædʒəˌreɪt/

exaggerate

Meaning
to describe something as better, worse, or more important than it really is
Example
He tends to exaggerate his achievements.
C2 noun /ɪˈklɛktɪˌsɪzəm/

eclecticism

Meaning
A method or practice of deriving ideas, style, or taste from a broad and diverse range of sources.
Example
The architect’s work shows eclecticism by blending modern and traditional elements.
C1 noun /ˈiːkwɪnɒks/

equinox

Meaning
The time or date when day and night are of equal length, occurring twice a year.
Example
The spring equinox marks the beginning of longer days.
B1 adjective /ˈiː.ɡər/

Eager

Meaning
showing keen interest; enthusiastic; having or showing desire and excitement
Example
She was eager to start her new job.
C2 verb /ˈɛkspieɪt/

expiate

Meaning
to make amends for guilt or wrongdoing
Example
He tried to expiate his crime by helping the poor.
C1 adjective /ɪkˈskjuːzəbl/

excusable

Meaning
Able to be forgiven or justified.
Example
Her mistake was excusable given the circumstances.
C2 verb /ɪnˈkæmp/

encamp

Meaning
to set up or establish a camp
Example
The soldiers encamped near the river for the night.
C2 noun /ɪˌkwɪvəˈkeɪʃən/

equivocation

Meaning
The use of ambiguous language to conceal the truth or to avoid committing oneself.
Example
The politician’s equivocation frustrated voters who wanted a clear answer.
C2 adjective /ɪˈlɪʒən/

elysian

Meaning
Relating to or characteristic of paradise; delightful and heavenly.
Example
They spent an elysian week on the quiet island.
B1 noun /ɪˈlɛktrɪk ˈkɛtəl/

Electric Kettle

Meaning
An electrical appliance that heats water quickly using electricity
Example
The electric kettle automatically turns off when the water starts boiling.
C2 adjective /ɪkˈsɛpʃənəbl/

exceptionable

Meaning
Open to objection; causing disapproval.
Example
His rude remarks were considered exceptionable by everyone present.
A2 verb /ɪkˈsaɪt/

excite

Meaning
to cause strong feelings of enthusiasm or eagerness
Example
The idea of traveling abroad excites her.
C2 noun /ˈɛpənɪm/

eponym

Meaning
A person after whom a discovery, invention, place, or other thing is named.
Example
Sandwich is an eponym named after the Earl of Sandwich.
A2 verb /ɪnˈkɜːrɪdʒ/

encourage

Meaning
to give support, confidence, or hope; to motivate
Example
Teachers should encourage students to ask questions.
B1 noun /ɪɡˌzæm.ɪˈneɪ.ʃən/

examination

Meaning
a formal test of knowledge or ability
Example
She is preparing for her final examination.
C2 adjective /ˌɛl.ɪˈmɑː.səˌnɛr.i/

eleemosynary

Meaning
Relating to charity; dependent on or supported by charity.
Example
The hospital was founded as an eleemosynary institution.
C2 noun /ɪkˌspɒstjʊˈleɪʃən/

expostulation

Meaning
the act of expressing protest or disagreement
Example
His expostulation against the unfair rules was ignored.
C2 noun /ˌɛpɪˈdɜːrmɪs/

epidermis

Meaning
the outer layer of cells covering the body of an organism, especially the skin
Example
The epidermis protects the body from harmful bacteria.
C2 verb /ɪˈdjuːs/

educe

Meaning
To draw out or bring forth something latent or hidden.
Example
The teacher tried to educe a response from the shy student.
C1 noun /ˈiːɡətɪst/

egotist

Meaning
A person who is excessively self-centered or talks too much about themselves.
Example
The egotist dominated the conversation by talking only about his own achievements.
C1 verb /ɪˈdʒektɪd/

ejected

Meaning
to force someone or something to leave a place; to push or throw something out forcefully
Example
The pilot was ejected from the aircraft during the emergency.
B2 verb /ɪnˈkaʊntər/

encounter

Meaning
to unexpectedly meet someone or experience something, especially something difficult or new
Example
During the hike, we encountered a wild bear.
C1 adjective /ɪˈkwɛstriən/

equestrian

Meaning
Relating to horse riding or horseback riders.
Example
She won several equestrian competitions.
C1 verb /ɪnˈlaɪvən/

enliven

Meaning
to make something more lively, interesting, or cheerful
Example
Her jokes helped enliven the dull meeting.
A2 noun /ɪksˈtʃeɪndʒ/

Exchange

Meaning
an act of giving one thing and receiving another in return
Example
The exchange of gifts is a common tradition during the holidays.
B1 noun /ɪnˈθjuː.zi.æz.əm/

Enthusiasm

Meaning
intense and eager enjoyment, interest, or approval
Example
Her enthusiasm for the project inspired the entire team.
C1 noun/verb /ɪˈstiːm/

esteem

Meaning
Respect and admiration, typically for a person.
Example
She is held in high esteem by her colleagues.
C1 noun /ˈɛksədəs/

exodus

Meaning
A mass departure of people from a place.
Example
There was a sudden exodus of workers after the strike began.
B1 noun ɪɡˈzek.jə.tɪv

executive

Meaning
The branch of government responsible for implementing and enforcing laws.
Example
The executive body enforces policies.
B2 noun /ˈen.tə.praɪz/

Enterprise

Meaning
a project or undertaking, especially a bold or complex one
Example
The space exploration enterprise required years of planning and preparation.
A2 noun /ˌen.təˈteɪn.mənt/

Entertainment

Meaning
the action of providing or being provided with amusement or enjoyment
Example
The concert provided excellent entertainment for the entire family.
C2 adjective /ˈɛstɪməbl/

estimable

Meaning
Worthy of great respect.
Example
Her estimable achievements inspired the whole community.
B2 noun /ɪnˈdjʊə.rəns/

endurance

Meaning
The fact or power of enduring an unpleasant or difficult process or situation without giving way.
Example
Running a marathon requires exceptional endurance.
B1 noun /ˌiːkəˈnɒmɪks/ or /ˌɛkəˈnɒmɪks/

economics

Meaning
The study of production, consumption, and transfer of wealth.
Example
He is studying economics at university.
C1 verb /ɪnˈsjuː/

ensue

Meaning
to happen as a result or consequence
Example
After the argument, silence ensued.
B2 adjective /ɪkˈsprɛsɪv/

expressive

Meaning
Effectively conveying thought or feeling.
Example
Her eyes were so expressive that no words were needed.
B1 adjective /ˈiːvəl/

evil

Meaning
Profoundly immoral and wicked.
Example
They believed the villain was the embodiment of evil.
C1 verb /ɪnˈkrəʊtʃ/

encroach

Meaning
to gradually take over or intrude on someone’s rights, territory, or space
Example
The buildings began to encroach on the protected forest land.
B2 noun /ɪˈliːt/ or /eɪˈliːt/

elite

Meaning
A select group that is superior in terms of ability or qualities.
Example
Only the elite were invited to the exclusive event.
C2 adjective /ɪkˌstɛmpəˈreɪniəs/

extemporaneous

Meaning
Spoken or done without preparation.
Example
He gave an extemporaneous speech at the meeting.
B2 noun /ˈep.ɪk/

Epic

Meaning
a long poem telling of heroic deeds; something heroic or grand in scale
Example
The Iliad is one of the most famous epics in world literature.
C2 adjective /ɪkˈskɜːsɪv/

excursive

Meaning
Tending to digress or wander; moving away from the main subject.
Example
His excursive lecture left the students confused about the main topic.
B2 verb /ɪnˈdjʊər/

endure

Meaning
to suffer something difficult or unpleasant patiently
Example
He had to endure years of hardship before achieving success.
C1 verb /ɪkˈstræpəleɪtɪŋ/

extrapolating

Meaning
Extend the application of (a method or conclusion) to an unknown situation by assuming that existing trends will continue.
Example
Extrapolating from the current data, we can estimate the trends for next year.
C1 adjective /ɪkˈsplɔɪtətɪv/

exploitative

Meaning
making use of a situation or people unfairly and unethically for one's own advantage
Example
The workers protested against the exploitative practices of the factory.
C2 verb /ɛkˈskɔːrieɪt/

excoriate

Meaning
To strongly criticize someone; to denounce severely.
Example
The critic excoriated the film for its poor script.
C1 noun ɪɡˌzæs.pəˈreɪ.ʃən

exasperation

Meaning
Extreme irritation or frustration.
Example
He sighed in exasperation after hearing the same excuse again.
B2 noun /ɪkˈses/

Excess

Meaning
an amount of something that is more than necessary, permitted, or desirable
Example
The excess food from the party was donated to the local shelter.
C1 noun /ɪkˈskriːʃən/

excretion

Meaning
the process of eliminating waste matter from the body
Example
Excretion is vital for maintaining a healthy body.
C1 noun /juːˈfɔː.ri.ə/

euphoria

Meaning
A feeling or state of intense excitement and happiness; elation.
Example
Winning the championship brought a sense of euphoria.
B2 noun /iˈkɒlədʒɪst/

ecologist

Meaning
A scientist who studies the relationships between living organisms and their environment.
Example
The ecologist studied the effects of pollution on the forest ecosystem.
B2 adjective /ˌiːkəˈnɒmɪkl/

economical

Meaning
Careful in the use of resources; providing good value or efficiency.
Example
Driving a hybrid car is economical in the long run.
C2 verb /ˈɛkskʌlpeɪt/

exculpate

Meaning
to show or declare that someone is not guilty of wrongdoing
Example
The lawyer worked hard to exculpate his client.
B2 adjective /ɪˈven.tʃu.əl/

Eventual

Meaning
happening or existing at the end of a process; final; ultimate
Example
The eventual outcome was better than expected.
A1 adjective/adverb /ˈɜːrli/

early

Meaning
before the usual or expected time
Example
She arrived early to the meeting.
A2 adverb /ˈiːkwəli/

equally

Meaning
in an equal or fair way; to the same degree
Example
The prize money was equally divided among the winners.
C2 verb /ɪnˈsnɛər/

ensnare

Meaning
to catch or trap, often by trickery or deceit
Example
The hunter ensnared the rabbit with a net.
A2 noun ɪnˈvaɪ.rən.mənt

environment

Meaning
The surroundings or conditions in which a person, animal, or plant lives or operates.
Example
Protecting the environment is crucial for future generations.
A1 noun/adjective /ˈɪŋɡlɪʃ/

english

Meaning
The language of England, widely spoken around the world; relating to England or its people.
Example
She is learning English to study abroad.