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C1 noun ˈkəmˌpaʊndɪŋ

compounding

Meaning
The process whereby interest is added to an amount of money and future interest is calculated on the total.
Example
Compounding interest increases the value of investments over time.
C1 verb /ɜːr/

err

Meaning
to make a mistake or be incorrect
Example
To err is human, to forgive divine.
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 noun /ˌɪnfɪˈdɛləti/

infidelity

Meaning
the act of being unfaithful to a spouse or partner
Example
Their marriage ended due to his infidelity.
C1 noun /ˈskæf.əld/

Scaffold

Meaning
a temporary structure used by workers to stand on when building or repairing something high; a platform for execution
Example
The workers erected a scaffold to paint the building's exterior.
C1 noun /ˈtrɪviə/

trivia

Meaning
Details or information that are considered unimportant or of little value.
Example
The quiz was filled with fun trivia about movies and music.
C1 noun /ɪnˌkɑːsəˈreɪʃən/

incarceration

Meaning
the state of being imprisoned or confined
Example
The criminal faced years of incarceration for his crimes.
C1 noun /ˈfɔːrmən/

foreman

Meaning
a person in charge of a group of workers, especially in a factory or construction site
Example
The foreman supervised the workers on the construction site.
C1 adjective /ˈmaɪzərli/

miserly

Meaning
Unwilling to spend money; stingy.
Example
She lived a miserly life, refusing to buy anything new.
C1 noun /krɪpt/

crypt

Meaning
an underground chamber, especially one beneath a church, used as a burial place
Example
The tourists explored the ancient crypt beneath the cathedral.
C1 noun /ˌəʊvərɪksˌplɔɪˈteɪʃən/

overexploitation

Meaning
The unsustainable use of natural resources at a rate that exceeds their ability to regenerate, leading to depletion and environmental degradation.
Example
Overexploitation of natural resources leads to environmental degradation.
C1 verb, adjective, noun /spruːs/

spruce

Meaning
to make neat or tidy in appearance; also refers to an evergreen tree
Example
He spruced up his room before the guests arrived.
C1 adjective /kənˈtɪn.ju.əl/

Continual

Meaning
happening repeatedly over a long period of time; constant and uninterrupted
Example
The continual noise from the construction site was very annoying.
C1 noun /kənˈvʌl.ʃən/

convulsion

Meaning
a sudden, violent, involuntary contraction of muscles; a seizure
Example
The medicine helped prevent convulsions in children.
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 /paʊt/

pout

Meaning
to push one's lips forward as an expression of annoyance or sulkiness
Example
The child began to pout when he didn’t get the toy.
C1 verb /ˈrevəl/

revel

Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
C1 noun /ˌfɪziˈɑːlədʒi/

physiology

Meaning
the scientific study of the functions and mechanisms in a living system
Example
She is majoring in human physiology at the university.
C1 noun prəˈkjʊrmənt

procurement

Meaning
The action of obtaining or procuring something, especially for official purposes.
Example
The procurement of modern equipment has improved research accuracy.
C1 verb /ˈkrɒs.briːd/

crossbreed

Meaning
to produce an animal or plant by mating two different breeds, varieties, or species
Example
Farmers crossbreed cows to improve milk production.
C1 noun /ɪˈmɜː.ʃən/

immersion

Meaning
Complete engagement in an environment or experience.
Example
Immersion in VR games makes users feel like they are inside the virtual world.
C1 verb /rɪˈvɪər/

revere

Meaning
To deeply respect or admire someone or something.
Example
The students revered their teacher for his wisdom.
C1 noun /ɪmˈpɛd.ɪ.mənt/

impediment

Meaning
A hindrance or obstruction in doing something; something that prevents progress.
Example
Lack of funds is a major impediment to the project.
C1 noun /klæn/

clan

Meaning
a large family group or a close-knit community with shared interests or ancestry
Example
The entire clan gathered to celebrate the festival.
C1 noun /ˌprɒvəˈkeɪʃən/

provocation

Meaning
An action or statement that is intended to make someone angry or to cause a reaction.
Example
His rude comment was a clear provocation.
C1 noun ˈvɜːmɪn

vermin

Meaning
Small harmful animals or insects that are difficult to control and carry disease.
Example
The house was infested with vermin, requiring immediate action.
C1 noun /ˈdeɪ.li.ə/

Dahlia

Meaning
a garden plant with brightly colored flowers that bloom in summer and autumn
Example
She planted colorful dahlias in her garden last summer.
C1 noun /fiːnd/

fiend

Meaning
an evil spirit or demon; a wicked or cruel person; someone obsessed with a particular thing
Example
He is a real fiend when it comes to solving puzzles.
C1 verb /ˈsɪvɪlaɪz/

civilize

Meaning
to bring a society or group to a more developed, organized, or socially acceptable state; to educate and refine behavior
Example
Education can help civilize communities by promoting shared values and respect.
C1 noun /ˈsæf.rən/

Saffron

Meaning
a deep yellow-orange color; an expensive spice derived from crocus flowers
Example
The saffron fabric looked beautiful in the sunlight.
C1 verb /prəˈfes/

profess

Meaning
to declare or claim openly; to state one's belief
Example
He professes his love for classical music.
C1 noun ˈmæŋɡroʊv ˈfɒrɪst

Mangrove Forest

Meaning
A coastal forest ecosystem characterized by salt-tolerant trees and shrubs that grow in intertidal zones.
Example
Sundarbans is the world's largest mangrove forest.
C1 verb /ˈpʌməl/

pummel

Meaning
To strike repeatedly with the fists; to beat or hit forcefully.
Example
The boxer pummeled his opponent in the final round.
C1 adjective /ˌʌnfɔːrˈsiːn/

unforeseen

Meaning
Not anticipated or predicted; unexpected.
Example
The project faced unforeseen challenges that delayed its completion.
C1 noun /ˈtjuːmʌlt/

tumult

Meaning
A loud, confused noise, especially caused by a crowd; commotion or disorder.
Example
The protest created a tumult in the city square.
C1 adjective /ɡlaɪˈsiː.mɪk/

glycemic

Meaning
Relating to the presence of glucose in the blood and how foods affect blood sugar levels.
Example
High-glycemic foods cause a rapid increase in blood sugar.
C1 verb /riˈdʒɔɪn/

rejoin

Meaning
to join again or return to a group, place, or activity
Example
After a short break, she decided to rejoin the team.
C1 adjective /ˈfrɪdʒɪd/

Frigid

Meaning
extremely cold; freezing; icy
Example
The frigid weather made it difficult to go outside.
C1 noun /məˈdɜːrnəti/

modernity

Meaning
The quality or condition of being modern; up-to-date ideas, practices, or style.
Example
The city’s architecture reflects both tradition and modernity.
C1 noun /ˈmɜːrdʒər/

merger

Meaning
The combination of two or more companies into a single entity.
Example
The merger of the two firms created the largest bank in the region.
C1 adjective /læks/

lax

Meaning
Not strict, severe, or careful; negligent or careless.
Example
The security at the airport was surprisingly lax.
C1 verb /ˈfæbrɪkeɪt/

fabricate

Meaning
to invent or concoct something, often with the intent to deceive; or to construct or manufacture
Example
The witness fabricated his testimony to protect himself.
C1 noun /ˈviːəməns/

Vehemence

Meaning
great forcefulness or intensity of feeling or expression; passionate conviction
Example
He argued with such vehemence that everyone was surprised.
C1 adjective /əˈbɪzməl/

abysmal

Meaning
extremely bad or appalling
Example
The team's performance was abysmal.
C1 adjective /ˈfɜːr.vənt/

fervent

Meaning
having or showing intense passion or enthusiasm
Example
She gave a fervent speech about climate change.
C1 adjective /ɪɡˈzæktɪŋ/

exacting

Meaning
demanding a lot of effort, attention, or precision
Example
She is known for her exacting standards in design.
C1 adverb /ɪnˈvɜːrs.li/

Inversely

Meaning
in a way that is opposite or contrary; in reverse order or manner
Example
The price of goods is inversely related to their availability in the market.
C1 adjective /kənˈtɪɡ.ju.əs/

contiguous

Meaning
sharing a common border; touching
Example
The two continguous houses shared a wall.
C1 noun /ˌpærəˈnɔɪə/

paranoia

Meaning
an irrational and persistent feeling that people are 'out to get you' or are constantly watching you
Example
His constant paranoia made it hard for him to trust anyone.
C1 noun ɡrɪt

grit

Meaning
Long-term determination and perseverance in the face of hardship and challenges.
Example
His grit and hard work led him to success.
C1 noun /skɪt/

skit

Meaning
a short, humorous performance or piece of writing
Example
The students performed a funny skit at the event.
C1 noun mɪˈtɪkjʊləsnɪs

meticulousness

Meaning
Great attention to detail; very careful and precise.
Example
His meticulousness made the project successful.
C1 noun /ˈpæstər/

pastor

Meaning
a minister in charge of a Christian church or congregation
Example
The pastor delivered a heartfelt sermon on compassion.
C1 noun /ˈpæŋkriəs/

pancreas

Meaning
A gland in the abdomen that produces insulin and digestive enzymes.
Example
The pancreas plays a vital role in digestion and blood sugar regulation.
C1 noun ˈɪn.fər.əns

inference

Meaning
A conclusion reached on the basis of evidence and reasoning; logical deduction.
Example
Scientists make inferences based on experimental data.
C1 noun /əˈboʊd/

abode

Meaning
a place of residence; a home
Example
They invited us to their humble abode.
C1 noun ɪnˌɛv.ɪ.təˈbɪl.ɪ.ti

inevitability

Meaning
The quality of being certain to happen and impossible to avoid or prevent.
Example
The inevitability of change is a part of life.
C1 noun /ˈfiː.nɪks/

phoenix

Meaning
a mythical bird that is reborn from its ashes; symbol of immortality or renewal
Example
The legend says the phoenix rises from its ashes every 500 years.
C1 adjective /pəˈmɪs.ɪv/

permissive

Meaning
Allowing or characterized by great or excessive freedom of behavior; very lenient or indulgent.
Example
Permissive parenting can sometimes lead to a lack of discipline in children.
C1 verb /ˌoʊvərˈθroʊ/

overthrow

Meaning
To remove a leader or government from power, often by force.
Example
The rebels planned to overthrow the corrupt regime.
C1 verb /ɪmˈploʊd/

implode

Meaning
To collapse or burst inward violently.
Example
The old building imploded during the demolition.
C1 noun /sɪv/

sieve

Meaning
a utensil with a mesh or perforated bottom, used for straining or sifting
Example
She used a sieve to strain the pasta.
C1 noun /ˈaɪsətəʊp/

isotope

Meaning
Atoms of the same element with equal number of protons but different numbers of neutrons.
Example
Carbon-14 is a radioactive isotope used in dating fossils.
C1 noun /peɪˈiː/

payee

Meaning
A person to whom money is paid or is to be paid.
Example
The payee must sign the check before cashing it.
C1 adjective /ˌwɛlˈbrɛd/

well-bred

Meaning
Having or showing good manners; properly raised.
Example
She is a well-bred young lady with excellent manners.
C1 verb /ˈpɜːmieɪt/

permeate

Meaning
Spread throughout (something); pervade.
Example
The scent of fresh flowers permeated the entire room.
C1 adjective /ˈpɪt.i.ləs/

pitiless

Meaning
showing no pity or compassion; cruel
Example
The pitiless ruler ignored the suffering of his people.
C1 noun mælˈnʌr.ɪʃ.mənt

malnourishment

Meaning
Lack of proper nutrition, caused by not having enough to eat, not eating enough of the right things, or being unable to use the food that one does eat.
Example
Children in poverty-stricken areas suffer from malnourishment.
C1 noun /kwɪnˈtɛsəns/

quintessence

Meaning
The purest or most perfect example of something.
Example
She is the quintessence of elegance.
C1 adjective /ˌhaɪdroʊɪˈlɛktrɪk/

hydroelectric

Meaning
Relating to or denoting the generation of electricity using flowing water.
Example
The country invested heavily in hydroelectric power plants.
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.
C1 noun /ɡluːm/

Gloom

Meaning
partial or total darkness; a state of dejection or despondency
Example
The thick clouds cast a gloom over the valley, making everything appear dark and dreary.
C1 verb /plʌm/

plumb

Meaning
to measure the depth of water or examine closely
Example
They used a line to plumb the depth of the lake.
C1 verb /dɪˈmiːn/

demean

Meaning
to cause someone to lose dignity or respect
Example
The manager demeaned his employees with rude remarks.
C1 noun /ˈprɒv.ɜːb/

Proverb

Meaning
a short saying that expresses a general truth or gives advice
Example
The proverb 'Early to bed, early to rise' teaches us about good habits.
C1 noun /ˈdɪɡnɪˌtɛri/

dignitary

Meaning
a person considered to be important because of high rank or office
Example
Several foreign dignitaries attended the state banquet.
C1 noun /rɔ ˈtɜrmərɪk/

Raw Turmeric

Meaning
fresh unprocessed root of the turmeric plant used as a spice and medicine
Example
Grate raw turmeric into the curry for authentic flavor.
C1 verb /tʃaɪd/

chide

Meaning
to scold or rebuke; to express disapproval
Example
The teacher chided the student for being late.
C1 noun ˈoʊʃən əˌsɪdɪfɪˈkeɪʃən

ocean acidification

Meaning
The ongoing decrease in the pH of the Earth's oceans, caused by the absorption of carbon dioxide from the atmosphere.
Example
Ocean acidification is caused by atmospheric CO2 absorption.
C1 noun /fjuːd/

feud

Meaning
a prolonged and bitter quarrel or conflict, often between families or groups
Example
The two families have been in a feud for generations.
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 noun /pʌnˈdʒɑː.bi/

Punjabi

Meaning
a traditional long shirt worn in South Asia, typically loose-fitting
Example
He wore a white punjabi for the festival celebration.
C1 adjective /ræmˈbʌŋk.ʃəs/

rambunctious

Meaning
boisterous, energetic, and difficult to control.
Example
The rambunctious children filled the house with noise.
C1 noun /ˈɪrˌplʌɡ/

earplug

Meaning
a device inserted into the ear to block out noise or water
Example
He wore earplugs to sleep during the noisy night.
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.
C1 adjective, adverb (informal, vulgar) /ˈfʌkɪŋ/

fucking

Meaning
used for emphasis, often expressing anger or frustration (vulgar slang)
Example
It was a fucking disaster!
C1 noun /æbˈstrækʃən/

abstraction

Meaning
the process of forming general ideas by removing specific details; an abstract concept or idea
Example
Abstraction allows complex ideas to be represented in a simplified form.
C1 verb /ˈprɒfər/

proffer

Meaning
to offer something for acceptance; to present
Example
She proffered her hand as a sign of friendship.
C1 noun/verb /ˈɡlɪmər/

glimmer

Meaning
A faint or wavering light; to shine with a faint light.
Example
A glimmer of hope shone in her eyes.
C1 verb /riˈɪtəreɪt/

reiterate

Meaning
To say something again or repeatedly for emphasis or clarity.
Example
The teacher reiterated the importance of honesty.
C1 noun ˌdɪdʒɪˈnɛəreɪʃən

degeneration

Meaning
The process of decline or deterioration in structure or function.
Example
The degeneration of brain cells leads to cognitive decline.
C1 verb /dɪˈnəʊt/

denote

Meaning
To be a sign of; to indicate or mean something.
Example
A red flag denotes danger.
C1 noun /mɜːrθ/

mirth

Meaning
Great joy, amusement, or laughter.
Example
The festival was full of mirth and laughter.
C1 noun /ˌdʒenəˈræləti/

generality

Meaning
A vague, non-specific statement or principle that applies broadly.
Example
The speech was full of generalities and lacked concrete details.
C1 verb /ɪnˈlɪst/

enlist

Meaning
to join or sign up, especially for military service; to secure someone's support or help
Example
He decided to enlist in the army after graduation.
C1 verb bɪˈkwiːð

bequeath

Meaning
Leave something to someone in a will; pass down or hand down to the next generation.
Example
The scientist bequeathed his research papers to the university.
C1 adjective /əbˈnɒkʃəs/

Obnoxious

Meaning
extremely unpleasant; offensive; annoying
Example
His obnoxious behavior at the party annoyed everyone.
C1 adjective /ˈtrænzɪtɔːri/

transitory

Meaning
Not permanent; temporary.
Example
The transitory nature of fame makes it difficult to maintain.
C1 noun /ˌtæm.bəˈriːn/

Tambourine

Meaning
a small drum with metal discs around the edge that jingle when shaken or hit
Example
She shook the tambourine to the rhythm of the music.
C1 noun /ˈdɛspɒt/

despot

Meaning
a ruler with absolute power, often ruling in a cruel or oppressive way
Example
The despot ruled the nation with fear and violence.
C1 noun /ˌɪntərˈmiːdiˌɛri/

intermediary

Meaning
A person who acts as a link between people in order to try to bring about an agreement; a mediator.
Example
The diplomat served as an intermediary between the two conflicting nations.
C1 noun /ˌdev.əˈtiː/

Devotee

Meaning
a person who is very interested in and enthusiastic about someone or something
Example
As a devotee of classical music, she attended every concert in the city.
C1 verb /ˈræʃənəlaɪz/

rationalize

Meaning
to attempt to explain or justify behavior or decisions with logical reasons, even if they are not true or appropriate
Example
She tried to rationalize her lateness by blaming the traffic.
C1 verb /ədˈmɪnɪstreɪt/

administrate

Meaning
to manage or supervise the execution of duties, laws, or resources; to formally give or apply something such as a test or medicine
Example
The committee will administrate the new policy across all departments.
C1 noun /ˈhɜː.mɪt/

Hermit

Meaning
a person living in solitude as a religious discipline; someone who withdraws from society
Example
The old hermit lived alone in a small cabin deep in the mountains, away from civilization.
C1 noun /ˈfɔːrˌθɔːt/

forethought

Meaning
careful consideration of what will be necessary or may happen in the future
Example
With a little forethought, we could have avoided the problem.
C1 adjective /ˈnjʊrəl/

neural

Meaning
Relating to nerves or the nervous system.
Example
Scientists study neural connections in the brain.
C1 verb /ˈɡlædən/

gladden

Meaning
to make someone happy or bring joy
Example
The news of her recovery gladdened everyone.
C1 adjective /ˌkætəˈklɪzmɪk/

cataclysmic

Meaning
Relating to or denoting a violent natural event or upheaval.
Example
The war had cataclysmic effects on the nation's economy.
C1 adjective /ˈspɪndli/

spindly

Meaning
Long, thin, and weak-looking
Example
The spindly tree bent under the weight of the snow.
C1 noun /koʊˈɜː.ʃən/

coercion

Meaning
The practice of persuading someone to do something by using force or threats.
Example
Cybercriminals use coercion to extract information.
C1 noun /ˈæl.ɪ.moʊ.ni/

alimony

Meaning
financial support that a person is ordered by a court to give to their spouse after separation or divorce
Example
He was ordered by the court to pay monthly alimony to his ex-wife.
C1 noun /ˈrɛtʃɪdnəs/

wretchedness

Meaning
a state of misery, unhappiness, or poor condition
Example
The novel depicts the wretchedness of war victims.
C1 adjective ʌnˈjiːl.dɪŋ

unyielding

Meaning
Not easily broken or giving in to pressure.
Example
Her unyielding determination helped her overcome all challenges.
C1 verb /ˈreɪdieɪt/

radiate

Meaning
to emit energy or light; to spread out from a center
Example
The fireplace radiates warmth throughout the room.
C1 adjective /ˈnɔːtɪkəl/

nautical

Meaning
relating to ships, sailors, or navigation on water
Example
He studied nautical charts before setting sail.
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 noun əˈblɪv.i.ən

oblivion

Meaning
The state of being unaware or unconscious of what is happening; complete forgetfulness.
Example
His name faded into oblivion over time.
C1 verb /ˈbruːtəlaɪz/

brutalize

Meaning
to treat someone with extreme violence or cruelty; to make something harsh or cruel
Example
The regime was accused of brutalizing innocent civilians.
C1 noun /noʊˈbɪl.ə.ti/

Nobility

Meaning
the quality of being noble in character; people of noble rank
Example
He showed great nobility in forgiving his enemies.
C1 verb /kriːk/

creak

Meaning
to make a high-pitched, squeaking noise when moved
Example
The old door creaked as she opened it.