unprecedented knowledge
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C1 adjective + noun ʌnˈpresɪdentɪd ˈnɒlɪdʒ

unprecedented knowledge

Meaning
Information or understanding that has never been obtained or achieved before.
Example
Artemis will provide unprecedented knowledge about the solar system.
C1 adjective /ˈhiːdləs/

heedless

Meaning
showing a reckless lack of care or attention
Example
He drove with heedless disregard for the rules.
C1 noun /ˈvɪɡər/

vigor

Meaning
Physical strength, energy, or enthusiasm.
Example
She tackled the project with great vigor and determination.
A2 adjective /ˈkloʊ.sɪst/

closest

Meaning
nearest in distance or relationship
Example
He is my closest friend.
B2 adjective ˈskɒl.ə.li

scholarly

Meaning
Having or showing great knowledge or learning; academic in approach or method.
Example
He wrote a scholarly article on ancient philosophy.
B2 adjective /ˌdɪp.ləˈmæt.ɪk/

Diplomatic

Meaning
relating to diplomacy; tactful; skilled in managing relationships
Example
She gave a diplomatic answer to avoid offending anyone.
B1 noun ˈθer.ə.pi

therapy

Meaning
Treatment intended to relieve or heal a disorder; the treatment of a mental or physical disorder.
Example
Gene therapy offers hope for genetic disorders.
B2 noun ˈlɪt.ər.ə.si ˌreɪts

literacy rates

Meaning
The percentage of people in a population who can read and write; measures of educational levels in a population.
Example
Literacy rates impact socioeconomic conditions.
C2 verb /diːˈnæʃənəlaɪz/

denationalize

Meaning
to transfer ownership from the government to private individuals or companies
Example
The government decided to denationalize the bank to encourage private investment.
C2 adjective /ˈdaʊti/

doughty

Meaning
brave, valiant, courageous
Example
The doughty soldier never backed down from a challenge.
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.
C2 noun /ˈtɜːrməɡənt/

termagant

Meaning
A harsh-tempered or overbearing woman.
Example
The character was portrayed as a loud and domineering termagant.
B2 verb /ˌʌndərˈskɔːr/

underscore

Meaning
to emphasize or highlight something
Example
The incident underscored the need for better safety measures.
B2 verb /rɪˈsaɪt/

recite

Meaning
To say aloud something learned, especially poetry or text, from memory.
Example
The child recited a poem in front of the class.
C1 verb /ɪmˈpɪndʒ/

impinge

Meaning
to have an effect or impact on something; to encroach or infringe
Example
The noise from the construction site impinges on our daily activities.
C1 noun /ɪnˌkɑːsəˈreɪʃən/

incarceration

Meaning
the state of being imprisoned or confined
Example
The criminal faced years of incarceration for his crimes.
B2 verb /ˈpjʊərɪfaɪ/

purify

Meaning
to make clean or pure; to remove impurities
Example
This filter will purify the water effectively.
C1 noun /wɪsp/

wisp

Meaning
A small thin or twisted bunch, piece, or amount of something.
Example
A wisp of smoke rose from the chimney.
C2 noun /flɛk/

fleck

Meaning
a small spot or mark, often of a different color
Example
There was a fleck of paint on the floor.
B1 noun /əˌkɒməˈdeɪʃən/

Accommodation

Meaning
a room, group of rooms, or building in which someone may live or stay
Example
The hotel provides comfortable accommodation for tourists.
B1 noun/verb /ˈprɛʃər/

pressure

Meaning
the force applied to something or the feeling of stress or tension
Example
The pressure of the situation made him nervous.
B2 noun /nʌn/

Nun

Meaning
a woman who has taken vows in a religious order and lives in a convent
Example
The nun taught at the local Catholic school.
B2 verb /twiːk/

tweak

Meaning
to make small adjustments; to fine-tune something
Example
We need to tweak the design slightly.
C1 noun səˈlɪnɪti ɪnˈtruːʒən

salinity intrusion

Meaning
The movement of salt water into freshwater areas, typically affecting coastal regions.
Example
Salinity intrusion affects coastal regions.
C1 noun /ˈælɪbaɪ/

alibi

Meaning
A claim or piece of evidence that one was elsewhere when an act, typically a crime, was committed.
Example
She had a strong alibi that proved she was at the cinema during the theft.
A2 noun /staɪl/

Style

Meaning
a particular way of doing something; a distinctive appearance or manner of expression
Example
She has her own unique style of writing that captivates readers.
A2 adjective /ˈɑːnɪst/

honest

Meaning
free of deceit and untruthfulness; sincere
Example
She is known as an honest and trustworthy person.
B1 noun /ˈɔːfɪsər/

officer

Meaning
a person in a position of authority, especially in law enforcement
Example
The officer gave him a ticket for speeding.
C1 verb /bloʊt/

bloat

Meaning
to swell or cause to swell, often due to fluid or gas
Example
Eating too much junk food can bloat your stomach.
C1 noun /slɪt/

Slit

Meaning
a long narrow opening or cut
Example
There was a small slit in the fabric.
C2 noun /ˈpɔl.zi/

Palsy

Meaning
paralysis, especially that which is accompanied by involuntary tremors; loss of muscle control
Example
The elderly man suffered from palsy in his hands.
B2 verb /ɡruːm/

groom

Meaning
to clean, brush, and care for the appearance of someone or something
Example
She spends hours grooming her dog every week.
C2 noun /ˈhɔɪdən/

hoyden

Meaning
a boisterous or tomboyish girl
Example
The hoyden preferred climbing trees to playing with dolls.
B2 adjective /self səˈfɪʃənt/

Self-sufficient

Meaning
able to provide for oneself without depending on others
Example
The farm is completely self-sufficient in producing vegetables.
B2 noun kəmˈpet.ɪ.tɪv.nəs

competitiveness

Meaning
The quality of being as good as or better than others of a comparable nature; the ability to compete successfully.
Example
Competitiveness is vital for economic sustainability.
C2 verb /ˈkɒndʒʊɡeɪt/

conjugate

Meaning
to list the different forms of a verb according to tense, person, and number
Example
Students are asked to conjugate the verb 'to be'.
C2 noun /ˌvæs.ɪˈleɪ.ʃən/

Vacillation

Meaning
the inability to decide between different opinions or actions; indecision
Example
His constant vacillation between career choices frustrated his parents.
B1 noun /ˈbraɪd.ɡrʊm/

Bridegroom

Meaning
a man on his wedding day or just before and after the event
Example
The nervous bridegroom waited at the altar for his bride to arrive.
B2 noun /ˈbriː.ðɪŋ tɛkˌniːks/

breathing techniques

Meaning
Methods of controlling breathing to achieve relaxation and improve health.
Example
Breathing techniques help in reducing stress and anxiety.
C1 noun /koʊˈhɪr.əns/

coherence

Meaning
The quality of being logical and consistent; forming a unified whole.
Example
The essay lacked coherence, making it hard to follow.
B2 adjective /fəˈɡɪv.ɪŋ/

Forgiving

Meaning
ready and willing to forgive; merciful; lenient
Example
She has a forgiving nature and rarely holds grudges.
C2 noun ˌæm.ɔː.tɪˈzeɪ.ʃən

amortization

Meaning
The process of paying off debt with regular payments over time.
Example
The amortization schedule showed a 10-year repayment plan.
B2 noun /ˈkʊk.uː/

Cuckoo

Meaning
a bird known for its distinctive call and for laying eggs in other birds' nests
Example
We heard the cuckoo calling from the forest early in the morning.
B2 noun /ɪmˈpaʊə.mənt/

empowerment

Meaning
Authority or power given to someone to do something.
Example
Empowerment initiatives enhance confidence.
C1 adjective /ˈskɔːrnfəl/

Scornful

Meaning
showing contempt or disdain; expressing scorn
Example
She gave him a scornful look when he made the rude comment.
C1 adjective /ˈsaʊnd.pruːf/

Sound-proof

Meaning
impervious to sound; preventing sound from entering or leaving
Example
The recording studio has sound-proof walls.
C1 verb /ɪnˈdɪr/

endear

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

pitfall

Meaning
a hidden or unexpected danger or difficulty
Example
Investors must be aware of the pitfalls of the market.
C1 noun /ˈdɛdlɒk/

deadlock

Meaning
a situation in which progress is impossible because of disagreement
Example
Negotiations reached a deadlock after neither side agreed to compromise.
C2 noun /ˈvɛləm/

vellum

Meaning
a fine parchment made originally from the skin of a calf, used for writing or printing
Example
The ancient manuscript was written on vellum.
B2 noun /ˈtriː.oʊ/

trio

Meaning
A group of three people or things, especially in music or performance.
Example
The jazz trio played beautifully at the concert.
C2 adjective /fɪˈdjuːʃəl/

fiducial

Meaning
based on trust or confidence; serving as a standard of reference
Example
The fiducial point on the map ensures accurate measurements.
C1 verb /kənˈsɛptʃuəlaɪz/

conceptualize

Meaning
to form an idea or concept of something in your mind
Example
The artist conceptualized a new design for the exhibition.
B2 noun ɪˌlɪm.ɪˈneɪ.ʃən

elimination

Meaning
The complete removal or destruction of something.
Example
The elimination of emissions is a priority.
C1 noun /rɑk sɔlt/

Rock Salt

Meaning
natural salt crystals formed from evaporated ancient seas; unrefined salt
Example
Rock salt is considered healthier than table salt.
C2 verb /ɪˈnjʊər/

inure

Meaning
To become accustomed to something, especially something unpleasant.
Example
Soldiers quickly became inured to the harsh conditions.
C2 noun /kænˈtoʊnmənt/

Cantonment

Meaning
a military base or permanent military station
Example
The soldiers lived in the cantonment outside the city.
C1 verb /lætʃ/

latch

Meaning
to fasten or close something with a latch
Example
She latched the door before leaving the house.
B2 noun /ˈkɒmpoʊst/

compost

Meaning
decayed organic matter used as fertilizer
Example
The gardener added compost to enrich the soil.
C2 noun /ˌpɛkəˈdɪloʊ/

peccadillo

Meaning
a small or minor fault or sin
Example
Forgetting to call was just a small peccadillo, not a serious mistake.
B1 noun riˈæləti

reality

Meaning
The world or the state of things as they actually exist, as opposed to an idealistic or notional idea.
Example
The reality of the situation was evident.
B1 adjective /ˈhoʊmləs/

homeless

Meaning
Without a home, and therefore typically living on the streets.
Example
The organization helps homeless people find shelter.
B2 adjective /ˌɪd.iˈɒt.ɪk/

Idiotic

Meaning
extremely stupid; foolish; senseless
Example
His idiotic behavior embarrassed everyone at the meeting.
C1 noun /səbˈvɜːrʒən/

subversion

Meaning
the act of trying to destroy or undermine an established system or authority
Example
The government accused the rebels of planning subversion.
C1 noun /ˌpeɪ.li.ɒnˈtɒl.ə.dʒi/

paleontology

Meaning
the branch of science concerned with fossil animals and plants
Example
She decided to study paleontology at university.
C1 noun/verb /kwɪp/

quip

Meaning
A witty remark; to make a witty or clever comment.
Example
She quipped about the weather during the meeting.
B2 noun ˈkrɪt.ɪ.kəl ˈθɪŋ.kɪŋ

critical thinking

Meaning
The objective analysis and evaluation of an issue in order to form a judgment.
Example
Critical thinking helps in making informed decisions.
C1 adjective /ˈniːd.ləs/

Needless

Meaning
unnecessary; not required; without purpose
Example
The argument was needless and could have been avoided.
C2 adjective /ˌæpəˈplɛktɪk/

apoplectic

Meaning
Extremely angry; furious.
Example
He was apoplectic when he heard about the unfair decision.
C2 noun /ˈdɔɪən/

doyen

Meaning
The most respected or prominent person in a particular field.
Example
He is regarded as the doyen of modern literature in the country.
C2 adjective /ˈswɔːrði/

swarthy

Meaning
Having a dark complexion or skin tone.
Example
The sailor had a swarthy face from years under the sun.
A2 noun /ˈbiː.ɪŋ/

Being

Meaning
existence; a living creature; the state of existing
Example
Every human being deserves respect and dignity.
C2 adjective /bɪˈfʌdld/

befuddled

Meaning
confused, unable to think clearly
Example
He looked befuddled after hearing the complex instructions.
B2 adjective /ˈrɒt.ən/

Rotten

Meaning
decayed; spoiled; bad
Example
The apple is rotten and should be thrown away.
C2 noun /ˈtruːɪzəm/

truism

Meaning
a statement that is obviously true and says nothing new or interesting
Example
It is a truism that hard work leads to success.
C1 noun /səˈlɪn.ə.t̬i/

salinity

Meaning
The salt content of soil or water, typically measured as a concentration.
Example
The salinity of the ocean varies depending on depth and location.
B2 noun /ˈtæk.tɪk/

Tactic

Meaning
a plan or method for achieving something; a strategy used to accomplish a goal
Example
The coach used a new tactic to win the game.
C2 noun /maɪˈæzmə/

miasma

Meaning
An unpleasant or unhealthy smell or atmosphere.
Example
A miasma of decay hung over the abandoned house.
C1 verb /ˈsætəˌraɪz/

satirize

Meaning
to mock or criticize something using satire
Example
The play satirizes the greed of modern corporations.
C2 noun /əˈbeɪəns/

abeyance

Meaning
a state of temporary suspension or inactivity
Example
The project was held in abeyance until funds became available.
C1 verb/noun /ˈkrɒn.ɪ.kəl/

chronicle

Meaning
To record events in the order in which they happened; a written record of historical events.
Example
She decided to chronicle her journey through a blog.
C2 adjective səˈluː.bri.əs

salubrious

Meaning
Health-giving; healthy; promoting health and well-being.
Example
The mountain air is salubrious and refreshing.
B2 noun /ˈpaɪ.θən/

Python

Meaning
a large non-venomous snake that kills prey by constriction
Example
The python wrapped around its prey tightly.
A2 noun /taɪər/

tire

Meaning
a rubber covering around a wheel
Example
The car’s tire burst on the highway.
B2 verb /ˈʃɔːrtn/

shorten

Meaning
To make something shorter in length, duration, or extent
Example
She decided to shorten her speech to fit the time limit.
A2 verb /weɪst/

waste

Meaning
To use or spend carelessly, extravagantly, or to no purpose.
Example
Social media often leads to wasting valuable time.
C2 adjective /ˌmɛtəˈlɜrdʒɪkəl/

metallurgical

Meaning
Relating to metallurgy or the branch of science concerned with the properties of metals and their production.
Example
He studied metallurgical engineering at the university.
C2 noun /ˈɑːr.bɪ.trɑːʒ/

arbitrage

Meaning
The simultaneous buying and selling of securities in different markets to take advantage of differing prices.
Example
Investors use arbitrage to make profits in global markets.
B2 noun /sɪlk/

silk

Meaning
a fine, smooth fabric made from the threads produced by silkworms
Example
The dress was made of pure silk.
C2 verb /həˈræŋ/

harangue

Meaning
to deliver a long, passionate, and often angry speech
Example
The politician harangued the crowd for over an hour.
C2 noun /ˈkʌstərd ˈæpəl/

Custard Apple

Meaning
a tropical fruit with sweet creamy white flesh and black seeds
Example
The custard apple has a sweet and creamy texture.
A1 adjective /ˈtʃɒk.lət/

Chocolate

Meaning
a dark brown color like chocolate; the color of cocoa
Example
The chocolate brown sofa looks elegant in the living room.
C2 noun /ˈdʒaɪrəˌskoʊp/

gyroscope

Meaning
A device consisting of a wheel or disk mounted so it can spin rapidly and maintain orientation, used for navigation and balance.
Example
The airplane's navigation system relies on a gyroscope for stability.
C2 noun /ˌmɪsədˈvɛntʃər/

misadventure

Meaning
An unlucky accident, mishap, or unfortunate event.
Example
He broke his leg during a skiing misadventure.
C1 adjective /ˌɛvərˈlæstɪŋ/

everlasting

Meaning
Lasting forever or for an indefinitely long time.
Example
The poet wrote about his everlasting love for nature.
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.
C2 noun /ˈdiːɪst/

deist

Meaning
a person who believes in the existence of a supreme being but rejects organized religion
Example
The philosopher identified himself as a deist.
C2 prefix /dɪs-/

dys-

Meaning
A prefix meaning abnormal, bad, difficult, or impaired.
Example
Words like 'dysfunction' and 'dyslexia' use the prefix dys- to indicate difficulty or impairment.
C2 verb /ˈpɒntɪfɪkeɪt/

pontificate

Meaning
to speak or act in a pompous or dogmatic way; to officiate as a pontiff
Example
He pontificated on the importance of education for over an hour.
B1 adjective /ˈfriːkwənt/

Frequent

Meaning
happening often; occurring regularly; repeated
Example
He makes frequent visits to his grandmother.
C2 adjective /ˈnɒti/

knotty

Meaning
Complicated, difficult to solve or full of knots.
Example
He faced a knotty legal issue.
B1 adverb /ˈdiːp.li/

Deeply

Meaning
to a great depth; intensely; profoundly
Example
She breathed deeply before making her decision.
C1 noun /ˈtæm.ər.ɪnd/

Tamarind

Meaning
a brown tropical fruit with a tangy, sour taste used in cooking and beverages
Example
Tamarind is commonly used in Asian and Middle Eastern cuisines for its sour flavor.
A2 noun /ˈfiː.lɪŋ/

Feeling

Meaning
an emotional state or reaction; the capacity to experience physical sensations
Example
She had a strange feeling that something important was about to happen.
B1 noun /ˈmɛtəl/

metal

Meaning
A solid material that is typically hard, shiny, malleable, fusible, and conductive, such as iron, gold, or aluminum.
Example
The ring was made of precious metal.
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.
C1 adjective /ˌɪnkɒmprɪˈhɛnsəbl/

incomprehensible

Meaning
Impossible or very difficult to understand.
Example
The professor’s lecture was so fast it became incomprehensible.
B2 adjective /əˈlɑːrmɪŋ/

alarming

Meaning
Worrying or disturbing; causing concern or fear.
Example
The unemployment rate among youth is alarming.
C2 adjective /ˈdæpər/

dapper

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

dolor

Meaning
A state of great sorrow or distress.
Example
The nation was in deep dolor after the tragedy.
B1 noun /dɜːrt/

Dirt

Meaning
a substance that makes something unclean; earth or soil; unclean matter
Example
After playing in the garden, the children were covered in dirt from head to toe.
C1 noun /ˌpɜːrspəˈreɪʃn/

perspiration

Meaning
The process of sweating.
Example
Heavy exercise causes perspiration.
C1 noun /dɪˌsem.ɪˈneɪ.ʃən/

dissemination

Meaning
The action or fact of spreading something, especially information, widely.
Example
The dissemination of false information is a major issue.
B2 adjective /ˈɒnərəbəl/

honourable

Meaning
deserving respect or admiration because of moral integrity; showing honesty and fairness
Example
She is known as an honourable leader who always keeps her promises.
C1 adjective /ˈtɪp.tɒp/

Tiptop

Meaning
of the highest quality; excellent; in perfect condition
Example
The car is in tiptop condition.
C1 noun /ˈɔːtəkræt/

autocrat

Meaning
A ruler with absolute power.
Example
The autocrat controlled the country with an iron fist.
C1 noun /ˈɔːrdɪnəns/

ordinance

Meaning
An authoritative rule, law, or decree issued by a city, town, or authority.
Example
The city council passed an ordinance banning smoking in public parks.
C2 noun /ˈlɔɪtərər/

loiterer

Meaning
A person who lingers aimlessly in a place without purpose.
Example
The police questioned the loiterer outside the store.
C2 verb /ˈmæstɪkeɪt/

masticate

Meaning
to chew food thoroughly before swallowing
Example
He slowly masticated the bread before swallowing.
C1 noun /ˈkʌl.ən.dər/

Colander

Meaning
a bowl-shaped kitchen utensil with holes in it used for draining food such as pasta or rice
Example
She drained the pasta using a colander.
B2 adjective kənˈsaɪs

concise

Meaning
Brief and clearly expressed without unnecessary details.
Example
A concise speech is more impactful than a long one.