erroneous
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C1 adjective ɪˈroʊ.ni.əs

erroneous

Meaning
Wrong; incorrect.
Example
His assumptions were completely erroneous.
C1 noun /ˈɛpɪˌlɔːɡ/

epilogue

Meaning
A section at the end of a book, play, or speech that serves as a conclusion.
Example
The author included an epilogue to explain what happened to the characters later.
C1 adjective /ˈevər ˈlæstɪŋ/

Ever-lasting

Meaning
eternal; permanent; enduring forever
Example
Their love is ever-lasting and will never fade.
C1 adjective /ˌɛk.spəˈnɛn.ʃəl/

exponential

Meaning
Rapid growth or expansion at an increasing rate
Example
Technology is advancing at an exponential rate.
C1 verb /ɪɡˈzæspəˌreɪt/

exasperate

Meaning
to irritate or annoy intensely
Example
His constant complaints began to exasperate his coworkers.
C1 verb /ɪnˈdɪr/

endear

Meaning
To cause someone to be loved or liked.
Example
Her kindness and generosity endeared her to the community.
C1 adjective /ɪkˈsaɪtəbl̩/

excitable

Meaning
easily excited or emotionally aroused
Example
The child was excitable and laughed at every small thing.
C1 noun /ˈiːzl̩/

easel

Meaning
a frame for supporting an artist's canvas while painting or drawing
Example
The artist placed the canvas on the easel before starting to paint.
C1 verb /ɪnˈθjuːz/

enthuse

Meaning
to express excitement or admiration
Example
She enthused about her trip to Italy.
C1 verb /ɪˈkɒnəmaɪz/

economize

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

equate

Meaning
To consider as equal or equivalent.
Example
Many people equate wealth with success.
C1 verb /ɪkˈskriːt/

excrete

Meaning
to eliminate waste matter from the body
Example
Humans excrete carbon dioxide through breathing.
C1 adjective /ˈɜːr.nɪst/

Earnest

Meaning
sincere; genuine; showing deep and serious conviction
Example
He made an earnest attempt to solve the problem.
C1 noun /ɪkˈspɛktənsi/

expectancy

Meaning
the state of expecting something; anticipation or likelihood
Example
There was a sense of expectancy in the room before the results were announced.
C1 adjective ɪˈθɪə.ri.əl

ethereal

Meaning
Extremely delicate and light in a way that seems too perfect for this world.
Example
Her voice had an ethereal quality.
C1 verb /ɪˈnjuːməˌreɪt/

enumerate

Meaning
to mention things one by one; to list or count
Example
She enumerated the reasons for her decision.
C1 noun /ɪˈnɪɡ.mə/

enigma

Meaning
A person or thing that is mysterious, puzzling, or difficult to understand.
Example
Life remains an enigma to many.
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.
C1 verb /ɪɡˈzɒnəreɪt/

exonerate

Meaning
To clear someone from blame or accusation.
Example
The court exonerated her from all charges.
C1 noun /ˌjuːθəˈneɪʒə/

euthanasia

Meaning
The practice of intentionally ending a life to relieve pain and suffering.
Example
The debate about euthanasia raises difficult ethical questions.
C1 noun /ɪkˈspoʊnənt/

exponent

Meaning
a person who supports, promotes, or explains an idea; in math, a symbol denoting power
Example
She is a leading exponent of modern dance.
C1 noun ˈeʃ.ə.lɒn

echelon

Meaning
A level or rank in an organization, a profession, or society.
Example
He climbed to the upper echelon of the corporate world.
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.
C1 noun /ˈɛksɜːrpt/

excerpt

Meaning
A short portion taken from a text, film, or piece of music.
Example
The teacher read an excerpt from the novel.
C1 noun /ɪɡˈzɜːr.ʃən/

exertion

Meaning
Using energy or effort to achieve something.
Example
Excessive exertion can lead to fatigue and burnout.
C1 verb ˈɛk.spɪ.daɪt

expedite

Meaning
Make an action or process happen sooner or be accomplished more quickly.
Example
The government took steps to expedite the approval process.
C1 adjective /ɪˈɡriːdʒəs/

egregious

Meaning
Outstandingly bad; shocking.
Example
The company was fined for its egregious safety violations.
C1 verb /ɪnˈtæŋɡəl/

entangle

Meaning
to become twisted together or caught in something; to involve in difficulties
Example
The fish got entangled in the net.
C1 adjective /ɪˈstiːmd/

Esteemed

Meaning
respected and admired; held in high regard
Example
He is an esteemed professor at the university.
C1 noun /ɪɡˌzæm.ɪˈniː/

Examinee

Meaning
a person who is being tested in an examination
Example
Each examinee was given two hours to complete the test.
C1 noun /ˈɜːrθənˌwɛr/

earthenware

Meaning
pottery made of clay and hardened by heat
Example
The shop displayed beautiful earthenware pots and bowls.
C1 adjective ɪˌɡæl.ɪˈteə.ri.ən

egalitarian

Meaning
Believing in or based on the principle that all people are equal and deserve equal rights and opportunities.
Example
The new law promotes an egalitarian society.
C1 noun /ˈɛpɪθɛt/

epithet

Meaning
A descriptive phrase or word used to characterize someone or something, often as a nickname.
Example
He earned the epithet ‘The Great’ for his remarkable achievements.
C1 noun /ˈiː.zi tʃeər/

Easy-chair

Meaning
a comfortable chair with arms and a back that reclines
Example
He relaxed in his favorite easy-chair after work.
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 /ˈɛdɪfɪs/

edifice

Meaning
A large, impressive building or structure.
Example
The museum is an impressive edifice in the city center.
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.
C1 verb /ɪkˈstoʊl/

extol

Meaning
to praise enthusiastically and highly
Example
The teacher extolled the student's dedication and hard work.
C1 verb /ˈɛm.ə.neɪt/

emanate

Meaning
To come out or spread from a source.
Example
A sweet fragrance emanated from the garden.
C1 noun ˌes.kəˈleɪ.ʃən

escalation

Meaning
A rapid increase; a rise.
Example
The escalation of production costs impacts profitability.
C1 noun ɪˌməʊ.ʃəˈnæl.ɪ.ti

emotionality

Meaning
The quality of being driven by emotions rather than reason; emotional responsiveness.
Example
His emotionality often influenced his decisions.
C1 adjective /ɪkˈsiːdɪŋ/

Exceeding

Meaning
going beyond; surpassing; extremely
Example
The project was completed with exceeding excellence.
C1 verb /ɪnˈreɪdʒ/

enrage

Meaning
To make someone extremely angry.
Example
His unfair remarks enraged the audience.
C1 verb /ɪkˈstɪŋ.ɡwɪʃ/

extinguish

Meaning
to put out a fire, light, or to end something
Example
The firefighters managed to extinguish the blaze within an hour.
C1 verb /ɜːr/

err

Meaning
to make a mistake or be incorrect
Example
To err is human, to forgive divine.
C1 verb /ɛtʃ/

etch

Meaning
to cut or carve a design onto a surface
Example
The artist etched her initials into the glass.
C1 noun /ˈiːɡoʊɪst/

egoist

Meaning
A person who is excessively concerned with themselves; someone who believes in or practices egoism.
Example
She avoided him because he was a selfish egoist.
C1 adjective ˈek.wɪ.tə.bəl

equitable

Meaning
Fair and impartial
Example
Equitable AI ensures fairness in technology use.
C1 verb /ɪɡˈzɔːlt/

exalt

Meaning
to praise highly or raise in rank, honor, or power
Example
The community exalted the teacher for his dedication.
C1 verb /ɪnˈtrɛntʃ/

entrench

Meaning
To establish something so firmly that it is difficult to change.
Example
The company entrenched its position in the market through innovation.
C1 noun /ˈɛmbləm/

emblem

Meaning
A symbolic object, design, or figure representing an idea, group, or identity.
Example
The dove is an emblem of peace.
C1 adjective /ˈed.jʊ.keɪ.tɪv/

Educative

Meaning
providing education; instructive; informative
Example
The documentary was highly educative and informative.
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 noun /ɪkˈskriːʃən/

excretion

Meaning
the process of eliminating waste matter from the body
Example
Excretion is vital for maintaining a healthy body.
C1 adjective /ˌɛɡzɪˈstɛnʃəl/

existential

Meaning
Relating to human existence, often concerning meaning or purpose of life.
Example
She went through an existential crisis during her midlife.
C1 verb /ɪkˈstɔːrt/

extort

Meaning
to obtain something, especially money, by force, threats, or unfair means
Example
The gang attempted to extort money from local shopkeepers.
C1 adjective /juːˈfɔːrɪk/

euphoric

Meaning
Characterized by or feeling intense excitement and happiness.
Example
The fans were euphoric after their team's victory.
C1 noun /ˌiː.kəˈnɒm.ɪk dɪˈspær.ɪ.ti/

Economic Disparity

Meaning
The unequal distribution of income and opportunity between different groups in society.
Example
Addressing economic disparity is crucial for social stability.
C1 adjective ɪmˈpɪr.ɪ.kəl

empirical

Meaning
Based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
Example
Scientific research relies on empirical evidence.
C1 verb /ˈɛm.jʊˌleɪt/

emulate

Meaning
to imitate someone or something with the intent to equal or surpass
Example
Young athletes often emulate their idols.
C1 verb /ɪnˈlaɪvən/

enliven

Meaning
to make something more lively, interesting, or cheerful
Example
Her jokes helped enliven the dull meeting.
C1 noun ɪnˈdaʊmənt

endowment

Meaning
An income or form of property given or bequeathed to someone.
Example
The university received a large endowment for research.
C1 verb /ɪˈlæps/

elapse

Meaning
to pass or go by, usually referring to time
Example
Several hours elapsed before he finally returned home.
C1 verb /ɪˈroʊd/

erode

Meaning
to gradually wear away or destroy by natural forces such as water, wind, or chemical action
Example
The coastline has begun to erode due to constant waves.
C1 adjective /ɪɡˈzɪləreɪtɪd/

exhilarated

Meaning
feeling very happy, animated, or elated
Example
She felt exhilarated after finishing the marathon.
C1 noun /ˈek.saɪl/

Exile

Meaning
the state of being barred from one's native country; enforced removal from one's homeland
Example
The political leader was forced into exile after the military coup.
C1 noun /ɪkˈstræv.ə.ɡəns/

Extravagance

Meaning
lack of restraint in spending money; excessive expense
Example
The wedding celebration was criticized for its unnecessary extravagance.
C1 adjective /ɪˈmɜːrdʒənt/

emergent

Meaning
just coming into existence or becoming prominent
Example
The emergent startup quickly attracted investors.
C1 verb /ɪˈlɛktrɪfaɪ/

electrify

Meaning
to charge with electricity; to excite or thrill intensely
Example
The speaker's speech electrified the audience.
C1 noun /ɪkˈstrækʃən/

extraction

Meaning
the act of removing something, especially by pulling it out
Example
The extraction of oil from the ground requires special equipment.
C1 adjective /ˈɪəri/

eerie

Meaning
Strange and frightening in a mysterious way.
Example
The abandoned house had an eerie silence.
C1 adjective /ɪkˈspænsɪv/

expansive

Meaning
covering a wide area or having a wide range of ideas or emotions
Example
They enjoyed the expansive view from the hilltop.
C1 adjective /ɪˈlɪptɪkl/

elliptical

Meaning
Having the shape of an ellipse; also, a style of speech that is concise and sometimes obscure.
Example
The planet follows an elliptical orbit around the sun.
C1 adverb /ˈiːstwədz/

Eastwards

Meaning
towards the east; in an eastern direction
Example
The river flows eastwards into the ocean.
C1 adjective /ˌɛvərˈlæstɪŋ/

everlasting

Meaning
Lasting forever or for an indefinitely long time.
Example
The poet wrote about his everlasting love for nature.
C1 noun/verb /ɪˈstiːm/

esteem

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

expedient

Meaning
suitable or convenient for achieving a particular end, sometimes at the expense of morality
Example
It was expedient to take the shortcut despite the risks.
C1 noun ɪnˌvaɪ.rənˈmen.təl ˌtræns.fəˈmeɪ.ʃən

environmental transformation

Meaning
A significant change in environmental conditions or ecological systems.
Example
The city demonstrates environmental transformation.
C1 noun /ˈɛskəpeɪd/

escapade

Meaning
an adventurous, exciting, or reckless act
Example
Their summer escapade included camping and mountain climbing.
C1 verb /ɪnˈkæp.sjʊ.leɪt/

encapsulate

Meaning
To express the essential features of something succinctly; to summarize or contain within.
Example
The introduction should encapsulate the main points of the article.
C1 noun ˈɛf.lu.ənt

effluent

Meaning
Liquid waste or sewage discharged into a river or the sea.
Example
Factory effluent contaminates nearby rivers and lakes.
C1 verb /ɪˈvɪkt/

evict

Meaning
To expel someone from a property, usually by legal process.
Example
The landlord decided to evict the tenants for not paying rent.
C1 noun /eb/

Ebb

Meaning
the receding tide; a gradual decline or reduction
Example
The fishermen waited for the ebb before returning to shore.
C1 noun /ˈɛstjʊəri/

estuary

Meaning
the tidal mouth of a large river, where the tide meets the stream
Example
The city is located near the estuary of the river.
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.
C1 verb ɪɡˈzæsərbeɪt

exacerbate

Meaning
To make a problem, bad situation, or negative feeling worse.
Example
Climate change exacerbates flooding issues.
C1 adjective, verb /ɪɡˈzɛmpt/

exempt

Meaning
Free from an obligation or liability imposed on others.
Example
Students with high grades are exempt from the final exam.
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.
C1 adjective /ˈɛm.ɪ.nənt/

eminent

Meaning
Famous and respected within a particular sphere or profession.
Example
He is an eminent scientist known for groundbreaking research.
C1 noun /ˌɛlɪˈveɪʃən/

elevation

Meaning
The act of raising something to a higher position or level.
Example
The hikers reached a high elevation after hours of climbing.
C1 verb /ɪˈdʒɛkt/

eject

Meaning
to force someone or something out, usually from a place or position
Example
The referee had to eject the player for unsportsmanlike behavior.
C1 verb /ɪnˈɡʌlf/

engulf

Meaning
to completely surround or cover something or someone
Example
The village was engulfed by floodwaters.
C1 adjective /ɪɡˈzuːbərənt/

exuberant

Meaning
full of energy, excitement, and cheerfulness
Example
The children were exuberant after winning the game.
C1 verb /ˈɛnərˌdʒaɪz/

energize

Meaning
To give energy or vitality to something or someone.
Example
The motivational speech helped energize the team.
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.
C1 adjective ɪɡˈzɛmpləri

exemplary

Meaning
Serving as a desirable model; representing the best of its kind.
Example
She was praised for her exemplary work ethic and dedication.
C1 noun /ˈiː.dən/

Eden

Meaning
a place or state of great happiness; paradise
Example
The garden was like Eden, filled with beautiful flowers and peaceful atmosphere.
C1 noun /ɛkˈspeɪtriət/

expatriate

Meaning
a person who lives outside their native country
Example
Many expatriates gather in the city’s international community.
C1 noun /ˌɛksɪˈkjuːʃənər/

executioner

Meaning
A person who carries out a death sentence by execution.
Example
The executioner prepared the gallows for the condemned prisoner.
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.
C1 verb /ˈɛkˌsaɪz/

excise

Meaning
to cut out or remove completely, often by surgery
Example
The surgeon excised the tumor successfully.
C1 verb /ɪnˈtaɪs/

entice

Meaning
to attract or tempt someone by offering something appealing
Example
The advertisement was designed to entice customers into the store.
C1 adjective /ɪˈrɒtɪk/

erotic

Meaning
relating to or tending to arouse sexual desire or excitement
Example
The novel contained several erotic scenes.
C1 noun /ɪˈklɪps/

Eclipse

Meaning
an obscuring of light from one celestial body by another; a decline or loss
Example
The total solar eclipse darkened the sky for several minutes.
C1 verb /ɪnˈsɜːrkəl/

encircle

Meaning
to form a circle around something
Example
The protesters encircled the building in a human chain.
C1 noun /ˈɛn.kleɪv/

enclave

Meaning
a distinct area or group enclosed within a larger one
Example
The city has a small Italian enclave where traditions are preserved.
C1 noun /ɪˈvændʒəlɪst/

evangelist

Meaning
A person who seeks to convert others to the Christian faith, especially by public preaching.
Example
The evangelist traveled across the country spreading his message.
C1 adjective /ˈɜːrθ.li/

Earthly

Meaning
relating to the earth or human life; worldly; material rather than spiritual
Example
He focused on earthly pleasures rather than spiritual growth.
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 /ˌɛnɪɡˈmætɪk/

enigmatic

Meaning
mysterious and difficult to interpret or understand
Example
He gave me an enigmatic smile.
C1 noun /ˈɒntʊrɑːʒ/

entourage

Meaning
A group of people attending or surrounding an important person.
Example
The celebrity arrived with her entourage of assistants and bodyguards.
C1 verb /ɪˈmænsɪpeɪt/

emancipate

Meaning
to set someone free from legal, social, or political restrictions; to liberate from slavery or oppression
Example
The law was designed to emancipate slaves and grant them full citizenship.
C1 verb /ɪˈleɪt/

elate

Meaning
To make someone very happy or proud.
Example
The success of the project elated the whole team.
C1 noun ˈɛksəʊˌplænɪt

exoplanet

Meaning
A planet that orbits a star outside the solar system.
Example
Astronomers have discovered thousands of exoplanets in the last decade.
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.
C1 noun /ɛnˈdɔːr.fɪnz/

endorphins

Meaning
Chemical compounds produced by the brain that reduce pain and create feelings of happiness.
Example
Exercise releases endorphins, reducing stress and pain.
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.
C1 noun /ɪˈvæp.ər.ə.tɪv ˈkuː.lər/

Evaporative cooler

Meaning
a cooling device that uses water evaporation to reduce air temperature
Example
The evaporative cooler works best in dry climates.
C1 verb /ɪnˈɡroʊs/

engross

Meaning
to absorb all the attention or interest of someone
Example
She was so engrossed in the book that she forgot the time.
C1 verb /ɪmˈboʊl.dən/

embolden

Meaning
To give someone the courage or confidence to do something.
Example
The coach's words emboldened the team to play aggressively.