okay
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A1 adjective /əʊˈkeɪ/

okay

Meaning
used to express agreement or acceptance
Example
It's okay to leave early today.
C2 adjective /juːˈdʒɛnɪk/

eugenic

Meaning
Relating to or aiming at improving the genetic quality of a population.
Example
In the early 20th century, some scientists supported eugenic policies.
C1 noun ˈkeɪ.dəns

cadence

Meaning
The rhythm and flow of speech with rise and fall in tone.
Example
His speech had a natural cadence that captivated the audience.
B1 verb /ˈdekəreɪt/

decorate

Meaning
to make something look more attractive by adding ornaments
Example
We will decorate the room for the party.
C1 adjective /ˈvɛlvəti/

velvety

Meaning
having a smooth, soft texture like velvet
Example
She spoke in a low, velvety voice.
C1 verb /skwɪnt/

squint

Meaning
to look with partly closed eyes
Example
She squinted at the bright sunlight.
B2 noun/verb /stʌmp/

stump

Meaning
the base of a tree left after the trunk is cut down; to puzzle or confuse
Example
The question completely stumped the students.
C2 adjective /ˈstɜːr.tər.əs/

stertorous

Meaning
Characterized by heavy snoring or breathing.
Example
The patient’s stertorous breathing alarmed the nurses.
B1 noun /dɪˈfens/

Defence

Meaning
the action of defending from or resisting attack; protection or support
Example
The country strengthened its defence system against potential threats.
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.
B1 adverb /ˈtɪpɪkli/

typically

Meaning
in a way that is typical of a particular person, thing, or group
Example
She typically arrives at work at 9 AM.
B1 noun /fɔːlt/

Fault

Meaning
an unattractive or unsatisfactory feature; responsibility for an accident or misfortune
Example
The accident was caused by a fault in the car's braking system.
B2 adjective /saʊər/

Sour

Meaning
having an acid taste like lemon or vinegar; unpleasant or disagreeable
Example
The milk has gone sour and smells terrible.
C1 verb /daɪˈvʌldʒ/

divulge

Meaning
to make known something private, secret, or previously unknown
Example
She refused to divulge the source of her information.
C1 verb /məˈruːn/

maroon

Meaning
to leave someone trapped and isolated, especially on an island
Example
The sailors were marooned on a deserted island.
B2 noun ˈkɔːʃən

caution

Meaning
Care taken to avoid danger or mistakes; a warning or piece of advice.
Example
Researchers issued a caution regarding unsustainable fishing.
C1 noun /sɪˈkriː.ʃən/

Secretion

Meaning
a process by which substances are produced and discharged from a cell or gland
Example
Insulin secretion is crucial for blood sugar regulation.
C2 adjective /ɪmˈplaɪəbl/

impliable

Meaning
Capable of being implied or suggested.
Example
The meaning of the statement is not directly clear but is impliable from the context.
B2 adjective /ʌnˈriːdəbl/

unreadable

Meaning
not able to be read or understood clearly; illegible
Example
The doctor’s handwriting was completely unreadable.
C2 noun /ˈspɛndˌθrɪft/

spendthrift

Meaning
A person who spends money extravagantly or wastefully.
Example
The young prince was known as a spendthrift, wasting his fortune on lavish parties.
C2 noun /dɪˈbɔːtʃəri/

debauchery

Meaning
excessive indulgence in sensual pleasures; corruption or vice
Example
The novel depicts the debauchery of the aristocrats in the city.
C1 verb /ʌnˈnɜːrv/

unnerve

Meaning
to make someone lose confidence, courage, or composure
Example
The hostile questions began to unnerve the witness.
C2 noun /ˌɛərəˈstætɪks/

aerostatics

Meaning
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
Example
Aerostatics is essential for understanding how balloons float.
C2 noun /ˈkɒliər/

collier

Meaning
a person who works in coal mines or a ship carrying coal
Example
The collier spent long hours underground extracting coal.
C1 adverb /ˌðɛərˈʌv/

Thereof

Meaning
of that; from that
Example
The contract and all amendments thereof must be signed.
B2 noun /hʌm/

Hum

Meaning
a low continuous sound; to make a low continuous droning sound
Example
The constant hum of the air conditioner helped her fall asleep peacefully.
C1 noun /ˈɡeɪ.ə.ti/

Gaiety

Meaning
the state or quality of being light-hearted or cheerful; festive atmosphere
Example
The wedding reception was filled with gaiety, laughter, and joyful celebrations.
B1 noun /ˈtiːspuːn/

teaspoon

Meaning
a small spoon used for stirring drinks or eating soft foods, or for measuring small amounts of ingredients.
Example
Add a teaspoon of sugar to the tea.
C1 verb /ˈlæmɪˌneɪt/

laminate

Meaning
to cover or enclose something with a protective layer, usually plastic
Example
She laminated her important documents to protect them from damage.
C2 noun /ˈkoʊdə/

coda

Meaning
the concluding passage of a piece of music or a literary work
Example
The novel ends with a reflective coda that ties up the themes.
C1 noun /ɪnˈfɜː.mə.ti/

Infirmity

Meaning
physical or mental weakness; a disease or ailment; frailty
Example
Despite his advanced age and various infirmities, he remained mentally sharp and alert.
B2 noun /bædʒ/

badge

Meaning
A small emblem or sign worn to show membership, authority, or achievement.
Example
The police officer showed his badge to identify himself.
C1 verb /weɪv/

waive

Meaning
to refrain from insisting on or enforcing something, especially a right or claim
Example
She decided to waive her right to a lawyer.
B1 adjective ˈkɒmplɛks

complex

Meaning
Having many interrelated parts or factors; complicated.
Example
The relationship between poverty and education is complex.
B1 noun /tʃɪl/

Chill

Meaning
an unpleasant feeling of coldness; a feeling of fear or anxiety; to relax
Example
There was a chill in the air as autumn approached.
C1 noun /moʊˈtiːf/

motif

Meaning
A recurring theme, subject, or idea in a work of art or literature.
Example
The motif of love is central to the novel.
C1 adjective /smʌɡ/

smug

Meaning
having or showing an excessive pride in oneself or one's achievements
Example
He wore a smug smile after winning the debate.
B2 noun /wæks/

Wax

Meaning
a solid substance that melts when heated, used for making candles and polishing
Example
She used candle wax to seal the old letter.
C1 noun /ˈkɪŋ.fɪʃ.ər/

King-Fisher

Meaning
a small bird with bright blue and orange feathers that catches fish by diving into water
Example
The colorful kingfisher dove into the pond to catch a fish.
C1 verb /pɜːrtʃ/

perch

Meaning
To sit or rest on something high or narrow.
Example
The bird perched on the fence.
C1 adverb /əˈlɜːrtli/

alertly

Meaning
in a watchful, attentive, and quick-to-notice manner
Example
She listened alertly to every sound in the dark forest.
A2 noun breɪn

brain

Meaning
The organ inside the head that controls thought, memory, feelings, and activity
Example
The brain can only focus on one thing at a time.
C2 noun /ˌnjʊə.rəʊˈdʒɛn.ɪ.sɪs/

neurogenesis

Meaning
The process of forming new nerve cells in the brain.
Example
Scientists are studying neurogenesis to understand brain health.
C1 noun /ˈpær.ə.saɪt/

Parasite

Meaning
an organism that lives on or in another organism and benefits at its expense; a person who depends on others
Example
The dog was treated for intestinal parasites.
B1 noun /trʌŋk/

Trunk

Meaning
a large box or chest, typically used for storage or travel
Example
She packed her clothes in the trunk.
A1 noun /tʃeɪndʒ/

change

Meaning
The act or instance of making or becoming different.
Example
Change is inevitable for growth.
A2 verb /bit/

beat

Meaning
to strike repeatedly; to defeat; to pulsate rhythmically
Example
Our team will beat theirs in the final match.
B1 noun ˈem.fə.sɪs

emphasis

Meaning
Special importance, value, or prominence given to something; stress laid on a particular point or aspect.
Example
The speaker placed emphasis on sustainable development.
C1 adjective /taɪˈtænɪk/

titanic

Meaning
Of exceptional strength, size, or power.
Example
The company made titanic efforts to expand into new markets.
A2 noun/verb /ˈfɪʃɪŋ/

fishing

Meaning
the activity of catching fish
Example
Fishing is a popular activity in coastal villages.
B2 noun /ˈɒp.tɪ.mɪ.zəm/

optimism

Meaning
Hopefulness and confidence about the future or the successful outcome of something.
Example
Her optimism helped her overcome difficult times.
A1 adjective strɒŋ

strong

Meaning
Having the power to move heavy weights or perform other physically demanding tasks.
Example
A strong defense secures victory.
C2 adjective /ˈnɔɪ.səm/

Noisome

Meaning
having an extremely offensive smell; harmful or unpleasant
Example
The noisome smell from the garbage made everyone cover their noses.
B2 noun pɛsts

pests

Meaning
Harmful or troublesome creatures, especially insects or small animals that damage crops, food, or living spaces.
Example
Pests can damage crops and cause diseases.
B2 adjective /ˈdred.fəl/

Dreadful

Meaning
extremely bad or unpleasant; causing fear or suffering; terrible
Example
The weather was dreadful during our vacation.
B1 noun /ˈkæt.ər.pɪl.ər/

Caterpillar

Meaning
the larva of a butterfly or moth that feeds on plants
Example
The caterpillar ate all the leaves on the plant.
B2 noun ˈfjuː.tʃɚ ˌdʒen.əˈreɪ.ʃənz

future generations

Meaning
People who have not yet been born, considered in terms of the environment or society they will inherit.
Example
Sustainable development ensures a better life for future generations.
B1 noun ˌɪndɪˈpendəns

independence

Meaning
The fact or state of being independent; freedom from outside control; not being subject to another's authority.
Example
Independence inspired the movement.
B2 verb /reɪd/

raid

Meaning
to attack suddenly; to search and seize
Example
Police raid the illegal gambling house.
B2 noun /ˈdɔː.weɪ/

doorway

Meaning
the space where a door opens into a room or building
Example
She stood in the doorway waiting for him to arrive.
C2 adjective /ˈtɪmərəs/

timorous

Meaning
showing or suffering from nervousness, fear, or lack of confidence
Example
The timorous student hesitated to ask the teacher a question.
C1 noun /ˈrɛspɪt/

respite

Meaning
A short period of rest or relief from something difficult or unpleasant.
Example
The weekend provided a welcome respite from work.
A2 verb /kɪl/

kill

Meaning
to cause the death of; to end life
Example
The hunter killed the deer.
C2 noun /traɪˈʌmvɪrət/

triumvirate

Meaning
A political regime ruled or dominated by three powerful individuals.
Example
The Roman Republic was once governed by a triumvirate.
A2 preposition /ɪnˈkluːdɪŋ/

including

Meaning
used to show that someone or something is part of a larger group
Example
Many people attended the event, including students and teachers.
C1 noun /ˌpɒl.iˈtek.nɪk/

polytechnic

Meaning
an educational institution offering practical and technical courses
Example
She studied engineering at a well-known polytechnic in her city.
A1 adjective /fɜːrst/

first

Meaning
coming before all others in time, order, or importance
Example
She was the first to arrive at the meeting.
C1 verb /əˈlɒt/

allot

Meaning
to give or assign something, often a share or portion, to someone
Example
Each student was allotted ten minutes to present.
C2 adjective ˌlæb.əˈrɪn.θaɪn

labyrinthine

Meaning
Like a labyrinth; complicated and confusing; having many interconnected paths or passages.
Example
The old city streets were labyrinthine.
C2 noun /ˌænɪmædˈvɜːʒən/

animadversion

Meaning
Strong criticism or censure.
Example
The policy attracted severe animadversion from the public.
B2 adjective /nuːd/

nude

Meaning
Wearing no clothes; naked.
Example
The artist painted a nude model.
C1 adjective /ɪɡˈzɔːstɪv/

exhaustive

Meaning
Fully comprehensive and including all possibilities.
Example
The report provides an exhaustive analysis of the issue.
C1 verb /ɪnˈvoʊk/

invoke

Meaning
to call upon a higher power, authority, or principle for help, support, or justification
Example
The lawyer invoked the constitution to defend his client.
B2 noun /ˈɡleɪʃər/

glacier

Meaning
a large mass of ice that moves slowly over land
Example
The glacier is slowly melting due to climate change.
C1 adjective /ˌɪnkənˈkluːsɪv/

inconclusive

Meaning
Not leading to a definite result or decision.
Example
The investigation remained inconclusive due to a lack of evidence.
C1 adjective /ˌmet.əˈbɒl.ɪk/

metabolic

Meaning
Relating to the chemical processes that occur within a living organism in order to maintain life.
Example
Regular exercise enhances metabolic efficiency.
B2 verb /ˈsʌmən/

summon

Meaning
To order someone to come or to gather courage or strength.
Example
The king summoned his advisors to the court.
C1 adjective /ʌnˈɜːrθli/

unearthly

Meaning
Strange or unnatural in a way that seems not of this world
Example
The forest was filled with an unearthly glow.
C1 verb /riːˈfɜːrbɪʃ/

refurbish

Meaning
To renovate or redecorate something, especially a building.
Example
The company decided to refurbish its old office.
A1 noun/adjective/preposition /pɑːst/

past

Meaning
the time before the present; gone by in time
Example
He often thinks about his past mistakes.
B2 noun /prəˈvaɪdər/

provider

Meaning
a person or thing that provides something.
Example
The service provider ensures that all customers receive timely support.
C2 noun /kənˈtjuː.ʒən/

contusion

Meaning
a bruise or injury without breaking the skin
Example
The boxer had several contusions after the match.
C1 adjective পারসিভেবল

perceivable

Meaning
Able to be seen, noticed, or detected.
Example
The changes in winter weather are perceivable in rural areas.
B2 noun /ˈsen.tɪ.piːd/

Centipede

Meaning
a long thin creature with many legs that lives in dark places
Example
I found a centipede crawling under the rock.
C2 noun /ˈheɪ.deɪ/

Hey day

Meaning
the period of a person's or thing's greatest success, popularity, or vigor; prime time
Example
During her heyday as a singer, she performed in sold-out concerts around the world.
C2 adjective /ˈboʊvaɪn/

bovine

Meaning
relating to cattle; showing a dull or sluggish nature
Example
Her bovine expression revealed no emotions.
C1 noun /ɒpˈtɒmɪtrɪst/

optometrist

Meaning
A healthcare professional who examines eyes and prescribes corrective lenses.
Example
The optometrist prescribed new glasses for her.
B2 verb /ˌʌndərˈɡoʊ/

undergo

Meaning
to go through something, especially something unpleasant or difficult
Example
She had to undergo surgery to recover.
A2 noun /ˈswɛtər/

sweater

Meaning
a warm knitted piece of clothing worn on the upper body
Example
She wore a red sweater to keep warm in the cold weather.
C2 noun /ˈrɛkluːsəri/

reclusory

Meaning
A place for seclusion or retreat, especially for a recluse or hermit.
Example
The monk spent years in the reclusory away from society.
C1 verb /ˈbæbəl/

babble

Meaning
to talk rapidly and continuously in a foolish way
Example
The baby babbles all day long.
A2 noun /stɛə/

stair

Meaning
a step or set of steps leading from one level to another
Example
He tripped on the stair and fell down.
A1 noun /ˈvɪlɪdʒ/

village

Meaning
a small community or group of houses in a rural area
Example
They live in a small village surrounded by mountains.
C1 verb /ɪnˈtɒksɪkeɪt/

intoxicate

Meaning
to make someone lose control of their faculties or behavior due to alcohol or drugs
Example
The strong drink quickly intoxicated him.
C1 noun /mɑːrˈsuːpiəl/

marsupial

Meaning
A type of mammal that carries and nourishes its young in a pouch, like kangaroos and koalas.
Example
The kangaroo is a well-known marsupial.
A2 adjective ˈfɪz.ɪ.kəl

physical

Meaning
Relating to things perceived through the senses as opposed to the mind; tangible or concrete.
Example
Physical components form the system's base.
C1 noun /kuːp/

coop

Meaning
a small enclosure or cage for chickens or other birds
Example
The farmer checked the chickens in the coop every morning.
C2 verb /ɪˈreɪdieɪt/

irradiate

Meaning
to shine light on something; to expose to radiation; to illuminate or brighten
Example
The scientist used a lamp to irradiate the sample.
B2 adjective /ˈstraɪkɪŋ/

striking

Meaning
very noticeable or impressive in appearance or effect
Example
Her striking beauty caught everyone's attention.
A2 noun /ˈstʌmək/

Stomach

Meaning
the organ in the body where food is digested; the belly or abdomen
Example
My stomach hurts after eating too much.
B2 verb /ˌoʊvərˈkʌm/

overcome

Meaning
To succeed in dealing with a problem or difficulty.
Example
You can overcome procrastination with planning.
B2 noun fəˈtɪl.ɪ.ti

fertility

Meaning
The quality of being fertile; fruitfulness.
Example
Fertility of the soil is crucial for farming.
C2 noun /mjuːˈnɪfəsəns/

munificence

Meaning
great generosity or lavish giving
Example
The hospital was built thanks to the munificence of a wealthy donor.
B2 noun /ˌsɪmjuˈleɪʃən/

simulation

Meaning
the imitation of a situation or process
Example
The simulation helped the students understand the complex theory.
C1 noun /nɪərˈvɑːnə/

nirvana

Meaning
A state of perfect happiness, peace, and freedom from suffering; in Buddhism, the ultimate goal of liberation.
Example
Meditation helps some people seek nirvana in their lives.
C1 adjective /ˈflæʃi/

flashy

Meaning
ostentatious or showy in a way that attracts attention
Example
He drove a flashy sports car through the city streets.
C1 adjective /ˌɒbsəˈliːt/

obsolete

Meaning
No longer in use or out of date.
Example
Floppy disks are now completely obsolete.
C1 adjective /pəˈroʊkiəl/

parochial

Meaning
Having a limited or narrow outlook; relating to a parish.
Example
His parochial view prevented him from understanding global issues.
B2 noun /fɜːr/

Fur

Meaning
thick hair covering the body of animals
Example
The cat's fur was soft and warm to touch.
C1 noun /ˈtres.pæs.ər/

Trespasser

Meaning
a person who enters someone's property without permission
Example
The security guard caught the trespasser climbing over the fence.
C2 adjective /pʌŋkˈtɪliəs/

punctilious

Meaning
Showing great attention to detail or correct behavior.
Example
She was punctilious in her attention to etiquette.
C1 noun /kæsˈkeɪd/

Cascade

Meaning
a waterfall; a succession of stages or operations
Example
The mountain cascade created a beautiful natural swimming pool below.
B1 noun /ˈɑː.lɪv/

Olive

Meaning
a small oval fruit with a hard pit, typically green or black, used for eating or making oil
Example
Olive oil is considered one of the healthiest cooking oils available.
C2 adjective /ˈɔːrnəri/

ornery

Meaning
bad-tempered and combative; stubborn
Example
The ornery old man refused to leave his chair.
B2 noun /ˈlɒbi/

lobby

Meaning
a large open area near the entrance of a building; also a group trying to influence decisions.
Example
We met the manager in the hotel lobby before the meeting.
B2 noun /ˌkɔr.əˈspɑn.dəns/

Correspondence

Meaning
letters sent or received; similarity or equivalence; communication by exchange of letters
Example
The historical correspondence between the two famous writers was recently published.
C1 adjective dʒuːˈdɪʃ.əs

judicious

Meaning
Having, showing, or done with good judgment or sense; wise and careful.
Example
A judicious decision can prevent future problems.
C2 noun /ˌpɜːrspɪˈkjuːəti/

perspicuity

Meaning
Clarity and ease in speech or writing; the quality of being clearly expressed.
Example
The perspicuity of his lecture made it easy for students to understand complex topics.
B2 noun /ˈɪm.pʌls/

Impulse

Meaning
a sudden strong and unreflective urge or desire to act; a driving force or motivation
Example
She bought the expensive dress on impulse and later regretted the purchase.
C2 adjective /nɪˈfɛəriəs/

nefarious

Meaning
Wicked, criminal, or morally bad.
Example
The police uncovered a nefarious plot to cheat investors.
C2 noun /ˈɡɜːrn.zi/

Guernsey

Meaning
a knitted sweater; a type of woolen pullover
Example
He wore a warm guernsey during the cold winter evening.