expertise
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B2 noun /ˌɛkspɜːˈtiːz/

expertise

Meaning
Expert knowledge or skill in a particular area.
Example
His expertise in graphic design is widely recognized.
B2 noun /iˈkɒl.ə.dʒi/

ecology

Meaning
the study of how living things interact with each other and their environment
Example
Ecology helps us understand how pollution affects animals and plants.
B2 adjective /ɪkˈsprɛsɪv/

expressive

Meaning
Effectively conveying thought or feeling.
Example
Her eyes were so expressive that no words were needed.
B2 noun /ɪˈrʌp.ʃən/

Eruption

Meaning
a sudden violent occurrence or outburst; volcanic explosion
Example
The volcanic eruption forced thousands of people to evacuate the area.
B2 noun /ˈaɪ.bɔːl/

Eyeball

Meaning
the round part of the eye within the eyelids and socket
Example
The doctor examined his eyeball carefully.
B2 verb /ɪnˈtaɪtəl/

entitle

Meaning
to give someone the right to have or do something
Example
Employees are entitled to receive paid holidays.
B2 noun /ɪˈstæblɪʃmənt/

establishment

Meaning
An organization, business, or system; the act of setting something up.
Example
The restaurant is a new establishment in town.
B2 noun /ˈet.ɪ.kət/

Etiquette

Meaning
the customary code of polite behavior in society or among members of a particular profession
Example
Proper etiquette requires standing when a lady enters the room.
B2 noun /ˌɛksɪˈkjuːʃən/

execution

Meaning
the act of carrying out a plan, order, or legal sentence
Example
The success of a project depends on its proper execution.
B2 adverb /ɪkˈstɜrnəli/

externally

Meaning
in a way that relates to the outer surface or outside appearance
Example
The building appeared externally modern, but inside it was quite old-fashioned.
B2 adjective ɪkˈsep.ʃən.əl

exceptional

Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
B2 adjective /ˌɛm.pəˈθɛ.tɪk/

empathetic

Meaning
Showing ability to understand and share feelings of others.
Example
She was empathetic towards her friend's struggles.
B2 verb /ɪkˈskluːd/

exclude

Meaning
To deliberately leave out or prevent someone or something from being included.
Example
The list excludes temporary workers.
B2 noun ˈekwɪti

equity

Meaning
The value of the shares issued by a company.
Example
Owning equity in a company can yield significant returns.
B2 noun /ɪnˌvaɪrənˈmɛntəl ˈmuːvmənt/

environmental movement

Meaning
A social or political movement aimed at protecting the environment and promoting sustainable practices through advocacy, education, and policy changes.
Example
The environmental movement focuses on reducing pollution and protecting ecosystems.
B2 noun ˈiː.kəʊˌsɪs.təm

ecosystem

Meaning
A biological community of interacting organisms and their physical environment.
Example
A balanced ecosystem is crucial for environmental sustainability.
B2 adverb /ɪˈsɛnʃəli/

essentially

Meaning
Used to emphasize the basic or fundamental nature of something.
Example
The two plans are essentially the same.
B2 adjective /ɪkˈstræv.ə.ɡənt/

Extravagant

Meaning
spending much more than is necessary; wasteful; lacking restraint in spending
Example
His extravagant lifestyle included expensive cars and luxury vacations.
B2 noun ɪˈroʊʒən

erosion

Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.
B2 adjective /ɪˈkwɪv.ə.lənt/

Equivalent

Meaning
equal in value, amount, function, or meaning; having the same effect or result
Example
This amount is equivalent to ten dollars.
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 noun ɪˈmɪʃ.ənz

emissions

Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
B2 noun ˈɛmpəθi

empathy

Meaning
The ability to understand and share the feelings of another person.
Example
Empathy helps students connect with society.
B2 verb, adjective /ɪˈlæbəreɪt/ (verb), /ɪˈlæbərət/ (adjective)

elaborate

Meaning
verb: to explain something in detail; adjective: detailed and complicated in design
Example
She asked him to elaborate on his proposal.
B2 adjective ˈɛvɪdənt

evident

Meaning
Clearly seen or understood; obvious.
Example
The result was evident.
B2 noun /ˌɛkskləˈmeɪʃən/

exclamation

Meaning
A sudden cry or remark expressing strong emotion or surprise.
Example
She let out an exclamation of joy when she heard the news.
B2 noun ɪˌlɪm.ɪˈneɪ.ʃən

elimination

Meaning
The complete removal or destruction of something.
Example
The elimination of emissions is a priority.
B2 noun /ɪnˌsaɪkləˈpiːdiə/

encyclopedia

Meaning
a book or set of books containing information on many subjects, usually arranged alphabetically
Example
She used an encyclopedia to complete her school project.
B2 noun /ˌɒn.trə.prəˈnɜːr/

Entrepreneur

Meaning
a person who organizes and operates a business or businesses
Example
The young entrepreneur started her own tech company at age 22.
B2 verb /ɪkˈstrækt/

extract

Meaning
to remove or take out something, often with effort
Example
The dentist had to extract the damaged tooth.
B2 adjective /ɪkˈsten.sɪv/

Extensive

Meaning
covering or affecting a large area; comprehensive; wide-ranging
Example
The company conducted extensive research before launching the new product.
B2 noun /ɪnˈdɔːrs.mənt/

endorsement

Meaning
A public or official statement of support or approval.
Example
The celebrity's endorsement increased the product's sales.
B2 verb /ɪkˈspɛl/

expel

Meaning
to officially force someone to leave a place or organization
Example
The student was expelled from school for misconduct.
B2 noun /ɪˈfɛktɪvnəs/

effectiveness

Meaning
the degree to which something is successful in producing a desired result.
Example
The effectiveness of the new policy is still being evaluated.
B2 noun /ˈek.oʊ/

Echo

Meaning
a sound that is reflected back; a repetition or imitation
Example
His voice created a clear echo in the empty cathedral.
B2 verb /ɪnˈhæns/

enhance

Meaning
to improve the quality, value, or extent of something
Example
The new features will enhance the user experience.
B2 verb /ɪnˈkwaɪər/

enquire

Meaning
to ask for information about something
Example
He enquired about the train schedule.
B2 verb /ɪkˈskleɪm/

exclaim

Meaning
to cry out suddenly in surprise, strong emotion, or excitement
Example
She exclaimed with joy when she saw the gift.
B2 verb /ɪnˈroʊl/

enrol

Meaning
To officially register or sign up for a course, program, or membership
Example
She decided to enrol in a language course to improve her skills.
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.
B2 adverb /ˌiːkəˈnɒmɪkli/

economically

Meaning
in a way that relates to economics or is efficient and not wasteful.
Example
The company is trying to operate more economically this year.
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.
B2 noun /ɪnˈθuziæst/

enthusiast

Meaning
a person who is very interested in a particular activity or subject
Example
He is a football enthusiast and watches every match.
B2 adjective /ɪˈlɛktərəl/

electoral

Meaning
related to elections or voting
Example
The electoral process in the country has been reformed in recent years.
B2 verb /ɪnˈroʊl/

enroll

Meaning
to officially join or register in a school, course, or organization
Example
He decided to enroll in a computer programming course.
B2 adjective ɪkˈstɪŋkt

extinct

Meaning
No longer in existence; having died out completely.
Example
Some species are becoming extinct due to overfishing.
B2 noun /ɪkˈskɜː.ʃən/

Excursion

Meaning
a short journey or trip, especially one engaged in as a leisure activity
Example
The school organized an excursion to the science museum for all students.
B2 verb ɪˈmɜːdʒɪz

emerges

Meaning
To come forth, appear, or arise from something
Example
A major health crisis emerges from pollution.
B2 adjective /ɪnˈvaɪrənmənt ˈfrɛndli/

environment-friendly

Meaning
Designed or produced in a way that causes minimal harm to the environment, often using sustainable materials and processes that reduce ecological impact.
Example
Environment-friendly products are designed to reduce ecological damage.
B2 verb /ɪˈvækjueɪt/

evacuate

Meaning
To remove people from a dangerous place to safety.
Example
The residents were ordered to evacuate the building after the fire alarm.
B2 verb /ɪˈvɑːlv/

evolve

Meaning
to develop gradually, especially into a more complex or advanced state
Example
Over time, the company evolved into a global brand.
B2 adverb /ɪˈfɪʃəntli/

efficiently

Meaning
in a way that achieves maximum productivity with minimum wasted effort or expense
Example
She managed to complete the task efficiently within the deadline.
B2 verb ˈel.ɪ.veɪt

elevate

Meaning
To lift to a higher position; to raise to a more important or impressive level.
Example
Good leadership can elevate team performance.
B2 adjective /ˈɛθnɪk/

ethnic

Meaning
relating to a population subgroup with a common national or cultural tradition
Example
The festival celebrated the city's diverse ethnic communities.
B2 adjective ˌiːvəˈluːʃənəri

evolutionary

Meaning
Relating to or denoting the gradual development of something, especially from a simple to a more complex form.
Example
The evolutionary changes in species are fascinating.
B2 verb /ɪˈveɪd/

evade

Meaning
To escape or avoid something, especially by cleverness or trickery.
Example
He tried to evade the question by changing the subject.
B2 noun ˌel.ɪ.dʒəˈbɪl.ə.ti

eligibility

Meaning
The state of having the right to do or obtain something through satisfaction of the appropriate conditions.
Example
Eligibility criteria maintain fairness.
B2 adjective /ɪnˈtaɪtəld/

entitled

Meaning
having the right to do or have something; feeling deserving of special treatment
Example
Employees are entitled to paid leave.
B2 noun ˌiːkəˈlɒdʒɪkəl ˈbæləns

ecological balance

Meaning
A state of dynamic equilibrium within a community of organisms.
Example
Maintaining ecological balance is essential for a sustainable planet.
B2 verb /ˈɛmɪˌɡreɪt/

emigrate

Meaning
To leave one's own country in order to settle permanently in another.
Example
Many people emigrated from Europe to America in the 19th century.
B2 noun /ˈɛdʒuˌkeɪtər/

educator

Meaning
a person who provides education; a teacher or instructor
Example
She is a dedicated educator who inspires her students every day.
B2 adjective /ɪkˈstɜːr.nəl/

External

Meaning
coming from or relating to the outside; not belonging to or originating from within
Example
The company hired external consultants to review their business strategy.
B2 verb /ɪˈmɪt/

emit

Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
B2 adjective /ɪkˈskluːsɪv/

exclusive

Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
B2 noun /ˌek.spɪˈdɪʃ.ən/

Expedition

Meaning
a journey undertaken by a group of people with a particular purpose; organized trip for exploration
Example
The mountain climbing expedition required months of careful planning and preparation.
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.
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.
B2 verb ɪˈrɛktɪŋ

erecting

Meaning
To build; construct; set up in a vertical position.
Example
The workers were erecting a new building downtown.
B2 noun /ˈɪə.rə/

Era

Meaning
a long and distinct period of history with a particular feature or characteristic
Example
The Renaissance was an era of great artistic and cultural achievement.
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.
B2 noun /ˈɜːnɪŋz/

earnings

Meaning
money obtained in return for labor or services
Example
Her monthly earnings are enough to support her family.
B2 adjective /ˈiːtəbl̩/

eatable

Meaning
suitable or safe for eating
Example
The berries are not only eatable but also quite tasty.
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.
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 verb /ɪkˈsiːd/

exceed

Meaning
to go beyond a limit or expectation
Example
The athlete exceeded everyone's expectations by winning the gold medal.
B2 noun /ɪˈlɛktrɪk drɪl/

Electric drill

Meaning
A power tool used for drilling holes in various materials
Example
He used an electric drill to make holes in the wall for hanging pictures.
B2 verb /ɪnˈlɑːrdʒ/

enlarge

Meaning
to make something bigger or increase in size
Example
They decided to enlarge their house.
B2 adverb /ɪˈməʊʃənəli/

emotionally

Meaning
in a way that relates to a person's feelings or emotions
Example
She became emotionally attached to her pet.
B2 verb /ɪnˈɡeɪdʒɪŋ/

engaging

Meaning
Participating or becoming involved in; occupying or attracting someone's interest or attention.
Example
Engaging youth in education is essential.
B2 noun ɪˈmɪʃ.ən

emission

Meaning
The release or discharge of gases, particles, or other substances into the environment.
Example
Car manufacturers are reducing carbon emissions.
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.
B2 adjective ˈeθ.ɪ.kəl

ethical

Meaning
Relating to moral principles or the branch of knowledge dealing with these.
Example
Ethical considerations guide decisions.
B2 verb /ɪmˈpaʊər/

empower

Meaning
To give someone the power or authority to do something; to make someone stronger or more confident.
Example
Education can empower people to improve their lives.
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 verb ɪnˈhɑːnst

enhanced

Meaning
Intensify, increase, or further improve the quality, value, or extent of something.
Example
Enhanced strategies improve outcomes.
B2 noun /ˌɛvəˈluːʃən/

evolution

Meaning
the gradual development of something, especially from a simple to a more complex form
Example
The theory of evolution explains how species change over time.
B2 adjective ˌiːkəˈlɒdʒɪkəl

ecological

Meaning
Relating to ecology or the environment.
Example
Deforestation threatens the ecological balance of the planet.
B2 noun /ɪnˈfɔːrsmənt/

enforcement

Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
B2 verb /ɪˈnækt/

enact

Meaning
to make into law; to perform or act out
Example
The government decided to enact a new policy on education.
B2 adjective /ɪˈtɜː.nəl/

Eternal

Meaning
lasting or existing forever; without end or beginning; everlasting
Example
Their love seemed eternal and unbreakable.
B2 adjective /ɪɡˈzɔː.stɪd/

exhausted

Meaning
Extremely tired; having no energy left.
Example
Feeling exhausted after waking up is common.
B2 verb /ɪˈrʌpt/

erupt

Meaning
to burst forth suddenly and violently
Example
The volcano erupted after centuries of dormancy.
B2 adjective /ɪkˈsɛntrɪk/

eccentric

Meaning
unconventional and slightly strange in behavior or appearance
Example
The artist was known for his eccentric style.
B2 verb /ɪɡˈzɔːst/

exhaust

Meaning
to tire out completely; to use up resources
Example
The long journey exhausted the children.
B2 verb /ɪnˈlaɪtən/

enlighten

Meaning
to give someone greater knowledge or understanding about a subject or situation
Example
The teacher tried to enlighten the students about ancient history.
B2 noun /ˈaɪ.saɪt/

Eyesight

Meaning
the ability to see; vision
Example
Regular eye checkups are important for maintaining good eyesight.
B2 verb /ɪnˈfɔːrs/

enforce

Meaning
to make sure that a rule, law, or policy is obeyed
Example
The police are responsible for enforcing the law.
B2 noun ˌeksplɔɪˈteɪʃən

exploitation

Meaning
The action of making use of and benefiting from resources, often in an unfair or selfish way.
Example
Exploitation of marine resources has led to significant damage.
B2 verb /ɪnˈdjʊər/

endure

Meaning
to suffer something difficult or unpleasant patiently
Example
He had to endure years of hardship before achieving success.
B2 adjective /ɪˈmɜːrdʒɪŋ/

emerging

Meaning
becoming known, developing, or starting to exist
Example
Bangladesh is one of the fastest emerging economies in the world.
B2 noun /ˈɛθɪks/

ethics

Meaning
moral principles that govern a person's behavior or the conduct of an activity
Example
Business ethics require companies to act fairly and responsibly.
B2 noun /ˌɛdɪˈtɔːriəl/

editorial

Meaning
A newspaper article expressing the opinion of the editor or publisher.
Example
The newspaper published an editorial criticizing government policy.
B2 adverb /ˈiːɡərli/

Eagerly

Meaning
with keen interest or enthusiasm; with great desire
Example
The children eagerly waited for the holiday to begin.
B2 verb /ɪmˈbreɪs/

embrace

Meaning
to hold someone closely in your arms; to accept willingly
Example
She embraced her friend at the airport.
B2 verb /ɪˈreɪs/

erase

Meaning
to remove completely; to delete or wipe out
Example
Use an eraser to erase the pencil marks.
B2 noun ɪnˈhɑːns.mənt

enhancement

Meaning
An increase or improvement in quality, value, or extent.
Example
Enhancement of education quality is vital.
B2 noun /ˈɛθɪk/

ethic

Meaning
a set of moral principles, especially ones relating to a particular group, system, or profession
Example
He has a strong work ethic and always meets deadlines.
B2 adverb /ɪkˈsplɪsɪtli/

explicitly

Meaning
in a clear and detailed manner, leaving no room for confusion or doubt
Example
The instructions were explicitly written to avoid any confusion.
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.
B2 verb ˈɛskəleɪt

escalate

Meaning
To increase rapidly; to become more intense or serious
Example
The aging population is escalating at an alarming rate.
B2 adjective ɪˈvɒlvɪŋ

evolving

Meaning
Developing gradually, especially from a simple to a more complex form; changing and developing.
Example
Education plays a role in evolving societal norms.
B2 adjective /ˈɛv.ə.ɡriːn/

evergreen

Meaning
Remaining green and functional throughout the year; not shedding leaves seasonally.
Example
Evergreen trees like pine and fir stay green year-round.
B2 noun ɪnˌvaɪrənˈmɛntəl ˌdɛɡrəˈdeɪʃən

environmental degradation

Meaning
The deterioration of the environment through depletion of resources and destruction of ecosystems.
Example
Environmental degradation threatens biodiversity.
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.
B2 noun /ˈɛmbəsi/

embassy

Meaning
the official residence or offices of an ambassador
Example
He works at the French embassy in Dhaka.
B2 verb /ɪˈrɛkt/

erect

Meaning
to build or construct something; to set upright
Example
They erected a statue in the town square.
B2 noun /ɪˈkweɪʒən/

equation

Meaning
a mathematical statement that shows the equality of two expressions
Example
He solved the equation to find the value of x.
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.
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.
B2 verb /ɪˈmɜːrdʒ/

emerge

Meaning
to come into view or become apparent; to arise or appear from something
Example
New opportunities will emerge as the industry grows.
B2 noun /ɪˈmɜːrdʒəns/

emergence

Meaning
the process of coming into view, existence, or prominence
Example
The emergence of new technologies has transformed communication.