impermeable
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C1 adjective /ɪmˈpɜːmiəbl/

impermeable

Meaning
Not allowing fluid or gas to pass through.
Example
The container is made of impermeable plastic.
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.
A2 noun /ˈnoʊtbʊk/

notebook

Meaning
a small book with blank or ruled pages for writing notes; also a portable computer
Example
She opened her notebook to jot down some ideas.
C2 noun (plural, informal) /skædz/

scads

Meaning
A large number or quantity of something (informal).
Example
She has scads of friends in the city.
B1 verb /dɪˈleɪ/

delay

Meaning
to make something happen later than planned
Example
The flight was delayed due to bad weather.
A1 verb /kʌt/

cut

Meaning
to divide or separate with a sharp tool
Example
I cut the paper with scissors.
A2 noun /reɪs/

race

Meaning
a competition of speed, or a group of people with similar characteristics
Example
The race was very exciting, with many competitors.
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.
B2 preposition /əˈmɪd/

amid

Meaning
in the middle of or surrounded by something
Example
The team stayed calm amid the chaos.
C2 adjective /ˈhæl.si.ən/

halcyon

Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
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.
C2 verb /rɪˈkjʊə/

recure

Meaning
to cure again; to remedy a second time
Example
The doctor had to recure the wound after it reopened.
A2 verb /hɪt/

hit

Meaning
to strike; to reach a target
Example
He hit the ball with the bat.
C1 adjective /pləˈtɒnɪk/

platonic

Meaning
relating to a close relationship that is not romantic or sexual
Example
They have a platonic friendship that has lasted for years.
C1 verb /ədˈmɒnɪʃ/

admonish

Meaning
to warn or reprimand someone firmly; to advise or urge earnestly
Example
The teacher admonished the students for being late.
C1 noun /ɪnˈtruː.ʒən/

intrusion

Meaning
Unauthorized entry into a system or place without permission
Example
The company detected an intrusion in its server.
C1 noun /ˈmɪl.ɪ.tənt/

Militant

Meaning
A person who uses aggressive or violent methods to promote a political or social cause
Example
The militant group demanded immediate political reforms.
B2 noun /ˈleɪ.bər.ər/

Labourer

Meaning
a person who does unskilled physical work for wages
Example
The labourer worked hard all day at the construction site.
C1 adjective /ˈpɛtjʊlənt/

petulant

Meaning
Childishly sulky or bad-tempered.
Example
The child became petulant when denied more candy.
B2 noun /əbˈsɛʃən/

obsession

Meaning
An idea, thought, or concern that continually preoccupies or intrudes on a person's mind.
Example
His obsession with success drove him to work day and night.
B1 noun prɪˈven.ʃən

prevention

Meaning
The action of stopping something from happening or arising.
Example
Prevention of fascism ensures democracy.
C1 noun /prəˈpɛlənt/

propellant

Meaning
A substance that drives or pushes something forward, especially fuel in rockets or engines.
Example
The rocket uses a liquid propellant to launch into space.
A1 noun /ˈtiː.ʃɜːrt/

T-shirt

Meaning
a casual shirt with short sleeves and no collar
Example
She bought a new t-shirt for the summer vacation.
C1 verb /dɪsˈhɑːrtn/

dishearten

Meaning
to cause someone to lose determination or confidence; to discourage
Example
The constant rejection letters began to dishearten the young writer.
C2 noun /ˈdʒæk.dɔː/

Jack-daw

Meaning
a small gray and black bird of the crow family, known for its intelligence
Example
The jackdaw collected shiny objects for its nest.
A2 adjective /ˈɑp.ə.zɪt/

Opposite

Meaning
Contrary; completely different; facing each other; reverse;
Example
They have opposite views on politics but remain good friends.
C1 noun /ˌhɑːmənaɪˈzeɪʃən/

harmonization

Meaning
The process of making things compatible or consistent with one another.
Example
The harmonization of different policies ensures consistent results.
C1 verb /ɪmˈplɔːr/

implore

Meaning
To beg someone earnestly or desperately to do something.
Example
She implored him to stay with her.
B2 noun /əˌbriːviˈeɪʃən/

abbreviation

Meaning
a shortened form of a word or phrase
Example
NASA is an abbreviation for National Aeronautics and Space Administration.
C1 noun /ˈdaʊri/

dowry

Meaning
Property or money brought by a bride to her husband at marriage.
Example
The dowry tradition is still followed in some cultures.
A1 noun /tɔɪ/

toy

Meaning
an object for children to play with
Example
The child received a toy car for his birthday.
C1 noun /ˌɡræt.ɪ.fɪˈkeɪ.ʃən/

gratification

Meaning
Pleasure, especially when gained from the satisfaction of a desire.
Example
The instant gratification of social media affects patience.
C1 adjective ˌkɑːr.sɪ.nəˈdʒen.ɪk

carcinogenic

Meaning
Having the potential to cause cancer in living tissue.
Example
Processed meat contains carcinogenic compounds.
A2 verb /bæt/

bat

Meaning
to hit with a bat; to flutter eyelids
Example
She bats her eyelashes flirtatiously.
B2 adjective /ˌdʒiːəˈɡræfɪkəl/

geographical

Meaning
relating to geography; connected with the physical features, location, or characteristics of the Earth or a particular area
Example
The country’s geographical position makes it an important trading hub.
B2 verb /ʃriːk/

shriek

Meaning
to make a loud, high-pitched cry
Example
She shrieked when she saw the spider.
B1 noun /weɪst/

Waist

Meaning
the part of the human body below the ribs and above the hips
Example
She tied a belt around her waist.
B2 verb /ˈspɛʃəˌlaɪz/

specialize

Meaning
to focus on a particular subject or activity and become an expert in it
Example
He decided to specialize in cardiology.
C1 adjective ɪnˈtrɪn.zɪk

intrinsic

Meaning
Belonging naturally; essential. Existing as a natural or basic part of something.
Example
Creativity is an intrinsic quality of a great artist.
B1 adjective /bɔɪld/

Boiled

Meaning
cooked in boiling water
Example
She served boiled eggs for breakfast.
C2 noun /ˌdʒiːniˈælədʒɪst/

genealogist

Meaning
A person who studies or traces the history of families and their lineages.
Example
The genealogist uncovered records dating back to the 18th century.
C2 adjective /əˈsɪdjʊləs/

acidulous

Meaning
slightly sour or sharp in taste or manner
Example
The critic wrote an acidulous review of the movie.
B2 noun speɪs ɪksplɔːˈreɪʃən

space exploration

Meaning
The investigation of outer space by means of manned and unmanned spacecraft.
Example
Space exploration has expanded our knowledge of the universe.
B1 noun /kəˈsiːnoʊ/

casino

Meaning
a place where people gamble and play games of chance
Example
They spent the evening playing cards at the casino.
C1 adjective /loʊθ/

loath

Meaning
reluctant or unwilling to do something
Example
She was loath to admit her mistake in front of everyone.
A2 noun /ədˈvæn.tɪdʒ/

Advantage

Meaning
a condition or circumstance that puts one in a favorable position; a benefit
Example
Having a college degree gives you an advantage in the job market.
C2 noun /ˈæpəplɛksi/

apoplexy

Meaning
A sudden loss of consciousness or control due to stroke or extreme anger.
Example
The old man nearly had apoplexy when he heard the shocking news.
C1 adverb /ˌhɛdˈfɜrst/

headfirst

Meaning
With the head leading; in a reckless or hasty manner.
Example
He dived headfirst into the pool.
C1 verb /ˈmæd.ən/

madden

Meaning
To make someone very angry or extremely annoyed.
Example
The constant noise maddened him.
C2 noun /ˈɑːrbərɪˌkʌltʃər/

arboriculture

Meaning
the cultivation and management of trees and shrubs
Example
He studied arboriculture to improve urban green spaces.
C2 verb /kəˈdʒoʊl/

cajole

Meaning
To persuade someone to do something by flattery or gentle urging.
Example
She managed to cajole her friend into joining the trip.
C2 noun /ˈhænd ˌrɪŋɪŋ/

hand-wringing

Meaning
excessive worry or concern expressed in a visible or dramatic way.
Example
There was much hand-wringing over the political crisis.
C2 verb /ˌriːkruːˈdɛs/

recrudesce

Meaning
to break out or appear again after a period of dormancy or decline
Example
After months of calm, violence recrudesced in the region.
C1 adjective /ˈtrɛtʃərəs/

treacherous

Meaning
Dangerously unstable or deceptive; likely to betray trust.
Example
The treacherous road made driving difficult.
C1 adverb /ˌɪn.ədˈvɜːr.tənt.li/

Inadvertently

Meaning
without being aware of what you are doing; unintentionally; by mistake
Example
She inadvertently deleted the important file while cleaning her computer.
C2 noun /məˈræs/

morass

Meaning
A complicated or confused situation; a swampy or boggy ground.
Example
The project got stuck in a bureaucratic morass.
C2 adjective /ˌlɛvəlˈhɛdɪd/

levelheaded

Meaning
calm and sensible; showing good judgment.
Example
She remained levelheaded during the crisis.
C1 adjective /ɪkˈskjuːzəbl/

excusable

Meaning
Able to be forgiven or justified.
Example
Her mistake was excusable given the circumstances.
B2 adjective /dɪˈfektɪv/

Defective

Meaning
having faults or defects; imperfect
Example
The defective product was returned to the store.
B1 noun /rɪˈkwaɪə(r)mənt/

requirement

Meaning
something that is necessary or demanded
Example
The job has specific educational requirements.
A2 verb /ˈkænsəl/

cancel

Meaning
to decide that something planned will not take place
Example
The flight was canceled due to heavy rain.
C1 noun /ˈtraɪ.pɒd/

tripod

Meaning
A three-legged stand used to support a camera, telescope, or other object.
Example
The photographer set up his camera on a tripod.
C2 verb /ɪɡˈzɪləreɪt/

exhilarate

Meaning
To make someone feel very happy, animated, or excited.
Example
The mountain view exhilarated the travelers.
C2 noun ˌfjuːmɪˈɡeɪʃən

fumigation

Meaning
The practice of disinfecting or purifying an area using gas or smoke.
Example
Fumigation is an effective method to control pest infestations.
B2 noun ˈnɒv.əl.ti

novelty

Meaning
The quality of being new, original, or unusual; a new or unfamiliar thing or experience.
Example
The novelty of the invention attracted investors.
B1 noun /ˈtʃæmpiənʃɪp/

championship

Meaning
a competition to decide who is the best in a particular sport or activity.
Example
The championship will be held next month.
C1 noun /mɪˈsɑːdʒəni/

misogyny

Meaning
Hatred of, contempt for, or prejudice against women.
Example
The novel has been criticized for promoting misogyny.
C1 noun /ɪnˈfjuːʒən/

infusion

Meaning
the act of introducing something into another; a drink made by steeping leaves or herbs in liquid
Example
She prepared a calming infusion of chamomile tea.
C1 adjective /ˈɔː.də.bəl/

Audible

Meaning
able to be heard; loud enough to hear
Example
The speaker's voice was barely audible from the back of the large hall.
C2 noun /ˈkjʊriˌoʊ/

curio

Meaning
a small unusual or interesting object, often collected for its rarity
Example
She bought a curio from the antique shop.
B2 noun /ˈmærəθən/

marathon

Meaning
a long-distance running race, typically 42.195 kilometers (26.2 miles)
Example
She completed the marathon in under four hours.
B2 noun /ˈtɪmbər/

timber

Meaning
wood prepared for use in building and carpentry
Example
The house was built entirely from local timber.
B2 noun ˈoʊzoʊn dɪˈpliʃən

ozone depletion

Meaning
The reduction in the amount of ozone in the Earth's stratosphere, leading to increased UV radiation.
Example
Ozone depletion increases UV radiation.
C2 adjective /tɒnˈsɔːriəl/

tonsorial

Meaning
relating to barbers or hairdressing
Example
The town's new barber offered a wide range of tonsorial services.
C2 adjective /ˌɪnkɔːrˈpɔːriəl/

incorporeal

Meaning
lacking a physical body; not composed of matter; intangible
Example
Ghosts are often described as incorporeal beings.
B2 noun /dɪˈnaɪ.əl/

Denial

Meaning
the action of declaring something to be untrue; refusal to acknowledge something
Example
His denial of involvement in the scandal was met with skepticism.
C1 verb /dɪˈfɔːrm/

deform

Meaning
to change the shape or form of something, especially in a way that makes it ugly or damaged; to distort
Example
The intense heat began to deform the plastic container.
A2 adjective /ˈnɜː.vəs/

Nervous

Meaning
feeling anxious or worried; relating to the nerves; easily agitated
Example
She felt nervous before her job interview.
B2 noun /ˈjuː.sɪdʒ/

Usage

Meaning
the action of using something; the way in which words are used in a language
Example
The dictionary explains the correct usage of difficult words.
B2 noun /ʌnˈrest/

Unrest

Meaning
a state of dissatisfaction and disturbance; social or political disorder
Example
The economic crisis led to widespread social unrest.
A1 noun /faɪər/

Fire

Meaning
combustion or burning, in which substances combine chemically with oxygen from the air
Example
The fire in the fireplace provided warmth and a cozy atmosphere.
A1 noun /tʃiːz/

Cheese

Meaning
a food made from the pressed curds of milk; used for photography to make people smile
Example
She added grated cheese to the pasta for extra flavor.
B2 adjective /səbˈstæn.ʃəl/

Substantial

Meaning
large in size, amount, or importance; considerable; significant
Example
There was a substantial increase in sales this quarter.
C1 verb /ɪˈlɪsɪt/

elicit

Meaning
To draw out a response, answer, or reaction from someone.
Example
The teacher’s question elicited thoughtful answers from the students.
C2 adjective /ˈpeɪli/

paly

Meaning
striped with different colors, usually used in heraldry
Example
The knight’s shield was decorated with paly stripes of red and gold.
A2 noun /ˌkæŋ.ɡəˈruː/

Kangaroo

Meaning
a large marsupial from Australia that moves by hopping on its strong hind legs
Example
The kangaroo jumped high with its joey in its pouch.
B2 adjective /ˈtaɪərləs/

tireless

Meaning
Showing great effort or energy without becoming tired.
Example
She worked tirelessly to complete the project on time.
C1 adjective /ˌaɪ.di.əˈlɒdʒ.ɪ.kəl/

ideological

Meaning
Relating to or based on a system of ideas or beliefs.
Example
The two parties are divided by deep ideological differences.
C2 noun/adjective /prɪˈsɪpɪtənt/

precipitant

Meaning
As a noun: a substance that causes a substance to be deposited from a solution; as an adjective: acting hastily or impulsively.
Example
The chemist added a precipitant to the solution to observe the reaction.
B1 adjective /ˈvɛəriəs/

Various

Meaning
several different; many different types of
Example
She has lived in various countries around the world.
C2 verb /ˈmæɡnɪtaɪz/

magnetize

Meaning
to make something magnetic or to strongly attract
Example
The scientist managed to magnetize the iron rod.
B2 adjective /prəˈvɪʒənəl/

Provisional

Meaning
arranged for the present; temporary; subject to later confirmation
Example
The provisional agreement will be reviewed next month.
C2 verb /ˈkænənaɪz/

canonize

Meaning
To officially declare a dead person a saint; to regard as great or significant.
Example
The church canonized the martyr after years of investigation.
C1 verb trænˈsɛnd

transcend

Meaning
To go beyond the limits of something; to surpass or exceed
Example
His effort to transcend traditional methods was commendable.
C1 noun /ˌdʒerənˈtɑːlədʒi/

gerontology

Meaning
The scientific study of old age and the process of aging.
Example
She chose to specialize in gerontology after completing medical school.
B2 noun /ˈmaɪ.ɡrənt/

migrant

Meaning
A person who moves from one place to another, especially to find work or better living conditions.
Example
Many migrants travel long distances to find employment.
C1 noun ˈrəʊvə

rover

Meaning
A vehicle for driving over rough terrain, especially one driven by remote control over extraterrestrial terrain.
Example
The rover landed on Mars to begin its exploration.
C1 noun /ˈɛkstrəˌvɜːrt/

extrovert

Meaning
a person who is outgoing, sociable, and energized by being around other people
Example
As an extrovert, she enjoys meeting new people at social events.
B1 noun /ˈtʃɪl.i/

Chilly/Chilli

Meaning
noticeably cold; a hot-tasting pod of a variety of capsicum, used as a spice
Example
The chef added red chilli to make the curry spicier.
C2 noun /ˈjuːnɪvəˌlɛns/

univalence

Meaning
The state of having a single valence or combining power, especially in chemistry.
Example
Hydrogen is characterized by its univalence in chemical reactions.
B1 verb /ræp/

wrap

Meaning
to cover something completely with paper or cloth; to enclose
Example
Please wrap the gift in colorful paper.
B1 adverb /ˈpɑrtli/

Partly

Meaning
to some extent; not completely; in part
Example
The weather was partly cloudy today.
C1 noun /ˈdʒɪŋ.ɡəl/

Jingle

Meaning
a light ringing sound such as that made by metal objects being shaken together; a short catchy song
Example
The jingle of keys could be heard as she walked down the hallway.
B2 noun /rɪˈmuː.vəl/

Removal

Meaning
the action of taking something away or eliminating it; dismissal from office
Example
The removal of the old furniture took all day.
A2 noun /ɡɒlf/

golf

Meaning
A game in which players use clubs to hit a ball into a series of holes on a course in as few strokes as possible.
Example
He spends his weekends playing golf with his friends.
C1 noun dəˌmɛstɪˈkeɪʃən

domestication

Meaning
The process of taming an animal and keeping it as a pet or for farm produce.
Example
Domestication of animals has been crucial for human survival.
C1 adjective /tænˈdʒɛnʃəl/

tangential

Meaning
relating to or along a tangent; slightly or indirectly related to something
Example
His remarks were tangential to the main topic of discussion.
C1 noun /ˈpluː.mɪdʒ/

plumage

Meaning
the feathers covering a bird's body
Example
The peacock's plumage was vibrant and eye-catching.
C2 noun /ˈboʊsən/

boatswain

Meaning
a ship's officer in charge of equipment and the crew
Example
The boatswain supervised the sailors on deck.
A1 noun/verb /ˈraɪ.tɪŋ/

writing

Meaning
The activity of putting words on paper or composing text; the written form of communication.
Example
She spends hours every day on her creative writing.
C1 adjective /ˌɪnstənˈteɪniəs/

instantaneous

Meaning
Happening immediately, without any delay.
Example
The change in temperature was almost instantaneous.
C1 verb /ɡrʌnt/

grunt

Meaning
to make a low, rough sound, often when exerting effort or expressing annoyance
Example
He grunted as he lifted the heavy box.
C2 adjective /ɪmˈperɪʃəbəl/

Imperishable

Meaning
not subject to decay; lasting forever; eternal
Example
The imperishable beauty of classical art continues to inspire generations.
B2 noun /ˈɡləʊ.bəl piːs/

global peace

Meaning
Worldwide harmony and absence of conflict between nations.
Example
Global peace requires collective efforts.
C1 noun /ʌnˈfeɪθfʊlnəs/

unfaithfulness

Meaning
the quality of being disloyal or not faithful; breach of trust or fidelity
Example
His unfaithfulness led to the end of their marriage.
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.
A1 noun /wɒnt/

Want

Meaning
lack or shortage of something; poverty or need
Example
There is a want of fresh water in the drought-affected areas.
C1 noun ˈdaɪ.nə.sti

dynasty

Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
C2 adjective /ɪnˈtræn.sɪ.dʒənt/

intransigent

Meaning
Unwilling or refusing to change one's views or to agree about something.
Example
His intransigent stance delayed the agreement.
B2 verb /ˌdɪsəˈpruːv/

disapprove

Meaning
to have a negative opinion about something; to consider something wrong or bad
Example
Many parents disapprove of smoking.
C2 noun /ˈkɔːrpəskəl/

corpuscle

Meaning
a small particle or cell, especially a blood cell
Example
Red corpuscles carry oxygen throughout the body.