Artificially
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B2 adverb /ˌɑːrtɪˈfɪʃəli/

Artificially

Meaning
by artificial means; not naturally; in a fake manner
Example
The lake was artificially created for irrigation purposes.
B1 noun /eɪdz/

aids

Meaning
Acquired Immune Deficiency Syndrome, a disease of the immune system caused by HIV
Example
AIDS is a major global health concern.
C1 verb /ˈdaʊn.pleɪ/

downplay

Meaning
to make something seem less important than it really is
Example
The company tried to downplay the risks of the new product.
B2 noun /ˈbʊlɪt/

Bullet

Meaning
a metal projectile fired from a gun
Example
The bullet missed its target and hit the wall.
B2 adverb /ˈflu:əntli/

Fluently

Meaning
in a smooth, effortless, and articulate manner; with ease and skill
Example
She speaks French fluently.
B2 verb /səˈsteɪn/

sustain

Meaning
To support, maintain, or keep something going over time.
Example
The team worked hard to sustain their success.
B1 noun ˈstrʌɡ.əl

struggle

Meaning
A forceful or violent effort to get free of restraint or resist attack; a determined effort under difficult circumstances.
Example
The struggle for independence united the nation.
C1 noun /ˈmjuːtɪni/

mutiny

Meaning
an open rebellion against authority, especially by soldiers or sailors
Example
The sailors staged a mutiny against their captain.
B1 noun /ˈspæroʊ/

Sparrow

Meaning
small brown and grey bird commonly found in cities and towns
Example
The sparrow chirped cheerfully from the tree branch.
C1 adjective /sɪˈkluːdɪd/

secluded

Meaning
Placed apart from other people or things; private and quiet.
Example
They spent their vacation in a secluded beach house.
B2 noun /ˈsɛnsəs/

census

Meaning
An official count or survey of a population, typically recording various details of individuals.
Example
The government conducted a census to update demographic data.
B2 noun /ˌmɪs.ʌn.dəˈstæn.dɪŋ/

Misunderstanding

Meaning
A failure to understand something correctly; a disagreement or confusion between people
Example
The argument was caused by a simple misunderstanding.
B1 adjective /ˈsɪniər/

senior

Meaning
having a higher rank or status; older or more experienced
Example
He is the senior manager in the department.
B2 verb /riːˈɔːrɡənaɪz/

reorganize

Meaning
to arrange something again in a different way for greater efficiency or order
Example
The manager decided to reorganize the team structure.
B2 noun /pɪtʃ/

pitch

Meaning
the quality of a sound; the level or degree of intensity; a throw or toss
Example
The singer's pitch was perfect during the performance.
B1 adjective /ˈflek.sə.bəl/

Flexible

Meaning
able to bend easily; adaptable to change; not rigid
Example
She has a flexible work schedule that allows her to work from home.
C1 noun /pəˈvɪliən/

pavilion

Meaning
A large tent or temporary building, often used for events or exhibitions.
Example
The wedding reception was held in a decorated pavilion.
C1 noun ˈnuːkliəs

nucleus

Meaning
The central core of an atom containing protons and neutrons.
Example
The nucleus consists of protons.
C1 phrase ˌbaɪ.oʊ.daɪˈvɜː.sɪ.ti ˌprez.əˈveɪ.ʃən

biodiversity preservation

Meaning
The protection and conservation of the variety of life in all its forms, including different species, genetic diversity, and ecosystems.
Example
Biodiversity preservation is critical for ecological balance.
C1 adjective /ˈviːəmənt/

Vehement

Meaning
showing strong feeling; forceful; passionate; intense
Example
She gave a vehement denial of the accusations.
C1 verb /ˈlɪbəreɪt/

liberate

Meaning
to set free from imprisonment, oppression, or restraint
Example
The army liberated the city from enemy control.
C2 noun /ˈɪrˌʃɑːt/

earshot

Meaning
the range or distance within which a sound can be heard
Example
The children whispered secrets out of earshot of their parents.
B2 noun /ˈzɪɡzæɡ/

Zigzag

Meaning
a line or course having abrupt alternate right and left turns; a pattern of sharp turns
Example
The road follows a zigzag pattern up the mountain.
C2 verb /bɪˈhuːv/

behoove

Meaning
to be necessary, proper, or appropriate for someone to do
Example
It would behoove you to study before the exam.
C2 noun /dɪˈmʌrɪdʒ/

demurrage

Meaning
a charge payable to the owner of a ship or vehicle for not loading or unloading on time
Example
The company had to pay demurrage for delaying the unloading of goods.
B2 noun /ˈdraɪv.weɪ/

driveway

Meaning
a short private road leading from a street to a house or garage
Example
The car was parked in the driveway next to the garden.
C2 adjective /dɪsˈkʌmfɪtɪŋ/

discomfiting

Meaning
Causing unease, embarrassment, or discomfort.
Example
His discomfiting questions made everyone shift uncomfortably in their seats.
C2 noun /ˌbræɡəˈdoʊʃioʊ/

braggadocio

Meaning
boastful or arrogant behavior; empty boasting
Example
His endless braggadocio annoyed everyone at the party.
C1 noun /ˌfəʊtəʊˈsɪnθɛtɪk ɪˈfɪʃənsi/

photosynthetic efficiency

Meaning
The measure of how effectively plants convert light energy into chemical energy through the process of photosynthesis, directly affecting plant growth and crop yield.
Example
Improving photosynthetic efficiency can increase crop yields.
A2 noun /ˈʌndərweər/

underwear

Meaning
Clothing worn beneath outer clothes, typically next to the skin.
Example
He bought new underwear for the trip.
A2 noun /wʊlf/

Wolf

Meaning
a wild carnivorous mammal which is the largest member of the dog family
Example
The wolf howled at the full moon.
C1 noun /ˌpæl.pɪˈteɪ.ʃən/

Palpitation

Meaning
a noticeably rapid, strong, or irregular heartbeat due to agitation or medical condition
Example
She experienced palpitations before her job interview.
C2 verb /ˌdɪsɪnˈhɛrɪt/

disinherit

Meaning
to deprive someone, especially a child, of inheritance or right to property
Example
The father threatened to disinherit his son for his reckless actions.
C1 adjective /ˈkæl.əs/

Callous

Meaning
showing or having an insensitive and cruel disregard for others; emotionally hardened
Example
He showed a callous disregard for others' feelings.
C2 noun /rɪˈpoʊst/

riposte

Meaning
a quick and clever reply to criticism or an insult
Example
Her sharp riposte left everyone in silence.
B1 noun /ˈlɪt.ər.ə.ʧər/

Literature

Meaning
written works, especially those considered of superior or lasting artistic merit; books and writings published on a particular subject
Example
She studied English literature at university.
C2 noun /ˈdʒuː.dɪˌkeɪ.tʃər/

judicature

Meaning
the administration of justice or the system of courts
Example
The judicature ensures that laws are fairly applied.
C2 noun /ˈɪntəˌkrɒpɪŋ/

intercropping

Meaning
The agricultural practice of cultivating two or more crops simultaneously in the same field to maximize land use efficiency and improve soil health.
Example
Intercropping can help improve soil fertility and pest control.
C1 noun /ˌʌl.tɪˈmeɪ.təm/

Ultimatum

Meaning
a final demand or statement of terms, the rejection of which will result in retaliation
Example
The boss gave him an ultimatum: improve or be fired.
C2 verb /ˌsuːpərˈhiːt/

superheat

Meaning
to heat a substance beyond its normal boiling point without it becoming vapor
Example
Engineers superheat the steam to increase the efficiency of the turbine.
B1 adjective /ˈkɔːʃəs/

cautious

Meaning
careful to avoid potential problems or dangers
Example
She was cautious about trusting strangers.
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.
B1 noun /ˌkjʊr.iˈɑs.ɪ.ti/

Curiosity

Meaning
a strong desire to know or learn something; an unusual or interesting object or fact
Example
Her curiosity about different cultures led her to travel around the world.
A2 noun /ˈpɪərɪəd/

period

Meaning
a length or portion of time
Example
The meeting will last for a period of two hours.
B2 noun /ˈɑːftərmɑːθ/

aftermath

Meaning
the consequences or aftereffects of an event or situation, especially a disastrous one
Example
The aftermath of the earthquake was devastating.
A2 adjective /ˈklɛvər/

clever

Meaning
Quick to understand, learn, and devise ideas or solutions; intelligent.
Example
She is clever enough to solve the puzzle quickly.
C1 noun /wɪk/

Wick

Meaning
a cord or strand of cotton that burns to provide light in a candle or lamp
Example
The candle wick needs to be trimmed for better burning.
B2 noun /ɪkˈspen.dɪ.tʃər/

expenditure

Meaning
The action of spending funds; an amount of money spent.
Example
Managing expenditure is critical for budgeting.
C2 noun/verb /ˈsʌkər/

succor

Meaning
Assistance and support in times of hardship or distress.
Example
The charity provided succor to the flood victims.
C2 adjective /ˈɒfɪʃ/

offish

Meaning
Unfriendly, distant, or reserved in manner.
Example
He seemed offish at the party and avoided most conversations.
B1 noun /praɪˈɔːr.ə.ti/

Priority

Meaning
something that is more important than other things and needs attention first
Example
Health should be our top priority.
C2 noun /ˌbʌkəˈnɪər/

buccaneer

Meaning
a pirate, especially one active in the Caribbean during the 17th and 18th centuries
Example
The buccaneer sailed across the Caribbean in search of treasure.
C1 /ˈɡrævəl/

gravel

Meaning
Small stones and pebbles, often mixed with sand, used for paths, roads, and construction.
Example
The driveway was covered with gravel.
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 /ˌriː.əˈʃʊr.əns/

Reassurance

Meaning
comfort or confidence given to someone to remove their fears or doubts
Example
She needed reassurance that everything would be okay.
C2 noun /dɪˈsɛmbələr/

dissembler

Meaning
a person who conceals their real feelings or intentions; a hypocrite or pretender
Example
The politician was accused of being a dissembler who never revealed his true plans.
A2 noun /sɒks/

Socks

Meaning
soft coverings for the feet, typically worn inside shoes
Example
I need to buy new socks for winter.
B1 noun /ˈtʃær.ɪ.ti/

Charity

Meaning
the voluntary giving of help to those in need; kindness and tolerance in judging others
Example
The wealthy businessman donated millions to charity for education.
C2 adjective /ˈpɜːrviəs/

pervious

Meaning
Allowing water, air, or other substances to pass through; permeable.
Example
The soil here is pervious to rainwater.
A1 verb /ɪnˈdʒɔɪ/

enjoy

Meaning
to take pleasure in; to have a good time
Example
I enjoy reading books in my free time.
C2 adjective /ˈæʒər/

azure

Meaning
A bright blue color like that of a clear sky.
Example
The clear sky was painted in a deep shade of azure.
C1 noun /ɪkˈstriː.mɪst/

Extremist

Meaning
a person who holds extreme political or religious views
Example
The government is taking measures to prevent extremist activities.
C2 noun /ˌmæk.ɪˈneɪ.ʃən/

Machination

Meaning
a clever scheme or artful plot, usually with evil intent; crafty designing or plotting
Example
The villain's machinations were finally exposed.
B2 verb /ˈtɑːləreɪt/

tolerate

Meaning
to accept or endure something unpleasant without complaining; to allow something to exist
Example
I cannot tolerate such rude behavior in my classroom.
C2 noun /ɒmˈnɪpətəns/

omnipotence

Meaning
The quality of having unlimited power or authority.
Example
Many religions describe God’s omnipotence as absolute.
A1 noun /ˈkrɪsməs/

christmas

Meaning
an annual festival celebrating the birth of Jesus Christ, observed on December 25
Example
Families gather to celebrate Christmas with joy and love.
C2 adjective /rɪˈsplɛndənt/

resplendent

Meaning
Shining brilliantly; dazzling in appearance or effect
Example
The bride looked resplendent in her wedding gown.
C2 adjective /kəˈmoʊdiəs/

commodious

Meaning
spacious and comfortable; having plenty of room
Example
They rented a commodious apartment in the city.
B1 noun /ˈɡræn(d)ˌdɔːtər/

granddaughter

Meaning
the daughter of one’s son or daughter
Example
Her granddaughter visits her every weekend.
B2 noun /biːd/

Bead

Meaning
a small round object with a hole through it for threading
Example
She made a necklace with colorful beads.
B2 noun /sərˈkʌmfərəns/

circumference

Meaning
the distance around the edge of a circle
Example
The teacher asked us to calculate the circumference of the circle.
B2 noun /ˈher ˌpɪn/

Hair pin

Meaning
a thin piece of metal or plastic used to hold hair in place
Example
She used several hair pins to secure her elegant updo.
B2 noun /əˈdʒʌstmənt/

adjustment

Meaning
a small change made to improve something or make it work better
Example
The doctor made an adjustment to the patient’s medication.
B1 adjective /ˈiːvəl/

evil

Meaning
Profoundly immoral and wicked.
Example
They believed the villain was the embodiment of evil.
B2 verb /ˈkɒm.plɪ.keɪt/

complicate

Meaning
To make something more difficult or confusing.
Example
The new rules will only complicate the process.
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.
C2 noun /lʌɡˈʒʊəriəns/

luxuriance

Meaning
abundant growth, richness, or elegance
Example
The garden was filled with the luxuriance of tropical plants.
C1 adjective /prəˈpɔːrʃənət/

proportionate

Meaning
Corresponding in size, degree, or intensity; balanced in relation.
Example
The punishment should be proportionate to the crime.
C2 noun /ˌpɒl.iˈsɪl.ə.bəl/

polysyllable

Meaning
a word with more than one syllable
Example
The word 'elephant' is a polysyllable because it has three syllables.
C1 noun /ɡæf/

gaffe

Meaning
An unintentional act or remark causing embarrassment; a blunder.
Example
The politician's gaffe quickly spread on social media.
C2 adjective /ˌɪrɪˈkɒnsɪləbl/

irreconcilable

Meaning
impossible to make compatible or bring into harmony; unable to resolve differences
Example
The couple separated due to irreconcilable differences.
B2 verb /rɪˈɡeɪn/

regain

Meaning
to get back something that was lost; to recover
Example
He regains his strength after the illness.
C1 adjective /bɪˈnaɪn/

benign

Meaning
Gentle, kind, or not harmful (especially of a disease or tumor).
Example
The doctor assured her that the tumor was benign.
C2 verb /drɔːl/

drawl

Meaning
to speak in a slow, lazy way with prolonged vowel sounds
Example
He tends to drawl when he is tired.
A2 adjective /ʌnˈtaɪdi/

Untidy

Meaning
not neat or orderly; messy and disorganized
Example
Her untidy room was filled with clothes scattered everywhere.
C2 verb /ɪnˈtɜːrpəˌleɪt/

interpolate

Meaning
To insert something, often words, into a text or conversation; to estimate values between known data points.
Example
The editor interpolated a missing paragraph into the manuscript.
B2 adjective /pælɛˈstɪnɪən/

palestinian

Meaning
relating to Palestine or its people
Example
The Palestinian people have a rich cultural heritage.
B2 noun /ˈkɑːrɡoʊ/

cargo

Meaning
goods carried by a ship, plane, or other transport
Example
The ship was loaded with valuable cargo.
B1 verb /ˈdʒɛnəreɪt/

generate

Meaning
to produce or create something
Example
The machine generates electricity.
B2 verb /ɪkˈstrækt/

extract

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

withdrawn

Meaning
quiet and shy; not wanting to talk to others
Example
After the incident, he became withdrawn and avoided his friends.
C1 verb /səbˈsɪst/

subsist

Meaning
To maintain or support oneself, especially at a minimal level.
Example
Many villagers still subsist on fishing and farming.
C2 adjective /ʌnˈflæpəbəl/

unflappable

Meaning
calm and composed, especially in difficult situations
Example
Despite the crisis, he remained unflappable and confident.
A1 noun /mɑːrtʃ/

March

Meaning
An act of walking in a regular measured tread; a protest demonstration
Example
The soldiers performed a ceremonial march in front of the palace.
C1 noun /ˈɡrɪd.lɒk/

gridlock

Meaning
Complete traffic jam or standstill condition where vehicles cannot move.
Example
A major accident led to gridlock in the city center.
C1 adjective /əˈpriː.ʃə.bəl/

Appreciable

Meaning
noticeable; significant; considerable in amount
Example
There was an appreciable improvement in his test scores.
B2 adjective /dɪˈstɪŋɡwɪʃt/

Distinguished

Meaning
notable; honored; famous; having a dignified appearance or manner
Example
He is a distinguished professor at the university.
C1 noun /slɪt/

Slit

Meaning
a long narrow opening or cut
Example
There was a small slit in the fabric.
C2 adjective /ˈpɑːrləs/

parlous

Meaning
Full of danger or risk; precarious.
Example
The company is in a parlous financial state.
C1 adjective /ˈper.ɪ.ləs/

perilous

Meaning
Full of danger or risk; hazardous and threatening.
Example
The explorers took a perilous journey.
C2 noun /ˌædʒʊˈreɪʃən/

adjuration

Meaning
a solemn urging or appeal
Example
The priest made an adjuration for peace and unity.
B1 adjective /ˈtemptɪŋ/

Tempting

Meaning
appealing to or attracting someone, even if wrong or inadvisable; alluring
Example
The chocolate cake looked very tempting in the bakery window.
C1 adjective /iːsˈθɛθɪkəl/

aesthetical

Meaning
concerned with beauty or the appreciation of beauty; related to artistic taste or appearance
Example
The architect focused on the aesthetical balance of the building.
B2 noun /ˈɑp.tə.mɪst/

Optimist

Meaning
a person who tends to be hopeful and confident about the future; someone who sees the good side of things
Example
As an optimist, she always believed things would improve.
C1 noun /ˈkɜːrfjuː/

curfew

Meaning
a rule requiring people to stay indoors after a certain time, usually at night
Example
The city imposed a curfew during the unrest.
C1 noun /prəˈvaɪzoʊ/

proviso

Meaning
a condition or stipulation attached to an agreement
Example
He accepted the job offer with the proviso that he could work remotely twice a week.
C2 adjective /ɪnˈtɛmpərət/

intemperate

Meaning
Lacking self-control; immoderate, especially in indulgence.
Example
The politician's intemperate remarks caused controversy.
B2 noun/adjective /ˈbʌmpər/

bumper

Meaning
A protective bar at the front or back of a vehicle; also used to describe something unusually large or successful.
Example
The farmer celebrated a bumper harvest this year.
C2 noun /ˈdaɪətraɪb/

diatribe

Meaning
A forceful and bitter verbal attack against someone or something.
Example
The politician launched a diatribe against his opponents.
C1 adverb /ˈfeɪ.təl.i/

Fatally

Meaning
in a way that causes death; with deadly consequences; critically
Example
The accident fatally injured two passengers.
B2 adjective /ˈlæstɪŋ/

Lasting

Meaning
enduring for a long time; permanent; durable
Example
Their friendship had a lasting impact on both their lives.
C2 noun /ˈsʌbtrəˌhɛnd/

subtrahend

Meaning
a number that is to be subtracted from another number
Example
In the equation 10 - 4, the number 4 is the subtrahend.
C1 verb /iːk/

eke

Meaning
to make a small amount of something last longer by using it sparingly
Example
The family tried to eke out their savings during the tough months.
C1 verb /ɪnˈstɪl/

instill

Meaning
to gradually but firmly establish an idea, attitude, or habit in someone's mind
Example
Parents try to instill good values in their children.
C2 verb /kəˈvɔrt/

cavort

Meaning
to jump or dance around excitedly
Example
The children cavorted happily in the garden.
C2 noun /ˌdɛrɪˈlɪkʃən/

dereliction

Meaning
the state of being abandoned; neglect of duty
Example
The officer was charged with dereliction of duty.
C2 verb /əbˈtruːd/

obtrude

Meaning
to force oneself or one's ideas into a situation uninvited or inappropriately
Example
He didn’t want to obtrude into their private conversation.
C1 noun /əˈliː.dʒəns/

allegiance

Meaning
Loyalty or commitment of a subordinate to a superior or of an individual to a group or cause.
Example
Soldiers take an oath of allegiance to their country.
C2 noun /ˈduːti/

Dhuti

Meaning
a traditional Indian garment for men consisting of a piece of unstitched cloth worn around the waist and legs
Example
The elderly man wore a white dhuti during the religious ceremony.